{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404397,"usec":513881},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332899,"noise_level":-8.797809,"freq_skew":1.717399,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[115,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404398,"usec":278576},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515410,"noise_level":-13.342024,"freq_skew":1.112524,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"dst_airport","value":"KSDL"},{"name":"ac_location","value":{"loc":{"lat":52.600002,"lon":-4.200000},"alt":192000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404398,"usec":282397},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546000,"noise_level":-15.815593,"freq_skew":0.921361,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"XA0000","msg_num":"M55","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404398,"usec":282397},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.546000,"noise_level":-15.815593,"freq_skew":0.921361,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"60071573","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,193,88,65,65,0,192,115,123,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404399,"usec":46817},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658562,"noise_level":-15.765824,"freq_skew":1.968502,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404399,"usec":875259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145485,"noise_level":-16.524508,"freq_skew":1.911123,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225677","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404399,"usec":875331},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663222,"noise_level":-16.524508,"freq_skew":-1.246745,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"BA","blk_id":"3","ack":"!","flight":"LX006A","msg_num":"J07","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.HB-JHL6086935103114E","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".HB-JHL","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"hour":9,"min":13,"sec":17}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404399,"usec":879495},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784812,"noise_level":-17.147652,"freq_skew":1.191419,"avlc":{"src":{"addr":"407F1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10977A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7832,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[240,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404399,"usec":879670},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.501723,"noise_level":-17.147652,"freq_skew":-1.513393,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"8","ack":"T","flight":"VS022Q","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404400,"usec":583075},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.304940,"noise_level":-17.186306,"freq_skew":1.132924,"avlc":{"src":{"addr":"407F1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10977A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7832,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[143,112]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404400,"usec":583893},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558354,"noise_level":-17.180025,"freq_skew":0.873922,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404400,"usec":584756},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856710,"noise_level":-18.350897,"freq_skew":0.908856,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EBOS"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404401,"usec":355109},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344372,"noise_level":-19.960590,"freq_skew":-0.095134,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"_d","blk_id":"8","ack":"T","flight":"BA002X","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":113850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550587,"noise_level":-19.823334,"freq_skew":-1.278376,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":117308},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.251184,"noise_level":-19.772417,"freq_skew":1.168531,"avlc":{"src":{"addr":"407F1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10977A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14,"dst_ref":7832,"variable_part_params":[{"name":"checksum","value":[186,240]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":118333},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346524,"noise_level":-19.839518,"freq_skew":2.043081,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EGCC"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":122784},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693056,"noise_level":-20.095249,"freq_skew":-2.685011,"avlc":{"src":{"addr":"347258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10955A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11499,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,51,83,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":881889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334205,"noise_level":-21.139965,"freq_skew":1.903532,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPN","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR46XX","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":882985},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580990,"noise_level":-21.882690,"freq_skew":1.863936,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"B1","blk_id":"4","ack":"!","flight":"NW0059","msg_num":"J30","msg_num_seq":"A","msg_text":"/EGGX.OC1/RCL 000\r\nDAL59-LIMRI/1016 M082F380538D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":885576},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257889,"noise_level":-21.786137,"freq_skew":1.922761,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"FR37VB","msg_num":"M95","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404402,"usec":885750},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484723,"noise_level":-21.775475,"freq_skew":1.818521,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23122362","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,242,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404403,"usec":652076},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736171,"noise_level":-21.575336,"freq_skew":-0.945786,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"B1","blk_id":"3","ack":"!","flight":"AC0867","msg_num":"J33","msg_num_seq":"A","msg_text":"/EGGX.OC1/RCL 000\r\nACA867-TOBOR/1012 M082F3809EF9"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404404,"usec":419683},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.536052,"noise_level":-22.302299,"freq_skew":1.838489,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"NW0059","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404404,"usec":421250},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885567,"noise_level":-22.245872,"freq_skew":2.042692,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404404,"usec":423292},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764089,"noise_level":-22.167484,"freq_skew":1.737170,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":186980},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733676,"noise_level":-23.097187,"freq_skew":2.255039,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":189353},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414499,"noise_level":-22.998489,"freq_skew":-0.936274,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"4","ack":"L","flight":"AC0867","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":190727},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440818,"noise_level":-24.021622,"freq_skew":1.848511,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":191206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927654,"noise_level":-24.673948,"freq_skew":2.172698,"avlc":{"src":{"addr":"4CA4F2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":893055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734217,"noise_level":-24.439123,"freq_skew":-0.783874,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404405,"usec":893788},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.182948,"noise_level":-24.395790,"freq_skew":-1.536362,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-VAHH","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VS022Q","msg_num":"E15","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT27;PG1;REAL;SW030M2RV01\r\n1 167.0\r\n2 -50.4;256;-19.3\r\n3 502.9;0.837;39650\r\n4 0.12;0.11;0.69^;0.73;107.7;107.7\r\n5 0.51^;0.51;0.08;0.08;48.4;48.4\r\n6 0.19;0.19;0.34;0.34;48.4;48.4\r\n7 0.53;0.53;0.49;0."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404406,"usec":662138},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415100,"noise_level":-24.852383,"freq_skew":0.131608,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22660,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[202,106,180,203]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22660,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,88,91,105]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":13,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404406,"usec":662562},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923635,"noise_level":-24.837210,"freq_skew":1.082282,"avlc":{"src":{"addr":"407F1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10977A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":14,"dst_ref":7832,"variable_part_params":[{"name":"checksum","value":[186,240]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404407,"usec":427260},"freq":136975000,"burst_len_octets":208,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067480,"noise_level":-24.612749,"freq_skew":-1.491849,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VS022Q","msg_num":"E15","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT27;PG1;REAL;SW030M2RV01\r\n1 167.0\r\n2 -50.4;256;-19.3\r\n3 502.9;0.837;39650\r\n4 0.12;0.11;0.69^;0.73;107.7;107.7\r\n5 0.51^;0.51;0.08;0.08;48.4;48.4\r\n6 0.19;0.19;0.34;0.34;48.4;48.4\r\n7 0.53;0.53;0.49;0.49;72.1;72.0\r\n8 0.46;0.38;0.47;0.57;580;585\r\n9 83.8;83.6\r\n10 82.1;80.9\r\n11 1.351;1.370\r\n12 114;113\r\n13 105;107\r\n14 128;122\r\n15 13;13\r\n16 ;10;MAY;26;09:13:22\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404407,"usec":429582},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291333,"noise_level":-24.495365,"freq_skew":1.427707,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7842,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[13,95,223,23]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404407,"usec":429667},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.681312,"noise_level":-24.495365,"freq_skew":2.061016,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"NW0059","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404407,"usec":429924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400737,"noise_level":-24.480803,"freq_skew":-0.023113,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404408,"usec":208317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763378,"noise_level":-24.738390,"freq_skew":2.059876,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404408,"usec":965595},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.574442,"noise_level":-24.589790,"freq_skew":-1.231353,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404408,"usec":968369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924191,"noise_level":-24.487267,"freq_skew":1.369234,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404408,"usec":971502},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961377,"noise_level":-24.371555,"freq_skew":1.061843,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EBOS"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":734226},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769736,"noise_level":-24.186754,"freq_skew":0.931795,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21150646","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,74,65,70,0,68,209,166,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":735640},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750203,"noise_level":-24.820833,"freq_skew":1.049855,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TMF","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TB09CK","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":736499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.797346,"noise_level":-25.526018,"freq_skew":-2.811983,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":737242},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384418,"noise_level":-25.493259,"freq_skew":1.984504,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"EGGD"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":-3.000000},"alt":4000}},{"name":"alternate_ground_stations","value":["1094EA","10959A","10955A","1099DA","10988A","10983A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":740168},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165130,"noise_level":-26.352001,"freq_skew":2.011657,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KBOS"},{"name":"ac_location","value":{"loc":{"lat":53.200001,"lon":-1.600000},"alt":29000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":740168},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.165130,"noise_level":-26.352001,"freq_skew":2.011657,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"NW0059","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404409,"usec":740168},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-5.165130,"noise_level":-26.352001,"freq_skew":2.011657,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51236600","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,68,65,76,0,165,61,128,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404410,"usec":500760},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912755,"noise_level":-26.280109,"freq_skew":-0.119697,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"BA","blk_id":"9","ack":"!","flight":"BA002X","msg_num":"J17","msg_num_seq":"A","msg_text":"/PIKCAYA.AT1.G-XLEK6106935B00518D","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"PIKCAYA","air_addr":".G-XLEK","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"hour":9,"min":13,"sec":27}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404410,"usec":501145},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911015,"noise_level":-26.262230,"freq_skew":-1.345039,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"BA","blk_id":"4","ack":"!","flight":"LX006A","msg_num":"J08","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.HB-JHL6108935C03B221","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".HB-JHL","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"hour":9,"min":13,"sec":28}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404411,"usec":268716},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.150621,"noise_level":-25.895006,"freq_skew":2.095620,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404411,"usec":270098},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487732,"noise_level":-25.826786,"freq_skew":1.951567,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127131","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,89,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404411,"usec":276224},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449504,"noise_level":-26.730583,"freq_skew":1.994005,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJI","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR06NE","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":36670},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715388,"noise_level":-27.923847,"freq_skew":0.887056,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":39109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868248,"noise_level":-27.816376,"freq_skew":-1.219698,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":40033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979702,"noise_level":-28.519363,"freq_skew":-1.192914,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N812AA","mode":"2","label":"Q0","blk_id":"5","ack":"J","flight":"AA0203","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":40973},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371614,"noise_level":-28.473164,"freq_skew":-0.698608,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2326,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":41435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.925540,"noise_level":-28.587263,"freq_skew":1.802658,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":44149},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223216,"noise_level":-28.425373,"freq_skew":2.037651,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404412,"usec":809076},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787650,"noise_level":-27.827759,"freq_skew":-2.708516,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404413,"usec":507534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616400,"noise_level":-27.742619,"freq_skew":-1.178621,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404413,"usec":508081},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925706,"noise_level":-28.295387,"freq_skew":0.023916,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22660,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[115,115,142,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":13,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404413,"usec":511285},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.756447,"noise_level":-28.624029,"freq_skew":0.184596,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261EF7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404414,"usec":275852},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387864,"noise_level":-28.324493,"freq_skew":1.820418,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404414,"usec":279771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442624,"noise_level":-28.715824,"freq_skew":0.155104,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404415,"usec":42785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583398,"noise_level":-28.299507,"freq_skew":-0.772946,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404415,"usec":813784},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217416,"noise_level":-27.584507,"freq_skew":2.638223,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1687,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11403,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,128]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404415,"usec":816917},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.416089,"noise_level":-27.998922,"freq_skew":1.032914,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404416,"usec":582307},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488245,"noise_level":-27.698755,"freq_skew":0.078183,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22660,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[115,115,142,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":13,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404416,"usec":584892},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873163,"noise_level":-27.918678,"freq_skew":-2.862957,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404417,"usec":347239},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568272,"noise_level":-27.663099,"freq_skew":0.158980,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404417,"usec":349406},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283625,"noise_level":-28.428888,"freq_skew":-0.033553,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193,225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404417,"usec":352515},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462863,"noise_level":-28.263762,"freq_skew":1.791965,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"_d","blk_id":"0","ack":"O","flight":"FR37VB","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":116085},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564330,"noise_level":-28.958681,"freq_skew":-0.005532,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22660,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[147,214,225,102]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":116085},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.564330,"noise_level":-28.958681,"freq_skew":-0.005532,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22660,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,15,42,195]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":119032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675101,"noise_level":-29.382614,"freq_skew":2.004402,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":120382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480235,"noise_level":-29.255636,"freq_skew":-0.450411,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":882746},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634659,"noise_level":-29.130487,"freq_skew":0.118198,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48213,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,32,149,46]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":13,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404418,"usec":882746},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.634659,"noise_level":-29.130487,"freq_skew":0.118198,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":22660,"variable_part_params":[{"name":"atn_checksum","value":[83,176,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404419,"usec":651885},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782962,"noise_level":-28.415245,"freq_skew":1.888573,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"FR37VB","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404419,"usec":653492},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609781,"noise_level":-28.954933,"freq_skew":0.157836,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":163,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[142,154,116,236]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404419,"usec":654720},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813254,"noise_level":-28.858061,"freq_skew":0.412947,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404421,"usec":190175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360707,"noise_level":-27.922850,"freq_skew":0.846642,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,11,154,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404421,"usec":897901},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525670,"noise_level":-27.257034,"freq_skew":2.885164,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4426,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404422,"usec":664850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011782,"noise_level":-26.865410,"freq_skew":-2.971408,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404422,"usec":665684},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433712,"noise_level":-26.827202,"freq_skew":-0.066837,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":163,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[142,154,116,236]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404423,"usec":433250},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885042,"noise_level":-27.074139,"freq_skew":0.591268,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"B6","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"L91","msg_num_seq":"A","msg_text":"/QUKAXBA.ADS.G-ZBLG0725EE0FEB3809850CD99FE290","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"QUKAXBA","air_addr":".G-ZBLG","adsc":{"tags":[{"basic_report":{"lat":53.338795,"lon":-3.652954,"alt":38992,"ts_sec":822.375000,"pos_accuracy_nm":0.050000,"nav_redundancy":true,"tcas_avail":true}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404423,"usec":433973},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497121,"noise_level":-27.035004,"freq_skew":2.006726,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091155\r\n4066397860337660C909BCG3A-L200-0002\r\n-3000 369980018419066 354 355 331 328\r\n-2500 370030018419066 356 355 333 328\r\n-2000 370090018419066 356 356 330 328\r\n-1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404423,"usec":434501},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394276,"noise_level":-27.035004,"freq_skew":-0.109391,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[227,103,166,151]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48213,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,15,155,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":13,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404423,"usec":435293},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366663,"noise_level":-27.415108,"freq_skew":2.401482,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404424,"usec":207025},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559834,"noise_level":-26.785763,"freq_skew":0.061556,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404424,"usec":970416},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730108,"noise_level":-27.443439,"freq_skew":0.035073,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"83","blk_id":"9","ack":"!","flight":"BA0270","msg_num":"M42","msg_num_seq":"A","msg_text":"KLAS,EGLL,100913, 54.42,- 3.32,41003,240, 138.9, 7000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404425,"usec":737161},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522230,"noise_level":-27.004517,"freq_skew":1.843839,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370100018419066 355 355 330 328\r\n-1000 370040018519166 357 356 332 328\r\n-0500 369990018419166 358 358 332 331\r\n 5500 370010018519066 357 357 333 331\r\n+0500 370030018519166 358 358 335 331\r\n+1000 3700500"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404426,"usec":502643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652180,"noise_level":-26.902679,"freq_skew":2.784970,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404426,"usec":503731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671781,"noise_level":-26.845186,"freq_skew":-2.969941,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404429,"usec":574178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220834,"noise_level":-24.994205,"freq_skew":0.635824,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404429,"usec":576243},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442496,"noise_level":-24.886826,"freq_skew":0.099750,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404430,"usec":277396},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516350,"noise_level":-24.661095,"freq_skew":1.925435,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"C","sublabel":"DF","msg_text":"18519166 357 359 333 331\r\n+1500 370030018519066 357 356 333 330\r\n+2000 370020018419066 357 357 332 331\r\n+2500 369990018418966 357 358 331 331\r\n+3000 369990018419066 356 357 333 332\r\n+3500 369990018318966 35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404431,"usec":810060},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491951,"noise_level":-23.934731,"freq_skew":1.982993,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"D","sublabel":"DF","msg_text":"6 357 331 331\r\n+4000 369990018318966 355 356 331 330\r\n+4500 369970018318966 353 354 330 329\r\n+5000 369990018218966 354 354 329 329\r\n+5500 370000018318966 354 354 328 329\r\n+6000 370010018218866 353 356 330 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404431,"usec":810500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958380,"noise_level":-23.921080,"freq_skew":-0.911839,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404431,"usec":814320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615584,"noise_level":-23.758898,"freq_skew":-2.702782,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404433,"usec":353487},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463091,"noise_level":-22.990534,"freq_skew":1.886607,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"E","sublabel":"DF","msg_text":"30\r\n+6500 370020018218966 354 354 329 329\r\n+7000 370000018318866 353 354 328 328\r\n+7500 369990018419066 355 358 331 332\r\n+8000 370000018319066 354 357 332 332\r\n+8500 370010018419166 356 358 332 331\r\n+9000 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404434,"usec":889489},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467201,"noise_level":-22.364111,"freq_skew":1.799610,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"F","sublabel":"DF","msg_text":"69980018519166 356 357 333 333\r\n-30 84 84 165 1720120056611\r\n-25 84 84 165 1730120056611\r\n-20 84 84 165 1730120056611\r\n-15 84 84 165 1730120056611\r\n-10 84 84 165 1730120056611\r\n-05 84 84 165 1730120056611\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404435,"usec":663559},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647656,"noise_level":-22.116798,"freq_skew":0.603153,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"49","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"M59","msg_num_seq":"A","msg_text":"01ERDCBAW18A /100913KJFKEGLL\r\n+38917266.7- 18.8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404436,"usec":420077},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524370,"noise_level":-22.158566,"freq_skew":0.013331,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EICK"},{"name":"ac_location","value":{"loc":{"lat":51.900002,"lon":-5.100000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404436,"usec":420077},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.524370,"noise_level":-22.158566,"freq_skew":0.013331,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NSG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EI07HL","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404436,"usec":420077},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.524370,"noise_level":-22.158566,"freq_skew":0.013331,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126600","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,73,78,0,76,173,128,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404436,"usec":427969},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543192,"noise_level":-21.960390,"freq_skew":-2.170763,"avlc":{"src":{"addr":"06A2C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-BEX","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"QR0120","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404437,"usec":191773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524693,"noise_level":-22.478323,"freq_skew":-0.083207,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404437,"usec":200149},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762021,"noise_level":-23.183500,"freq_skew":0.650248,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"A","sublabel":"CF","msg_text":"PLF 1 10MAY26 0913 BA G-ZBLG BAW18A KJFK/EGLL BCG4F-45LD-0077 C L 0241 10MAY26\r\nFDE 75215372 A 0241 10MAY26\r\nMSG 7599432 A 0241 10MAY26 ES M PL\r\nDB ELECTRONIC ENGINE CONTROL CHAN-B (RIGHT ENG)\r\nDB ELECTRONI"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404438,"usec":661121},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.304808,"noise_level":-22.887838,"freq_skew":-0.021628,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"_d","blk_id":"0","ack":"U","flight":"BA002X","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404439,"usec":429771},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372160,"noise_level":-22.520258,"freq_skew":1.687586,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"G","sublabel":"DF","msg_text":" 55 84 84 166 1740120056611\r\n+05 84 84 166 1740120056611\r\n+10 84 84 166 1740120056611\r\n+15 84 84 166 1730120056611\r\n+20 84 84 166 1730120056611\r\n+25 84 84 166 1730120056611\r\n+30 84 84 166 1730120056611\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404439,"usec":431693},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729417,"noise_level":-23.593596,"freq_skew":0.644099,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"B","sublabel":"CF","msg_text":"C ENGINE CONTROL CHAN-A (RIGHT ENG)\r\nFRC 943 MC 943 \r\nMMO 32446106 A 0241 10MAY26\r\nMSG 3241176 I 0241 10MAY26 ES I 1 PL\r\nDB WHEEL 6 ELECTRIC BRAKE ACTUATION CONTROLLER\r\nFRC 40 \r\nMMO 32446102 A 0241 10MAY26"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":196185},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141156,"noise_level":-24.213980,"freq_skew":2.760434,"avlc":{"src":{"addr":"40690C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":113,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":197302},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910869,"noise_level":-24.157722,"freq_skew":0.031304,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"_d","blk_id":"1","ack":"V","flight":"BA002X","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":204297},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195073,"noise_level":-23.977367,"freq_skew":2.716999,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22727,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[1,34,26,187]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":205355},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793336,"noise_level":-24.894482,"freq_skew":0.235005,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"B6","blk_id":"0","ack":"!","flight":"BA0270","msg_num":"L88","msg_num_seq":"A","msg_text":"/QUKAXBA.ADS.G-ZBKO0726AD97ED51CA024D1D9F3920","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"QUKAXBA","air_addr":".G-ZBKO","adsc":{"tags":[{"basic_report":{"lat":54.390907,"lon":-3.283710,"alt":40996,"ts_sec":839.375000,"pos_accuracy_nm":0.050000,"nav_redundancy":true,"tcas_avail":true}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":964570},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544833,"noise_level":-24.803402,"freq_skew":1.752249,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 166 1730120056611\r\n+40 84 84 166 1720120056611\r\n+45 84 84 166 1720120056611\r\n+50 84 84 166 1720120056611\r\n+55 84 84 166 1720120056611\r\n+60 84 84 166 1720120056611\r\n+65 84 84 166 1720120056611\r\n+70 84"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":966570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646380,"noise_level":-24.728226,"freq_skew":-2.092610,"avlc":{"src":{"addr":"06A2C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-BEX","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"QR0120","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":970182},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819001,"noise_level":-24.565098,"freq_skew":0.818264,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"C","sublabel":"CF","msg_text":"\r\nMSG 3241272 I 0241 10MAY26 ES I 1 PL\r\nDB WHEEL 2 ELECTRIC BRAKE ACTUATION CONTROLLER\r\nFRC 41 \r\nNCMM\r\nMSG 3120001 A 0415 10MAY26 ER I 6 PL\r\nDB FORWARD FLIGHT RECORDER MODULE\r\nFRC 10009 \r\nMSG 2319432 I 04"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404440,"usec":971155},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610739,"noise_level":-24.535763,"freq_skew":0.490894,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"83","blk_id":"5","ack":"!","flight":"ZD0001","msg_num":"M83","msg_num_seq":"A","msg_text":"001PR10091359N5127.5W00021.44505000067"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404441,"usec":732840},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734545,"noise_level":-25.194794,"freq_skew":-1.955083,"avlc":{"src":{"addr":"06A2C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-BEX","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"QR0120","msg_num":"M38","msg_num_seq":"A","msg_text":"KOK-03 ,N 51.154,E 2.247,30035,0492,1505,127\\TS091355,100526"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404442,"usec":500201},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791281,"noise_level":-24.838871,"freq_skew":0.549378,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"D","sublabel":"CF","msg_text":"00 10MAY26 ER I 1 PL\r\nDB RIGHT HF COMMUNICATION TRANSCEIVER\r\nFRC 35014 \r\nMSG 3818279 A 0241 10MAY26 ES H PL\r\nDB 38 WW OPS (1)\r\nDB 38 WW OPS (2)\r\nFRC 602 602 \r\nMSG 3812540 A 0241 10MAY26 ES H PL\r\nDB 38 WW "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404442,"usec":500809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300654,"noise_level":-25.163546,"freq_skew":2.701874,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404442,"usec":503796},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587850,"noise_level":-25.007557,"freq_skew":1.700338,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 166 1720120056611\r\n+75 84 84 166 1720120056611\r\n+80 84 84 166 1720120056611\r\n+85 85 84 166 1720120056611\r\n+90 85 84 166 1720120056611\r\n-30 70 72 24 30-078700 -603ER\r\n-25 70 72 24 30-078600 -603ER\r\n-20 7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404443,"usec":269610},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615017,"noise_level":-24.778709,"freq_skew":1.067393,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"XA0000","msg_num":"M55","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404443,"usec":273646},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769145,"noise_level":-24.585136,"freq_skew":0.733836,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"E","sublabel":"CF","msg_text":"OPS (2)\r\nDB 38 WW OPS (1)\r\nFRC 381 381 \r\nMSG 3120002 A 0241 10MAY26 ES H PL\r\nDB AFT FLIGHT RECORDER MODULE\r\nFRC 10009 \r\nMSG 2919681 A 0241 10MAY26 ES M PL\r\nDB 29 HYDIF OPS (LEFT)\r\nFRC 60668 \r\nMSG 4630621"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404443,"usec":275484},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584773,"noise_level":-24.511818,"freq_skew":2.849801,"avlc":{"src":{"addr":"40690C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":36663},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.159599,"noise_level":-24.468124,"freq_skew":1.625871,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HLUX","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"SS0943","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":42515},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657542,"noise_level":-24.476452,"freq_skew":-2.221530,"avlc":{"src":{"addr":"06A2C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-BEX","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"QR0120","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":802149},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556539,"noise_level":-24.261009,"freq_skew":1.790096,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"J","sublabel":"DF","msg_text":"0 72 24 29-078700 -603ER\r\n-15 70 72 24 29-078700 -600ER\r\n-10 70 72 24 29-078800 -603ER\r\n-05 70 72 24 30-079100 -605ER\r\n 55 71 72 24 29-079100 -608ER\r\n+05 70 72 24 30-079100 -608ER\r\n+10 70 71 24 30-079100 -6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":807423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682016,"noise_level":-24.218557,"freq_skew":0.024140,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":808426},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685170,"noise_level":-24.176308,"freq_skew":4.090870,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"A","sublabel":"DF","msg_text":"B31AEI-IJP 331526QMEGNMLEALIC1005260905403637226160B81060B820BCG3B-L200-0003 4812-1329214524280352 30 -38 69454090540 4569 30 -380352022010 8383 8390 8383 839010401 805712454691 9340 547 594 5508"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404444,"usec":809716},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587484,"noise_level":-24.134264,"freq_skew":-2.163776,"avlc":{"src":{"addr":"06A2C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A7-BEX","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"QR0120","msg_num":"M38","msg_num_seq":"A","msg_text":"KOK-03 ,N 51.154,E 2.247,30035,0492,1505,127\\TS091355,100526"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404445,"usec":507443},"freq":136975000,"burst_len_octets":182,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968493,"noise_level":-24.092424,"freq_skew":0.739720,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"F","sublabel":"CF","msg_text":"PLF 1 10MAY26 0913 BA G-ZBLG BAW18A KJFK/EGLL BCG4F-45LD-0077 C L 0241 10MAY26\r\nFDE 75215372 A 0241 10MAY26\r\nMSG 7599432 A 0241 10MAY26 ES M PL\r\nDB ELECTRONIC ENGINE CONTROL CHAN-B (RIGHT ENG)\r\nDB ELECTRONIC ENGINE CONTROL CHAN-A (RIGHT ENG)\r\nFRC 943 MC 943 \r\nMMO 32446106 A 0241 10MAY26\r\nMSG 3241176 I 0241 10MAY26 ES I 1 PL\r\nDB WHEEL 6 ELECTRIC BRAKE ACTUATION CONTROLLER\r\nFRC 40 \r\nMMO 32446102 A 0241 10MAY26\r\nMSG 3241272 I 0241 10MAY26 ES I 1 PL\r\nDB WHEEL 2 ELECTRIC BRAKE ACTUATION CONTROLLER\r\nFRC 41 \r\nNCMM\r\nMSG 3120001 A 0415 10MAY26 ER I 6 PL\r\nDB FORWARD FLIGHT RECORDER MODULE\r\nFRC 10009 \r\nMSG 2319432 I 0400 10MAY26 ER I 1 PL\r\nDB RIGHT HF COMMUNICATION TRANSCEIVER\r\nFRC 35014 \r\nMSG 3818279 A 0241 10MAY26 ES H PL\r\nDB 38 WW OPS (1)\r\nDB 38 WW OPS (2)\r\nFRC 602 602 \r\nMSG 3812540 A 0241 10MAY26 ES H PL\r\nDB 38 WW OPS (2)\r\nDB 38 WW OPS (1)\r\nFRC 381 381 \r\nMSG 3120002 A 0241 10MAY26 ES H PL\r\nDB AFT FLIGHT RECORDER MODULE\r\nFRC 10009 \r\nMSG 2919681 A 0241 10MAY26 ES M PL\r\nDB 29 HYDIF OPS (LEFT)\r\nFRC 60668 \r\nMSG 4630621 A 0241 10MAY26 ES H PL\r\nDB 46 FSM CISS OPS\r\nFRC 1062 1063 \r\nMSG 3812679 I 0241 10MAY26 ES I 8 PL\r\nDB 38 WW OPS (2)\r\nFRC 492 \r\nEOR\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":275910},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565955,"noise_level":-23.738001,"freq_skew":0.609245,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.299999,"lon":-3.600000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":276635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504092,"noise_level":-24.033678,"freq_skew":0.202254,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":277224},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948325,"noise_level":-24.311380,"freq_skew":2.303007,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"On ground"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVJ","mode":"2","label":"QQ","blk_id":"6","ack":"!","flight":"FR434E","msg_num":"M01","msg_num_seq":"A","msg_text":"EGGDGCTS09140904"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":278718},"freq":136975000,"burst_len_octets":182,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031008,"noise_level":-24.254492,"freq_skew":0.541236,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA018A","msg_num":"C55","msg_num_seq":"F","sublabel":"CF","msg_text":" A 0241 10MAY26 ES H PL\r\nDB 46 FSM CISS OPS\r\nFRC 1062 1063 \r\nMSG 3812679 I 0241 10MAY26 ES I 8 PL\r\nDB 38 WW OPS (2)\r\nFRC 492 \r\nEOR\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":279562},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564927,"noise_level":-24.226189,"freq_skew":3.943060,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"B","sublabel":"DF","msg_text":" 5592 3087196 294 150 -019 1469 2332032C 8306 8487 8566 9684 42 2765 53582510 8385 8390 8382 839010381 802012454636 9340 541 587 5468 5551 3007196 292 149 -033 1467 23670260 8306 8487 000 9678 40 275"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":280065},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.494843,"noise_level":-24.226189,"freq_skew":3.084595,"avlc":{"src":{"addr":"40690C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWK","mode":"2","label":"8E","blk_id":"7","ack":"!","flight":"U265XP","msg_num":"M26","msg_num_seq":"A","msg_text":"EGCC,0943"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":282013},"freq":136975000,"burst_len_octets":333,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721247,"noise_level":-24.141823,"freq_skew":0.706559,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20075362","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,122,242,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404446,"usec":282013},"freq":136975000,"burst_len_octets":333,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.721247,"noise_level":-24.141823,"freq_skew":0.706559,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"A","sublabel":"DF","msg_text":"<340>LER\r\n10 G-ZBLGBAW18A TA 765100526025041KJFKEGLL 548 6\r\n 40653 -73779 88 1331BSM5C70010006\r\n 3)1010 133 12715 42 8011\r\n2007600000\r\n20........ )\r\n 0 731 16610347\r\n 0 738 17810342\r\n2 81 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404447,"usec":43543},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959442,"noise_level":-24.141823,"freq_skew":1.122721,"avlc":{"src":{"addr":"C051E6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GFAJ","mode":"2","label":"_d","blk_id":"3","ack":"C","flight":"AC0833","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404447,"usec":43706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717913,"noise_level":-24.330370,"freq_skew":0.683694,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404447,"usec":44161},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586310,"noise_level":-24.316082,"freq_skew":1.806892,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"K","sublabel":"DF","msg_text":"08ER\r\n+15 70 70 24 30-079100 -605ER\r\n+20 70 70 24 29-079100 -608ER\r\n+25 70 71 24 30-079100 -608ER\r\n+30 70 69 24 30-079000 -608ER\r\n+35 70 69 24 30-078900 -610ER\r\n+40 70 69 24 29-078700 -608ER\r\n+45 70 69 24 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404447,"usec":817853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931996,"noise_level":-24.113361,"freq_skew":0.700086,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404448,"usec":579711},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349987,"noise_level":-24.431583,"freq_skew":2.231516,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404448,"usec":584118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.004963,"noise_level":-25.124073,"freq_skew":2.849952,"avlc":{"src":{"addr":"40690C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404448,"usec":584525},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863585,"noise_level":-25.108418,"freq_skew":-0.060232,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"15","blk_id":"2","ack":"!","flight":"BA002X","msg_num":"U32","msg_num_seq":"A","msg_text":"FST01KSFOEGLLN546539W0037132390 1721159 M52C021154138139514 09540914"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404448,"usec":585981},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473968,"noise_level":-25.030571,"freq_skew":2.003480,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"L","sublabel":"DF","msg_text":"0-078600 -605ER\r\n+50 69 69 24 30-078500 -603ER\r\n+55 70 69 24 30-078400 -603ER\r\n+60 69 68 24 30-078300 -600ER\r\n+65 69 68 24 29-078200 -600ER\r\n+70 69 69 24 29-078200 -600ER\r\n+75 69 68 24 30-078200 -600ER\r\n+80"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404449,"usec":345872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850624,"noise_level":-25.355785,"freq_skew":0.641072,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404449,"usec":346423},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834634,"noise_level":-25.323660,"freq_skew":0.858833,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":374,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404450,"usec":118577},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059065,"noise_level":-24.825207,"freq_skew":1.945001,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62528,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,97,98,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404450,"usec":121545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854945,"noise_level":-24.719879,"freq_skew":0.417803,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404450,"usec":885589},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922782,"noise_level":-24.571594,"freq_skew":0.092759,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"BA","blk_id":"3","ack":"!","flight":"BA002X","msg_num":"J19","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.G-XLEK60069388038BCB","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".G-XLEK","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":0,"msg_ref":3,"timestamp":{"hour":9,"min":14,"sec":8}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404451,"usec":654312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434698,"noise_level":-24.227058,"freq_skew":3.980154,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404451,"usec":655724},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006604,"noise_level":-24.760447,"freq_skew":1.411984,"avlc":{"src":{"addr":"C051E6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404452,"usec":421052},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403015,"noise_level":-24.380260,"freq_skew":1.154770,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"1","ack":"I","flight":"XA0000","msg_num":"M56","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404452,"usec":422873},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437183,"noise_level":-24.584234,"freq_skew":4.111567,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"C","sublabel":"DF","msg_text":"2 573815 9241 50 -5504440220090729PRI 9019 7812 46 -5810247328800439 86 01 09 01 01 426 450 8629 8633 8628 863210515 8237 785 79164 5732 822 82210504348 8260 587 640 5658 5759 4507196 271 14"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":187235},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943421,"noise_level":-24.323166,"freq_skew":0.923542,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":374,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":187463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012089,"noise_level":-24.323166,"freq_skew":-0.091610,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":189240},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484006,"noise_level":-24.539204,"freq_skew":1.867983,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D92","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091155\r\n4066397860337660C909BCG3A-L200-0002\r\n-3000 369980018419066 354 355 331 328\r\n-2500 370030018419066 356 355 333 328\r\n-2000 370090018419066 356 356 330 328\r\n-1500 370100018419066 355 355 330 328\r\n-1000 370040018519166 357 356 332 328\r\n-0500 369990018419166 358 358 332 331\r\n 5500 370010018519066 357 357 333 331\r\n+0500 370030018519166 358 358 335 331\r\n+1000 370050018519166 357 359 333 331\r\n+1500 370030018519066 357 356 333 330\r\n+2000 370020018419066 357 357 332 331\r\n+2500 369990018418966 357 358 331 331\r\n+3000 369990018419066 356 357 333 332\r\n+3500 369990018318966 356 357 331 331\r\n+4000 369990018318966 355 356 331 330\r\n+4500 369970018318966 353 354 330 329\r\n+5000 369990018218966 354 354 329 329\r\n+5500 370000018318966 354 354 328 329\r\n+6000 370010018218866 353 356 330 330\r\n+6500 370020018218966 354 354 329 329\r\n+7000 370000018318866 353 354 328 328\r\n+7500 369990018419066 355 358 331 332\r\n+8000 370000018319066 354 357 332 332\r\n+8500 370010018419166 356 358 332 331\r\n+9000 369980018519166 356 357 333 333\r\n-30 84 84 165 1720120056611\r\n-25 84 84 165 1730120056611\r\n-20 84 84 165 1730120056611\r\n-15 84 84 165 1730120056611\r\n-10 84 84 165 1730120056611\r\n-05 84 84 165 1730120056611\r\n 55 84 84 166 1740120056611\r\n+05 84 84 166 1740120056611\r\n+10 84 84 166 1740120056611\r\n+15 84 84 166 1730120056611\r\n+20 84 84 166 1730120056611\r\n+25 84 84 166 1730120056611\r\n+30 84 84 166 1730120056611\r\n+35 84 84 166 1730120056611\r\n+40 84 84 166 1720120056611\r\n+45 84 84 166 1720120056611\r\n+50 84 84 166 1720120056611\r\n+55 84 84 166 1720120056611\r\n+60 84 84 166 1720120056611\r\n+65 84 84 166 1720120056611\r\n+70 84 84 166 1720120056611\r\n+75 84 84 166 1720120056611\r\n+80 84 84 166 1720120056611\r\n+85 85 84 166 1720120056611\r\n+90 85 84 166 1720120056611\r\n-30 70 72 24 30-078700 -603ER\r\n-25 70 72 24 30-078600 -603ER\r\n-20 70 72 24 29-078700 -603ER\r\n-15 70 72 24 29-078700 -600ER\r\n-10 70 72 24 29-078800 -603ER\r\n-05 70 72 24 30-079100 -605ER\r\n 55 71 72 24 29-079100 -608ER\r\n+05 70 72 24 30-079100 -608ER\r\n+10 70 71 24 30-079100 -608ER\r\n+15 70 70 24 30-079100 -605ER\r\n+20 70 70 24 29-079100 -608ER\r\n+25 70 71 24 30-079100 -608ER\r\n+30 70 69 24 30-079000 -608ER\r\n+35 70 69 24 30-078900 -610ER\r\n+40 70 69 24 29-078700 -608ER\r\n+45 70 69 24 30-078600 -605ER\r\n+50 69 69 24 30-078500 -603ER\r\n+55 70 69 24 30-078400 -603ER\r\n+60 69 68 24 30-078300 -600ER\r\n+65 69 68 24 29-078200 -600ER\r\n+70 69 69 24 29-078200 -600ER\r\n+75 69 68 24 30-078200 -600ER\r\n+80 69 68 24 30-078300 -600ER\r\n+85 70 69 24 30-078300 -600ER\r\n+90 70 70 24 30-078300 -600ER\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":190550},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.412872,"noise_level":-24.495371,"freq_skew":1.880090,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[84,14,77,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":899331},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052762,"noise_level":-24.096592,"freq_skew":0.887252,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":900059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947851,"noise_level":-24.082682,"freq_skew":1.760842,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":900608},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.276127,"noise_level":-24.068796,"freq_skew":-2.694272,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[39]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"...."}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404453,"usec":903257},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684695,"noise_level":-24.041090,"freq_skew":0.980726,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"2","ack":"J","flight":"XA0000","msg_num":"M57","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404454,"usec":660885},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431929,"noise_level":-24.836246,"freq_skew":2.604004,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EGSS"},{"name":"ac_location","value":{"loc":{"lat":51.500000,"lon":2.800000},"alt":108000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404454,"usec":664651},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419375,"noise_level":-24.700890,"freq_skew":3.862071,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"D","sublabel":"DF","msg_text":"9 -019-1300 1450 1456 2143 2142032005298000 73017 8550 8948 8712 8792 9720 554030 00 8280 8181 8215 8189 2598 5733 00 8368 8245 8264 8291 476 0 0 1491000 024 010 014 024 003 022783090729PRI 9019 7812 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404454,"usec":667107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593094,"noise_level":-24.626591,"freq_skew":1.778250,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404455,"usec":431941},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788214,"noise_level":-24.407442,"freq_skew":2.513966,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23126340","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,224,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404455,"usec":433931},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731377,"noise_level":-24.307032,"freq_skew":0.072615,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"BA","blk_id":"4","ack":"!","flight":"BA002X","msg_num":"J20","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.G-XLEK6088938D030B5C","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".G-XLEK","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":1,"msg_ref":4,"timestamp":{"hour":9,"min":14,"sec":13}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404455,"usec":436216},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705285,"noise_level":-24.193684,"freq_skew":2.671471,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"FR28DD","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404456,"usec":201230},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620280,"noise_level":-23.957617,"freq_skew":4.225474,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"E","sublabel":"DF","msg_text":"46 -5810247328800439 86 01 09 01 01 426 450 8626 8633 8624 863310497 8190 790 79177 5750 823 82210504297 8270 580 633 5617 5719 4507189 269 150 -046-1300 1453 1456 2173 2171026026210022 35014 8547 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404456,"usec":203471},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586811,"noise_level":-23.862247,"freq_skew":1.103682,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"3","ack":"K","flight":"XA0000","msg_num":"M58","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404456,"usec":967055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486403,"noise_level":-23.781326,"freq_skew":2.425429,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404457,"usec":731419},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926017,"noise_level":-23.452042,"freq_skew":0.181060,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404457,"usec":734230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889754,"noise_level":-23.336491,"freq_skew":2.527437,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404458,"usec":505210},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406273,"noise_level":-22.974283,"freq_skew":4.098888,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"F","sublabel":"DF","msg_text":"8947 8709 000 9715 523985 00 8172 8102 8043 8218 2588 5758 09 8293 8244 8460 8142 512 0 0 1501000 025 049 018 021 044 018776090948 14649 -03 -1580548022010 8767 8767 8764 876710472 8178 8463883 7180 5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404459,"usec":267834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979311,"noise_level":-23.429327,"freq_skew":1.962094,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404459,"usec":271203},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577633,"noise_level":-23.288670,"freq_skew":0.924884,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"4","ack":"L","flight":"XA0000","msg_num":"M59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404460,"usec":36635},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558052,"noise_level":-23.779091,"freq_skew":2.690144,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404460,"usec":806427},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678241,"noise_level":-23.398359,"freq_skew":-0.007271,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-NSG","mode":"2","label":"36","blk_id":"5","ack":"!","flight":"EI07HL","msg_num":"M30","msg_num_seq":"A","msg_text":" \r\n10MAY26,091412,EI-NSG\r\nN 51.982,W 5.167,33962\r\n------, 417500"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404462,"usec":277978},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635728,"noise_level":-23.804977,"freq_skew":4.231482,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"H","sublabel":"DF","msg_text":"9705 21 2310 471703 19169 -118 -26805510220091124PRI 18999 7809 -112 -26210256332080550 66 -01 05 01 01 457 469 8840 8842 8836 884210348 8047 820 76165 4559 769 769 7043423 5950 467 510 5453 5516-111"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404463,"usec":44488},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453473,"noise_level":-23.579105,"freq_skew":1.886034,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65013,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[5,215]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404463,"usec":46111},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037333,"noise_level":-23.513777,"freq_skew":0.675944,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[41,153]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404463,"usec":812315},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369824,"noise_level":-23.774067,"freq_skew":-1.041082,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48210,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,112]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404463,"usec":814944},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338855,"noise_level":-23.915115,"freq_skew":2.836872,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404463,"usec":817064},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854925,"noise_level":-24.970276,"freq_skew":0.741201,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[231,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":14,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404464,"usec":578759},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592341,"noise_level":-24.924219,"freq_skew":4.050119,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"I","sublabel":"DF","msg_text":"77196 354 859 -019-1300 003 000 1953 1956032009282002 95023 8753 9314 9182 9270 9755 -933178 00 8093 8016 8045 8033 2034 4557 -02 8198 8081 8104 8128 455 0 0 8601000 020 018 014 031 006 030634091125PRI 1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404465,"usec":347951},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565620,"noise_level":-25.632868,"freq_skew":-2.818303,"avlc":{"src":{"addr":"347258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10955A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":277,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404465,"usec":351663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.062460,"noise_level":-25.860262,"freq_skew":-0.125583,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404465,"usec":351886},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904956,"noise_level":-25.860262,"freq_skew":0.790415,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404465,"usec":352142},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405567,"noise_level":-26.072231,"freq_skew":2.289629,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILP","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR2305","msg_num":"M47","msg_num_seq":"A","msg_text":"091422,36010,0958, 99,N 49.447 W 8.144"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404466,"usec":121905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418846,"noise_level":-25.662632,"freq_skew":-2.834153,"avlc":{"src":{"addr":"347258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10955A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404466,"usec":128492},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473977,"noise_level":-26.063431,"freq_skew":4.054081,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"J","sublabel":"DF","msg_text":"8999 7809 -113 -26210256332090550 66 -01 05 01 01 457 469 8840 8841 8836 884210332 7978 820 76179 4546 769 769 7033394 5950 466 508 5405 5470-11177196 356 859 -023-1300 004 000 2018 2019031029232022"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404466,"usec":889606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506611,"noise_level":-25.822399,"freq_skew":2.468461,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404467,"usec":651482},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378539,"noise_level":-25.803425,"freq_skew":1.767199,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11502,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[244,12]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404467,"usec":655782},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973310,"noise_level":-25.635628,"freq_skew":0.550780,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[50,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":14,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404468,"usec":419434},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894057,"noise_level":-25.373718,"freq_skew":0.873050,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404468,"usec":419434},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.894057,"noise_level":-25.373718,"freq_skew":0.873050,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11493,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,24,70,70]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404468,"usec":421494},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653550,"noise_level":-25.293467,"freq_skew":1.732151,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404468,"usec":422692},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337778,"noise_level":-25.245668,"freq_skew":4.154276,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"K","sublabel":"DF","msg_text":" 56019 8755 9314 9183 000 9743 -973147 00 7968 7932 7853 8026 2028 4542 06 8096 8075 8243 7976 474 0 0 8601000 027 059 017 028 043 0246300664967576624 66 000022011 8838 8844 8838 884210338 8035 122 -02"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404469,"usec":183641},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827935,"noise_level":-25.041527,"freq_skew":0.542854,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[37,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404470,"usec":662465},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486464,"noise_level":-24.260048,"freq_skew":4.141276,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"L","sublabel":"DF","msg_text":"0760 9750 83980018CE0000000000349C500000100007F001000000080900004067801018000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404470,"usec":664937},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463950,"noise_level":-24.147308,"freq_skew":0.981913,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"4","ack":"L","flight":"XA0000","msg_num":"M59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404471,"usec":427586},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777347,"noise_level":-23.980892,"freq_skew":0.985617,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TMF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TB09CK","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404472,"usec":201644},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621589,"noise_level":-23.552094,"freq_skew":0.930948,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21150646","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,74,65,70,0,68,209,166,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404472,"usec":206211},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513530,"noise_level":-23.836134,"freq_skew":3.939133,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"M","sublabel":"DF","msg_text":"00000000000000 67 010022011 8838 8842 8838 884410322 7965 57 -020760 9750 84640018CE0000000000349C500000200007F00100000008020000406780100000001000000000000000000000000000000000000000000000000000000000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404472,"usec":968781},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372353,"noise_level":-24.198572,"freq_skew":1.678838,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[98,20]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404472,"usec":973284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639000,"noise_level":-24.345758,"freq_skew":1.027838,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404475,"usec":266732},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389990,"noise_level":-24.051910,"freq_skew":3.922060,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"N","sublabel":"DF","msg_text":"000000000000000000000000000000000000000000000000000000000000000000000000000000000091351 22582 -115 -3280668022010 8944 8945 8941 894510379 8060 6073330 5650 470 518 5495 5581-11257198 375 669 -019 003 18"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404476,"usec":803811},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468144,"noise_level":-23.296356,"freq_skew":4.121994,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR26QM","msg_num":"D41","msg_num_seq":"O","sublabel":"DF","msg_text":"50032C 8867 9302 9379 9773 -99 1972 42662410 8943 8945 8941 894510367 7985 6073297 5650 470 517 5450 5534-11257196 373 669 -019 005 19090310 8868 9301 000 9763-104 1965 443618"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404477,"usec":515452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347414,"noise_level":-23.935474,"freq_skew":-0.983562,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404478,"usec":277593},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731119,"noise_level":-23.732887,"freq_skew":0.168009,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":165,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404479,"usec":44067},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463796,"noise_level":-24.013460,"freq_skew":1.321092,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":266,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404479,"usec":811492},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679228,"noise_level":-24.457397,"freq_skew":0.501863,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[123,13,101,226]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404480,"usec":583982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060667,"noise_level":-24.331825,"freq_skew":0.332739,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404481,"usec":351858},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.511436,"noise_level":-24.662457,"freq_skew":-2.754811,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":3,"retry":4}},{"name":"avlc_specific_options","value":[39]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"...."}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404481,"usec":352347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652518,"noise_level":-24.647614,"freq_skew":4.022535,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404482,"usec":120711},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629591,"noise_level":-24.966259,"freq_skew":-1.611380,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"OR0367","msg_num":"M01","msg_num_seq":"A","msg_text":"POS02 TFL367/10100914EHAMTNCC\r\nN53380W003350,38000,091440,-086,-053,21,474,1725,-134,271,0.850,-52,40.3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404482,"usec":890243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987853,"noise_level":-25.054127,"freq_skew":1.433896,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404483,"usec":654871},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513534,"noise_level":-24.659140,"freq_skew":1.921306,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3909,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404483,"usec":657811},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258710,"noise_level":-25.657543,"freq_skew":-1.609444,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404484,"usec":421659},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389832,"noise_level":-25.378834,"freq_skew":4.084466,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LEAL"},{"name":"ac_location","value":{"loc":{"lat":53.200001,"lon":-2.600000},"alt":24000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404484,"usec":429318},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384187,"noise_level":-25.964842,"freq_skew":4.097074,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJP","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR26QM","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404485,"usec":136903},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341074,"noise_level":-25.714838,"freq_skew":4.043242,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127145","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,101,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404485,"usec":896956},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551941,"noise_level":-25.986586,"freq_skew":3.897803,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[19,120]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404485,"usec":897722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556344,"noise_level":-26.871227,"freq_skew":2.028472,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404486,"usec":663975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435503,"noise_level":-27.472198,"freq_skew":4.180353,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404487,"usec":428345},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.285990,"noise_level":-27.585714,"freq_skew":2.167947,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404487,"usec":429302},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558409,"noise_level":-27.523529,"freq_skew":4.047274,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404489,"usec":738040},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.439483,"noise_level":-26.414120,"freq_skew":-3.025419,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":3,"retry":5}},{"name":"avlc_specific_options","value":[39]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"...."}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404490,"usec":499568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471875,"noise_level":-26.145660,"freq_skew":0.193438,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404490,"usec":500307},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510153,"noise_level":-26.515007,"freq_skew":3.975937,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[19,120]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404491,"usec":268954},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666892,"noise_level":-26.380875,"freq_skew":-1.656016,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"OR0367","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404491,"usec":274666},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755155,"noise_level":-26.026073,"freq_skew":0.605004,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"A","sublabel":"DF","msg_text":"<340>LER\r\n10 G-ZBLGBAW18A TA 765100526025041KJFKEGLL 548 6\r\n 40653 -73779 88 1331BSM5C70010006\r\n 3)1010 133 12715 42 8011\r\n2007600000\r\n20........ )\r\n 0 731 16610347\r\n 0 738 17810342\r\n2 81 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404492,"usec":36259},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400250,"noise_level":-25.905237,"freq_skew":1.926873,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LPMA"},{"name":"ac_location","value":{"loc":{"lat":48.900002,"lon":0.800000},"alt":20000}},{"name":"alternate_ground_stations","value":["10901A","10955A","1094AA","10959A","10988A","10983A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404492,"usec":808407},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387383,"noise_level":-25.357191,"freq_skew":2.006436,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127215","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,141,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404493,"usec":507579},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368214,"noise_level":-25.150448,"freq_skew":2.035522,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR43JZ","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404494,"usec":278002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584048,"noise_level":-25.253038,"freq_skew":1.927420,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404495,"usec":43535},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490423,"noise_level":-24.940672,"freq_skew":-1.497260,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"OR0367","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404495,"usec":48320},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158196,"noise_level":-24.683716,"freq_skew":1.799631,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404495,"usec":820123},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839958,"noise_level":-24.760899,"freq_skew":0.885648,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"B","sublabel":"DF","msg_text":"02 50 6 26 25000011\r\n 0 019 126 2853\r\n20........ )\r\n 0 019 140 2846\r\n2 81 700 15 12 23 23000011\r\nTA 01 025 110 3260\r\nER 01 025 105 3260\r\nTA0 33 42 19 18 180101 7111 0100\r\nER0100 82 28 17 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404496,"usec":591466},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917674,"noise_level":-24.350029,"freq_skew":0.783374,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"C","sublabel":"DF","msg_text":"180101 7111 0100\r\nTA0 18 0 0 0 0 0 0 0\r\nER0 18 0 0 0 0 0 0 0\r\nTA 0 0 0 0 0 0 0 ) )XXXXXXXXXX\r\nER 0 0 0 0 0 0 0 ) )XXXXXXXXXX\r\nTAXXXX )XXXXX "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404497,"usec":357324},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816373,"noise_level":-24.638212,"freq_skew":-1.688415,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-TFL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"OR0367","msg_num":"E33","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1G\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;194;190\r\n3 NOT SET\r\n4 ;0.7;0.4;;;0.7;0.7;\r\n5 ;;248;251;;;;;250;246;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.9;0.2;;;0.6;0.5;\r\n9 ;;248;240;;;;;248;244;;\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404498,"usec":130082},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.034467,"noise_level":-24.306824,"freq_skew":1.525526,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-EXO","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"KL0948","msg_num":"C39","msg_num_seq":"A","sublabel":"CF","msg_text":"ACMF230_CRUISE_20260510091444S.CSV\nACMF SNAPSHOT REPORT 2026MAY10 09:14:44\nA/C PH-EXO\nSWVER 27.1 APPVER S.4.3 APPNAME OEM.ACM\nSIZE 2188\n170LDI27.4V27.1PM-V17.2\nR 2026MAY10 09:14:44 T 2026MAY10 09:14:44\n-"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404498,"usec":882210},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783379,"noise_level":-24.221676,"freq_skew":0.860296,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"D","sublabel":"DF","msg_text":"0\r\nERXXXX )XXXXX 0\r\nTA 3 122 18 8100 8\r\nER 3 122 18 8100 8\r\n211 20 24 20 2011 810101\r\n 0 230 28 14\r\n 0 031 159 3437\r\n20 000 75 2434\r\n0 28 33\r\n1 21 24 3200 3200 3150 211 82 7 71\r\n0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404498,"usec":884480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621656,"noise_level":-24.151348,"freq_skew":-1.418235,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"OR0367","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404499,"usec":655191},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499187,"noise_level":-23.912693,"freq_skew":-1.621433,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"OR0367","msg_num":"E33","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1G\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;194;190\r\n3 NOT SET\r\n4 ;0.7;0.4;;;0.7;0.7;\r\n5 ;;248;251;;;;;250;246;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.9;0.2;;;0.6;0.5;\r\n9 ;;248;240;;;;;248;244;;\r\n10 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;10;MAY;26;09:14:52\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404499,"usec":657632},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739358,"noise_level":-24.722538,"freq_skew":1.902460,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HLUX","mode":"2","label":"B6","blk_id":"7","ack":"!","flight":"SS0943","msg_num":"J64","msg_num_seq":"A","msg_text":"/ORYCASS.ADS.F-HLUX07218AFFF733084C8E041D0E1270DA7F980D21CDD7FB27884D012D21CC57FC19484D0089C8","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"ORYCASS","air_addr":".F-HLUX","adsc":{"tags":[{"basic_report":{"lat":47.169628,"lon":-1.547012,"alt":33992,"ts_sec":897.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":51.855469,"true_trk_valid":true,"gnd_spd_kts":436.500000,"vspd_ftmin":-416}},{"predicted_route":{"next_wpt":{"lat":47.536812,"lon":-0.851784,"alt":34000,"eta_sec":301},"next_next_wpt":{"lat":47.528572,"lon":-0.685787,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404499,"usec":660848},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.151744,"noise_level":-24.618443,"freq_skew":1.420164,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-EXO","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"KL0948","msg_num":"C39","msg_num_seq":"B","sublabel":"CF","msg_text":"----\n0, 0, 1, 1, 0, 0, 245.543, 7, 560, 0, 0, 5, 66, 9, 26, 7, 560, 0, 0, 0, 0, 1,\n1, 0, 1, 0, 0, 0, -30.3906, 393.875, 1578.5, 747, 84.5781, 82.8593, 73.1746,\n90.8302, 57.7812, 92.1718, 0.1875, 83.75, 0.54"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404499,"usec":661697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124037,"noise_level":-24.603674,"freq_skew":1.292179,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404500,"usec":421670},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923465,"noise_level":-24.500982,"freq_skew":0.706377,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"E","sublabel":"DF","msg_text":"XXXXXXX 007) 007) 007)XXXX0 70 7\r\n 994 1771119010165\r\n 963 1671120610201\r\n 594 135 899010437 025 107 6689 3121\r\n 0 0 0 20 ) ) 13 13\r\n 0002 48 17 11\r\n00001101\r\n0000011\r\n0001\r\nXXXX )XXXXX2\r\n0 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404500,"usec":424338},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924730,"noise_level":-24.370712,"freq_skew":-0.747225,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404501,"usec":193125},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567017,"noise_level":-24.477129,"freq_skew":-1.428050,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"TNCC"},{"name":"ac_location","value":{"loc":{"lat":53.600002,"lon":-3.600000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404501,"usec":193785},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920002,"noise_level":-24.448090,"freq_skew":-1.589649,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404501,"usec":194015},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222684,"noise_level":-24.433609,"freq_skew":1.231443,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-EXO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"KL0948","msg_num":"C39","msg_num_seq":"C","sublabel":"CF","msg_text":"2968, 15, 102.062, 380.875, -0.\n8125, 0, 393.875, -30.2812, 1585.25, 724.125, 84.5937, 83.3281, 74.8888, 87.\n6678, 57.8125, 92.1406, 2.85742, 84.1718, 0.791015, 15, 103.25, 386.187, -1.\n1875, 0, 0, 0, 0, 0."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404501,"usec":899475},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453260,"noise_level":-24.433609,"freq_skew":-1.446859,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"OR0367","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404501,"usec":902758},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445868,"noise_level":-24.730225,"freq_skew":-1.717345,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22050154","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,70,76,0,72,80,108,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404502,"usec":665105},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673839,"noise_level":-24.421337,"freq_skew":1.899539,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HLUX","mode":"2","label":"B6","blk_id":"7","ack":"!","flight":"SS0943","msg_num":"J64","msg_num_seq":"A","msg_text":"/ORYCASS.ADS.F-HLUX07218AFFF733084C8E041D0E1270DA7F980D21CDD7FB27884D012D21CC57FC19484D0089C8","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"ORYCASS","air_addr":".F-HLUX","adsc":{"tags":[{"basic_report":{"lat":47.169628,"lon":-1.547012,"alt":33992,"ts_sec":897.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"earth_ref_data":{"true_trk_deg":51.855469,"true_trk_valid":true,"gnd_spd_kts":436.500000,"vspd_ftmin":-416}},{"predicted_route":{"next_wpt":{"lat":47.536812,"lon":-0.851784,"alt":34000,"eta_sec":301},"next_next_wpt":{"lat":47.528572,"lon":-0.685787,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404503,"usec":429406},"freq":136975000,"burst_len_octets":204,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067890,"noise_level":-24.109108,"freq_skew":1.464745,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-EXO","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"KL0948","msg_num":"C39","msg_num_seq":"D","sublabel":"CF","msg_text":"ACMF230_CRUISE_20260510091444S.CSV\nACMF SNAPSHOT REPORT 2026MAY10 09:14:44\nA/C PH-EXO\nSWVER 27.1 APPVER S.4.3 APPNAME OEM.ACM\nSIZE 2188\n170LDI27.4V27.1PM-V17.2\nR 2026MAY10 09:14:44 T 2026MAY10 09:14:44\n-----\n0, 0, 1, 1, 0, 0, 245.543, 7, 560, 0, 0, 5, 66, 9, 26, 7, 560, 0, 0, 0, 0, 1,\n1, 0, 1, 0, 0, 0, -30.3906, 393.875, 1578.5, 747, 84.5781, 82.8593, 73.1746,\n90.8302, 57.7812, 92.1718, 0.1875, 83.75, 0.542968, 15, 102.062, 380.875, -0.\n8125, 0, 393.875, -30.2812, 1585.25, 724.125, 84.5937, 83.3281, 74.8888, 87.\n6678, 57.8125, 92.1406, 2.85742, 84.1718, 0.791015, 15, 103.25, 386.187, -1.\n1875, 0, 0, 0, 0, 0.760524, 0, 26.1796, 0, 26.5703, 36998.8, 0, 0, -54.5762, 0,\n 0, -29.2922, 0.0820362, 0.0117194, 0.179698, 0.105475, 1.24617, 0.414087, 0.\n164072, 0.390648,\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404503,"usec":433316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792801,"noise_level":-23.916103,"freq_skew":-1.406996,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404504,"usec":197499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302977,"noise_level":-23.807709,"freq_skew":1.641177,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404504,"usec":197627},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902041,"noise_level":-24.274302,"freq_skew":0.627966,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA018A","msg_num":"D52","msg_num_seq":"F","sublabel":"DF","msg_text":"<340>LER\r\n10 G-ZBLGBAW18A TA 765100526025041KJFKEGLL 548 6\r\n 40653 -73779 88 1331BSM5C70010006\r\n 3)1010 133 12715 42 8011\r\n2007600000\r\n20........ )\r\n 0 731 16610347\r\n 0 738 17810342\r\n2 81 02 50 6 26 25000011\r\n 0 019 126 2853\r\n20........ )\r\n 0 019 140 2846\r\n2 81 700 15 12 23 23000011\r\nTA 01 025 110 3260\r\nER 01 025 105 3260\r\nTA0 33 42 19 18 180101 7111 0100\r\nER0100 82 28 17 180101 7111 0100\r\nTA0 18 0 0 0 0 0 0 0\r\nER0 18 0 0 0 0 0 0 0\r\nTA 0 0 0 0 0 0 0 ) )XXXXXXXXXX\r\nER 0 0 0 0 0 0 0 ) )XXXXXXXXXX\r\nTAXXXX )XXXXX 0\r\nERXXXX )XXXXX 0\r\nTA 3 122 18 8100 8\r\nER 3 122 18 8100 8\r\n211 20 24 20 2011 810101\r\n 0 230 28 14\r\n 0 031 159 3437\r\n20 000 75 2434\r\n0 28 33\r\n1 21 24 3200 3200 3150 211 82 7 71\r\n0XXXXXXX 007) 007) 007)XXXX0 70 7\r\n 994 1771119010165\r\n 963 1671120610201\r\n 594 135 899010437 025 107 6689 3121\r\n 0 0 0 20 ) ) 13 13\r\n 0002 48 17 11\r\n00001101\r\n0000011\r\n0001\r\nXXXX )XXXXX2\r\n0 00 00 00) )) 19)) 307))\r\n00200020))))"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404504,"usec":204743},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807021,"noise_level":-24.063757,"freq_skew":0.073626,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"BA002X","msg_num":"J21","msg_num_seq":"A","msg_text":"/QUKAXBA.ADS.G-XLEK0726C98FEBA70985CE181D9A86","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"QUKAXBA","air_addr":".G-XLEK","adsc":{"tags":[{"basic_report":{"lat":54.544544,"lon":-3.576736,"alt":39004,"ts_sec":902.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404504,"usec":968015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.267786,"noise_level":-23.885323,"freq_skew":-0.542797,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404504,"usec":970440},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123553,"noise_level":-23.763901,"freq_skew":1.567381,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404505,"usec":737865},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732159,"noise_level":-23.396652,"freq_skew":0.669727,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404507,"usec":268653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791591,"noise_level":-22.909698,"freq_skew":0.274294,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404507,"usec":274533},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176878,"noise_level":-22.658377,"freq_skew":1.419220,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404507,"usec":274918},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175056,"noise_level":-22.646589,"freq_skew":1.998999,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11403,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,128]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404508,"usec":804976},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699165,"noise_level":-23.121958,"freq_skew":0.271043,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":51.400002,"lon":-0.100000},"alt":45000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404508,"usec":804976},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699165,"noise_level":-23.121958,"freq_skew":0.271043,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404508,"usec":804976},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.699165,"noise_level":-23.121958,"freq_skew":0.271043,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404510,"usec":276098},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867974,"noise_level":-23.105740,"freq_skew":0.097792,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":17,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404510,"usec":282715},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364685,"noise_level":-23.354488,"freq_skew":2.249547,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":49.200001,"lon":0.900000},"alt":60000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404510,"usec":285886},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586662,"noise_level":-24.191921,"freq_skew":3.926992,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":48670},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105137,"noise_level":-25.040119,"freq_skew":2.187058,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QEJ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"FR06VV","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":49968},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055514,"noise_level":-24.993690,"freq_skew":-0.015979,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":54415},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717606,"noise_level":-24.825550,"freq_skew":0.230383,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":45,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":811192},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487988,"noise_level":-24.765203,"freq_skew":2.114243,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221106","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,70,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":817083},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584360,"noise_level":-24.586643,"freq_skew":0.686880,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":5528,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404511,"usec":819454},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457679,"noise_level":-25.228159,"freq_skew":0.490443,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404512,"usec":580897},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000926,"noise_level":-25.569286,"freq_skew":0.524486,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404513,"usec":346076},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589478,"noise_level":-25.213831,"freq_skew":2.133883,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404513,"usec":351834},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105677,"noise_level":-25.010431,"freq_skew":0.496444,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404514,"usec":116037},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784400,"noise_level":-25.546227,"freq_skew":-1.631740,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":113,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404514,"usec":888503},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566370,"noise_level":-25.050732,"freq_skew":0.412686,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":45,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404515,"usec":653885},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.504351,"noise_level":-24.700548,"freq_skew":-0.212068,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404515,"usec":654550},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.442250,"noise_level":-24.670753,"freq_skew":-0.530577,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"GS0001","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404516,"usec":423161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613103,"noise_level":-24.363937,"freq_skew":0.027090,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404516,"usec":423698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804973,"noise_level":-25.310932,"freq_skew":0.475485,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404516,"usec":429359},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807043,"noise_level":-24.996513,"freq_skew":0.808515,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"A","sublabel":"DF","msg_text":"<301-10>LER10 6\r\n G-ZBLGBAW18A TA 765100526024517KJFKEGLL 224\r\n 40650 -737912672591BSM5C70010006\r\nTA0131 1 1 020 0 7 0120547\r\nER 1 1 0 0 0 8 01\r\nTA0230 1 1 020 0 7 0114129\r\nER 1 1 0 0 0 8 01\r\nTA 3 7 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":188886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.674629,"noise_level":-24.965689,"freq_skew":-0.351243,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":894462},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691825,"noise_level":-24.604080,"freq_skew":0.256586,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":894462},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.691825,"noise_level":-24.604080,"freq_skew":0.256586,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":895498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772306,"noise_level":-25.414045,"freq_skew":4.220630,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":898194},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588196,"noise_level":-25.253536,"freq_skew":2.518670,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":898695},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.860910,"noise_level":-25.237646,"freq_skew":-0.511491,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":900462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992273,"noise_level":-25.374697,"freq_skew":1.933892,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404517,"usec":900615},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724258,"noise_level":-25.374697,"freq_skew":0.230509,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":45,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404518,"usec":662195},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600198,"noise_level":-25.262535,"freq_skew":2.127041,"avlc":{"src":{"addr":"4852F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-EXH","mode":"2","label":"10","blk_id":"1","ack":"!","flight":"KL049G","msg_num":"M84","msg_num_seq":"A","msg_text":"ETA31A10091517KLM49G EHAMEGGD100917EGGD 16"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404520,"usec":966670},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832787,"noise_level":-25.054466,"freq_skew":0.899367,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"A","sublabel":"DF","msg_text":"<301-10>LER10 6\r\n G-ZBLGBAW18A TA 765100526024517KJFKEGLL 224\r\n 40650 -737912672591BSM5C70010006\r\nTA0131 1 1 020 0 7 0120547\r\nER 1 1 0 0 0 8 01\r\nTA0230 1 1 020 0 7 0114129\r\nER 1 1 0 0 0 8 01\r\nTA 3 7 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404522,"usec":498531},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747360,"noise_level":-24.535709,"freq_skew":0.450290,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":50.299999,"lon":-5.800000},"alt":41000}},{"name":"alternate_ground_stations","value":["10989A","10925A","10955A","10995A","10978A","109A9A","10959A","10916A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404522,"usec":501183},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476337,"noise_level":-24.448298,"freq_skew":-1.452173,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404522,"usec":507250},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473835,"noise_level":-24.917376,"freq_skew":0.335348,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".XA-ADH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AM0005","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404523,"usec":266014},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728267,"noise_level":-25.447407,"freq_skew":0.187016,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"03205233","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,77,88,0,13,10,155,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404523,"usec":268666},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856348,"noise_level":-25.302265,"freq_skew":0.509474,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404523,"usec":270785},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636295,"noise_level":-25.191031,"freq_skew":1.622406,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091336\r\n4091407960337660C909BCG3A-L200-0002\r\n-3000 370010018319066 354 355 329 330\r\n-2500 369980018319066 355 358 329 334\r\n-2000 370010018419166 355 358 331 331\r\n-1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":35251},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370665,"noise_level":-25.935440,"freq_skew":0.370622,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":51.400002,"lon":0.000000},"alt":45000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":39166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085270,"noise_level":-25.697887,"freq_skew":0.482295,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":40482},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986665,"noise_level":-25.631191,"freq_skew":0.395985,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":803692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013551,"noise_level":-26.287880,"freq_skew":2.281274,"avlc":{"src":{"addr":"4852F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":804931},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208693,"noise_level":-27.171238,"freq_skew":1.907395,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[168,170,71,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404524,"usec":805543},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717191,"noise_level":-27.131662,"freq_skew":0.314079,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":508734},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831620,"noise_level":-26.878731,"freq_skew":-1.579785,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[142,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":509237},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198076,"noise_level":-26.859577,"freq_skew":2.179586,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":510812},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484218,"noise_level":-26.783379,"freq_skew":0.163783,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":511373},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735153,"noise_level":-26.764433,"freq_skew":1.891418,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370010018519166 356 358 331 331\r\n-1000 369980018519166 358 359 333 333\r\n-0500 370000018519266 357 359 333 335\r\n 3600 370020018519266 357 360 333 334\r\n+0500 370020018619266 358 361 334 334\r\n+1000 3700200"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":512321},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877389,"noise_level":-26.726665,"freq_skew":2.173248,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404525,"usec":512321},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.877389,"noise_level":-26.726665,"freq_skew":2.173248,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404526,"usec":286437},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861647,"noise_level":-26.091002,"freq_skew":0.776519,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"B","sublabel":"DF","msg_text":" 03 81 8 999\r\nER 3 7 02 81 8 998\r\nTA 82 13510) 3)1010 135 10800\r\nER 37007 -202847276 217 -518 606600\r\nTA 87 1726632 010117 69 33 33\r\nER 87 84360083577711117117 33 33\r\nTA 83 1826292 0101"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404526,"usec":287072},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694928,"noise_level":-26.073505,"freq_skew":-1.521270,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404526,"usec":287880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867921,"noise_level":-26.038620,"freq_skew":0.209242,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":50526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463589,"noise_level":-25.781349,"freq_skew":-1.116215,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":54542},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349318,"noise_level":-25.630569,"freq_skew":1.880292,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2711,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":54801},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594080,"noise_level":-25.613976,"freq_skew":1.823042,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"C","sublabel":"DF","msg_text":"18619266 359 361 333 335\r\n+1500 370010018619266 359 361 335 337\r\n+2000 370000018619266 359 362 334 335\r\n+2500 370020018619266 360 362 335 336\r\n+3000 370040018619266 359 360 337 334\r\n+3500 370070018619366 36"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":814801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847086,"noise_level":-25.564386,"freq_skew":1.522403,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7842,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[13,95,223,23]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":815120},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755625,"noise_level":-26.290924,"freq_skew":0.201766,"avlc":{"src":{"addr":"0D0A9B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":816605},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683357,"noise_level":-26.219536,"freq_skew":1.797477,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404527,"usec":820702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501225,"noise_level":-26.061022,"freq_skew":0.914519,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404528,"usec":582489},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593151,"noise_level":-26.740339,"freq_skew":0.800102,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[65,215,204,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404528,"usec":585101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764795,"noise_level":-27.462606,"freq_skew":0.789391,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404528,"usec":587911},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563570,"noise_level":-27.340414,"freq_skew":0.301276,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,2,32,4,231,64,133,242,97,135,155,68,226,60,212,154,215,138,187,236,1,3,132,11,184,11,71,0,39,193,133,85,83,0,164,171,137]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404528,"usec":589873},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417954,"noise_level":-27.841518,"freq_skew":0.606146,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":350628},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987595,"noise_level":-27.756243,"freq_skew":2.028237,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":350628},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.987595,"noise_level":-27.756243,"freq_skew":2.028237,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":353061},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816814,"noise_level":-27.629883,"freq_skew":0.432187,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":2,"credit_offered":32,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,193,133,85,83,0,164,171,137],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":353373},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407138,"noise_level":-27.629883,"freq_skew":0.701436,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[150,164,254,46]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,45,20,159]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":15,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":354563},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521043,"noise_level":-28.024176,"freq_skew":1.851437,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"D","sublabel":"DF","msg_text":"0 361 335 334\r\n+4000 370040018619266 360 361 335 336\r\n+4500 369990018619366 360 361 337 335\r\n+5000 370020018619366 360 362 336 333\r\n+5500 370050018619366 361 361 337 334\r\n+6000 370050018619266 360 362 336 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404529,"usec":357406},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196876,"noise_level":-27.893887,"freq_skew":1.388413,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404530,"usec":115279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.791112,"noise_level":-27.848106,"freq_skew":1.405437,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408281","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404530,"usec":117182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.429137,"noise_level":-27.699308,"freq_skew":-2.623409,"avlc":{"src":{"addr":"408281","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404530,"usec":120970},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968528,"noise_level":-27.429560,"freq_skew":0.500705,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404530,"usec":883605},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802060,"noise_level":-27.267628,"freq_skew":0.649419,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"B","sublabel":"DF","msg_text":" 03 81 8 999\r\nER 3 7 02 81 8 998\r\nTA 82 13510) 3)1010 135 10800\r\nER 37007 -202847276 217 -518 606600\r\nTA 87 1726632 010117 69 33 33\r\nER 87 84360083577711117117 33 33\r\nTA 83 1826292 0101"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404530,"usec":886279},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556299,"noise_level":-27.148132,"freq_skew":0.455756,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,2,32,4,231,64,133,242,97,135,155,68,226,60,212,154,215,138,187,236,1,3,132,11,184,11,71,0,39,193,133,85,83,0,164,171,137]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404531,"usec":653147},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510463,"noise_level":-26.837284,"freq_skew":0.398221,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"duplicate","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,2,32,4,231,64,133,242,97,135,155,68,226,60,212,154,215,138,187,236,1,3,132,11,184,11,71,0,39,193,133,85,83,0,164,171,137]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404531,"usec":657101},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628642,"noise_level":-27.065706,"freq_skew":1.944037,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"E","sublabel":"DF","msg_text":"35\r\n+6500 370020018619266 359 361 335 335\r\n+7000 370020018619266 361 360 336 333\r\n+7500 370030018519266 360 360 336 334\r\n+8000 370050018619266 360 359 336 332\r\n+8500 370030018619166 361 360 335 333\r\n+9000 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404532,"usec":421949},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509298,"noise_level":-26.701199,"freq_skew":1.234636,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"BA006Q","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404532,"usec":423988},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812054,"noise_level":-26.589199,"freq_skew":0.371355,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[65,96,129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404532,"usec":425350},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.317130,"noise_level":-26.515324,"freq_skew":2.015136,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":124258},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507264,"noise_level":-26.369436,"freq_skew":0.169731,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"out of sequence","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":47,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":32,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,193,133,85,83,0,164,171,137],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":124686},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.078740,"noise_level":-26.369436,"freq_skew":1.875463,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":125591},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550659,"noise_level":-26.379574,"freq_skew":0.926046,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[65,215,204,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":126016},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502953,"noise_level":-26.361488,"freq_skew":0.561116,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[150,164,254,46]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,45,20,159]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":15,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":129006},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693017,"noise_level":-26.182671,"freq_skew":2.016209,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":129190},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734479,"noise_level":-27.127136,"freq_skew":0.552981,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.200001,"lon":-3.300000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":129843},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709100,"noise_level":-27.087763,"freq_skew":0.439652,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":48,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":2,"ack":1,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":892462},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657747,"noise_level":-27.009544,"freq_skew":0.598807,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"B","sublabel":"DF","msg_text":" 03 81 8 999\r\nER 3 7 02 81 8 998\r\nTA 82 13510) 3)1010 135 10800\r\nER 37007 -202847276 217 -518 606600\r\nTA 87 1726632 010117 69 33 33\r\nER 87 84360083577711117117 33 33\r\nTA 83 1826292 0101"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":893019},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.633152,"noise_level":-26.990099,"freq_skew":1.323184,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408281","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":893294},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813303,"noise_level":-26.970699,"freq_skew":0.888190,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20075362","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,122,242,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":893555},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576385,"noise_level":-26.970699,"freq_skew":1.795223,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"F","sublabel":"DF","msg_text":"70010018619266 360 359 335 333\r\n-30 84 84 166 1720120056611\r\n-25 84 84 166 1720120056611\r\n-20 85 84 166 1720120056611\r\n-15 85 84 166 1720120056611\r\n-10 85 84 166 1720120056611\r\n-05 85 85 166 1720120056611\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":896238},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560689,"noise_level":-26.798010,"freq_skew":0.138088,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":49,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":1,"credit_offered":32,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,193,133,85,83,0,164,171,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,193,133,85,83,0,164,171,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":896789},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451462,"noise_level":-27.446566,"freq_skew":2.651994,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["10955A","1098CA","10901A","1094AA","10959A","10988A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404533,"usec":897367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351537,"noise_level":-27.426119,"freq_skew":0.895211,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404534,"usec":660056},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949668,"noise_level":-28.258694,"freq_skew":0.350502,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404534,"usec":666328},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014382,"noise_level":-27.777750,"freq_skew":0.789671,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404535,"usec":429105},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597765,"noise_level":-27.588427,"freq_skew":1.220741,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"BA006Q","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404535,"usec":429105},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.597765,"noise_level":-27.588427,"freq_skew":1.220741,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20061116","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,98,78,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404535,"usec":430304},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216807,"noise_level":-27.505590,"freq_skew":2.659700,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKI","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR338J","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404535,"usec":431843},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648985,"noise_level":-27.443979,"freq_skew":0.406671,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":50,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404535,"usec":432505},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846596,"noise_level":-27.996639,"freq_skew":1.528786,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"BA006Q","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":194929},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733395,"noise_level":-27.759989,"freq_skew":0.440936,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"SA","blk_id":"8","ack":"!","flight":"ZD0001","msg_num":"M85","msg_num_seq":"A","msg_text":"0E20915322S","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":15,"sec":32}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":197447},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899148,"noise_level":-28.275753,"freq_skew":2.868733,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":200819},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433069,"noise_level":-28.009609,"freq_skew":0.385840,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":963425},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647931,"noise_level":-27.966034,"freq_skew":0.092325,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"BA0270","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":963546},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489513,"noise_level":-27.966034,"freq_skew":1.221205,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":964508},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917546,"noise_level":-27.971603,"freq_skew":2.165182,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":965211},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908845,"noise_level":-27.928219,"freq_skew":0.665195,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"6","ack":"C","flight":"BA018A","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":966537},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.680204,"noise_level":-27.820694,"freq_skew":2.018584,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[73,135,21,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404536,"usec":968864},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624292,"noise_level":-27.651379,"freq_skew":0.926472,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,211,167,234]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":15,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404537,"usec":733438},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.500379,"noise_level":-28.021713,"freq_skew":1.362371,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408281","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404537,"usec":735737},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232872,"noise_level":-27.827057,"freq_skew":1.751462,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2712,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65013,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[231,71]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404537,"usec":737665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051655,"noise_level":-28.174854,"freq_skew":0.306316,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":499897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682213,"noise_level":-28.042299,"freq_skew":-0.821853,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":501556},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424582,"noise_level":-28.916418,"freq_skew":0.835553,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":501556},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.424582,"noise_level":-28.916418,"freq_skew":0.835553,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":501556},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.424582,"noise_level":-28.916418,"freq_skew":0.835553,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[65,62,99,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":502082},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653295,"noise_level":-29.022457,"freq_skew":1.911459,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"G","sublabel":"DF","msg_text":" 36 85 85 166 1730120056611\r\n+05 85 85 166 1730120056611\r\n+10 85 85 167 1730120056611\r\n+15 85 85 167 1730120056611\r\n+20 85 85 167 1730120056611\r\n+25 85 85 167 1740120056611\r\n+30 85 85 167 1740120056611\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":503512},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800488,"noise_level":-28.900600,"freq_skew":0.478827,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404538,"usec":503512},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.800488,"noise_level":-28.900600,"freq_skew":0.478827,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404539,"usec":266845},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624344,"noise_level":-28.804331,"freq_skew":0.799270,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,237,33,203]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404539,"usec":268440},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423018,"noise_level":-28.913147,"freq_skew":0.196148,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404540,"usec":40045},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852797,"noise_level":-27.994072,"freq_skew":0.087467,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0270","msg_num":"F34","msg_num_seq":"A","sublabel":"M3","msg_text":"PRG/TS091537,100526/DTEGLL,09L,134,095245,/PR3520,219,410,158,,86,53,,,180,P25,P0,,,,,,,M2570A2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404540,"usec":799619},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728597,"noise_level":-27.928907,"freq_skew":-0.017140,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"_d","blk_id":"6","ack":"W","flight":"BA002X","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404540,"usec":800062},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671608,"noise_level":-27.907295,"freq_skew":1.909316,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"H","sublabel":"DF","msg_text":" 85 85 167 1740120056611\r\n+40 85 85 167 1740120056611\r\n+45 85 85 168 1740120056611\r\n+50 85 85 168 1740120056611\r\n+55 85 85 168 1750120056611\r\n+60 85 85 168 1750120056611\r\n+65 85 85 168 1750120056611\r\n+70 85"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404540,"usec":806841},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818917,"noise_level":-27.652046,"freq_skew":0.865276,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"6","ack":"C","flight":"BA018A","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404540,"usec":809115},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.325945,"noise_level":-27.547867,"freq_skew":1.326301,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408281","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404541,"usec":509770},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249577,"noise_level":-27.424480,"freq_skew":0.289639,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404541,"usec":512034},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610293,"noise_level":-27.958694,"freq_skew":0.022117,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA002X","msg_num":"F84","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404541,"usec":519407},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516201,"noise_level":-27.534914,"freq_skew":0.844514,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"XA0000","msg_num":"A11","msg_num_seq":"A","sublabel":"M1","mfi":"B0","msg_text":"EISN.AFN/FMHADS7X,..CGRTA,,091537/FPON52452W004356,1/FCOADS,01/FCOATC,01436C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404542,"usec":279933},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824709,"noise_level":-27.504930,"freq_skew":0.641336,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA018A","msg_num":"F45","msg_num_seq":"A","sublabel":"M3","msg_text":"PRG/TS091532,100526/DTEGLL,09L,130,094745,/PR3794,275,390,148,,93,53,,,180,P35,P0,,,,,,,M2591CB"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404542,"usec":281832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976846,"noise_level":-27.382147,"freq_skew":0.943389,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404542,"usec":282984},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985095,"noise_level":-27.301245,"freq_skew":0.042565,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404542,"usec":282984},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.985095,"noise_level":-27.301245,"freq_skew":0.042565,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA002X","msg_num":"F85","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS091539,100526/DTEGLL,09L,295,095339/PR7877,368,390,379,,0,198,,,180,,,P0,P0,36090,,7498,3766088"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404543,"usec":46111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782331,"noise_level":-27.062965,"freq_skew":0.074184,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404543,"usec":813123},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935369,"noise_level":-26.774023,"freq_skew":0.715684,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"C","sublabel":"DF","msg_text":"17 70 84 84\r\nER 86 85359673572911117117 84 84\r\nTA 98 2 2100 0 0100 0\r\nER 73 73 5 6 0 0 32 33\r\nTA 98 2 0100 0 0100 0\r\nER 72 73 16 16 0 0 43 37\r\nTA 64 0 80 37146147244147\r\nER 33 33 121 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404544,"usec":583815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.355566,"noise_level":-25.995323,"freq_skew":1.470951,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408281","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404544,"usec":585070},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565121,"noise_level":-25.926313,"freq_skew":1.962358,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"I","sublabel":"DF","msg_text":" 85 168 1750120056611\r\n+75 85 84 168 1750120056611\r\n+80 85 84 168 1750120056611\r\n+85 85 84 168 1750120056611\r\n+90 85 85 168 1750120056611\r\n-30 69 69 24 30-078200 -600ER\r\n-25 69 68 24 30-078200 -600ER\r\n-20 7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404545,"usec":347736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848341,"noise_level":-25.857845,"freq_skew":-0.058096,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":120044},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673540,"noise_level":-25.402489,"freq_skew":-0.734419,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"KORD"},{"name":"ac_location","value":{"loc":{"lat":52.200001,"lon":-3.100000},"alt":33000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":121142},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946353,"noise_level":-25.458984,"freq_skew":0.744027,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"E","sublabel":"DF","msg_text":" 2\r\nER 69 73 24 -18 4 -1 42 98 98 84 98\r\nTA 2 2 981029616055 0 0 567 0 75 57 34\r\nER 41 79 0 7062 9449 0 2 564 0 80 60 23\r\nTA 2 2 991034416169 0 0 566 0 77 55 34\r\nER 41 78 1 6147 8831"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":883652},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598232,"noise_level":-25.265739,"freq_skew":1.845881,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"J","sublabel":"DF","msg_text":"0 68 24 30-078300 -600ER\r\n-15 70 69 24 30-078300 -600ER\r\n-10 70 70 24 30-078300 -600ER\r\n-05 70 69 24 30-078300 -600ER\r\n 36 70 69 24 30-078400 -600ER\r\n+05 70 70 24 30-078400 -600ER\r\n+10 70 70 24 30-078500 -6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":887339},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890480,"noise_level":-25.519590,"freq_skew":0.912123,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"Q5","blk_id":"6","ack":"M","flight":"XA0000","msg_num":"M60","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":889362},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.546134,"noise_level":-25.421753,"freq_skew":-0.943259,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UA0973","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404546,"usec":890278},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763281,"noise_level":-25.405556,"freq_skew":-0.738200,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"50215710","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,85,65,76,0,161,27,200,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404547,"usec":655609},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944125,"noise_level":-25.325008,"freq_skew":0.637063,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"F","sublabel":"DF","msg_text":" 0 23 562204 80 58 23\r\n 00 45 45 00 45 45\r\nXXXX 53 53XXXX 53 53\r\n 20 21 3 20 21 21 17 21\r\n 3 20 11 22\r\n 22 21 2301 22 22 2301\r\n 21 21 8 12 21 22 19 34\r\n 23 22 1301 22 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404547,"usec":658269},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631882,"noise_level":-25.197668,"freq_skew":0.717670,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22626,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[65,62,99,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404547,"usec":658269},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.631882,"noise_level":-25.197668,"freq_skew":0.717670,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,237,33,203]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404548,"usec":420315},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549493,"noise_level":-25.106466,"freq_skew":1.744851,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"K","sublabel":"DF","msg_text":"00ER\r\n+15 70 70 24 30-078600 -600ER\r\n+20 70 70 24 30-078700 -600ER\r\n+25 71 70 24 30-078800 -600ER\r\n+30 71 70 24 30-078800 -600ER\r\n+35 70 71 24 30-078800 -598ER\r\n+40 71 70 24 30-078800 -598ER\r\n+45 70 70 24 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404548,"usec":422825},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255805,"noise_level":-25.463558,"freq_skew":1.228503,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"_d","blk_id":"9","ack":"A","flight":"BA006Q","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404549,"usec":187554},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363420,"noise_level":-25.856340,"freq_skew":2.515246,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404549,"usec":891575},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803811,"noise_level":-25.604336,"freq_skew":0.848548,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"G","sublabel":"DF","msg_text":" 22 1901\r\n 22 22 11 30 21 22 19 29\r\n 22 22 13 18 22 22 17 27\r\n 12 17\r\n 23 22 11 2 22 22 13 16\r\n 11 13\r\n 18 18 17 701 18 18 28 821\r\nTA22 5 42222\r\nER22 5 42222\r\nTA221 0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404549,"usec":895254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883902,"noise_level":-25.803144,"freq_skew":1.613834,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"_d","blk_id":"7","ack":"N","flight":"NW0059","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404549,"usec":896365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.463483,"noise_level":-25.752466,"freq_skew":2.059179,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62528,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,97,98,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404550,"usec":662360},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685625,"noise_level":-25.519800,"freq_skew":0.908908,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,237,33,203]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404550,"usec":663188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507577,"noise_level":-25.519800,"freq_skew":2.509017,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYF","mode":"2","label":"_d","blk_id":"0","ack":"O","flight":"BA0301","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404550,"usec":664880},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.695933,"noise_level":-25.454453,"freq_skew":1.351018,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA006Q","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEGPF,23O,51,094353,/PR1291,296,320,63,,0,20,,M51,60,,,P55,M35,36090,,1228,290D733"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404551,"usec":428055},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427949,"noise_level":-25.197868,"freq_skew":0.775826,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22626,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,237,33,203]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404551,"usec":430075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991877,"noise_level":-25.103571,"freq_skew":-0.922055,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404552,"usec":203219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430454,"noise_level":-24.602478,"freq_skew":0.819516,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404552,"usec":964171},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505737,"noise_level":-24.369549,"freq_skew":1.698463,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D93","msg_num_seq":"M","sublabel":"DF","msg_text":" 69 71 24 30-078900 -598ER\r\n+85 70 70 24 30-078900 -598ER\r\n+90 69 71 24 30-078900 -598ER\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404552,"usec":968480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355713,"noise_level":-24.585649,"freq_skew":2.845539,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYF","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"BA0301","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404553,"usec":732504},"freq":136975000,"burst_len_octets":136,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272570,"noise_level":-25.091080,"freq_skew":2.551799,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYF","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0301","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEGLL,09L,58,094113,/PR1324,320,240,71,,0,20,,M33,50,,,P65,M35,36090,,1252,3174BD7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404553,"usec":735419},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.749474,"noise_level":-25.226982,"freq_skew":-0.460519,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"5","ack":"I","flight":"UA0948","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404554,"usec":499566},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762739,"noise_level":-24.961546,"freq_skew":0.614964,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA018A","msg_num":"D53","msg_num_seq":"H","sublabel":"DF","msg_text":"\r\nER221 0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404554,"usec":502482},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.650399,"noise_level":-24.794016,"freq_skew":-0.182687,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404555,"usec":265837},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676610,"noise_level":-24.644472,"freq_skew":1.781783,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404556,"usec":36116},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442442,"noise_level":-24.126476,"freq_skew":2.789297,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404556,"usec":37125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917879,"noise_level":-24.084673,"freq_skew":-1.124435,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404556,"usec":803984},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619410,"noise_level":-24.511837,"freq_skew":0.792358,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":5535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":239,"dst_ref":22626,"variable_part_params":[{"name":"atn_checksum","value":[133,200,152,57]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404556,"usec":806554},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042362,"noise_level":-24.381407,"freq_skew":-1.049690,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":188,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48210,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,112]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404557,"usec":509259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.832833,"noise_level":-24.140255,"freq_skew":-0.510218,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"5","ack":"I","flight":"UA0948","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404557,"usec":509875},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379823,"noise_level":-24.112320,"freq_skew":2.540458,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22727,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[1,34,26,187]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404557,"usec":510710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720892,"noise_level":-24.070585,"freq_skew":-1.135099,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404558,"usec":277812},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674606,"noise_level":-23.932896,"freq_skew":1.420050,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EUYG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA006Q","msg_num":"D16","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,014140,1,1,TB000000/REP019,00,00,1/CCG-EUYG,MAY10,091531,EGLL,EGPF,0006/C0TIA050BA210101/C106,00201,8100,45,0010,0,0100,45,0/CE-273,32022,272,753,5856,296,I21A21/EC010647,00001,00002,73,15,014/EE011265"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404558,"usec":279373},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558067,"noise_level":-24.639273,"freq_skew":2.204244,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":615,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":47631},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811733,"noise_level":-25.225075,"freq_skew":0.871956,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":50087},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274586,"noise_level":-25.146177,"freq_skew":2.539089,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":51762},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248040,"noise_level":-25.569956,"freq_skew":2.042670,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2713,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11502,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[244,12]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":814577},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572735,"noise_level":-25.358143,"freq_skew":1.285335,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EUYG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA006Q","msg_num":"D16","msg_num_seq":"B","sublabel":"DF","msg_text":",39141,28188,73/E10766,0840,45,171,007,000,042,0/N10768,0836,45,049,007,000,080,0/S11344,3880,016,027,191,42,31962,2/T11345,3882,007,016,083,42,31903,2/V1-283,-530,05824,00000,210,209,210,0/X10481,00000,079"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":815401},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408103,"noise_level":-25.342064,"freq_skew":-0.862561,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":189,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404559,"usec":818249},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.466615,"noise_level":-25.230320,"freq_skew":-0.114053,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":3}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":54.700001,"lon":-3.900000},"alt":255000}},{"name":"alternate_ground_stations","value":["212317","2685D7","214A77"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404560,"usec":582641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845339,"noise_level":-24.949415,"freq_skew":0.967259,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11493,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,24,70,70]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404561,"usec":355215},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558193,"noise_level":-24.456890,"freq_skew":1.051731,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":28,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404562,"usec":117723},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637146,"noise_level":-24.794849,"freq_skew":1.572140,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EUYG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA006Q","msg_num":"D16","msg_num_seq":"C","sublabel":"DF","msg_text":",010,038,027,007,2/E70750,0832,45,172,007,000,041,0/N70752,0828,45,049,007,000,080,0/2E0751,0835,45,172,007,000,041,0/2N0754,0831,45,049,007,000,080,0/2S1288,3812,016,027,191,40,32022,2/2T1288,3810,006,015,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404562,"usec":120617},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.383751,"noise_level":-25.120142,"freq_skew":-0.167646,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"5","ack":"I","flight":"UA0948","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404562,"usec":885710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802002,"noise_level":-24.812435,"freq_skew":2.315730,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404563,"usec":653490},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.499972,"noise_level":-24.544523,"freq_skew":-0.669420,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404563,"usec":654127},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576849,"noise_level":-24.515259,"freq_skew":4.155536,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[15,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404564,"usec":426539},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425518,"noise_level":-23.936096,"freq_skew":2.547931,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22727,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[86,238,76,102]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22727,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,95,118,97]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404564,"usec":426894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711886,"noise_level":-24.834948,"freq_skew":0.945790,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11493,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,24,70,70]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404565,"usec":126251},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816049,"noise_level":-24.893763,"freq_skew":0.570892,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":399,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404565,"usec":127769},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.514946,"noise_level":-24.817806,"freq_skew":-0.239187,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UA0948","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404565,"usec":895377},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593866,"noise_level":-24.447672,"freq_skew":0.907639,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-1.000000},"alt":23000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404565,"usec":895377},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.593866,"noise_level":-24.447672,"freq_skew":0.907639,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VLIB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"VS48WE","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404565,"usec":896821},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249521,"noise_level":-25.163706,"freq_skew":2.496958,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404566,"usec":658746},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534367,"noise_level":-26.076622,"freq_skew":0.651943,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20074714","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,73,82,0,64,121,204,0,0,65,67,82,48,48,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404566,"usec":661929},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058946,"noise_level":-25.979483,"freq_skew":1.237379,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-EXO","mode":"2","label":"10","blk_id":"7","ack":"!","flight":"KL0948","msg_num":"M04","msg_num_seq":"A","msg_text":"ETA31A10091604KLM948 EGACEHAM100956EHAM 22"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404567,"usec":427718},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187603,"noise_level":-25.673714,"freq_skew":-0.445873,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404567,"usec":429374},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253598,"noise_level":-25.574139,"freq_skew":0.861899,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":197417},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722443,"noise_level":-26.025972,"freq_skew":-1.318746,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1021,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":199026},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872563,"noise_level":-25.922298,"freq_skew":1.812910,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":102,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":201446},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351674,"noise_level":-25.785963,"freq_skew":2.558729,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":22727,"variable_part_params":[{"name":"atn_checksum","value":[66,126,100,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":201698},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611711,"noise_level":-25.769072,"freq_skew":1.127119,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":962728},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497469,"noise_level":-25.685099,"freq_skew":1.364800,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":965080},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582104,"noise_level":-25.552408,"freq_skew":1.463061,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA006Q","msg_num":"D16","msg_num_seq":"D","sublabel":"DF","msg_text":"A320,014140,1,1,TB000000/REP019,00,00,1/CCG-EUYG,MAY10,091531,EGLL,EGPF,0006/C0TIA050BA210101/C106,00201,8100,45,0010,0,0100,45,0/CE-273,32022,272,753,5856,296,I21A21/EC010647,00001,00002,73,15,014/EE011265,39141,28188,73/E10766,0840,45,171,007,000,042,0/N10768,0836,45,049,007,000,080,0/S11344,3880,016,027,191,42,31962,2/T11345,3882,007,016,083,42,31903,2/V1-283,-530,05824,00000,210,209,210,0/X10481,00000,079,010,038,027,007,2/E70750,0832,45,172,007,000,041,0/N70752,0828,45,049,007,000,080,0/2E0751,0835,45,172,007,000,041,0/2N0754,0831,45,049,007,000,080,0/2S1288,3812,016,027,191,40,32022,2/2T1288,3810,006,015,084,40,31963,2/2V-273,-525,05856,00000,210,209,210,0/2X0481,00000,079,014,041,027,007,2/:"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404568,"usec":966845},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.880033,"noise_level":-26.010937,"freq_skew":-0.117915,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UA0948","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404569,"usec":733766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.331516,"noise_level":-25.653973,"freq_skew":-0.253943,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404569,"usec":735547},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712716,"noise_level":-25.554621,"freq_skew":-1.433614,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":502682},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.442359,"noise_level":-25.375376,"freq_skew":-0.267597,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"UA0948","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":502868},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894485,"noise_level":-25.375376,"freq_skew":0.572198,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"A","sublabel":"DF","msg_text":"<310>JER\r\n10 G-ZBLGBAW18A KJFKEGLL100526032634 765TO449300 6\r\n 1041067161 122 40645 -73768-1494BSM5C70010006 2701\r\nMETRIC\r\n 10014 102 6961387033149\r\n 0 0 340 260 0 0\r\n 0 0 325 230 0 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":503723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431672,"noise_level":-25.359264,"freq_skew":0.773073,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":504262},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346620,"noise_level":-26.170904,"freq_skew":-0.941970,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"AC0867","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":510693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866303,"noise_level":-26.896698,"freq_skew":1.395536,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404570,"usec":511525},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.431539,"noise_level":-26.877502,"freq_skew":-0.390574,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":40807},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950995,"noise_level":-26.160210,"freq_skew":0.529723,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"B","sublabel":"DF","msg_text":"0\r\n 1598 1596 12 25\r\n 1599 1600 12 25\r\n 932 816 308 308\r\n -12700007FFACB77C5A00B0000C0370040020401140C41\r\n -1270040FFF6F4777DA0190000C02900C0420501140C70\r\n 250740FFF28977BBA0190000C01020C04207"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":42485},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.154896,"noise_level":-26.107409,"freq_skew":2.057298,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62528,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[50,6,248,61]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62528,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,96,181,143]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":44428},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.287886,"noise_level":-26.037506,"freq_skew":1.787193,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[214,36,150,186]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":16,"sec":10}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":806580},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007135,"noise_level":-25.780268,"freq_skew":2.072689,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":806580},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.007135,"noise_level":-25.780268,"freq_skew":2.072689,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":62528,"variable_part_params":[{"name":"atn_checksum","value":[194,26,211,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":806580},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-5.007135,"noise_level":-25.780268,"freq_skew":2.072689,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFMN"},{"name":"ac_location","value":{"loc":{"lat":49.299999,"lon":3.100000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404572,"usec":810805},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.375029,"noise_level":-25.612915,"freq_skew":2.210792,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TCQ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"SN05CG","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404573,"usec":509046},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.969859,"noise_level":-25.563332,"freq_skew":2.069792,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21150161","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,69,76,0,68,208,113,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404573,"usec":517057},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736418,"noise_level":-25.255707,"freq_skew":1.926391,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[84,14,77,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404573,"usec":518132},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.320372,"noise_level":-25.239813,"freq_skew":-0.198967,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"UA0948","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404573,"usec":520221},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474826,"noise_level":-25.176529,"freq_skew":1.828205,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR43JZ","msg_num":"M02","msg_num_seq":"A","msg_text":"091611,22657,1241, 247,N 48.871 E .689"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404574,"usec":280839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208677,"noise_level":-25.641842,"freq_skew":1.429426,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404574,"usec":283108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.393119,"noise_level":-26.137394,"freq_skew":1.821078,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404574,"usec":286047},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666082,"noise_level":-26.015015,"freq_skew":-0.676312,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"KCLT"},{"name":"ac_location","value":{"loc":{"lat":51.799999,"lon":-3.600000},"alt":255000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404574,"usec":286396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180149,"noise_level":-26.015015,"freq_skew":1.745597,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404575,"usec":49673},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682693,"noise_level":-26.085037,"freq_skew":0.986092,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"7","ack":"N","flight":"XA0000","msg_num":"M61","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404575,"usec":56085},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807498,"noise_level":-26.589058,"freq_skew":2.207319,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404575,"usec":812977},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884142,"noise_level":-26.690462,"freq_skew":0.748624,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"C","sublabel":"DF","msg_text":"01140CC4\r\n -12700007FF63A7781A0090000C0F90040020401140C41\r\n0050000001140C64000000005002000000\r\n0074000001140C51000000005002000000\r\n0074000001140C51000000005002000000\r\n0050000001140C64000000005002000000\r\n "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404575,"usec":814168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908916,"noise_level":-26.615725,"freq_skew":1.723427,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404575,"usec":816238},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701785,"noise_level":-26.486465,"freq_skew":-0.566637,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"52360547","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,65,76,0,169,225,103,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404576,"usec":583360},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875915,"noise_level":-26.436241,"freq_skew":1.966632,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404576,"usec":583360},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.875915,"noise_level":-26.436241,"freq_skew":1.966632,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[28,74,66,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404576,"usec":585252},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826777,"noise_level":-26.327583,"freq_skew":-0.461174,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N736AT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AA0731","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51509W003321,FEL-09,091544,340,OFSOX,092354,BANBA,M55,26119,15199AC0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404576,"usec":587339},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746089,"noise_level":-26.888123,"freq_skew":0.174402,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":54.200001,"lon":-2.800000},"alt":41000}},{"name":"alternate_ground_stations","value":["109E6A","10916A","10977A","10993A","10914A","1099CA","109A9A","109D3A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404577,"usec":352795},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425820,"noise_level":-27.364231,"freq_skew":0.941615,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"XA0000","msg_num":"M62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404577,"usec":353803},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712768,"noise_level":-27.303608,"freq_skew":-0.556378,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N736AT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AA0731","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51509W003321,FEL-09,091544,340,OFSOX,092354,BANBA,M55,26119,15199AC0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404577,"usec":354535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978329,"noise_level":-27.710526,"freq_skew":1.695546,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404577,"usec":358426},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505212,"noise_level":-27.584824,"freq_skew":2.036825,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"A","sublabel":"DF","msg_text":"B31AEI-IKK 145243JZLFOBLPMAIC100526090526 238 95460C06260C063BCG3B-L200-0003 4549-1579191920210315 128 73 74026090526 4577 128 730315022010 8550 8554 8548 855510598 838712474612 9200 664 712 5752"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":120442},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586850,"noise_level":-27.481441,"freq_skew":-0.572622,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N736AT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AA0731","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51509W003321,FEL-09,091544,340,OFSOX,092354,BANBA,M55,26119,15199AC0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":123246},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.103745,"noise_level":-27.278301,"freq_skew":-0.454801,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"UA0948","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":123416},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.967172,"noise_level":-27.278301,"freq_skew":1.784375,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":123416},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.967172,"noise_level":-27.278301,"freq_skew":1.784375,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[198,227,166,111]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,122,238,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":16,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":124871},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796171,"noise_level":-27.178486,"freq_skew":-0.667728,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG315100 1 10MAY26 0915 AAN736AT AAL731 EGLL/KCLT 311B-BCG-00W-19 L\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":890156},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509559,"noise_level":-27.641880,"freq_skew":1.744819,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404578,"usec":893613},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.436605,"noise_level":-27.434998,"freq_skew":-0.479816,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"BA","blk_id":"8","ack":"!","flight":"UA0948","msg_num":"L42","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.N786UA7E06940F03551A","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N786UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":60,"msg_ref":3,"timestamp":{"hour":9,"min":16,"sec":15}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404579,"usec":656234},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792433,"noise_level":-27.054996,"freq_skew":0.714600,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"E","sublabel":"DF","msg_text":"\n -1270040FFF68C6540A0190000C02400C0430501140CB2\r\n 223740FFFEAE6585A0180000C0BA20C0430701140C06\r\n -12700007FF64D654DA0090000C0630040030401140C83\r\n0050000001140C64000000004002000000\r\n0074000001140C51000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404579,"usec":657127},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531567,"noise_level":-27.035450,"freq_skew":1.975307,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"B","sublabel":"DF","msg_text":" 5841 12507198 289 150 -019 1457 22810250 8468 8505 8585 9695 138 2779 51582110 8550 8554 8548 855410601 838212474651 9200 658 705 5797 5887 12507198 288 149 006 1450 2222020C 8468 8506 000 9706 138 277"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404580,"usec":420596},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942148,"noise_level":-27.466066,"freq_skew":-0.443685,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404580,"usec":421786},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634567,"noise_level":-27.384384,"freq_skew":1.806247,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"B2","blk_id":"8","ack":"!","flight":"NW0059","msg_num":"J31","msg_num_seq":"A","msg_text":"/PIKCLYA.OC1/CLA 0915 260510 EGGX\r\nCLRNCE 302\r\nDAL59 CLRD TO KBOS VIA\r\nLIMRI\r\nNAT D\r\nLIMRI 5130N020W 50N030W\r\n4830N040W 4830N050W\r\nMUSAK\r\nFM LIMRI/1016 MNTN F380\r\nM082\r\nEND OF MESSAGE029D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404581,"usec":127891},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.308587,"noise_level":-26.890562,"freq_skew":1.894756,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404581,"usec":129457},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063854,"noise_level":-26.776108,"freq_skew":1.832074,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[198,227,166,111]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,122,238,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":16,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404581,"usec":131325},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466832,"noise_level":-26.663143,"freq_skew":1.771881,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"C","sublabel":"DF","msg_text":"9 510829 9213 88 -2004500220090744PRI 9010 7813 85 -2010248229290441 82 04 13 11 06 430 435 8691 8694 8689 869410559 8270 825 75181 5714 821 82110504312 8270 625 669 5718 5790 8507196 286 14"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404581,"usec":893026},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996372,"noise_level":-26.730614,"freq_skew":0.638680,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"F","sublabel":"DF","msg_text":"004002000000\r\n0074000001140C51000000004002000000\r\n0050000001140C64000000004002000000\r\n -13 94 304\r\n 38918 -188 1981175091352\r\n 0 0 280 65 0 0\r\n 0 0 260 40 0 0\r\n 6056 6056 8 16\r\n 6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404581,"usec":896770},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657057,"noise_level":-26.525686,"freq_skew":0.793248,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"XA0000","msg_num":"M62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404582,"usec":662227},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679187,"noise_level":-26.235979,"freq_skew":1.037776,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"XA0000","msg_num":"A12","msg_num_seq":"A","sublabel":"M1","mfi":"BA","msg_text":"SNNCPXA.CC1..CGRTA6080941149105611","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":"..CGRTA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"hour":9,"min":16,"sec":17}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404582,"usec":666703},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706241,"noise_level":-25.972885,"freq_skew":-0.650752,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG315100 1 10MAY26 0915 AAN736AT AAL731 EGLL/KCLT 311B-BCG-00W-19 L\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404583,"usec":430038},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895952,"noise_level":-26.414230,"freq_skew":0.484756,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"G","sublabel":"DF","msg_text":"056 6056 8 15\r\n 967 900 214 222\r\n -12700007FF6CA657EA00A0000C0F90040030401140C83\r\n -1270040FFF6336549A0190000C08700C0430501140CB2\r\n 156140FFF67E6586A01A0000C09620C0430701140C06\r\n -12700007FFAE9654"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404583,"usec":431654},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710303,"noise_level":-26.341824,"freq_skew":1.885737,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"D","sublabel":"DF","msg_text":"9 -019-1300 1449 1456 2155 2150027021270010 52010 8613 9007 8709 8790 9719 993997 00 8341 8185 8147 8240 2580 5712 -00 8383 8313 8369 8334 481 0 0 1491000 023 044 015 016 021 013776090744PRI 9010 7813 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":196448},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348160,"noise_level":-26.075554,"freq_skew":0.434165,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":197658},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.844031,"noise_level":-26.075554,"freq_skew":1.939480,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":200438},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660389,"noise_level":-25.902470,"freq_skew":1.618504,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"B2","blk_id":"8","ack":"!","flight":"NW0059","msg_num":"J31","msg_num_seq":"A","msg_text":"/PIKCLYA.OC1/CLA 0915 260510 EGGX\r\nCLRNCE 302\r\nDAL59 CLRD TO KBOS VIA\r\nLIMRI\r\nNAT D\r\nLIMRI 5130N020W 50N030W\r\n4830N040W 4830N050W\r\nMUSAK\r\nFM LIMRI/1016 MNTN F380\r\nM082\r\nEND OF MESSAGE029D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":967568},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908278,"noise_level":-25.484274,"freq_skew":0.151020,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":968855},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915481,"noise_level":-25.419193,"freq_skew":-0.746459,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"KIAH"},{"name":"ac_location","value":{"loc":{"lat":54.299999,"lon":-4.600000},"alt":34000}},{"name":"alternate_ground_stations","value":["270D97","212317","225457","262258","29D1D7","262259","262257"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404584,"usec":969935},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242455,"noise_level":-26.030464,"freq_skew":1.594719,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404585,"usec":734376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850926,"noise_level":-25.961174,"freq_skew":1.803723,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1689,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404585,"usec":735531},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822366,"noise_level":-25.926739,"freq_skew":0.203469,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":54.200001,"lon":-2.800000},"alt":41000}},{"name":"alternate_ground_stations","value":["109E6A","10916A","10977A","10993A","10914A","1099CA","109A9A","109D3A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404585,"usec":736263},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391157,"noise_level":-26.321789,"freq_skew":1.957497,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"E","sublabel":"DF","msg_text":"85 -2010248229290441 82 04 13 11 06 430 435 8690 8694 8689 869410555 8260 830 75190 5768 823 82310504353 8270 611 655 5770 5837 8507198 281 149 006-1300 1450 1456 2063 2058020009262012 90006 8611 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404585,"usec":737856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362469,"noise_level":-26.268002,"freq_skew":1.009101,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404585,"usec":739445},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613641,"noise_level":-27.036987,"freq_skew":-0.797179,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22060162","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,75,76,77,0,72,96,114,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404586,"usec":501381},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.288323,"noise_level":-26.882149,"freq_skew":1.526767,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BKM","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404586,"usec":503256},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894549,"noise_level":-26.786758,"freq_skew":0.379651,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"BA0270","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404586,"usec":503256},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.894549,"noise_level":-26.786758,"freq_skew":0.379651,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20067573","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,111,123,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404586,"usec":503640},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242337,"noise_level":-26.767805,"freq_skew":1.393852,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22060162","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404587,"usec":273991},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769833,"noise_level":-26.360971,"freq_skew":-0.480015,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG315100 1 10MAY26 0915 AAN736AT AAL731 EGLL/KCLT 311B-BCG-00W-19 L\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404587,"usec":274744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080758,"noise_level":-26.342926,"freq_skew":-0.828031,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404587,"usec":278663},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821616,"noise_level":-26.182165,"freq_skew":1.558025,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404587,"usec":280043},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626138,"noise_level":-26.972569,"freq_skew":1.863153,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"F","sublabel":"DF","msg_text":"9007 8711 000 9736 994044 00 8326 8246 8197 8251 2580 5765 09 8347 8368 8317 8181 479 0 0 1491000 020 017 015 014 023 007782091057 14567 65 -1180592022011 8715 8715 8711 871510519 8167 8463792 7390 6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404588,"usec":35390},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870617,"noise_level":-27.317024,"freq_skew":0.703284,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"G","sublabel":"DF","msg_text":"056 6056 8 15\r\n 967 900 214 222\r\n -12700007FF6CA657EA00A0000C0F90040030401140C83\r\n -1270040FFF6336549A0190000C08700C0430501140CB2\r\n 156140FFF67E6586A01A0000C09620C0430701140C06\r\n -12700007FFAE9654"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404588,"usec":35797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107127,"noise_level":-27.317024,"freq_skew":0.196454,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404588,"usec":36471},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767630,"noise_level":-27.424013,"freq_skew":1.704621,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"B2","blk_id":"8","ack":"!","flight":"NW0059","msg_num":"J31","msg_num_seq":"A","msg_text":"/PIKCLYA.OC1/CLA 0915 260510 EGGX\r\nCLRNCE 302\r\nDAL59 CLRD TO KBOS VIA\r\nLIMRI\r\nNAT D\r\nLIMRI 5130N020W 50N030W\r\n4830N040W 4830N050W\r\nMUSAK\r\nFM LIMRI/1016 MNTN F380\r\nM082\r\nEND OF MESSAGE029D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404588,"usec":44140},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635801,"noise_level":-27.123016,"freq_skew":1.779857,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"_d","blk_id":"9","ack":"O","flight":"NW0059","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404588,"usec":811038},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.018729,"noise_level":-26.532175,"freq_skew":1.340564,"avlc":{"src":{"addr":"407F0D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404589,"usec":517628},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487340,"noise_level":-26.188961,"freq_skew":1.738746,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"G","sublabel":"DF","msg_text":"19 663 5623 5710 6507196 253 609 -019 1448 23080280 8639 8773 8845 9690 79 2260 44769511 8714 8715 8713 871510516 8155 8463832 7390 609 653 5660 5747 6507198 253 608 006 1450 2240020C 8642 8773 000 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404590,"usec":279632},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.408359,"noise_level":-26.048409,"freq_skew":1.303222,"avlc":{"src":{"addr":"407F0D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20077415","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,64,127,13,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404590,"usec":286879},"freq":136975000,"burst_len_octets":237,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043415,"noise_level":-25.773949,"freq_skew":0.494957,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"H","sublabel":"DF","msg_text":"9A0090000C0DC0040030401140C83\r\n0050000001140C64000000004002000000\r\n0074000001140C51000000004002000000\r\n0074000001140C51000000004002000000\r\n0050000001140C64000000004002000000\r\n -6 94 304"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404591,"usec":45941},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.345934,"noise_level":-25.673225,"freq_skew":1.259333,"avlc":{"src":{"addr":"407F0D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-RUKK","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"RK03GZ","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404591,"usec":56869},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528949,"noise_level":-25.297581,"freq_skew":1.779678,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"H","sublabel":"DF","msg_text":"9703 76 2255 436701 19139 -03 -21306440220091341PRI 19006 7813 -01 -20811301339680642 43 -00 -16 11 05 460 462 8768 8769 8767 876910444 8052 855 74181 4547 769 769 7043408 6400 545 591 5530 5604 -00"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404591,"usec":817010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.185765,"noise_level":-25.163652,"freq_skew":1.547887,"avlc":{"src":{"addr":"407F0D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404591,"usec":822328},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240283,"noise_level":-24.946045,"freq_skew":1.861202,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404592,"usec":583574},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924152,"noise_level":-24.930326,"freq_skew":-0.612806,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"A","sublabel":"CF","msg_text":"CFG315100 1 10MAY26 0915 AAN736AT AAL731 EGLL/KCLT 311B-BCG-00W-19 L\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404592,"usec":587377},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958403,"noise_level":-25.346451,"freq_skew":2.135125,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404592,"usec":588394},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.124607,"noise_level":-25.282391,"freq_skew":1.899243,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":53825,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[136,29,88,111]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404592,"usec":588598},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425386,"noise_level":-25.266447,"freq_skew":1.746067,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[98,20]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404592,"usec":591964},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729092,"noise_level":-25.108620,"freq_skew":1.425683,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LERS"},{"name":"ac_location","value":{"loc":{"lat":46.799999,"lon":-1.300000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404593,"usec":359351},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579583,"noise_level":-24.756144,"freq_skew":1.972954,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"I","sublabel":"DF","msg_text":"87198 332 640 -019-1300 1451 1456 2137 2131028027277007 56013 8695 9260 8928 9005 9722 143159 00 8119 7980 7932 8056 2028 4541 -03 8169 8139 8180 8154 430 0 0 6431000 023 056 013 019 017 017636091341PRI 1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404594,"usec":119359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.404974,"noise_level":-24.666496,"freq_skew":2.097975,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404594,"usec":123857},"freq":136975000,"burst_len_octets":237,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008509,"noise_level":-24.548389,"freq_skew":0.731339,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"D54","msg_num_seq":"H","sublabel":"DF","msg_text":"9A0090000C0DC0040030401140C83\r\n0050000001140C64000000004002000000\r\n0074000001140C51000000004002000000\r\n0074000001140C51000000004002000000\r\n0050000001140C64000000004002000000\r\n -6 94 304"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404594,"usec":124390},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382887,"noise_level":-24.519112,"freq_skew":1.473920,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221133","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,91,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404594,"usec":889455},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760887,"noise_level":-24.189331,"freq_skew":1.522264,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCU","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR59PZ","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404595,"usec":655566},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850040,"noise_level":-23.926039,"freq_skew":1.498096,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404595,"usec":660351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.794405,"noise_level":-23.790604,"freq_skew":1.290797,"avlc":{"src":{"addr":"407F0D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404595,"usec":663952},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661756,"noise_level":-23.683756,"freq_skew":2.015542,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"J","sublabel":"DF","msg_text":"9006 7813 -01 -20811301339680642 43 -00 -16 11 05 460 462 8770 8769 8767 876910439 8052 860 75188 4569 769 769 7043448 6400 532 579 5568 5644 -0087198 336 642 006-1300 1450 1456 2046 2040020014268012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":189390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918170,"noise_level":-23.294388,"freq_skew":1.230078,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":192264},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468620,"noise_level":-23.180902,"freq_skew":1.844511,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"K","sublabel":"DF","msg_text":" 89005 8696 9260 8931 000 9740 113201 00 8100 8063 8007 8059 2025 4562 11 8162 8178 8150 8023 408 0 0 6441000 022 029 018 011 023 0066410666966076682 42 030122011 8772 8770 8769 877010444 8050 67 -04"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":194143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921463,"noise_level":-23.716797,"freq_skew":-0.471985,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":194287},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554611,"noise_level":-24.315107,"freq_skew":1.557052,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":958401},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171251,"noise_level":-24.494385,"freq_skew":0.750628,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":959148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460339,"noise_level":-24.450779,"freq_skew":-1.019220,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404597,"usec":960153},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646391,"noise_level":-24.407389,"freq_skew":-0.538253,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":497,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":6,"ack":14,"credit_offered":4,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":1,"err_fsm_state":5,"err_fsm_bispdu_name":"Open","err_fsm_state_descr":"ESTABLISHED"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404598,"usec":661849},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794018,"noise_level":-24.524126,"freq_skew":-0.400002,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404598,"usec":665927},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600000,"noise_level":-24.321787,"freq_skew":1.801545,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IKK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR43JZ","msg_num":"D73","msg_num_seq":"L","sublabel":"DF","msg_text":"0760 9491 72320018CE0000000002349C500000100007F071000000080700000067801000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404598,"usec":666391},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697746,"noise_level":-24.307510,"freq_skew":-0.537698,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":498,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":6,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404599,"usec":432559},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565087,"noise_level":-23.971788,"freq_skew":0.323745,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":51,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[123,13,101,226]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404599,"usec":433373},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665303,"noise_level":-23.944389,"freq_skew":-0.416969,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":497,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":6,"ack":14,"credit_offered":4,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":1,"err_fsm_state":5,"err_fsm_bispdu_name":"Open","err_fsm_state_descr":"ESTABLISHED"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404600,"usec":207874},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795080,"noise_level":-23.993475,"freq_skew":-0.427184,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404600,"usec":975895},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707432,"noise_level":-23.616602,"freq_skew":-0.536311,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404602,"usec":506672},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416223,"noise_level":-23.055550,"freq_skew":0.371704,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":0.200000},"alt":44000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404602,"usec":510020},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807775,"noise_level":-22.994026,"freq_skew":0.399319,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"ZD0001","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404603,"usec":280606},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539978,"noise_level":-22.645546,"freq_skew":2.364601,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7014,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404604,"usec":35508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059852,"noise_level":-22.563484,"freq_skew":0.271063,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404604,"usec":43241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.421525,"noise_level":-23.218689,"freq_skew":-0.540704,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404604,"usec":806017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643329,"noise_level":-23.977509,"freq_skew":0.245181,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404604,"usec":809868},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896441,"noise_level":-24.228142,"freq_skew":-0.676354,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"KCLT"},{"name":"ac_location","value":{"loc":{"lat":51.799999,"lon":-3.700000},"alt":255000}},{"name":"alternate_ground_stations","value":["2651D7"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404605,"usec":514778},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739244,"noise_level":-23.881824,"freq_skew":-0.698852,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404606,"usec":281572},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842734,"noise_level":-23.614376,"freq_skew":-0.572641,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404606,"usec":285551},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203186,"noise_level":-23.601217,"freq_skew":2.180294,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"EIKN"},{"name":"ac_location","value":{"loc":{"lat":49.700001,"lon":-8.200000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404606,"usec":285658},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274039,"noise_level":-23.601217,"freq_skew":2.706621,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":264,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":47732},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449940,"noise_level":-24.157583,"freq_skew":2.243373,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILP","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR2305","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":48609},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892978,"noise_level":-24.115629,"freq_skew":-0.596555,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"52360547","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,65,76,0,169,225,103,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":49615},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644226,"noise_level":-24.073877,"freq_skew":1.637982,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":3}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":51721},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324572,"noise_level":-24.808180,"freq_skew":2.343856,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127452","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,175,42,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":51989},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927430,"noise_level":-25.595325,"freq_skew":1.688405,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGBB"},{"name":"ac_location","value":{"loc":{"lat":52.299999,"lon":-1.700000},"alt":4000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":54348},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870472,"noise_level":-25.463989,"freq_skew":-0.346731,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":814313},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898376,"noise_level":-25.431463,"freq_skew":1.755065,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U213UZ","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":814812},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112988,"noise_level":-25.399059,"freq_skew":1.530463,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20071640","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,115,160,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":814927},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198312,"noise_level":-25.399059,"freq_skew":2.171812,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":817946},"freq":136975000,"burst_len_octets":190,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886883,"noise_level":-25.222961,"freq_skew":-0.616368,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N736AT","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"C","sublabel":"CF","msg_text":"CFG315100 1 10MAY26 0915 AAN736AT AAL731 EGLL/KCLT 311B-BCG-00W-19 L\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nEOR\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404607,"usec":818744},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269706,"noise_level":-25.191326,"freq_skew":0.244610,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":167,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404608,"usec":581797},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025701,"noise_level":-25.520451,"freq_skew":2.381514,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404608,"usec":583733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774409,"noise_level":-25.422604,"freq_skew":1.428887,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404608,"usec":586697},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955256,"noise_level":-25.246037,"freq_skew":0.556076,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"A","sublabel":"DF","msg_text":"<202>JER\r\n10 G-ZBLGBAW18A ER 765100526090127KJFKEGLL22794 9\r\n 390052649851381620-194 211BSM5C70010006\r\n0 315 1967 3000F\r\nTT 0ST -51\r\n2F-Y700-7156 \r\nF9000803102C6610FF000801"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404609,"usec":352762},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982341,"noise_level":-24.980026,"freq_skew":-0.387270,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404609,"usec":353298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.010229,"noise_level":-24.964628,"freq_skew":1.873185,"avlc":{"src":{"addr":"4073A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10919A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404610,"usec":120334},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601999,"noise_level":-24.485813,"freq_skew":2.750412,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"EGSS"},{"name":"ac_location","value":{"loc":{"lat":51.700001,"lon":2.500000},"alt":98000}},{"name":"alternate_ground_stations","value":["109FCA","1096EA","1094AA","1097BA","1099DA","10959A","10983A","10949A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404610,"usec":121823},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554911,"noise_level":-24.413322,"freq_skew":-0.257634,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":2,"unknown_proto":{"data":[97,129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404610,"usec":884938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847341,"noise_level":-24.185349,"freq_skew":2.269843,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404611,"usec":650572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655858,"noise_level":-23.949507,"freq_skew":2.362863,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404611,"usec":651690},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398514,"noise_level":-23.908543,"freq_skew":2.644953,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR28DD","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404611,"usec":652183},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814213,"noise_level":-24.335184,"freq_skew":1.420102,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6046,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404611,"usec":654647},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748405,"noise_level":-24.249760,"freq_skew":-0.853415,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"83","blk_id":"8","ack":"!","flight":"UA0973","msg_num":"M69","msg_num_seq":"A","msg_text":"EBBR,KORD,100916, 52.30,- 3.33,34003,297,- 60.7,106600"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404612,"usec":421678},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489962,"noise_level":-24.109226,"freq_skew":2.000596,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUZ","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"FR76DD","msg_num":"M11","msg_num_seq":"A","msg_text":"091650,21075,1203, 179,N 53.419 W .691"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404612,"usec":424178},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713789,"noise_level":-24.981293,"freq_skew":1.694023,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":51.600002,"lon":-8.300000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404612,"usec":426387},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042397,"noise_level":-24.858858,"freq_skew":-0.236480,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"BA","blk_id":"9","ack":"!","flight":"UA0948","msg_num":"L43","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.N786UA7E889431030CE2","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N786UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":61,"msg_ref":4,"timestamp":{"hour":9,"min":16,"sec":49}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404613,"usec":127973},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945994,"noise_level":-24.487007,"freq_skew":0.748617,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"B","sublabel":"DF","msg_text":"D9CD07105C000003186F0D23\r\n 4315 4905 60 4845 4878\r\n 20817000546H14 5716 5180\r\n 59 4296 59 4256 0 40\r\n 00) ) )\r\n090224 3500-191 -15 -20T T 308\r\n 389 389 389 111 966T\r\n "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404613,"usec":895559},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908372,"noise_level":-24.854252,"freq_skew":1.305791,"avlc":{"src":{"addr":"4D225B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404613,"usec":896783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636702,"noise_level":-24.793709,"freq_skew":2.769217,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404613,"usec":897150},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442032,"noise_level":-24.778637,"freq_skew":2.006288,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":204,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404614,"usec":660752},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808628,"noise_level":-25.302605,"freq_skew":-0.384539,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404614,"usec":661354},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403389,"noise_level":-25.529425,"freq_skew":1.657031,"avlc":{"src":{"addr":"4D2246","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404614,"usec":665451},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674601,"noise_level":-25.666893,"freq_skew":-0.673803,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":500,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":7,"ack":18,"credit_offered":5,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,65,65,76,0,169,225,103],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404614,"usec":666621},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403414,"noise_level":-25.600433,"freq_skew":1.902725,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJI","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR06NE","msg_num":"M58","msg_num_seq":"A","msg_text":"091652,1513,0918, 62,N 51.366 W 2.805"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404615,"usec":435773},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.315557,"noise_level":-25.520142,"freq_skew":2.725525,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404615,"usec":436895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683032,"noise_level":-25.471085,"freq_skew":1.906424,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404615,"usec":439608},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107955,"noise_level":-25.373791,"freq_skew":0.593968,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"C","sublabel":"DF","msg_text":"638 757 697 47 47F\r\n184 -12 01 256 265 100\r\n 5 4 5 5 0 -13T\r\n0000000000000000000000000000000000000000000000000000\r\n.................\r\n...............................\r\n.....................\r\n........"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404615,"usec":442908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.209893,"noise_level":-25.261641,"freq_skew":-1.149215,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":204197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635519,"noise_level":-25.839352,"freq_skew":-0.717709,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":211126},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949184,"noise_level":-25.571323,"freq_skew":-0.560426,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"BA","blk_id":"9","ack":"!","flight":"UA0948","msg_num":"L43","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.N786UA7E889431030CE2","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N786UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":61,"msg_ref":4,"timestamp":{"hour":9,"min":16,"sec":49}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":967439},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955420,"noise_level":-25.571323,"freq_skew":-0.411949,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":501,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":8,"ack":19,"credit_offered":5,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,65,65,76,0,169,225,103]]}]},{"name":"rd_hop_count","value":1},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,65,65,76,0,169,225,103]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":971247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821492,"noise_level":-26.106125,"freq_skew":-0.831971,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":971822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669454,"noise_level":-26.922222,"freq_skew":2.168923,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404616,"usec":974180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523210,"noise_level":-26.826393,"freq_skew":2.068535,"avlc":{"src":{"addr":"4CAE59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404617,"usec":740030},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689568,"noise_level":-27.524033,"freq_skew":1.812605,"avlc":{"src":{"addr":"4852F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404618,"usec":510848},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588846,"noise_level":-27.300596,"freq_skew":1.850150,"avlc":{"src":{"addr":"4852F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":107,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":15,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404619,"usec":272541},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468716,"noise_level":-27.200523,"freq_skew":2.551595,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.600000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404619,"usec":278963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.672792,"noise_level":-26.945610,"freq_skew":1.442275,"avlc":{"src":{"addr":"3986E8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404619,"usec":282795},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524572,"noise_level":-26.792377,"freq_skew":1.809590,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":4}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404620,"usec":44420},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.089120,"noise_level":-26.604565,"freq_skew":0.827830,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"D","sublabel":"DF","msg_text":"...............\r\n....................\r\n....................................................\r\n090350 00 00 39001 325018866 -20\r\n..................................\r\n..................................\r\n....."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404620,"usec":46502},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555030,"noise_level":-26.530561,"freq_skew":2.748106,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GRAG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"WS0070","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404620,"usec":807798},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.252251,"noise_level":-26.205132,"freq_skew":-0.356370,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"BA","blk_id":"9","ack":"!","flight":"UA0948","msg_num":"L43","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.N786UA7E889431030CE2","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N786UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":61,"msg_ref":4,"timestamp":{"hour":9,"min":16,"sec":49}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404620,"usec":810688},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719280,"noise_level":-26.064322,"freq_skew":-0.496988,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AA0731","msg_num":"C07","msg_num_seq":"B","sublabel":"CF","msg_text":"RONIC UNIT (LEFT CHANNEL 2)\r\nHW 285W0015-102 \r\nSN F03651\r\nSW1 3102-BPS-01C-12\r\nSW2 310B-BCG-000-M2\r\nLRU WARNING ELECTRONIC UNIT (RIGHT CHANNEL 1)\r\nHW 285W0015-102 \r\nSN F03668\r\nSW1 3102-BPS-01C-12\r\nSW2 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404620,"usec":812062},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901001,"noise_level":-26.818710,"freq_skew":0.740302,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"E","sublabel":"DF","msg_text":".............................\r\n..................................\r\n 954 294 644F 76 76\r\n.....................\r\n.....................\r\n.....................\r\n.....................\r\n115 -13 01 377 382 000\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404621,"usec":511814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.473643,"noise_level":-26.780704,"freq_skew":-0.094765,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404621,"usec":513253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633700,"noise_level":-26.686419,"freq_skew":2.609955,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2651D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404621,"usec":513459},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177742,"noise_level":-26.686419,"freq_skew":1.865173,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":51.600002,"lon":-8.300000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404621,"usec":514794},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729504,"noise_level":-26.611717,"freq_skew":-0.450688,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":501,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":8,"ack":19,"credit_offered":5,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,65,65,76,0,169,225,103]]}]},{"name":"rd_hop_count","value":1},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,65,65,76,0,169,225,103]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404621,"usec":515308},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405818,"noise_level":-26.574604,"freq_skew":1.492088,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGPF"},{"name":"ac_location","value":{"loc":{"lat":54.299999,"lon":-2.500000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404622,"usec":281263},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846441,"noise_level":-26.141220,"freq_skew":0.729302,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"F","sublabel":"DF","msg_text":"\n.......................\r\n.......................\r\n.......................\r\n.......................\r\n103 79 43 53 22 0\r\n...................\r\n...................\r\n...................\r\n...................\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404622,"usec":283771},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590544,"noise_level":-26.001432,"freq_skew":1.394099,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EUYG","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"BA006Q","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404623,"usec":46871},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319276,"noise_level":-25.915194,"freq_skew":1.500571,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20061116","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,98,78,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404623,"usec":53082},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885530,"noise_level":-25.545601,"freq_skew":0.525621,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"G","sublabel":"DF","msg_text":" 3500000\r\n........\r\n........\r\n........\r\n........\r\n000000000000000000000000000000000000000000000000\r\n................................................\r\n................................................\r\n......"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404623,"usec":817499},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476895,"noise_level":-25.529171,"freq_skew":1.880389,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091517\r\n 21 8560337660C909BCG3A-L200-0002\r\n-3000 370010018619266 359 360 336 333\r\n-2500 370040018619166 360 360 336 334\r\n-2000 370030018619266 359 359 336 333\r\n-1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404623,"usec":818831},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406585,"noise_level":-26.125721,"freq_skew":1.739403,"avlc":{"src":{"addr":"4852F5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":107,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":15,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404624,"usec":584032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581037,"noise_level":-25.498354,"freq_skew":1.528834,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404625,"usec":350047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448672,"noise_level":-25.725233,"freq_skew":1.244358,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404625,"usec":350836},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430987,"noise_level":-25.816774,"freq_skew":1.620464,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370030018619166 360 360 336 333\r\n-1000 370040018619266 360 360 336 334\r\n-0500 370020018619266 359 359 335 333\r\n 1700 370020018619166 359 361 336 335\r\n+0500 370030018619266 359 360 336 334\r\n+1000 3700000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404626,"usec":115729},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950462,"noise_level":-25.682072,"freq_skew":0.506108,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"H","sublabel":"DF","msg_text":"..........................................\r\n................................................\r\n091004ERT0CDF 314 400\r\n 00 00 39002 3250 196819037 -22\r\n 951 281 645F 64 64\r\n112 -2 01 324 320 000\r\n 97 82"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404626,"usec":121909},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899653,"noise_level":-25.397274,"freq_skew":1.627065,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":374,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404626,"usec":888097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813640,"noise_level":-25.237072,"freq_skew":1.414145,"avlc":{"src":{"addr":"4855D1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404626,"usec":891871},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993940,"noise_level":-25.017641,"freq_skew":0.518106,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"I","sublabel":"DF","msg_text":" 30 39 14 11\r\n 4905 60 4845 59 4296\r\n 59 4257 0 39\r\n 0 0 369 698 395\r\n 64 0\r\n0000000000000000000000000000000000000000000000000000\r\n280 29 875\r\n000000000000000000000000000000000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404627,"usec":654926},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406384,"noise_level":-24.925270,"freq_skew":1.640414,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"C","sublabel":"DF","msg_text":"18619166 359 360 336 332\r\n+1500 370000018619266 359 361 334 333\r\n+2000 369970018619266 360 361 336 335\r\n+2500 370000018619266 361 360 336 334\r\n+3000 370010018519266 359 360 336 333\r\n+3500 370030018619366 35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404627,"usec":656477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545160,"noise_level":-25.040798,"freq_skew":2.700915,"avlc":{"src":{"addr":"40615B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404627,"usec":657573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462739,"noise_level":-25.619354,"freq_skew":-0.579200,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404627,"usec":658259},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661760,"noise_level":-26.018509,"freq_skew":-1.059285,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"B2","blk_id":"6","ack":"!","flight":"AC0867","msg_num":"J34","msg_num_seq":"A","msg_text":"/PIKCLYA.OC1/CLA 0916 260510 EGGX\r\nCLRNCE 304\r\nACA867 CLRD TO CYUL VIA\r\nTOBOR\r\nRANDOM ROUTE\r\n52N020W 51N030W 52N040W\r\n53N050W RIKAL\r\nFM TOBOR/1012 MNTN F380\r\nM082\r\nEND OF MESSAGE6983"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404629,"usec":188047},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684352,"noise_level":-25.993908,"freq_skew":-0.920250,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"7","ack":"N","flight":"AC0867","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404629,"usec":189348},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585168,"noise_level":-25.924910,"freq_skew":1.948693,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"D","sublabel":"DF","msg_text":"9 360 336 334\r\n+4000 370040018619366 360 363 336 336\r\n+4500 370050018619366 361 363 336 337\r\n+5000 370040018619366 360 363 336 337\r\n+5500 370030018619466 361 363 336 336\r\n+6000 370010018719366 361 364 336 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404630,"usec":665782},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.284147,"noise_level":-25.433218,"freq_skew":1.700045,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":51.600002,"lon":-8.300000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404630,"usec":667095},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914020,"noise_level":-25.400806,"freq_skew":0.448249,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA018A","msg_num":"D55","msg_num_seq":"J","sublabel":"DF","msg_text":"<202>JER\r\n10 G-ZBLGBAW18A ER 765100526090127KJFKEGLL22794 9\r\n 390052649851381620-194 211BSM5C70010006\r\n0 315 1967 3000F\r\nTT 0ST -51\r\n2F-Y700-7156 \r\nF9000803102C6610FF000801D9CD07105C000003186F0D23\r\n 4315 4905 60 4845 4878\r\n 20817000546H14 5716 5180\r\n 59 4296 59 4256 0 40\r\n 00) ) )\r\n090224 3500-191 -15 -20T T 308\r\n 389 389 389 111 966T\r\n 638 757 697 47 47F\r\n184 -12 01 256 265 100\r\n 5 4 5 5 0 -13T\r\n0000000000000000000000000000000000000000000000000000\r\n.................\r\n...............................\r\n.....................\r\n.......................\r\n....................\r\n....................................................\r\n090350 00 00 39001 325018866 -20\r\n..................................\r\n..................................\r\n..................................\r\n..................................\r\n 954 294 644F 76 76\r\n.....................\r\n.....................\r\n.....................\r\n.....................\r\n115 -13 01 377 382 000\r\n.......................\r\n.......................\r\n.......................\r\n.......................\r\n103 79 43 53 22 0\r\n...................\r\n...................\r\n...................\r\n...................\r\n 3500000\r\n........\r\n........\r\n........\r\n........\r\n000000000000000000000000000000000000000000000000\r\n................................................\r\n................................................\r\n................................................\r\n................................................\r\n091004ERT0CDF 314 400\r\n 00 00 39002 3250 196819037 -22\r\n 951 281 645F 64 64\r\n112 -2 01 324 320 000\r\n 97 82 30 39 14 11\r\n 4905 60 4845 59 4296\r\n 59 4257 0 39\r\n 0 0 369 698 395\r\n 64 0\r\n0000000000000000000000000000000000000000000000000000\r\n280 29 875\r\n0000000000000000000000000000000000000000000000000000\r\n 419 0 0 0 0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404631,"usec":438534},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.604019,"noise_level":-24.928616,"freq_skew":1.443220,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404631,"usec":439098},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877033,"noise_level":-24.913311,"freq_skew":1.903462,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126675","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,173,189,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404631,"usec":441463},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459623,"noise_level":-24.837181,"freq_skew":1.881384,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"E","sublabel":"DF","msg_text":"36\r\n+6500 370000018619466 361 363 338 336\r\n+7000 370000018619366 360 361 336 335\r\n+7500 370010018719266 361 361 336 335\r\n+8000 370010018619266 360 360 337 333\r\n+8500 369990018519166 359 359 336 334\r\n+9000 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404632,"usec":200505},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403486,"noise_level":-24.815722,"freq_skew":1.942247,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IGK","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR236V","msg_num":"M88","msg_num_seq":"A","msg_text":"091519,38534,0949, 86,N 51.476 W 8.541"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404632,"usec":972372},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.485196,"noise_level":-24.416742,"freq_skew":1.885002,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2750,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":5,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,82,89,82,0,76,173,189],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404632,"usec":972981},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626763,"noise_level":-24.402311,"freq_skew":0.786588,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404633,"usec":737074},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472667,"noise_level":-24.708344,"freq_skew":1.842838,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"F","sublabel":"DF","msg_text":"69970018519166 359 359 335 333\r\n-30 85 84 168 1750120056611\r\n-25 85 84 168 1750120056611\r\n-20 85 84 168 1750120056611\r\n-15 85 84 168 1750120056611\r\n-10 85 85 168 1750120056611\r\n-05 85 85 168 1750120056611\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404633,"usec":737465},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646266,"noise_level":-24.708344,"freq_skew":0.730402,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[37,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404633,"usec":741410},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783760,"noise_level":-24.633984,"freq_skew":1.767099,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404634,"usec":504523},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002324,"noise_level":-24.400219,"freq_skew":-0.791564,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":171,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404634,"usec":505176},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.083132,"noise_level":-24.385817,"freq_skew":1.951750,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR236V","msg_num":"D12","msg_num_seq":"B","sublabel":"DF","msg_text":"685,,, -12.0668,,, 11.74,,, 10.4,,, 22.3,,, 0.005,-0.003,,,,6.661,,19002, 8440, 8460, 2098,, 0,,, 2628, 2637,,, 0.0,,,,,157120,,,,,,132920,,,24200, 8460, 8450, 7270,, -,,, 60B080, 60B104,,,,,, 1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404634,"usec":505500},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590446,"noise_level":-24.385817,"freq_skew":1.777724,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":5}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.000000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404634,"usec":510743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390113,"noise_level":-25.085941,"freq_skew":0.768890,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404635,"usec":268379},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.491926,"noise_level":-25.207630,"freq_skew":-0.234138,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KTEB"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404635,"usec":268963},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.245647,"noise_level":-25.176046,"freq_skew":-0.374044,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404635,"usec":269157},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271835,"noise_level":-25.176046,"freq_skew":1.780080,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,82,89,82,0,76,173,189,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404635,"usec":273078},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187341,"noise_level":-24.958132,"freq_skew":1.856484,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2751,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":2,"credit_offered":5,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,82,89,82,0,76,173,189]]}]},{"name":"rd_hop_count","value":1},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,82,89,82,0,76,173,189]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404635,"usec":273425},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.300122,"noise_level":-24.942776,"freq_skew":-0.639466,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GS0001","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404636,"usec":42227},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528537,"noise_level":-24.641180,"freq_skew":1.683970,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"G","sublabel":"DF","msg_text":" 17 85 85 168 1750120056611\r\n+05 85 85 168 1750120056611\r\n+10 85 85 168 1750120056611\r\n+15 85 85 168 1750120056611\r\n+20 85 85 168 1750120056611\r\n+25 85 85 168 1750120056611\r\n+30 85 85 168 1760120056611\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404636,"usec":43918},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622757,"noise_level":-25.195143,"freq_skew":2.678755,"avlc":{"src":{"addr":"4D234D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":923,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404636,"usec":801620},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661386,"noise_level":-25.100876,"freq_skew":-1.027401,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[213,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404637,"usec":510882},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561199,"noise_level":-24.570482,"freq_skew":1.714375,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"H","sublabel":"DF","msg_text":" 85 85 168 1760120056611\r\n+40 85 85 168 1760120056611\r\n+45 85 85 169 1760120056611\r\n+50 85 85 169 1760120056611\r\n+55 85 85 169 1760120056611\r\n+60 85 85 169 1770120056611\r\n+65 85 85 169 1770120056611\r\n+70 85"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404637,"usec":512212},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833846,"noise_level":-24.526491,"freq_skew":-1.132199,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22608,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[171,216]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404637,"usec":514980},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926671,"noise_level":-24.410259,"freq_skew":1.701090,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404638,"usec":282880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499995,"noise_level":-24.056751,"freq_skew":-0.924904,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404639,"usec":48103},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.173511,"noise_level":-24.859608,"freq_skew":-0.405025,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404639,"usec":49175},"freq":136975000,"burst_len_octets":240,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.052411,"noise_level":-24.814133,"freq_skew":1.622850,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR236V","msg_num":"D12","msg_num_seq":"C","sublabel":"DF","msg_text":"5.134, 25.679,,,101.9,102.2,, 19, 19,,,,742.1,732.8,,,,,,,-50.8,,, -0.9,,, 0.6,,, 2.6,,, -1.6, 0.6, 0.6, 1.4, -1.1,,, -0.7,, 3.0, 3.1,,, 0.6, 0.8,,,-0.00,,,-0.00,,, 0.98,,, -0.117,,,\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404639,"usec":53089},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.508902,"noise_level":-24.664246,"freq_skew":-0.383222,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GS0001","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404639,"usec":812256},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543489,"noise_level":-24.575537,"freq_skew":1.845036,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"I","sublabel":"DF","msg_text":" 85 170 1770120056611\r\n+75 85 85 170 1770120056611\r\n+80 85 85 170 1770120056611\r\n+85 85 85 170 1770120056611\r\n+90 85 85 170 1770120056611\r\n-30 70 70 24 30-078900 -600ER\r\n-25 70 71 24 30-078900 -600ER\r\n-20 6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404640,"usec":582654},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745112,"noise_level":-25.000971,"freq_skew":-1.039612,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22608,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[33,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404640,"usec":584518},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.306755,"noise_level":-24.924072,"freq_skew":-0.165957,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"BA","blk_id":"0","ack":"!","flight":"UA0948","msg_num":"L44","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.N786UA7F0A945100ADAA","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N786UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":62,"msg_ref":5,"timestamp":{"hour":9,"min":17,"sec":17}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404640,"usec":585243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.479841,"noise_level":-24.908775,"freq_skew":1.911505,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404640,"usec":586206},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353008,"noise_level":-24.863043,"freq_skew":2.029905,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404641,"usec":352925},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601457,"noise_level":-24.534828,"freq_skew":1.673033,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"J","sublabel":"DF","msg_text":"9 71 24 30-078900 -598ER\r\n-15 70 70 24 30-078900 -598ER\r\n-10 69 70 24 30-078900 -598ER\r\n-05 69 70 24 30-078800 -595ER\r\n 17 69 70 24 30-078800 -595ER\r\n+05 70 70 24 30-078800 -595ER\r\n+10 69 70 24 30-078800 -5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":116749},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258164,"noise_level":-24.375257,"freq_skew":-0.904558,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":117092},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086461,"noise_level":-25.458530,"freq_skew":1.945337,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[169,218,127,161]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22713,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,48,152,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":117092},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.086461,"noise_level":-25.458530,"freq_skew":1.945337,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":54,"dst_ref":22807,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[1]},{"name":"calling_transport_selector","value":[99,109]},{"name":"priority","value":6},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[204,231,137,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":117846},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.480108,"noise_level":-25.426025,"freq_skew":-0.432568,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":885946},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.154788,"noise_level":-25.060701,"freq_skew":1.703879,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR236V","msg_num":"D13","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A \r\nAPM EI-IGK RYR236V GCRREIDW100526074937,737789 ,BCG3AL2000002,.788,,463.6,249.4,,,-17.64,,,37997,,,148097,,,2374,2366,,, 87.56, 87.60,,, 8.5,487.5,,,0,0,,0,0,,0,0,0,0,0,0,,, 40.5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":886698},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781318,"noise_level":-25.060701,"freq_skew":1.705777,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22807,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[87,68,33,143]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":887416},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.357993,"noise_level":-25.029648,"freq_skew":2.492671,"avlc":{"src":{"addr":"4D234D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":888178},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685528,"noise_level":-24.998705,"freq_skew":2.114961,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22774,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[214,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":888753},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943337,"noise_level":-24.983274,"freq_skew":2.276209,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":51.500000,"lon":2.500000},"alt":24000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":891210},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013449,"noise_level":-24.860813,"freq_skew":1.640608,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":51.600002,"lon":-8.300000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404642,"usec":892101},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.087764,"noise_level":-24.815331,"freq_skew":2.115068,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-NEOW","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"BA0385","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404643,"usec":651963},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027345,"noise_level":-24.770086,"freq_skew":2.378066,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073740","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,119,224,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404643,"usec":652500},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857201,"noise_level":-24.740051,"freq_skew":1.811672,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,68,65,76,0,165,61,128,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,73,69,0,1,83,78,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":107,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":55,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[20,179]},{"name":"atn_checksum","value":[249,144,40,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404643,"usec":653664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.298449,"noise_level":-24.680298,"freq_skew":1.801092,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404644,"usec":421624},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636186,"noise_level":-24.459803,"freq_skew":1.679595,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"K","sublabel":"DF","msg_text":"93ER\r\n+15 69 71 24 30-078800 -590ER\r\n+20 69 70 24 30-078800 -590ER\r\n+25 69 70 24 30-078800 -595ER\r\n+30 69 70 24 30-078900 -590ER\r\n+35 69 70 24 30-079000 -588ER\r\n+40 69 70 24 30-079200 -585ER\r\n+45 69 70 24 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404644,"usec":422599},"freq":136975000,"burst_len_octets":164,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874916,"noise_level":-25.346682,"freq_skew":1.883233,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48219,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,75,69,241]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0,32,16,66,177,176,48,16,32,172,108,6,22,83,236,0,0,40,46,161,51,137,6,99,87,40,40,136,41,128,26,83,216,0,0,2,154,10,10,16,0,0,8,8,16,0,1,5,17,5,48,3,74,123,0,0,0,83,65,65,66,0,0,1,0,22,0,32,162,32,166,0,105,79,96,0,0,10,104,40,40,64,0,0,34,194,192,36,20,68,20,192,13,41,236,0,0,1,77,5,5,8,0,0,4,90,44,121,147]}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404644,"usec":422599},"freq":136975000,"burst_len_octets":164,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.874916,"noise_level":-25.346682,"freq_skew":1.883233,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48219,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,75,69,241]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,10829184,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"DAL59","long_tsap":{"rdp":[65,68,65,76,0],"short_tsap":{"ars":[165,61,128],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":0,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,68,65,76,0],"short_tsap":{"ars":[165,61,128],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,0]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,68,65,76,0],"short_tsap":{"ars":[165,61,128],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}},{"ae_qualifier_version_address":{"ae_qualifier":22,"version":2,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,68,65,76,0],"short_tsap":{"ars":[165,61,128],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"EGLL","destination_airport":"KBOS"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404644,"usec":423413},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627135,"noise_level":-25.483704,"freq_skew":2.336664,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404644,"usec":425381},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222792,"noise_level":-25.386269,"freq_skew":1.792992,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR236V","msg_num":"D13","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A \r\nAPM EI-IGK RYR236V GCRREIDW100526074937,737789 ,BCG3AL2000002,.788,,463.6,249.4,,,-17.64,,,37997,,,148097,,,2374,2366,,, 87.56, 87.60,,, 8.5,487.5,,,0,0,,0,0,,0,0,0,0,0,0,,, 40.5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":126049},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844887,"noise_level":-25.163082,"freq_skew":1.804164,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":126464},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949912,"noise_level":-25.147360,"freq_skew":1.655128,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48219,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[41,58,213,109]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":126464},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.949912,"noise_level":-25.147360,"freq_skew":1.655128,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":111,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":55,"dst_ref":48219,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[225,217,79,195]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":126464},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.949912,"noise_level":-25.147360,"freq_skew":1.655128,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22807,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[37,143,50,165]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmContactResponse","data":{"atn_context_mgmt_contact_response":"contactSuccess"}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":128940},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696679,"noise_level":-25.022579,"freq_skew":-1.088102,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[209,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":901345},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261840,"noise_level":-25.294931,"freq_skew":-0.345632,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":902566},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750822,"noise_level":-25.278967,"freq_skew":1.842666,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":54,"dst_ref":22807,"variable_part_params":[{"name":"atn_checksum","value":[19,143,205,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404645,"usec":906669},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857800,"noise_level":-25.136587,"freq_skew":1.809786,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":true,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR236V","msg_num":"D13","msg_num_seq":"B","sublabel":"DF","msg_text":"396,,, -10.2545,,, 0.14,,, 7.0,,, 6.8,,, -0.004, 0.004,,,,6.701,,14997, 7435, 7557, 0,, 0,,, 4591, 4590,,, 0.0,,,,,157120,,,,,,132920,,,24200, 8460, 8450, 7270,, -,,, 60B080, 60B104,,,,,, "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404646,"usec":666938},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653295,"noise_level":-25.105265,"freq_skew":1.708628,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404646,"usec":671916},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428599,"noise_level":-24.950312,"freq_skew":2.081351,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404647,"usec":431793},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705615,"noise_level":-24.693073,"freq_skew":1.709212,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404647,"usec":435309},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340787,"noise_level":-24.559916,"freq_skew":1.853666,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D94","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 70 24 30-079100 -585ER\r\n+85 70 69 24 30-079100 -588ER\r\n+90 69 69 24 30-079100 -588ER\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404647,"usec":436520},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414680,"noise_level":-25.221481,"freq_skew":1.274324,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7842,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[13,95,223,23]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404647,"usec":437626},"freq":136975000,"burst_len_octets":240,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.937935,"noise_level":-25.189850,"freq_skew":1.707023,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR236V","msg_num":"D13","msg_num_seq":"C","sublabel":"DF","msg_text":"B03A \r\nAPM EI-IGK RYR236V GCRREIDW100526074937,737789 ,BCG3AL2000002,.788,,463.6,249.4,,,-17.64,,,37997,,,148097,,,2374,2366,,, 87.56, 87.60,,, 8.5,487.5,,,0,0,,0,0,,0,0,0,0,0,0,,, 40.5396,,, -10.2545,,, 0.14,,, 7.0,,, 6.8,,, -0.004, 0.004,,,,6.701,,14997, 7435, 7557, 0,, 0,,, 4591, 4590,,, 0.0,,,,,157120,,,,,,132920,,,24200, 8460, 8450, 7270,, -,,, 60B080, 60B104,,,,,, 3.146, 9.846,,,104.5,104.8,, 19, 19,,,,794.8,786.8,,,,,,,-46.0,,, -0.6,,, 0.2,,, 2.8,,, -1.8, 0.6, 0.5, 0.3, -0.3,,, -0.4,, 2.5, 2.6,,, 0.7, 0.9,,,-0.00,,,-0.00,,, 0.99,,, -0.127,,,\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404647,"usec":440969},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599087,"noise_level":-25.080034,"freq_skew":1.771288,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"KPHL"},{"name":"ac_location","value":{"loc":{"lat":52.000000,"lon":-5.200000},"alt":35000}},{"name":"alternate_ground_stations","value":["225457","262257"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":198360},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827605,"noise_level":-25.922415,"freq_skew":-0.956198,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48210,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,112]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":200605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797740,"noise_level":-25.853979,"freq_skew":-1.131795,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":204951},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.317700,"noise_level":-25.668514,"freq_skew":-0.486052,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":205278},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.559296,"noise_level":-25.668514,"freq_skew":-0.294705,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GS0001","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":966207},"freq":136975000,"burst_len_octets":212,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753593,"noise_level":-25.536077,"freq_skew":1.714681,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N849AN","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AA0729","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51594W005124,OFS49,091715,360,SLA01,092021,LUP02,M53,31711,947/TS091715,1005262846"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404648,"usec":966207},"freq":136975000,"burst_len_octets":212,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.753593,"noise_level":-25.536077,"freq_skew":1.714681,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"52720525","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,65,65,76,0,171,161,85,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404649,"usec":740014},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069442,"noise_level":-24.986830,"freq_skew":1.792997,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404649,"usec":747272},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784076,"noise_level":-24.788616,"freq_skew":-0.957933,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[209,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404650,"usec":501078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813259,"noise_level":-25.249901,"freq_skew":1.708528,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404650,"usec":504951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256177,"noise_level":-25.357847,"freq_skew":1.226689,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7842,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[13,95,223,23]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404651,"usec":274309},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864564,"noise_level":-24.812019,"freq_skew":1.688462,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR236V","msg_num":"D14","msg_num_seq":"A","sublabel":"DF","msg_text":"B03A \r\nAPM EI-IGK RYR236V GCRREIDW100526084910,737789 ,BCG3AL2000002,.775,,450.9,239.3,,,-23.54,,,38999,,,143576,,,2252,2245,,, 86.87, 86.89,,, 6.8,445.2,,,0,0,,0,0,,0,0,0,0,0,0,,, 48.2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404652,"usec":39535},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784845,"noise_level":-24.588200,"freq_skew":-1.258236,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48210,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,112]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404652,"usec":741463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068049,"noise_level":-24.355648,"freq_skew":1.960748,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404652,"usec":745833},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.389929,"noise_level":-24.943850,"freq_skew":2.054133,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404652,"usec":747796},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.840754,"noise_level":-24.852257,"freq_skew":-0.348731,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404653,"usec":512931},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970691,"noise_level":-24.612625,"freq_skew":1.587110,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR236V","msg_num":"D14","msg_num_seq":"B","sublabel":"DF","msg_text":"798,,, -9.4964,,, 0.97,,, -1.5,,, -0.6,,, -0.041,-0.003,,,,6.712,,10510, 5220, 5290, 0,, 0,,, 6899, 6890,,, 0.0,,,,,157120,,,,,,132920,,,24200, 8460, 8450, 7270,, -,,, 60B080, 60B104,,,,,, "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404653,"usec":513959},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.330656,"noise_level":-24.583132,"freq_skew":-0.173202,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GS0001","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404655,"usec":44911},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152659,"noise_level":-24.040968,"freq_skew":1.533789,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404655,"usec":45559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935516,"noise_level":-24.013350,"freq_skew":1.175971,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11493,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,24,70,70]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404655,"usec":810619},"freq":136975000,"burst_len_octets":240,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886922,"noise_level":-23.755260,"freq_skew":2.030820,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR236V","msg_num":"D14","msg_num_seq":"C","sublabel":"DF","msg_text":"B03A \r\nAPM EI-IGK RYR236V GCRREIDW100526084910,737789 ,BCG3AL2000002,.775,,450.9,239.3,,,-23.54,,,38999,,,143576,,,2252,2245,,, 86.87, 86.89,,, 6.8,445.2,,,0,0,,0,0,,0,0,0,0,0,0,,, 48.2798,,, -9.4964,,, 0.97,,, -1.5,,, -0.6,,, -0.041,-0.003,,,,6.712,,10510, 5220, 5290, 0,, 0,,, 6899, 6890,,, 0.0,,,,,157120,,,,,,132920,,,24200, 8460, 8450, 7270,, -,,, 60B080, 60B104,,,,,, 4.578, 3.011,,,103.6,103.8,, 19, 19,,,,781.1,773.3,,,,,,,-50.3,,, 0.1,,, 0.1,,, 3.2,,, -2.2, 0.6, 0.5, 0.3, -0.5,,, -0.3,, 2.9, 3.0,,, 0.7, 0.9,,,-0.00,,,-0.00,,, 0.99,,, 0.017,,,\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404655,"usec":814475},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809636,"noise_level":-23.596119,"freq_skew":0.673411,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[33,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404657,"usec":350605},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066365,"noise_level":-23.061024,"freq_skew":0.435213,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[252,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404657,"usec":355457},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719038,"noise_level":-22.853474,"freq_skew":1.858557,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404658,"usec":121460},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534264,"noise_level":-22.522083,"freq_skew":-0.608786,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404658,"usec":885098},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102301,"noise_level":-23.286913,"freq_skew":1.233917,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11493,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,24,70,70]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404658,"usec":888228},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574127,"noise_level":-23.161015,"freq_skew":1.848995,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22774,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[210,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404660,"usec":419555},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896395,"noise_level":-22.781942,"freq_skew":0.726362,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[33,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404660,"usec":421294},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218213,"noise_level":-23.137325,"freq_skew":0.474659,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[252,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404660,"usec":425640},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.416172,"noise_level":-23.001282,"freq_skew":2.307513,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":135052},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387191,"noise_level":-22.605492,"freq_skew":0.636925,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":897686},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.196615,"noise_level":-22.431383,"freq_skew":0.910523,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EBOS"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":897686},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.196615,"noise_level":-22.431383,"freq_skew":0.910523,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21150646","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,74,65,70,0,68,209,166,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":897686},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":2,"sig_level":-5.196615,"noise_level":-22.431383,"freq_skew":0.910523,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TMF","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TB09CK","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":900611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552345,"noise_level":-22.362705,"freq_skew":-0.432795,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":901058},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.254512,"noise_level":-23.612072,"freq_skew":-0.570125,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":901058},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.254512,"noise_level":-23.612072,"freq_skew":-0.570125,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KTEB"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404661,"usec":901397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.665689,"noise_level":-23.598919,"freq_skew":1.976143,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404662,"usec":662926},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929510,"noise_level":-23.520403,"freq_skew":0.400412,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404662,"usec":663910},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540606,"noise_level":-23.494387,"freq_skew":2.716067,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.500000},"alt":35000}},{"name":"alternate_ground_stations","value":["214A77","262257","29D1D7"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404662,"usec":667640},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886027,"noise_level":-24.000618,"freq_skew":0.669283,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[249,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404662,"usec":669651},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.233601,"noise_level":-23.932055,"freq_skew":-0.532032,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"50210325","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404663,"usec":434122},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814929,"noise_level":-23.716211,"freq_skew":2.419560,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GRAG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"WS0070","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404663,"usec":439163},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788935,"noise_level":-23.996326,"freq_skew":2.111672,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22774,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[210,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404663,"usec":440456},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343980,"noise_level":-23.955143,"freq_skew":-0.321178,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":12,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":3,"ack":2,"credit_offered":0,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":5,"err_fsm_state":1,"err_fsm_bispdu_name":"Cease","err_fsm_state_descr":"CLOSED"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404664,"usec":208042},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082483,"noise_level":-23.632517,"freq_skew":0.583571,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404664,"usec":209467},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.374653,"noise_level":-23.593018,"freq_skew":-0.510181,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":3,"ack":2,"credit_offered":32,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,193,133,85,83,0,161,16,213],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404665,"usec":732463},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.159233,"noise_level":-23.220184,"freq_skew":1.117151,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21150646","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,74,65,70,0,68,209,166,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404665,"usec":732463},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.159233,"noise_level":-23.220184,"freq_skew":1.117151,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TMF","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TB09CK","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404665,"usec":733037},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195550,"noise_level":-23.207607,"freq_skew":-0.280630,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":14,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404665,"usec":735508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669262,"noise_level":-23.107658,"freq_skew":-0.643850,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404665,"usec":735622},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-8.023523,"noise_level":-24.387972,"freq_skew":1.020482,"avlc":{"src":{"addr":"49410F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":2,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":23,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":4,"credit_offered":10,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":1,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,193,78,74,69,0,73,65,15]]}]},{"name":"rd_hop_count","value":255},{"name":"capacity","value":11}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,193,78,74,69,0,73,65,15]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404666,"usec":503268},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758771,"noise_level":-24.076918,"freq_skew":2.013763,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62529,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[246,133]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404666,"usec":507587},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178030,"noise_level":-23.884621,"freq_skew":2.025350,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65023,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,98]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404667,"usec":269324},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.472472,"noise_level":-24.036314,"freq_skew":-0.337996,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404667,"usec":275212},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.743031,"noise_level":-23.750753,"freq_skew":0.945934,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404667,"usec":275663},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.187149,"noise_level":-23.737389,"freq_skew":-0.540436,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":37601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.393004,"noise_level":-23.684124,"freq_skew":0.682826,"avlc":{"src":{"addr":"49410F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":38666},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.309732,"noise_level":-23.657618,"freq_skew":2.166174,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":39167},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562132,"noise_level":-23.644392,"freq_skew":2.396704,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GRAG","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"WS0070","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":42571},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592473,"noise_level":-23.860113,"freq_skew":2.319257,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":805173},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978020,"noise_level":-23.685770,"freq_skew":0.534438,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[29,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":805394},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190549,"noise_level":-23.685770,"freq_skew":2.171043,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":5,"dst_ref":62529,"variable_part_params":[{"name":"checksum","value":[11,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":808632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728205,"noise_level":-23.540936,"freq_skew":2.607494,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404668,"usec":810057},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176938,"noise_level":-23.488861,"freq_skew":-0.522289,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404669,"usec":510442},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883601,"noise_level":-24.374857,"freq_skew":2.261592,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65023,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[199,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404670,"usec":277025},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617231,"noise_level":-24.036572,"freq_skew":1.674817,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[254,167,177,76]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22713,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[128,58,161,7]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":44504},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033346,"noise_level":-23.724291,"freq_skew":2.312661,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65023,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[195,12]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":47038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343038,"noise_level":-23.618250,"freq_skew":1.911639,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":47513},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176151,"noise_level":-23.987150,"freq_skew":1.907363,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":246,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":51488},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.072039,"noise_level":-23.796808,"freq_skew":2.197456,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65023,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[191,15]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":815583},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387739,"noise_level":-23.584261,"freq_skew":2.265527,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65023,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[243,132]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404671,"usec":816693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.524111,"noise_level":-23.544979,"freq_skew":1.010636,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404672,"usec":582810},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.174079,"noise_level":-23.487766,"freq_skew":2.242419,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65023,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[46,73]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":17,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404673,"usec":352572},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265045,"noise_level":-22.995817,"freq_skew":2.228209,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404673,"usec":353920},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.242918,"noise_level":-22.934719,"freq_skew":-0.434365,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,193,133,85,83,0,161,16,213,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404674,"usec":885937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.817161,"noise_level":-22.449265,"freq_skew":4.138746,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404675,"usec":656060},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757338,"noise_level":-22.110497,"freq_skew":-0.103936,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGPE"},{"name":"ac_location","value":{"loc":{"lat":54.600002,"lon":-2.600000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404675,"usec":660293},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663455,"noise_level":-22.445719,"freq_skew":-0.118142,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-DBCE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"BA016C","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404676,"usec":418357},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870848,"noise_level":-22.422729,"freq_skew":-0.329880,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20005603","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,11,131,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404676,"usec":425040},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220531,"noise_level":-22.263474,"freq_skew":-0.619773,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404677,"usec":191419},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428666,"noise_level":-22.641712,"freq_skew":-0.284272,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404677,"usec":195365},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693809,"noise_level":-22.524769,"freq_skew":-0.252257,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-DBCE","mode":"2","label":"SA","blk_id":"0","ack":"!","flight":"BA016C","msg_num":"S86","msg_num_seq":"A","msg_text":"0EV091754V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":9,"min":17,"sec":54}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404677,"usec":902928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979173,"noise_level":-22.171938,"freq_skew":-0.575104,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404679,"usec":435810},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.234552,"noise_level":-21.652420,"freq_skew":-0.295256,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404680,"usec":967841},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.407996,"noise_level":-21.222010,"freq_skew":-0.256354,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GS0001","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404682,"usec":508356},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.419370,"noise_level":-20.567436,"freq_skew":-0.391004,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N168QS","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"GS0001","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404684,"usec":42160},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787769,"noise_level":-20.124578,"freq_skew":0.409672,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":925,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404684,"usec":800373},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531779,"noise_level":-20.457556,"freq_skew":-0.996640,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"_d","blk_id":"9","ack":"M","flight":"UA0973","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404684,"usec":801294},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.288825,"noise_level":-20.430134,"freq_skew":2.214522,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404684,"usec":804074},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605917,"noise_level":-20.357422,"freq_skew":1.945142,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22713,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,243,66,167]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":18,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404684,"usec":807549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.013125,"noise_level":-21.083624,"freq_skew":-0.402682,"avlc":{"src":{"addr":"A110D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404685,"usec":513411},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752562,"noise_level":-20.860199,"freq_skew":-1.095660,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"BA","blk_id":"8","ack":"!","flight":"AC0867","msg_num":"J35","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.C-GEGP222520C1B2BCAE5D","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".C-GEGP","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":4,"timestamp":{"hour":9,"min":18,"sec":3}},"atc_downlink_msg_element_id":{"choice_label":"REQUEST [altitude]","choice":"dM6Altitude","data":{"alt":{"choice":"altitudeFlightLevel","data":{"flight_level":380}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404686,"usec":276960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030875,"noise_level":-21.528782,"freq_skew":1.838028,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404686,"usec":283275},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839082,"noise_level":-21.303856,"freq_skew":1.766081,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[84,116,227,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":45210},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544345,"noise_level":-21.758812,"freq_skew":1.848791,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":48329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.420739,"noise_level":-21.642601,"freq_skew":2.048673,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":49891},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.051401,"noise_level":-21.579865,"freq_skew":1.248172,"avlc":{"src":{"addr":"A89FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"KBED"},{"name":"ac_location","value":{"loc":{"lat":48.700001,"lon":1.500000},"alt":24000}},{"name":"alternate_ground_stations","value":["10901A","10959A","10980A","1097DA","10955A","1094AA","10956A","10988A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":810949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750093,"noise_level":-21.579865,"freq_skew":-0.926844,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":811744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335415,"noise_level":-22.801853,"freq_skew":-0.479198,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404687,"usec":816433},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529294,"noise_level":-23.471161,"freq_skew":0.229077,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404688,"usec":581222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762426,"noise_level":-23.317097,"freq_skew":-0.957502,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"_d","blk_id":"9","ack":"M","flight":"UA0973","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404688,"usec":585673},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938153,"noise_level":-23.115837,"freq_skew":-0.785343,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UA0973","msg_num":"F37","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS091805,100526/DTKORD,28C,178,164109,34F5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404690,"usec":114604},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670944,"noise_level":-22.726791,"freq_skew":-1.215491,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"1P","blk_id":"5","ack":"!","flight":"LX006A","msg_num":"M24","msg_num_seq":"A","msg_text":"091806,N 49.775,W 4.320,34003,278,456.875,1723,53.1T,MS55,211,015,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404690,"usec":117589},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668560,"noise_level":-22.685684,"freq_skew":-1.060711,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[142,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404690,"usec":889417},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268622,"noise_level":-23.747282,"freq_skew":-1.061547,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404690,"usec":891895},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577621,"noise_level":-23.680679,"freq_skew":-1.192443,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"_d","blk_id":"6","ack":"C","flight":"LX006A","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404691,"usec":659928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795007,"noise_level":-23.522888,"freq_skew":-1.122586,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404691,"usec":660331},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432537,"noise_level":-23.509865,"freq_skew":1.849618,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5591,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404691,"usec":662573},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648413,"noise_level":-24.514711,"freq_skew":-1.491034,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"LX006A","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404692,"usec":423296},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983601,"noise_level":-24.488440,"freq_skew":-0.305754,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UA0948","msg_num":"O91","msg_num_seq":"A","sublabel":"10","msg_text":"SB0122BA_N786UA KSFOEGLL830\r\n 54533-0034780918 38000-520311028010YY,011013"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404692,"usec":427887},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401193,"noise_level":-24.344023,"freq_skew":-0.724314,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"...."}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404692,"usec":429831},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.255163,"noise_level":-25.533657,"freq_skew":1.658709,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404693,"usec":131203},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498561,"noise_level":-25.258831,"freq_skew":-0.716855,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GR64ET","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404693,"usec":133069},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297734,"noise_level":-25.667856,"freq_skew":-1.373475,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404693,"usec":135701},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.413338,"noise_level":-26.151991,"freq_skew":1.440488,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"_d","blk_id":"A","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404693,"usec":137383},"freq":136975000,"burst_len_octets":136,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668919,"noise_level":-26.081732,"freq_skew":-1.372211,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"LX006A","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PER/DTKORD,28C,202,172350,/PR4734,301,340,1171,,0,0,,M49,70,,,M1,P20,36200,,3563,24105B7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404693,"usec":904037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736464,"noise_level":-26.511467,"freq_skew":-0.749096,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404694,"usec":669283},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334049,"noise_level":-27.143316,"freq_skew":1.154762,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-TMF","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TB09CK","msg_num":"109","msg_num_seq":"A","sublabel":"T1","msg_text":"PLF 1 10MAY26 0918 OO-TMF JAF9CK LEPA/EBOS BCG59-U000-08E7 BCG38-0MFC-0017 L 0733 10MAY26\n\rEOR"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404694,"usec":671119},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062553,"noise_level":-27.084213,"freq_skew":1.499775,"avlc":{"src":{"addr":"A89FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N655FX","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"ZD0655","msg_num":"M27","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404695,"usec":432354},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444461,"noise_level":-26.909273,"freq_skew":1.749892,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404695,"usec":437094},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.874013,"noise_level":-27.179594,"freq_skew":-0.359248,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UA0948","msg_num":"O91","msg_num_seq":"A","sublabel":"10","msg_text":"SB0122BA_N786UA KSFOEGLL830\r\n 54533-0034780918 38000-520311028010YY,011013"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404696,"usec":208242},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680059,"noise_level":-26.659491,"freq_skew":1.628206,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":561,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48214,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[155,31]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404696,"usec":972152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798373,"noise_level":-26.275455,"freq_skew":-0.358619,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404697,"usec":738520},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538947,"noise_level":-25.907684,"freq_skew":1.724573,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404698,"usec":503597},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181878,"noise_level":-25.884199,"freq_skew":1.865407,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[198,227,166,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404698,"usec":506731},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.487312,"noise_level":-25.681372,"freq_skew":1.395776,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":52763,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":14,"ack":8,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404698,"usec":507423},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471936,"noise_level":-25.648022,"freq_skew":-1.035473,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"9","ack":"O","flight":"AC0867","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404698,"usec":508226},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935007,"noise_level":-25.614799,"freq_skew":2.018255,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404699,"usec":267016},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046516,"noise_level":-25.483173,"freq_skew":1.859866,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404699,"usec":272565},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058267,"noise_level":-25.257515,"freq_skew":1.908828,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[238,17,108,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404699,"usec":273529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966633,"noise_level":-25.209915,"freq_skew":-0.920781,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404699,"usec":273629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.852122,"noise_level":-25.209915,"freq_skew":1.043643,"avlc":{"src":{"addr":"44D1A6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404700,"usec":41373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090652,"noise_level":-24.960356,"freq_skew":1.492343,"avlc":{"src":{"addr":"A89FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404700,"usec":745633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961408,"noise_level":-24.423754,"freq_skew":-1.353958,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404702,"usec":283055},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338040,"noise_level":-23.623421,"freq_skew":2.148342,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404703,"usec":42452},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419091,"noise_level":-23.610249,"freq_skew":0.254415,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404703,"usec":817894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799494,"noise_level":-22.988113,"freq_skew":1.787555,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404703,"usec":818281},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775481,"noise_level":-22.975872,"freq_skew":-1.201584,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"BA","blk_id":"0","ack":"!","flight":"AC0867","msg_num":"J36","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.C-GEGP628E949600781D","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".C-GEGP","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"hour":9,"min":18,"sec":22}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404706,"usec":121707},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.434391,"noise_level":-22.952509,"freq_skew":2.114516,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404706,"usec":891073},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803813,"noise_level":-22.523968,"freq_skew":-0.923390,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"BA","blk_id":"0","ack":"!","flight":"AC0867","msg_num":"J36","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.C-GEGP628E949600781D","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".C-GEGP","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"hour":9,"min":18,"sec":22}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404707,"usec":658403},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671530,"noise_level":-22.464905,"freq_skew":-0.999146,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404708,"usec":422191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212945,"noise_level":-22.203545,"freq_skew":-0.926043,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404708,"usec":426883},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581475,"noise_level":-22.711027,"freq_skew":-0.930908,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404709,"usec":126021},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639084,"noise_level":-23.736576,"freq_skew":-0.942978,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":8,"dst_ref":48223,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[7,39]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404709,"usec":904765},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359001,"noise_level":-23.670975,"freq_skew":-1.026589,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404712,"usec":203144},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870857,"noise_level":-22.813414,"freq_skew":-0.805878,"avlc":{"src":{"addr":"486072","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2327,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404712,"usec":964186},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376075,"noise_level":-23.101498,"freq_skew":1.939480,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[98,20]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404712,"usec":968152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.330554,"noise_level":-24.137705,"freq_skew":1.397900,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404712,"usec":970073},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.294175,"noise_level":-24.040348,"freq_skew":2.061756,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53825,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[26,72,149,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404712,"usec":970073},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.294175,"noise_level":-24.040348,"freq_skew":2.061756,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53825,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[161,242,169,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404713,"usec":737935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.335026,"noise_level":-23.674732,"freq_skew":2.265043,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404718,"usec":281314},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321578,"noise_level":-21.787136,"freq_skew":2.237081,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":2,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1,1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[188,134]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404719,"usec":813579},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124867,"noise_level":-22.567408,"freq_skew":2.011267,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22818,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[180,247]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404719,"usec":818884},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539264,"noise_level":-23.620087,"freq_skew":2.085759,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22818,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[64,221]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5055691,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"RYR434E","long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[77,36,203],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[77,36,203],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"EGGD","destination_airport":"GCTS"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404721,"usec":353020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.788718,"noise_level":-23.673401,"freq_skew":2.126579,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404721,"usec":358187},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.733304,"noise_level":-24.693157,"freq_skew":2.075830,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22818,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[248,90]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404722,"usec":122037},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176236,"noise_level":-25.801981,"freq_skew":2.216259,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2,"dst_ref":22818,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[2,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404722,"usec":123609},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730181,"noise_level":-26.960623,"freq_skew":1.905783,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4430,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404723,"usec":655268},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339653,"noise_level":-26.148117,"freq_skew":2.113116,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404725,"usec":898062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846162,"noise_level":-25.322758,"freq_skew":1.979229,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404726,"usec":661378},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515977,"noise_level":-25.163910,"freq_skew":2.245568,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVJ","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR434E","msg_num":"M02","msg_num_seq":"A","msg_text":"091844,11608,1333, 304,N 51.305 W 2.724"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404726,"usec":664376},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623481,"noise_level":-26.116997,"freq_skew":0.246170,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404726,"usec":664737},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938745,"noise_level":-26.815571,"freq_skew":2.867867,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":198,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404726,"usec":667665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248776,"noise_level":-26.627258,"freq_skew":-0.549605,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404727,"usec":433942},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421872,"noise_level":-26.684177,"freq_skew":1.823595,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091658\r\n 46 18660337660C909BCG3A-L200-0002\r\n-3000 370000018719266 360 362 336 335\r\n-2500 370020018719266 361 362 336 335\r\n-2000 370000018619166 360 360 335 334\r\n-1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":198192},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527812,"noise_level":-26.498663,"freq_skew":0.212259,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":52,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,0,32,0,56,72,124,12,177,117,235,10,217,138,248,134,35,163,117,122,1,3,132,11,184,11,71,0,39,193,133,85,83,0,164,171,137]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":198192},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.527812,"noise_level":-26.498663,"freq_skew":0.212259,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":52,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":0,"credit_offered":32,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,193,133,85,83,0,164,171,137],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":199054},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600896,"noise_level":-26.637600,"freq_skew":0.431647,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":53,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":32,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,193,133,85,83,0,164,171,137],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":966501},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479388,"noise_level":-26.785942,"freq_skew":2.338634,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":968392},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731030,"noise_level":-27.818232,"freq_skew":-0.753885,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":22,"dst_ref":48224,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[139,156]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":968944},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727082,"noise_level":-27.796890,"freq_skew":0.206653,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":54,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":2,"ack":1,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404728,"usec":968944},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.727082,"noise_level":-27.796890,"freq_skew":0.206653,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":55,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":1,"credit_offered":32,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,193,133,85,83,0,164,171,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,193,133,85,83,0,164,171,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404729,"usec":732437},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520058,"noise_level":-28.097486,"freq_skew":1.769544,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"B","sublabel":"DF","msg_text":"500 369980018619266 359 360 335 334\r\n-1000 369980018519166 360 359 335 333\r\n-0500 369980018519166 359 360 334 334\r\n 5800 369990018519266 360 359 335 333\r\n+0500 369990018519266 359 360 335 334\r\n+1000 3700200"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404729,"usec":737611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892271,"noise_level":-27.730270,"freq_skew":0.269051,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404730,"usec":500356},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866109,"noise_level":-27.418663,"freq_skew":-0.789535,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404730,"usec":501015},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034595,"noise_level":-27.377949,"freq_skew":2.682140,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":198,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404731,"usec":266773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241548,"noise_level":-27.058916,"freq_skew":2.509438,"avlc":{"src":{"addr":"4CACE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404732,"usec":744186},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510483,"noise_level":-25.769527,"freq_skew":0.232215,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[0,33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404732,"usec":744425},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697353,"noise_level":-25.769527,"freq_skew":2.191705,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404733,"usec":511889},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700906,"noise_level":-25.470934,"freq_skew":0.358283,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404734,"usec":280240},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436732,"noise_level":-25.450722,"freq_skew":1.579330,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"C","sublabel":"DF","msg_text":"18519166 358 359 334 334\r\n+1500 370030018519266 359 359 334 334\r\n+2000 370020018519266 359 361 334 335\r\n+2500 370030018519166 359 361 335 335\r\n+3000 370030018619166 359 361 334 334\r\n+3500 370030018519266 35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404734,"usec":284250},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046115,"noise_level":-25.493010,"freq_skew":0.342349,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404735,"usec":45847},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814146,"noise_level":-25.476675,"freq_skew":0.318299,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":56,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404735,"usec":813535},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502230,"noise_level":-25.078033,"freq_skew":1.856485,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"D","sublabel":"DF","msg_text":"8 359 334 334\r\n+4000 370000018619266 359 361 335 335\r\n+4500 370010018619266 359 361 335 336\r\n+5000 370010018619266 360 363 336 336\r\n+5500 370030018619266 360 361 336 335\r\n+6000 370060018619266 361 362 336 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404737,"usec":353509},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333390,"noise_level":-24.944321,"freq_skew":1.803631,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"E","sublabel":"DF","msg_text":"35\r\n+6500 370080018619266 361 361 335 336\r\n+7000 370030018619266 359 361 335 336\r\n+7500 369970018619266 360 361 335 337\r\n+8000 369950018519166 360 360 335 334\r\n+8500 369990018419066 357 358 335 333\r\n+9000 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404738,"usec":120126},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.344895,"noise_level":-25.676865,"freq_skew":1.461182,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7842,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[128,254,218,7]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7842,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,148,14,218]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":18,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404738,"usec":120776},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705360,"noise_level":-25.660187,"freq_skew":0.391495,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404738,"usec":123809},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520247,"noise_level":-25.602791,"freq_skew":-0.334794,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"GR64ET","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404738,"usec":125603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760894,"noise_level":-26.726978,"freq_skew":1.749456,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":562,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404738,"usec":888035},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.488767,"noise_level":-26.577522,"freq_skew":1.294088,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"_d","blk_id":"A","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404739,"usec":654437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819841,"noise_level":-26.161633,"freq_skew":-0.286288,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404739,"usec":655789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171171,"noise_level":-26.848009,"freq_skew":1.393169,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404739,"usec":660706},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591352,"noise_level":-26.621687,"freq_skew":1.641591,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"F","sublabel":"DF","msg_text":"69960018519166 359 359 334 334\r\n-30 85 85 170 1770120056611\r\n-25 85 85 170 1770120056611\r\n-20 85 85 170 1770120056611\r\n-15 85 85 170 1770120056611\r\n-10 85 85 170 1770120056611\r\n-05 85 85 170 1770120056611\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404741,"usec":128044},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979362,"noise_level":-25.976089,"freq_skew":-0.991225,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"VS022Q","msg_num":"L66","msg_num_seq":"A","msg_text":"/EGLL.TI2/030EGLLA7330"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404741,"usec":129359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970769,"noise_level":-26.328680,"freq_skew":0.219002,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404741,"usec":130219},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.026848,"noise_level":-26.274851,"freq_skew":2.821595,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213337","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404741,"usec":895636},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479178,"noise_level":-25.958694,"freq_skew":1.794495,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"G","sublabel":"DF","msg_text":" 58 85 85 170 1770120056611\r\n+05 85 85 170 1770120056611\r\n+10 85 85 170 1770120056611\r\n+15 85 84 169 1760120056611\r\n+20 85 84 169 1760120056611\r\n+25 85 84 169 1760120056611\r\n+30 85 85 169 1760120056611\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404742,"usec":662888},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183313,"noise_level":-25.587288,"freq_skew":1.431632,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7842,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[63,188,68,194]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404743,"usec":432885},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848144,"noise_level":-25.042816,"freq_skew":-0.965634,"avlc":{"src":{"addr":"AB10CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48210,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[158,112]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404743,"usec":433358},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.305229,"noise_level":-25.027306,"freq_skew":1.524407,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BKM","mode":"2","label":"H1","blk_id":"C","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404743,"usec":434318},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634414,"noise_level":-24.965549,"freq_skew":1.668038,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"H","sublabel":"DF","msg_text":" 85 85 169 1760120056611\r\n+40 85 85 169 1760120056611\r\n+45 85 85 169 1760120056611\r\n+50 85 85 169 1760120056611\r\n+55 85 85 169 1760120056611\r\n+60 85 84 169 1760120056611\r\n+65 85 84 169 1760120056611\r\n+70 85"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404744,"usec":201960},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860703,"noise_level":-24.545116,"freq_skew":1.335764,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404744,"usec":203943},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.513215,"noise_level":-24.443113,"freq_skew":1.601844,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404745,"usec":733865},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525454,"noise_level":-24.032841,"freq_skew":-0.345039,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KEWR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404745,"usec":734582},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760067,"noise_level":-24.005251,"freq_skew":-1.294695,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"VS022Q","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404745,"usec":737054},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500820,"noise_level":-24.532125,"freq_skew":1.905975,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":794,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404747,"usec":272467},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435633,"noise_level":-23.816036,"freq_skew":1.829054,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 24 30-079100 -585ER\r\n-15 70 69 24 30-079100 -588ER\r\n-10 69 69 24 30-079100 -588ER\r\n-05 69 69 24 30-079100 -590ER\r\n 58 69 69 24 30-079000 -590ER\r\n+05 69 68 24 30-079100 -595ER\r\n+10 69 68 24 30-079000 -5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404747,"usec":272708},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080652,"noise_level":-23.816036,"freq_skew":-1.237806,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"VS022Q","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404748,"usec":39493},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538299,"noise_level":-24.674168,"freq_skew":0.230925,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":0.700000},"alt":45000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404748,"usec":39977},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.798917,"noise_level":-24.674168,"freq_skew":1.367403,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":7842,"variable_part_params":[{"name":"atn_checksum","value":[102,159,173,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404748,"usec":42019},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672999,"noise_level":-24.570646,"freq_skew":0.425025,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51125611","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404748,"usec":740493},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887138,"noise_level":-24.424868,"freq_skew":0.468316,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"ZD0001","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404749,"usec":506931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737511,"noise_level":-24.738728,"freq_skew":1.166656,"avlc":{"src":{"addr":"40624E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404749,"usec":510153},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469705,"noise_level":-24.590120,"freq_skew":1.789846,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"K","sublabel":"DF","msg_text":"93ER\r\n+15 69 68 24 30-079100 -595ER\r\n+20 69 69 24 30-079100 -598ER\r\n+25 69 68 24 30-079100 -598ER\r\n+30 69 68 24 30-079100 -595ER\r\n+35 69 69 24 30-079100 -593ER\r\n+40 69 69 24 30-079100 -590ER\r\n+45 69 69 24 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404751,"usec":48613},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952000,"noise_level":-24.768755,"freq_skew":-1.050808,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"VS022Q","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404751,"usec":49791},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569243,"noise_level":-24.738728,"freq_skew":0.285955,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404751,"usec":57799},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821918,"noise_level":-24.692127,"freq_skew":1.750854,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404751,"usec":818665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975825,"noise_level":-24.500454,"freq_skew":0.255393,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404751,"usec":819102},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387029,"noise_level":-24.585094,"freq_skew":2.018648,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404752,"usec":580919},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595324,"noise_level":-25.394590,"freq_skew":2.089530,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":3,"dst_ref":22823,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[184,24]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404753,"usec":351007},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636355,"noise_level":-26.072678,"freq_skew":-1.336961,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"LX006A","msg_num":"D07","msg_num_seq":"A","sublabel":"DF","msg_text":"R01/A33001,1,1\r\n76401\r\n02E10LSZHKORD\r\nN49828W00444809193399M055217013GXXXX2010B805Z\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404753,"usec":352807},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564757,"noise_level":-26.690132,"freq_skew":2.210152,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22823,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[77,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404753,"usec":356451},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313580,"noise_level":-27.342857,"freq_skew":1.430177,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404754,"usec":124132},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440831,"noise_level":-26.889645,"freq_skew":-0.287092,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KEWR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404754,"usec":125565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804017,"noise_level":-26.832233,"freq_skew":-1.488309,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404754,"usec":885050},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244213,"noise_level":-26.957596,"freq_skew":2.132504,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22823,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[223,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404754,"usec":891111},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.445431,"noise_level":-27.379356,"freq_skew":1.465419,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BKM","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404755,"usec":654409},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569840,"noise_level":-27.178558,"freq_skew":-0.216159,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"UA0963","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404757,"usec":130483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429028,"noise_level":-25.992943,"freq_skew":1.721998,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404757,"usec":132181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412508,"noise_level":-25.889660,"freq_skew":-0.395896,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404757,"usec":895882},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633298,"noise_level":-25.737003,"freq_skew":1.631310,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"L","sublabel":"DF","msg_text":"0-079200 -590ER\r\n+50 69 68 25 30-079300 -595ER\r\n+55 70 69 24 30-079400 -595ER\r\n+60 70 70 25 30-079500 -598ER\r\n+65 70 69 24 30-079500 -598ER\r\n+70 70 69 24 30-079400 -595ER\r\n+75 69 69 24 30-079400 -590ER\r\n+80"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404757,"usec":900057},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865942,"noise_level":-26.217182,"freq_skew":1.407423,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"486072","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404759,"usec":434890},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483628,"noise_level":-25.403574,"freq_skew":1.780420,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D95","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 69 24 30-079400 -595ER\r\n+85 70 69 24 30-079300 -595ER\r\n+90 70 69 24 30-079400 -595ER\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404762,"usec":500383},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680335,"noise_level":-24.043425,"freq_skew":1.572173,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404763,"usec":271422},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.560812,"noise_level":-23.643875,"freq_skew":1.794857,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65023,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[180,24]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404764,"usec":36706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675226,"noise_level":-23.370733,"freq_skew":1.653836,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404764,"usec":36812},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.340364,"noise_level":-23.370733,"freq_skew":1.771871,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65023,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404765,"usec":511314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987467,"noise_level":-22.776894,"freq_skew":1.929892,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404766,"usec":282286},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461285,"noise_level":-22.254791,"freq_skew":1.931702,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKI","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"FR338J","msg_num":"M93","msg_num_seq":"A","msg_text":"091924,,0935, 112,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404767,"usec":811158},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.213766,"noise_level":-21.858589,"freq_skew":1.750934,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404769,"usec":351807},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574548,"noise_level":-21.156204,"freq_skew":2.033158,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404770,"usec":121201},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494420,"noise_level":-20.979406,"freq_skew":1.930477,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKI","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"FR338J","msg_num":"M93","msg_num_seq":"A","msg_text":"091924,,0935, 112,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404770,"usec":124822},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426291,"noise_level":-20.853924,"freq_skew":0.140109,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[128,38,98,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404770,"usec":125223},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287181,"noise_level":-20.844345,"freq_skew":2.041531,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKI","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"FR338J","msg_num":"M93","msg_num_seq":"A","msg_text":"091924,,0935, 112,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404770,"usec":888569},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389535,"noise_level":-20.711349,"freq_skew":2.106947,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23124010","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,168,8,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404771,"usec":653842},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475148,"noise_level":-20.930870,"freq_skew":1.854871,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKI","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"FR338J","msg_num":"M93","msg_num_seq":"A","msg_text":"091924,,0935, 112,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404772,"usec":423009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361706,"noise_level":-20.636200,"freq_skew":1.968606,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404773,"usec":127311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523640,"noise_level":-20.858164,"freq_skew":1.957168,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404773,"usec":128243},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419262,"noise_level":-20.819897,"freq_skew":1.940944,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGPH"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-1.400000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404773,"usec":893774},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418535,"noise_level":-20.668491,"freq_skew":1.964714,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFV","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"U2817V","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404773,"usec":893774},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.418535,"noise_level":-20.668491,"freq_skew":1.964714,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20061432","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,99,26,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404774,"usec":662289},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779271,"noise_level":-21.459095,"freq_skew":-0.430351,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,65,76,0,169,225,103,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":503,"segment_offset":0,"pdu_total_len":87},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22453,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[4,182]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404774,"usec":668604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381455,"noise_level":-21.235943,"freq_skew":1.928339,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404775,"usec":429892},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577847,"noise_level":-21.587267,"freq_skew":1.950790,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFV","mode":"2","label":"SA","blk_id":"9","ack":"!","flight":"U2817V","msg_num":"S62","msg_num_seq":"A","msg_text":"0EV091932V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":9,"min":19,"sec":32}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404775,"usec":433688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024253,"noise_level":-22.098883,"freq_skew":0.393707,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404776,"usec":199019},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999109,"noise_level":-21.956276,"freq_skew":0.123844,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[208,217,151,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404776,"usec":202591},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139990,"noise_level":-21.815977,"freq_skew":1.884445,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65023,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[98,70]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404776,"usec":964950},"freq":136975000,"burst_len_octets":114,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911541,"noise_level":-21.699005,"freq_skew":0.132829,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22610,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,15,223,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"UPLINK DELAYED IN NETWORK AND REJECTED. RESEND OR CONTACT BY VOICE"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404776,"usec":965496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933892,"noise_level":-21.677904,"freq_skew":1.958645,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404777,"usec":735885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747416,"noise_level":-21.954376,"freq_skew":0.087017,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404777,"usec":737632},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820886,"noise_level":-21.889355,"freq_skew":1.692569,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65023,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[176,27]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404777,"usec":739022},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612108,"noise_level":-21.835539,"freq_skew":0.333386,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":169,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404778,"usec":503786},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666230,"noise_level":-21.686607,"freq_skew":-0.471298,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,65,76,0,169,225,103,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":503,"segment_offset":0,"pdu_total_len":87},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22453,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[4,182]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404778,"usec":506655},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418203,"noise_level":-21.592196,"freq_skew":1.523681,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[111,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404779,"usec":270314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559678,"noise_level":-22.488708,"freq_skew":-0.530912,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404779,"usec":271576},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700164,"noise_level":-22.442560,"freq_skew":1.766653,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64937,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[194,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404780,"usec":740579},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539745,"noise_level":-23.179998,"freq_skew":-0.527492,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"UA0963","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404780,"usec":744120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732274,"noise_level":-23.018665,"freq_skew":1.730334,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404781,"usec":510841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133744,"noise_level":-22.836161,"freq_skew":0.200529,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404781,"usec":520564},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809667,"noise_level":-22.575235,"freq_skew":0.389418,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404782,"usec":284261},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906466,"noise_level":-22.367437,"freq_skew":0.409524,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404783,"usec":52860},"freq":136975000,"burst_len_octets":156,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776055,"noise_level":-22.175644,"freq_skew":-0.509940,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UA0963","msg_num":"F57","msg_num_seq":"A","sublabel":"M2","msg_text":"POSN53393W002396,,091941,340,PENIL,092429,BABRA,M54,29726,867,809/DTKEWR,22L, 18,161542,/TS091941,100526FDF4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404783,"usec":815530},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913211,"noise_level":-22.547464,"freq_skew":0.272283,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[38,166,201,56]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404783,"usec":818472},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637069,"noise_level":-22.466318,"freq_skew":0.331316,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2883,"dst_ref":41432,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[98,131,7,52]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NOT AUTHORIZED NEXT DATA AUTHORITY","choice":"dM107NULL","data":{}}}]}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404784,"usec":589789},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247694,"noise_level":-22.093674,"freq_skew":0.375355,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404785,"usec":349530},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827338,"noise_level":-21.918592,"freq_skew":0.229247,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":62,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2883,"dst_ref":41432,"variable_part_params":[{"name":"atn_checksum","value":[101,228,109,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404785,"usec":350353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.978307,"noise_level":-21.896955,"freq_skew":0.120022,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404785,"usec":353669},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797098,"noise_level":-22.863989,"freq_skew":0.128124,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22610,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,114,144,226]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404785,"usec":354226},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.461960,"noise_level":-22.851917,"freq_skew":1.604747,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404786,"usec":123147},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630116,"noise_level":-23.157244,"freq_skew":-0.119718,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"_d","blk_id":"2","ack":"K","flight":"UA0948","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404786,"usec":124062},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134500,"noise_level":-23.119843,"freq_skew":0.381542,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404786,"usec":885805},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485560,"noise_level":-23.057863,"freq_skew":1.575243,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64937,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[154,62]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":19,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404787,"usec":655390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037875,"noise_level":-23.844185,"freq_skew":-0.366345,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404787,"usec":660737},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161024,"noise_level":-23.591000,"freq_skew":1.674404,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64937,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[100,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404788,"usec":429393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778938,"noise_level":-23.243448,"freq_skew":2.536770,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404791,"usec":430887},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924239,"noise_level":-22.445484,"freq_skew":-0.249368,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UA0948","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN54183W003198,ERAKA,091945,380,NUGRA,092940,TOBID,M50,32924,258/TS091945,100526A5F8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404792,"usec":198840},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330808,"noise_level":-22.748587,"freq_skew":0.425190,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404792,"usec":965247},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808474,"noise_level":-23.287762,"freq_skew":1.652569,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48214,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[138,128]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404793,"usec":736963},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552258,"noise_level":-22.866913,"freq_skew":0.952565,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"XA0000","msg_num":"A13","msg_num_seq":"A","sublabel":"M1","msg_text":"/.REQPWI/TS091951,100526/WQ400.380.420.440:LIPGO.ENULA.REVNU.ETARI.5620N.5730N.5840N.6050N.PIDSO.MIBNO.YASNB.LENUT.GOSEP.YERNB.ZSJNB.DUVIS.KERBI.4999N.48N00.SAILM.MMASH.ROCNO.IIP.MBW.EKR.JNC.KD45Q.NAVJO.KIW"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404794,"usec":500299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.675191,"noise_level":-23.725060,"freq_skew":0.202640,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404795,"usec":278238},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966340,"noise_level":-23.107353,"freq_skew":-0.169249,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UA0948","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN54183W003198,ERAKA,091945,380,NUGRA,092940,TOBID,M50,32924,258/TS091945,100526A5F8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404796,"usec":45858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590216,"noise_level":-22.826244,"freq_skew":0.952166,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"XA0000","msg_num":"A13","msg_num_seq":"B","sublabel":"M1","msg_text":"/.REQPWI/TS091951,100526/WQ400.380.420.440:LIPGO.ENULA.REVNU.ETARI.5620N.5730N.5840N.6050N.PIDSO.MIBNO.YASNB.LENUT.GOSEP.YERNB.ZSJNB.DUVIS.KERBI.4999N.48N00.SAILM.MMASH.ROCNO.IIP.MBW.EKR.JNC.KD45Q.NAVJO.KIWAB7B4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404796,"usec":805853},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679331,"noise_level":-22.799891,"freq_skew":0.070359,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-3.000000},"alt":39000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404796,"usec":807176},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676478,"noise_level":-23.198032,"freq_skew":-0.183715,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404796,"usec":808206},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401358,"noise_level":-23.172966,"freq_skew":2.049108,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404796,"usec":812633},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464314,"noise_level":-23.036366,"freq_skew":1.677384,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48214,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[138,128]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404799,"usec":56716},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792132,"noise_level":-22.135990,"freq_skew":0.275186,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10988A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404801,"usec":351012},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835625,"noise_level":-21.473265,"freq_skew":-1.819766,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"8","ack":"N","flight":"OR0367","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404801,"usec":354695},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228107,"noise_level":-22.434010,"freq_skew":0.980406,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404802,"usec":123279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979265,"noise_level":-22.858229,"freq_skew":-0.994801,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404802,"usec":887150},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422646,"noise_level":-23.247429,"freq_skew":0.419406,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VLIB","mode":"2","label":"_d","blk_id":"9","ack":"K","flight":"VS48WE","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404803,"usec":656340},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201657,"noise_level":-22.876736,"freq_skew":0.417547,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"2","ack":"D","flight":"BA018A","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404804,"usec":419287},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650939,"noise_level":-22.685318,"freq_skew":0.392851,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VLIB","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"VS48WE","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404804,"usec":425910},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791239,"noise_level":-22.521219,"freq_skew":-1.652257,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"8","ack":"N","flight":"OR0367","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404805,"usec":130947},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897953,"noise_level":-23.174143,"freq_skew":0.298245,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"BA018A","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404805,"usec":899033},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692390,"noise_level":-23.046503,"freq_skew":0.496342,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":52.799999,"lon":-2.500000},"alt":34000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404805,"usec":899535},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812119,"noise_level":-23.416332,"freq_skew":0.293435,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-3.000000},"alt":39000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404805,"usec":900364},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670239,"noise_level":-23.390629,"freq_skew":0.352825,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"BA018A","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404806,"usec":662057},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002927,"noise_level":-23.288559,"freq_skew":0.389518,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20075362","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,122,242,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404806,"usec":662783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.583086,"noise_level":-23.263229,"freq_skew":1.877698,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404807,"usec":430580},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758444,"noise_level":-23.013906,"freq_skew":1.788554,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[84,116,227,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404807,"usec":431949},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816000,"noise_level":-22.977116,"freq_skew":0.199526,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..N40NW","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"ZD0001","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404807,"usec":431949},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.816000,"noise_level":-22.977116,"freq_skew":0.199526,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22610,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,172,247,202]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404807,"usec":435721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039728,"noise_level":-23.392330,"freq_skew":0.401841,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404808,"usec":203133},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470716,"noise_level":-23.027832,"freq_skew":0.313431,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404808,"usec":967436},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171328,"noise_level":-22.773121,"freq_skew":0.175493,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":65,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22610,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[208,64,46,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404809,"usec":733093},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610057,"noise_level":-22.595652,"freq_skew":0.018204,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404809,"usec":735798},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012230,"noise_level":-23.306057,"freq_skew":1.907380,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[84,116,227,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404810,"usec":506147},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718641,"noise_level":-23.212194,"freq_skew":-0.859752,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[209,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404810,"usec":506529},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700080,"noise_level":-23.861851,"freq_skew":-1.614808,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"BA","blk_id":"9","ack":"!","flight":"OR0367","msg_num":"L22","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.PH-TFL6392950900D940","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".PH-TFL","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"hour":9,"min":20,"sec":9}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404811,"usec":266353},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779848,"noise_level":-23.568768,"freq_skew":0.228010,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22610,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[76,55,41,98]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404811,"usec":273275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816804,"noise_level":-23.361664,"freq_skew":1.931368,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404811,"usec":273681},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479980,"noise_level":-23.865913,"freq_skew":0.379128,"avlc":{"src":{"addr":"4079CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":5536,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404811,"usec":275675},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452908,"noise_level":-23.811859,"freq_skew":0.421747,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404812,"usec":39025},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822223,"noise_level":-23.771538,"freq_skew":-1.817050,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"0","ack":"O","flight":"OR0367","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404812,"usec":43195},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474809,"noise_level":-23.651688,"freq_skew":-1.661535,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"BA","blk_id":"1","ack":"!","flight":"OR0367","msg_num":"L23","msg_num_seq":"A","msg_text":"/SOUCAYA.DR1.PH-TFL97ED","arinc622":{"msg_type":"fans1a_cpdlc_disconnect_request","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".PH-TFL","cpdlc":{"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404812,"usec":44529},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720004,"noise_level":-24.614105,"freq_skew":0.312479,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":67,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2882,"dst_ref":22610,"variable_part_params":[{"name":"atn_checksum","value":[88,124,68,16]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404812,"usec":747732},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687755,"noise_level":-24.615974,"freq_skew":-0.164229,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":52.500000,"lon":-1.600000},"alt":7000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404813,"usec":513554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647762,"noise_level":-24.433720,"freq_skew":-0.029650,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NDC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY8755","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404813,"usec":513892},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070617,"noise_level":-24.433720,"freq_skew":-0.028955,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15060604","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404813,"usec":519851},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754069,"noise_level":-24.247604,"freq_skew":-0.804800,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[209,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404814,"usec":279506},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848191,"noise_level":-24.982758,"freq_skew":-1.553844,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":114,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404814,"usec":284121},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961096,"noise_level":-24.829958,"freq_skew":-0.093362,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404814,"usec":285223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958075,"noise_level":-24.784637,"freq_skew":-0.005454,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404816,"usec":585195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432942,"noise_level":-23.722260,"freq_skew":-1.826073,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404816,"usec":586824},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771299,"noise_level":-24.239929,"freq_skew":1.876417,"avlc":{"src":{"addr":"4D2387","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109D3A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22774,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[137,75]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404817,"usec":353983},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526821,"noise_level":-24.071747,"freq_skew":0.105797,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-3.000000},"alt":39000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404817,"usec":355029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721372,"noise_level":-24.807480,"freq_skew":-0.963327,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404817,"usec":357790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611038,"noise_level":-24.672565,"freq_skew":0.094302,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"BA002X","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404817,"usec":358506},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795938,"noise_level":-24.672565,"freq_skew":0.225931,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20067311","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,110,201,0,0,65,67,82,48,48,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404818,"usec":885625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585815,"noise_level":-24.733444,"freq_skew":0.282362,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404818,"usec":887660},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.323468,"noise_level":-24.644032,"freq_skew":1.856167,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[238,17,108,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404819,"usec":653935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825885,"noise_level":-24.281078,"freq_skew":-1.833970,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404821,"usec":125023},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530189,"noise_level":-24.424381,"freq_skew":-0.238343,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KEWR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404821,"usec":898900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458913,"noise_level":-23.797089,"freq_skew":0.032532,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404821,"usec":899009},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505497,"noise_level":-23.783649,"freq_skew":-0.520429,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"UA0963","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404822,"usec":662447},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705476,"noise_level":-23.730104,"freq_skew":-0.638976,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404822,"usec":663035},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575123,"noise_level":-23.703453,"freq_skew":0.983545,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"2","ack":"P","flight":"XA0000","msg_num":"M63","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404823,"usec":493566},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672245,"noise_level":-23.415583,"freq_skew":-0.061244,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404823,"usec":493739},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821419,"noise_level":-23.415583,"freq_skew":-0.117902,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,003897,2,2,TB000000/0814,0161,114/Y806123,02052,00000,1792,0747,0172,086/Z8055000,05457,01970,0878,0124,14703/A8054625,05798,02039,0880,0114,14682/B801972,09663,0025/E802039,10150,0044/V906092,14852,00"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404823,"usec":495190},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674905,"noise_level":-23.351463,"freq_skew":-0.191091,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":159,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,97,132],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404823,"usec":498105},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434931,"noise_level":-23.224636,"freq_skew":-0.046299,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404823,"usec":499582},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840213,"noise_level":-23.161909,"freq_skew":-0.404119,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404824,"usec":203452},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785354,"noise_level":-23.762218,"freq_skew":-0.159783,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404824,"usec":203452},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.785354,"noise_level":-23.762218,"freq_skew":-0.159783,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"B","sublabel":"DF","msg_text":"306,0000,0108,0957/W906098,14822,00306,0258,0109,0957/X906105,01999,00004,2085,0814,0159,114/Y906110,02048,00000,1830,0750,0173,086/Z9055094,05460,01989,0878,0123,14701/A9054813,05657,02035,0879,0114,14686/"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404824,"usec":969159},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100890,"noise_level":-23.472424,"freq_skew":1.961684,"avlc":{"src":{"addr":"4CA808","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11421,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[134,200]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404825,"usec":737589},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498987,"noise_level":-23.280239,"freq_skew":-0.110296,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":162,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404825,"usec":742613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.661666,"noise_level":-23.634457,"freq_skew":0.300648,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":21,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22817,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[2,27,168,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404826,"usec":501691},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517093,"noise_level":-23.568710,"freq_skew":-1.201166,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"VS022Q","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404826,"usec":503816},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711793,"noise_level":-23.590364,"freq_skew":-1.317442,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"31","blk_id":"5","ack":"!","flight":"VS022Q","msg_num":"M36","msg_num_seq":"A","msg_text":"N 52.581,W 1.816\r\n27436,69,KIAD,1005"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404826,"usec":505807},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.948218,"noise_level":-23.537994,"freq_skew":-0.153184,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404827,"usec":271263},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748704,"noise_level":-23.306156,"freq_skew":0.056604,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"C","sublabel":"DF","msg_text":"B901991,09650,0025/E902034,10063,0043/V006092,14863,00306,0000,0108,0957/W006095,14832,00310,0171,0109,0957/X006105,02028,00004,2089,0816,0158,114/Y006107,02063,00000,1868,0752,0170,085/Z0055063,05457,02020"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404827,"usec":276967},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631778,"noise_level":-23.142487,"freq_skew":1.630858,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091839\r\n 71 28760337660C909BCG3A-L200-0002\r\n-3000 370030018519366 360 361 335 335\r\n-2500 369970018619366 360 361 336 336\r\n-2000 369970018519266 359 359 334 333\r\n-1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404827,"usec":280269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675882,"noise_level":-23.067970,"freq_skew":-1.411017,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404828,"usec":43496},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389256,"noise_level":-23.261856,"freq_skew":-0.889207,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"AC0867","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404828,"usec":746707},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434936,"noise_level":-22.975788,"freq_skew":0.046590,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":52.500000,"lon":-1.600000},"alt":8000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404829,"usec":515033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881324,"noise_level":-23.073261,"freq_skew":2.148568,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-NEOW","mode":"2","label":"_d","blk_id":"1","ack":"K","flight":"BA0385","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404829,"usec":516480},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586435,"noise_level":-23.036221,"freq_skew":1.771033,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"B","sublabel":"DF","msg_text":"500 369980018419066 359 358 332 331\r\n-1000 369950018519166 359 360 335 334\r\n-0500 369970018419066 358 359 334 334\r\n 3900 370010018419066 357 358 333 332\r\n+0500 370010018418966 356 357 332 330\r\n+1000 3699800"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404829,"usec":520574},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720015,"noise_level":-24.001760,"freq_skew":-0.128922,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404830,"usec":277870},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715780,"noise_level":-23.988001,"freq_skew":-0.092830,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"C","sublabel":"DF","msg_text":"B901991,09650,0025/E902034,10063,0043/V006092,14863,00306,0000,0108,0957/W006095,14832,00310,0171,0109,0957/X006105,02028,00004,2089,0816,0158,114/Y006107,02063,00000,1868,0752,0170,085/Z0055063,05457,02020"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404830,"usec":280438},"freq":136975000,"burst_len_octets":134,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755306,"noise_level":-24.290768,"freq_skew":1.502666,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N849AN","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AA0729","msg_num":"F68","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN52030W005521,SLA01,092020,360,LUP02,093808,TOBOR,M53,34018,941/TS092020,1005268FD9"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404830,"usec":281989},"freq":136975000,"burst_len_octets":297,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800588,"noise_level":-24.729130,"freq_skew":0.064730,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"D","sublabel":"DF","msg_text":",0878,0123,14701/A0054656,05656,02048,0879,0114,14688/B002022,09663,0025/E002048,09988,0043/1V06094,14879,00307,0000,0108,0957/1W06094,14822,00311,0134,0108,0957/1X06107,02047,00004,2090,0816,0158,114/1Y061"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404830,"usec":281989},"freq":136975000,"burst_len_octets":297,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.800588,"noise_level":-24.729130,"freq_skew":0.064730,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NDC","mode":"2","label":"_d","blk_id":"4","ack":"!","flight":"VY8755","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404831,"usec":45826},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324537,"noise_level":-24.536648,"freq_skew":-0.070955,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404831,"usec":50165},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567799,"noise_level":-24.319725,"freq_skew":-1.140200,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"AC0867","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404831,"usec":813787},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011218,"noise_level":-24.651638,"freq_skew":1.697893,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404831,"usec":814501},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523224,"noise_level":-25.541201,"freq_skew":1.841591,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"C","sublabel":"DF","msg_text":"18419066 356 357 332 331\r\n+1500 370000018419066 357 357 332 332\r\n+2000 370010018519166 357 357 333 331\r\n+2500 370000018519066 357 357 332 331\r\n+3000 370000018519166 358 359 332 332\r\n+3500 369970018419166 35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404833,"usec":351446},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183629,"noise_level":-24.681084,"freq_skew":1.717419,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53825,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[161,242,169,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404833,"usec":354195},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371809,"noise_level":-24.548107,"freq_skew":-0.073201,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404833,"usec":355081},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842278,"noise_level":-24.504230,"freq_skew":0.468225,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[29,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404833,"usec":355081},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.842278,"noise_level":-24.504230,"freq_skew":0.468225,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[247,24]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404833,"usec":355179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481992,"noise_level":-24.504230,"freq_skew":-0.094314,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404834,"usec":117003},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578303,"noise_level":-24.460571,"freq_skew":1.715071,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"D","sublabel":"DF","msg_text":"7 359 333 333\r\n+4000 370000018419066 356 357 333 329\r\n+4500 370000018419166 356 357 332 331\r\n+5000 369980018419066 357 358 333 332\r\n+5500 370010018419166 356 357 334 332\r\n+6000 370040018419166 357 357 333 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404834,"usec":119404},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895806,"noise_level":-24.562529,"freq_skew":-0.924480,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"UA0973","msg_num":"M70","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404834,"usec":120303},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.397817,"noise_level":-24.533203,"freq_skew":1.725446,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404834,"usec":121747},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332971,"noise_level":-24.460320,"freq_skew":1.871444,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22765,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[183,136,36,142]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404835,"usec":650281},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736290,"noise_level":-23.939199,"freq_skew":1.915389,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2476,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404835,"usec":652207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921394,"noise_level":-24.412327,"freq_skew":1.914705,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404835,"usec":654938},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834300,"noise_level":-25.082361,"freq_skew":-1.147961,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"AC0867","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404835,"usec":657632},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596759,"noise_level":-24.943144,"freq_skew":2.482820,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22823,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[219,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404836,"usec":428228},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550648,"noise_level":-25.288609,"freq_skew":-0.206821,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":894024},"freq":136975000,"burst_len_octets":196,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701252,"noise_level":-24.777035,"freq_skew":0.007049,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY8755","msg_num":"D33","msg_num_seq":"E","sublabel":"DF","msg_text":"A320,003897,2,2,TB000000/0814,0161,114/Y806123,02052,00000,1792,0747,0172,086/Z8055000,05457,01970,0878,0124,14703/A8054625,05798,02039,0880,0114,14682/B801972,09663,0025/E802039,10150,0044/V906092,14852,00306,0000,0108,0957/W906098,14822,00306,0258,0109,0957/X906105,01999,00004,2085,0814,0159,114/Y906110,02048,00000,1830,0750,0173,086/Z9055094,05460,01989,0878,0123,14701/A9054813,05657,02035,0879,0114,14686/B901991,09650,0025/E902034,10063,0043/V006092,14863,00306,0000,0108,0957/W006095,14832,00310,0171,0109,0957/X006105,02028,00004,2089,0816,0158,114/Y006107,02063,00000,1868,0752,0170,085/Z0055063,05457,02020,0878,0123,14701/A0054656,05656,02048,0879,0114,14688/B002022,09663,0025/E002048,09988,0043/1V06094,14879,00307,0000,0108,0957/1W06094,14822,00311,0134,0108,0957/1X06107,02047,00004,2090,0816,0158,114/1Y06106,02047,00000,1884,0754,0171,086/1Z055156,05453,02038,0878,0121,14700/1A054625,05666,02034,0879,0114,14689/1B02041,09663,0025/1E02034,09950,0043/:"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":894451},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430117,"noise_level":-24.761997,"freq_skew":1.601853,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"E","sublabel":"DF","msg_text":"30\r\n+6500 370040018419066 358 357 332 330\r\n+7000 370000018419066 356 356 334 329\r\n+7500 370010018419066 357 357 333 331\r\n+8000 370040018419066 357 357 332 331\r\n+8500 370020018419166 356 357 333 332\r\n+9000 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":894808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.434676,"noise_level":-24.746981,"freq_skew":0.573662,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":894864},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936811,"noise_level":-24.746981,"freq_skew":-1.031430,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"2","ack":"Q","flight":"AC0867","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":896178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706019,"noise_level":-24.672289,"freq_skew":1.960067,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":896341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527051,"noise_level":-24.672289,"freq_skew":-0.918598,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404837,"usec":896713},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718473,"noise_level":-25.051004,"freq_skew":-1.084330,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"B0","blk_id":"3","ack":"!","flight":"AC0867","msg_num":"J37","msg_num_seq":"A","msg_text":"/SOUCAYA.AFN/FMHACA867,.C-GEGP,,092036/FRP00CD0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404839,"usec":429752},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774644,"noise_level":-25.277893,"freq_skew":-0.222068,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,003898,1,1,TB000000/REP004,84,01,1/CCEC-NDC,MAY10,091753,EGBB,LEBL,8755/C0TWP02VLG030101/C105,10210,4000, 3,0000,0,0000,05,X/CE0073,01693,156,244,6368,307,W22G03/C21020420-3-121 /C33PXAU00276 /C45"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404840,"usec":207633},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671932,"noise_level":-24.760065,"freq_skew":2.463412,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22823,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[219,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404841,"usec":740657},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682815,"noise_level":-24.614439,"freq_skew":0.283721,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,133,85,83,0,164,171,137,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,101,117,0,1,68,89,0,1,0,0,71,71,49,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":68,"segment_offset":0,"pdu_total_len":123},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":2884,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,108]},{"name":"calling_transport_selector","value":[67,77]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[21,46]},{"name":"atn_checksum","value":[75,55,16,128]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404842,"usec":501043},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500089,"noise_level":-24.540874,"freq_skew":0.968850,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"3","ack":"Q","flight":"XA0000","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404842,"usec":501436},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987140,"noise_level":-24.921350,"freq_skew":-0.895506,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404842,"usec":505096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914887,"noise_level":-24.784670,"freq_skew":1.690117,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404842,"usec":508183},"freq":136975000,"burst_len_octets":507,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588387,"noise_level":-24.679832,"freq_skew":-0.226949,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,003898,1,1,TB000000/REP004,84,01,1/CCEC-NDC,MAY10,091753,EGBB,LEBL,8755/C0TWP02VLG030101/C105,10210,4000, 3,0000,0,0000,05,X/CE0073,01693,156,244,6368,307,W22G03/C21020420-3-121 /C33PXAU00276 /C45"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404842,"usec":508183},"freq":136975000,"burst_len_octets":507,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.588387,"noise_level":-24.679832,"freq_skew":-0.226949,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"B","sublabel":"DF","msg_text":"331-23 /C55321160-07 /C61020420-3-121 /C73PXAU00231 /C85321231-23 /C95321160-07 /EC801420,00280,00178,07839,07831,07834/EE771624,00154,00101,07841,07831,07838/F108448,22080,004C0,088"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404843,"usec":273332},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761326,"noise_level":-24.575165,"freq_skew":0.239339,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41447,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[106,181,141,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404843,"usec":276213},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692541,"noise_level":-24.525406,"freq_skew":0.141666,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":41447,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,179,166,27]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,10791817,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"N40NW","long_tsap":{"rdp":[193,133,85,83,0],"short_tsap":{"ars":[164,171,137],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,67,77]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[193,133,85,83,0],"short_tsap":{"ars":[164,171,137],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"KHPN","destination_airport":"LSZH"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":43184},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613153,"noise_level":-24.195389,"freq_skew":0.001072,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"C","sublabel":"DF","msg_text":"20,08268,07832/G108450,22080,004C0,08834,08286,07830/H100000,00000,00000,00000,0101,07906/I100000,00000,00000,00000,0097,07907/J1196,0079/K1196,0080/L100165,127,201,0101/M108034,08955/N108032,08969/O1043,07"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":44390},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507091,"noise_level":-24.167278,"freq_skew":1.622420,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"F","sublabel":"DF","msg_text":"70020018419066 357 357 331 330\r\n-30 85 85 169 1760120056611\r\n-25 85 85 169 1760120056611\r\n-20 85 84 169 1760120056611\r\n-15 85 84 169 1760120056611\r\n-10 85 84 169 1760120056611\r\n-05 85 84 169 1750120056611\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":808774},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580326,"noise_level":-24.528042,"freq_skew":0.971661,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"XA0000","msg_num":"M65","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":813413},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480287,"noise_level":-24.883081,"freq_skew":1.710227,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[169,65,22,161]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22713,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[35,158,32,79]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":816669},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749249,"noise_level":-25.086039,"freq_skew":0.187977,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404844,"usec":817605},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575634,"noise_level":-25.054895,"freq_skew":-0.192405,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"D","sublabel":"DF","msg_text":"925/P100631,157,240,0104,0646,0162,0162/Q107854,07850,08827,07856,07918,1339/R100015,31532,02758,0563,07896,0160/S1422365,0013,08353,0037,4893,0864/T10106,5215,00334,0851,144,2326,1142/U117852,0825,238,0035"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404845,"usec":510734},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473209,"noise_level":-24.992941,"freq_skew":4.362242,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LEAL"},{"name":"ac_location","value":{"loc":{"lat":52.500000,"lon":-2.900000},"alt":31000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404845,"usec":514213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183540,"noise_level":-24.794588,"freq_skew":1.795229,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404846,"usec":283458},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398915,"noise_level":-24.512604,"freq_skew":4.244857,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127145","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,101,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404846,"usec":285618},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366481,"noise_level":-24.512022,"freq_skew":1.479023,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"G","sublabel":"DF","msg_text":" 39 85 84 169 1750120056611\r\n+05 85 84 168 1750120056611\r\n+10 85 84 168 1750120056611\r\n+15 85 84 168 1750120056611\r\n+20 85 85 169 1750120056611\r\n+25 85 84 169 1750120056611\r\n+30 85 85 169 1760120056611\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404847,"usec":45289},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553527,"noise_level":-24.815790,"freq_skew":4.174651,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJP","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR26QM","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404847,"usec":812049},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846987,"noise_level":-25.371403,"freq_skew":4.340357,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404847,"usec":815895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823413,"noise_level":-25.164322,"freq_skew":-0.975737,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"AC0867","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404847,"usec":817711},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905411,"noise_level":-25.085974,"freq_skew":-0.911264,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"B0","blk_id":"5","ack":"!","flight":"AC0867","msg_num":"J39","msg_num_seq":"A","msg_text":"/SOUCAYA.AFN/FMHACA867,.C-GEGP,,092046/FCPSNNCPXA,02740"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404848,"usec":583739},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688645,"noise_level":-24.870279,"freq_skew":-0.202285,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"D","sublabel":"DF","msg_text":"925/P100631,157,240,0104,0646,0162,0162/Q107854,07850,08827,07856,07918,1339/R100015,31532,02758,0563,07896,0160/S1422365,0013,08353,0037,4893,0864/T10106,5215,00334,0851,144,2326,1142/U117852,0825,238,0035"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404848,"usec":585978},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552637,"noise_level":-25.605782,"freq_skew":1.428169,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"H","sublabel":"DF","msg_text":" 85 84 169 1760120056611\r\n+40 85 84 169 1760120056611\r\n+45 85 84 169 1760120056611\r\n+50 85 84 169 1760120056611\r\n+55 85 84 169 1760120056611\r\n+60 85 84 170 1760120056611\r\n+65 85 84 170 1760120056611\r\n+70 85"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404848,"usec":587450},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541915,"noise_level":-25.556238,"freq_skew":4.228947,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404849,"usec":348214},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335987,"noise_level":-25.425488,"freq_skew":1.799386,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404849,"usec":349983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978843,"noise_level":-25.360842,"freq_skew":-1.214218,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404849,"usec":352041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.763160,"noise_level":-25.264769,"freq_skew":-0.423036,"avlc":{"src":{"addr":"400B83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10A03A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404849,"usec":352486},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696278,"noise_level":-25.248859,"freq_skew":0.179684,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404849,"usec":355027},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901152,"noise_level":-25.106972,"freq_skew":0.283745,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":71,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41447,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[221,85,136,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":119624},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009674,"noise_level":-24.998192,"freq_skew":0.138489,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":72,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2884,"dst_ref":41447,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[175,46,207,28]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":120296},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657192,"noise_level":-24.982765,"freq_skew":0.013996,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"E","sublabel":"DF","msg_text":",15230,026,0000/V100000,00000,-074,0234,001,002,0006/W10004,0002,0005,0351,-093,02792/X10088,0375,08478,00779,0001,05278/Y100000,00000,00000,00000,0005,0001/Z10004,0004,0003,0005,118,07860,0228/1O16195,0783"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":124795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777272,"noise_level":-24.754559,"freq_skew":0.849501,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":886457},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490584,"noise_level":-25.119286,"freq_skew":1.649169,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 170 1770120056611\r\n+75 85 84 170 1770120056611\r\n+80 85 84 170 1770120056611\r\n+85 85 84 170 1770120056611\r\n+90 85 84 170 1770120056611\r\n-30 70 69 25 30-079400 -595ER\r\n-25 70 69 24 30-079400 -593ER\r\n-20 7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":887264},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738873,"noise_level":-25.088024,"freq_skew":-0.079204,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"F","sublabel":"DF","msg_text":",002,002,0856,0173/1P0153,0179,000,002,0000,0073,06100/1Q0004,0026,0041,0378,0012,0779,027/1R165,025,00000,00000,00000,2066/1S22080,180A2,004C0,00000,00040,00000/1T00000,0000C,04000,100C8,28A01,10000/1U000A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404850,"usec":889835},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.005284,"noise_level":-24.964085,"freq_skew":1.979494,"avlc":{"src":{"addr":"4CAE00","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53841,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[63,109]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404851,"usec":652502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366117,"noise_level":-24.918060,"freq_skew":0.278460,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404852,"usec":421754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505033,"noise_level":-24.312344,"freq_skew":1.014382,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"5","ack":"S","flight":"XA0000","msg_num":"M66","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404852,"usec":423007},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815445,"noise_level":-24.255449,"freq_skew":0.256944,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[18,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404853,"usec":126377},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595866,"noise_level":-24.045355,"freq_skew":0.387443,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[130,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404853,"usec":128383},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916147,"noise_level":-23.949022,"freq_skew":4.369812,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[243,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404853,"usec":892473},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701944,"noise_level":-23.772905,"freq_skew":4.151043,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1185,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,85]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404853,"usec":894214},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103707,"noise_level":-23.993992,"freq_skew":0.241379,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404853,"usec":898815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870472,"noise_level":-24.726591,"freq_skew":0.354347,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404854,"usec":666439},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429036,"noise_level":-24.360245,"freq_skew":4.000883,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404855,"usec":501647},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642299,"noise_level":-24.303036,"freq_skew":1.575457,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 24 30-079400 -595ER\r\n-15 70 69 24 30-079300 -593ER\r\n-10 69 69 24 30-079400 -595ER\r\n-05 70 68 24 30-079200 -598ER\r\n 39 69 69 24 30-079000 -595ER\r\n+05 69 69 24 30-079100 -590ER\r\n+10 69 69 24 30-079200 -5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404855,"usec":506276},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573786,"noise_level":-24.175680,"freq_skew":-1.100226,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[142,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404856,"usec":207535},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623309,"noise_level":-23.724058,"freq_skew":1.441399,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"K","sublabel":"DF","msg_text":"85ER\r\n+15 69 69 24 30-079300 -585ER\r\n+20 69 69 25 30-079100 -585ER\r\n+25 70 69 24 30-079100 -585ER\r\n+30 70 70 24 30-079100 -585ER\r\n+35 70 69 25 30-079100 -585ER\r\n+40 70 70 24 30-079200 -585ER\r\n+45 70 70 24 3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404856,"usec":208557},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839974,"noise_level":-24.655281,"freq_skew":-1.278172,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404857,"usec":737851},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026842,"noise_level":-24.278687,"freq_skew":1.870238,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[58,131,161,95]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,116,5,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":502295},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906139,"noise_level":-23.985186,"freq_skew":-0.859475,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"KEWR"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.200000},"alt":255000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":503824},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356213,"noise_level":-23.944054,"freq_skew":2.676123,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":625,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":504486},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535952,"noise_level":-25.208496,"freq_skew":0.026302,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"G","sublabel":"DF","msg_text":"0,00000,XXXXX,00000,08000,00000/1V01000,XXXXX,XXXXX,00000,00000,XXXXX/1W00041,40000,00000,00000,XXXXX,XXXXX/1X00800,38000,00008,00000,01524,08A01/1Y3D860,XXXXX,XXXXX,XXXXX,XXXXX/O2044,07927/P200831,155,239,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":506814},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440922,"noise_level":-25.129749,"freq_skew":1.641647,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"L","sublabel":"DF","msg_text":"0-079100 -585ER\r\n+50 70 70 24 30-079200 -585ER\r\n+55 70 70 24 30-079400 -585ER\r\n+60 70 70 24 30-079400 -583ER\r\n+65 70 70 24 30-079200 -583ER\r\n+70 70 70 24 30-079300 -583ER\r\n+75 70 70 24 30-079300 -583ER\r\n+80"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":507421},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283727,"noise_level":-25.114086,"freq_skew":1.040272,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"6","ack":"T","flight":"XA0000","msg_num":"M67","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":507533},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794851,"noise_level":-25.114086,"freq_skew":0.530273,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[130,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404858,"usec":507751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.833857,"noise_level":-25.114086,"freq_skew":1.812251,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404859,"usec":277468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021875,"noise_level":-24.627188,"freq_skew":-0.380940,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":39274},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.185791,"noise_level":-24.627188,"freq_skew":4.303161,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1186,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[55,117]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":20,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":39842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024333,"noise_level":-24.851143,"freq_skew":1.415570,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":40859},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552892,"noise_level":-24.820831,"freq_skew":-0.121762,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"H","sublabel":"DF","msg_text":"0098,0648,0162,0162/Q207868,07859,08841,07864,07940,0991/R200004,31236,02793,0569,07917,0150/S2423865,0013,08387,0038,4949,0872/T20098,5306,00329,0843,143,2318,1136/U218268,0843,235,0049,15151,015,0000/V200"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":46950},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758448,"noise_level":-25.329739,"freq_skew":0.425902,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[224,1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":742865},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759457,"noise_level":-25.888643,"freq_skew":-0.523621,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":745056},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430435,"noise_level":-25.752831,"freq_skew":1.570443,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR37VB","msg_num":"D96","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOW9H-VUJ 40637VBEHEHLPPRER1005091839\r\n 71 28760337660C909BCG3A-L200-0002\r\n-3000 370030018519366 360 361 335 335\r\n-2500 369970018619366 360 361 336 336\r\n-2000 369970018519266 359 359 334 333\r\n-1500 369980018419066 359 358 332 331\r\n-1000 369950018519166 359 360 335 334\r\n-0500 369970018419066 358 359 334 334\r\n 3900 370010018419066 357 358 333 332\r\n+0500 370010018418966 356 357 332 330\r\n+1000 369980018419066 356 357 332 331\r\n+1500 370000018419066 357 357 332 332\r\n+2000 370010018519166 357 357 333 331\r\n+2500 370000018519066 357 357 332 331\r\n+3000 370000018519166 358 359 332 332\r\n+3500 369970018419166 357 359 333 333\r\n+4000 370000018419066 356 357 333 329\r\n+4500 370000018419166 356 357 332 331\r\n+5000 369980018419066 357 358 333 332\r\n+5500 370010018419166 356 357 334 332\r\n+6000 370040018419166 357 357 333 330\r\n+6500 370040018419066 358 357 332 330\r\n+7000 370000018419066 356 356 334 329\r\n+7500 370010018419066 357 357 333 331\r\n+8000 370040018419066 357 357 332 331\r\n+8500 370020018419166 356 357 333 332\r\n+9000 370020018419066 357 357 331 330\r\n-30 85 85 169 1760120056611\r\n-25 85 85 169 1760120056611\r\n-20 85 84 169 1760120056611\r\n-15 85 84 169 1760120056611\r\n-10 85 84 169 1760120056611\r\n-05 85 84 169 1750120056611\r\n 39 85 84 169 1750120056611\r\n+05 85 84 168 1750120056611\r\n+10 85 84 168 1750120056611\r\n+15 85 84 168 1750120056611\r\n+20 85 85 169 1750120056611\r\n+25 85 84 169 1750120056611\r\n+30 85 85 169 1760120056611\r\n+35 85 84 169 1760120056611\r\n+40 85 84 169 1760120056611\r\n+45 85 84 169 1760120056611\r\n+50 85 84 169 1760120056611\r\n+55 85 84 169 1760120056611\r\n+60 85 84 170 1760120056611\r\n+65 85 84 170 1760120056611\r\n+70 85 84 170 1770120056611\r\n+75 85 84 170 1770120056611\r\n+80 85 84 170 1770120056611\r\n+85 85 84 170 1770120056611\r\n+90 85 84 170 1770120056611\r\n-30 70 69 25 30-079400 -595ER\r\n-25 70 69 24 30-079400 -593ER\r\n-20 70 70 24 30-079400 -595ER\r\n-15 70 69 24 30-079300 -593ER\r\n-10 69 69 24 30-079400 -595ER\r\n-05 70 68 24 30-079200 -598ER\r\n 39 69 69 24 30-079000 -595ER\r\n+05 69 69 24 30-079100 -590ER\r\n+10 69 69 24 30-079200 -585ER\r\n+15 69 69 24 30-079300 -585ER\r\n+20 69 69 25 30-079100 -585ER\r\n+25 70 69 24 30-079100 -585ER\r\n+30 70 70 24 30-079100 -585ER\r\n+35 70 69 25 30-079100 -585ER\r\n+40 70 70 24 30-079200 -585ER\r\n+45 70 70 24 30-079100 -585ER\r\n+50 70 70 24 30-079200 -585ER\r\n+55 70 70 24 30-079400 -585ER\r\n+60 70 70 24 30-079400 -583ER\r\n+65 70 70 24 30-079200 -583ER\r\n+70 70 70 24 30-079300 -583ER\r\n+75 70 70 24 30-079300 -583ER\r\n+80 70 70 24 30-079300 -583ER\r\n+85 70 70 24 30-079400 -583ER\r\n+90 70 70 24 30-079600 -583ER\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":745287},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717235,"noise_level":-25.752831,"freq_skew":0.062226,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"I","sublabel":"DF","msg_text":"000,00000,-066,0235,001,001,0008/W20003,0005,0008,0350,-065,02790/X20063,0368,08491,00791,0002,03152/Y200000,00000,00000,00000,0001,0001/Z20001,0001,0003,0005,112,07870,0291/2O16118,0729,002,002,0860,0172/2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404860,"usec":746610},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431632,"noise_level":-26.557201,"freq_skew":4.056952,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[239,147]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404861,"usec":510535},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385771,"noise_level":-26.447031,"freq_skew":0.538729,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[14,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404861,"usec":513467},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674510,"noise_level":-26.338242,"freq_skew":0.911137,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":29,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404862,"usec":278815},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743811,"noise_level":-26.564335,"freq_skew":-0.067708,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"J","sublabel":"DF","msg_text":"P0149,0119,000,001,0000,0069,06143/2Q0008,0000,0045,0369,0021,0791,019/2R148,024,00000,00000,00000,0189/2S22080,18122,004C0,00000,00040,00000/2T00000,0000C,04000,100C8,17B80,10000/2U00000,00000,XXXXX,00000,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404862,"usec":284423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102375,"noise_level":-26.237663,"freq_skew":1.711150,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404863,"usec":48222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345378,"noise_level":-26.725473,"freq_skew":2.606381,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404863,"usec":815365},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584530,"noise_level":-27.221905,"freq_skew":0.825880,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"XA0000","msg_num":"M68","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404863,"usec":821003},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207395,"noise_level":-26.850920,"freq_skew":1.992653,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,17,39,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404865,"usec":348175},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746157,"noise_level":-26.295624,"freq_skew":0.120291,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"J","sublabel":"DF","msg_text":"P0149,0119,000,001,0000,0069,06143/2Q0008,0000,0045,0369,0021,0791,019/2R148,024,00000,00000,00000,0189/2S22080,18122,004C0,00000,00040,00000/2T00000,0000C,04000,100C8,17B80,10000/2U00000,00000,XXXXX,00000,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404865,"usec":349535},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862597,"noise_level":-26.955120,"freq_skew":0.385356,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":411,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404865,"usec":353277},"freq":136975000,"burst_len_octets":207,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536900,"noise_level":-26.707207,"freq_skew":-0.176349,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NDC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY8755","msg_num":"D34","msg_num_seq":"K","sublabel":"DF","msg_text":"A320,003898,1,1,TB000000/REP004,84,01,1/CCEC-NDC,MAY10,091753,EGBB,LEBL,8755/C0TWP02VLG030101/C105,10210,4000, 3,0000,0,0000,05,X/CE0073,01693,156,244,6368,307,W22G03/C21020420-3-121 /C33PXAU00276 /C45331-23 /C55321160-07 /C61020420-3-121 /C73PXAU00231 /C85321231-23 /C95321160-07 /EC801420,00280,00178,07839,07831,07834/EE771624,00154,00101,07841,07831,07838/F108448,22080,004C0,08820,08268,07832/G108450,22080,004C0,08834,08286,07830/H100000,00000,00000,00000,0101,07906/I100000,00000,00000,00000,0097,07907/J1196,0079/K1196,0080/L100165,127,201,0101/M108034,08955/N108032,08969/O1043,07925/P100631,157,240,0104,0646,0162,0162/Q107854,07850,08827,07856,07918,1339/R100015,31532,02758,0563,07896,0160/S1422365,0013,08353,0037,4893,0864/T10106,5215,00334,0851,144,2326,1142/U117852,0825,238,0035,15230,026,0000/V100000,00000,-074,0234,001,002,0006/W10004,0002,0005,0351,-093,02792/X10088,0375,08478,00779,0001,05278/Y100000,00000,00000,00000,0005,0001/Z10004,0004,0003,0005,118,07860,0228/1O16195,0783,002,002,0856,0173/1P0153,0179,000,002,0000,0073,06100/1Q0004,0026,0041,0378,0012,0779,027/1R165,025,00000,00000,00000,2066/1S22080,180A2,004C0,00000,00040,00000/1T00000,0000C,04000,100C8,28A01,10000/1U000A0,00000,XXXXX,00000,08000,00000/1V01000,XXXXX,XXXXX,00000,00000,XXXXX/1W00041,40000,00000,00000,XXXXX,XXXXX/1X00800,38000,00008,00000,01524,08A01/1Y3D860,XXXXX,XXXXX,XXXXX,XXXXX/O2044,07927/P200831,155,239,0098,0648,0162,0162/Q207868,07859,08841,07864,07940,0991/R200004,31236,02793,0569,07917,0150/S2423865,0013,08387,0038,4949,0872/T20098,5306,00329,0843,143,2318,1136/U218268,0843,235,0049,15151,015,0000/V200000,00000,-066,0235,001,001,0008/W20003,0005,0008,0350,-065,02790/X20063,0368,08491,00791,0002,03152/Y200000,00000,00000,00000,0001,0001/Z20001,0001,0003,0005,112,07870,0291/2O16118,0729,002,002,0860,0172/2P0149,0119,000,001,0000,0069,06143/2Q0008,0000,0045,0369,0021,0791,019/2R148,024,00000,00000,00000,0189/2S22080,18122,004C0,00000,00040,00000/2T00000,0000C,04000,100C8,17B80,10000/2U00000,00000,XXXXX,00000,08000,00000/2V44000,XXXXX,XXXXX,00000,00000,XXXXX/2W00041,40000,00000,00000,XXXXX,XXXXX/2X00400,38000,00008,00000,00C70,05401/2Y63060,XXXXX,XXXXX,XXXXX,XXXXX/:"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404866,"usec":119029},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634357,"noise_level":-26.447906,"freq_skew":1.053131,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"XA0000","msg_num":"A14","msg_num_seq":"A","sublabel":"M1","msg_text":"/.RESPWI/AK,071/TS092103,1005261AFA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404866,"usec":122534},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461219,"noise_level":-26.267319,"freq_skew":-1.241748,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404866,"usec":122534},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.461219,"noise_level":-26.267319,"freq_skew":-1.241748,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[134,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404866,"usec":886226},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046659,"noise_level":-26.910461,"freq_skew":0.099461,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404866,"usec":887557},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701758,"noise_level":-26.814762,"freq_skew":-1.002173,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"dst_airport","value":"KEWR"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.200000},"alt":255000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":653633},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213205,"noise_level":-26.442169,"freq_skew":0.096115,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":653823},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683451,"noise_level":-26.442169,"freq_skew":-1.305969,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1026,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22681,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[78,38]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":654290},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.982327,"noise_level":-27.221989,"freq_skew":1.828818,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65009,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,17,39,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":656986},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603734,"noise_level":-27.044281,"freq_skew":-0.993093,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UA0905","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":657258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.933098,"noise_level":-27.024761,"freq_skew":1.896094,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404867,"usec":657529},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715376,"noise_level":-27.005281,"freq_skew":0.801845,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"XA0000","msg_num":"A15","msg_num_seq":"A","sublabel":"M1","mfi":"BA","msg_text":"SNNCPXA.AT1..CGRTA6182954303C9C1","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":"..CGRTA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":3,"msg_ref":1,"timestamp":{"hour":9,"min":21,"sec":3}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404868,"usec":356517},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460642,"noise_level":-26.985846,"freq_skew":-1.107460,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1027,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404868,"usec":358139},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038083,"noise_level":-26.889315,"freq_skew":1.890080,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404868,"usec":358867},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391706,"noise_level":-26.831909,"freq_skew":1.858955,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22765,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[43,40,31,126]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22765,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,138,80,116]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":7}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404868,"usec":359019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685818,"noise_level":-26.831909,"freq_skew":1.842200,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":119,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404868,"usec":362855},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953379,"noise_level":-26.931011,"freq_skew":-1.297506,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404869,"usec":129307},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955382,"noise_level":-26.966583,"freq_skew":2.089235,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404869,"usec":130804},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854374,"noise_level":-26.870268,"freq_skew":-1.068619,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"UA0905","msg_num":"S97","msg_num_seq":"A","msg_text":"0E20921072S","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":21,"sec":7}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404869,"usec":892383},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519153,"noise_level":-26.793976,"freq_skew":0.298289,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":73,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2885,"dst_ref":41450,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[59,182,170,49]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404869,"usec":892936},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.194769,"noise_level":-26.835480,"freq_skew":1.958223,"avlc":{"src":{"addr":"44D071","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2190F8","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65009,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[143,80,211,10]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404870,"usec":671270},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667136,"noise_level":-26.317015,"freq_skew":0.384474,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":41450,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[67,38,41,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404872,"usec":198111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870511,"noise_level":-25.709633,"freq_skew":0.333937,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404872,"usec":198954},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626615,"noise_level":-25.676178,"freq_skew":2.148157,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22765,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[14,130,74,225]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":10}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404872,"usec":969153},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511142,"noise_level":-25.809437,"freq_skew":2.046250,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404872,"usec":975585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436008,"noise_level":-25.856216,"freq_skew":1.067141,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404873,"usec":737396},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547893,"noise_level":-25.687407,"freq_skew":2.142264,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22765,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[128,244,81,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404873,"usec":741703},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896623,"noise_level":-25.521814,"freq_skew":-1.001239,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"UA0905","msg_num":"S97","msg_num_seq":"A","msg_text":"0E20921072S","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":21,"sec":7}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404874,"usec":509587},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716224,"noise_level":-26.110895,"freq_skew":1.766525,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22713,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,72,150,23]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404874,"usec":518386},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815303,"noise_level":-25.957262,"freq_skew":0.355958,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":41450,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[67,38,41,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404875,"usec":272185},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564248,"noise_level":-25.803423,"freq_skew":-1.070185,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[125,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404875,"usec":272278},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881632,"noise_level":-25.803423,"freq_skew":1.913084,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404875,"usec":277142},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587706,"noise_level":-25.503683,"freq_skew":-1.116076,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22681,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[18,60]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404876,"usec":38961},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497932,"noise_level":-25.686424,"freq_skew":1.778400,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[29,224,17,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404876,"usec":744274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871807,"noise_level":-25.406799,"freq_skew":-1.075368,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404876,"usec":745956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897812,"noise_level":-25.310219,"freq_skew":0.303510,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404877,"usec":515451},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769036,"noise_level":-24.903687,"freq_skew":-1.199402,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[123,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404877,"usec":516139},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808126,"noise_level":-24.873190,"freq_skew":-1.147217,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22681,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[119,90]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404878,"usec":277806},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742795,"noise_level":-25.578888,"freq_skew":-0.890922,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"UA0905","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404878,"usec":278566},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.400018,"noise_level":-25.529497,"freq_skew":0.172251,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404878,"usec":280197},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.353189,"noise_level":-25.431549,"freq_skew":1.451247,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR236V","msg_num":"D15","msg_num_seq":"G","sublabel":"DF","msg_text":" 19 74 74 170 1170080166111\r\n+05 76 76 167 1200080146111\r\n+10 77 77 165 1230080136111\r\n+15 77 77 164 1250080116111\r\n+20 76 76 164 1270080096111\r\n+25 72 72 164 1290080066111\r\n+30 72 72 163 1300080056111\r\n+35"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404879,"usec":50660},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611884,"noise_level":-24.850792,"freq_skew":-1.130125,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[125,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404879,"usec":51001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628269,"noise_level":-25.241663,"freq_skew":-1.334449,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22681,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,129]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404879,"usec":51415},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700116,"noise_level":-25.346100,"freq_skew":-0.840703,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"BA","blk_id":"7","ack":"!","flight":"UA0905","msg_num":"L02","msg_num_seq":"A","msg_text":"/SNNCPXA.CC1.N791UA618095504910626A","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".N791UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":3,"msg_ref":0,"timestamp":{"hour":9,"min":21,"sec":16}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404879,"usec":815276},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.357035,"noise_level":-26.295143,"freq_skew":1.444528,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404881,"usec":353336},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901058,"noise_level":-25.328943,"freq_skew":0.135925,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404881,"usec":354370},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535034,"noise_level":-25.280951,"freq_skew":1.799178,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":564,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48214,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[138,128]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404882,"usec":120803},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637671,"noise_level":-24.982998,"freq_skew":0.371245,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":75,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41450,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[68,235,136,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404882,"usec":121437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418070,"noise_level":-24.967596,"freq_skew":-0.975124,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404882,"usec":885934},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852726,"noise_level":-25.109226,"freq_skew":-0.899764,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"BA","blk_id":"7","ack":"!","flight":"UA0905","msg_num":"L02","msg_num_seq":"A","msg_text":"/SNNCPXA.CC1.N791UA618095504910626A","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".N791UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":3,"msg_ref":0,"timestamp":{"hour":9,"min":21,"sec":16}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404883,"usec":655850},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718621,"noise_level":-24.877718,"freq_skew":1.872586,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":137,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404883,"usec":657347},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120268,"noise_level":-25.441296,"freq_skew":2.194203,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404883,"usec":658339},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852700,"noise_level":-25.428005,"freq_skew":-0.223370,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"UA0963","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404884,"usec":420316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550136,"noise_level":-25.219585,"freq_skew":1.571187,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404884,"usec":421475},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358456,"noise_level":-25.172192,"freq_skew":0.460066,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404884,"usec":422235},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335002,"noise_level":-25.592636,"freq_skew":-1.334512,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22681,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,129]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404884,"usec":422811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450771,"noise_level":-26.365021,"freq_skew":-0.997716,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404885,"usec":127101},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596354,"noise_level":-26.028221,"freq_skew":2.020151,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7862,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,15,132,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404885,"usec":900463},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417102,"noise_level":-25.512615,"freq_skew":-1.256588,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404885,"usec":900463},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.417102,"noise_level":-25.512615,"freq_skew":-1.256588,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":22681,"variable_part_params":[{"name":"checksum","value":[216,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404885,"usec":902372},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970031,"noise_level":-25.447321,"freq_skew":0.152404,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404886,"usec":667726},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371110,"noise_level":-25.510218,"freq_skew":2.020236,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":137,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404886,"usec":667726},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.371110,"noise_level":-25.510218,"freq_skew":2.020236,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7862,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,15,132,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404886,"usec":668779},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592862,"noise_level":-25.493853,"freq_skew":0.461655,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":76,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41450,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[153,184,186,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404887,"usec":437652},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673571,"noise_level":-25.078838,"freq_skew":-0.326988,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"UA0963","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404887,"usec":438788},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367273,"noise_level":-25.616028,"freq_skew":0.335687,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404888,"usec":970134},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914046,"noise_level":-24.961493,"freq_skew":-1.436468,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404888,"usec":975480},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.193017,"noise_level":-25.468529,"freq_skew":1.543265,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IGK","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR236V","msg_num":"D15","msg_num_seq":"M","sublabel":"DF","msg_text":" 74 67 21 20-079600 -538DC\r\n+85 66 62 20 20-079400 -535DC\r\n+90 65 65 21 21-079200 -540DC\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404890,"usec":508492},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401848,"noise_level":-24.779324,"freq_skew":-1.446374,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":22681,"variable_part_params":[{"name":"checksum","value":[216,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404890,"usec":511370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.032528,"noise_level":-25.483454,"freq_skew":1.806582,"avlc":{"src":{"addr":"4CADBD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404891,"usec":275126},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590056,"noise_level":-25.386021,"freq_skew":0.329496,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404891,"usec":277060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129478,"noise_level":-25.662746,"freq_skew":1.981729,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404895,"usec":48867},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880821,"noise_level":-23.781511,"freq_skew":-0.515560,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48224,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[120,59]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404896,"usec":582310},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367550,"noise_level":-23.554964,"freq_skew":-0.655329,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404897,"usec":356655},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529920,"noise_level":-23.471622,"freq_skew":-0.172174,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":53.500000,"lon":-2.700000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404898,"usec":120444},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645597,"noise_level":-23.381414,"freq_skew":-0.306648,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TC-LSR","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TK01WN","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404898,"usec":121259},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614571,"noise_level":-23.853134,"freq_skew":-0.109852,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22731162","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,72,89,0,75,178,114,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404898,"usec":122865},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666372,"noise_level":-23.785721,"freq_skew":-0.279105,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UA0963","msg_num":"F58","msg_num_seq":"A","sublabel":"M2","mfi":"BA","msg_text":"SOUCAYA.AT1.N686UA618C956000F228","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".N686UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"hour":9,"min":21,"sec":32}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404898,"usec":885565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207027,"noise_level":-24.309980,"freq_skew":0.382527,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":22,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48221,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[224,184,188,167]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404898,"usec":886421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095600,"noise_level":-24.267288,"freq_skew":0.010422,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404899,"usec":655775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777513,"noise_level":-23.743912,"freq_skew":0.336635,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404899,"usec":656781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635879,"noise_level":-23.703903,"freq_skew":-0.577476,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404901,"usec":903517},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883301,"noise_level":-22.723572,"freq_skew":-0.167956,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404903,"usec":436844},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292965,"noise_level":-23.135998,"freq_skew":2.230690,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7019,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404907,"usec":270019},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.426203,"noise_level":-21.724266,"freq_skew":2.819144,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404908,"usec":40632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727696,"noise_level":-21.280298,"freq_skew":2.351102,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404908,"usec":745647},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887683,"noise_level":-21.051826,"freq_skew":2.162197,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404909,"usec":510981},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.506538,"noise_level":-20.915642,"freq_skew":0.651633,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404911,"usec":45303},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905731,"noise_level":-20.456808,"freq_skew":2.331121,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".C-GRAG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"WS0070","msg_num":"D51","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS026BA_C AG ,B7378MAX ,260510,WS70 ,CYHZ,EHAM,0161,BCG27-S200-0011\r\nN5329.1,W00547.8,100906,35002,-52.8,004,030,ER,00000,0,\r\nN5327.7,W00510.9,100909,35001,-54.8,003,022,ER,00000,0,\r\nN5326.5,W00434.2,10"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404911,"usec":817600},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957392,"noise_level":-20.159832,"freq_skew":2.251300,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".C-GRAG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"WS0070","msg_num":"D51","msg_num_seq":"B","sublabel":"DF","msg_text":"0912,34999,-54.8,357,019,ER,00000,0,\r\nN5325.2,W00357.2,100915,35006,-54.0,322,013,ER,00000,0,\r\nN5323.8,W00319.5,100918,35004,-53.5,307,017,ER,00000,0,\r\nN5322.7,W00241.3,100921,35003,-53.8,285,018,ER,00000,0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404912,"usec":585515},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785786,"noise_level":-19.984665,"freq_skew":4.273083,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1188,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[228,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404912,"usec":589972},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604745,"noise_level":-21.026022,"freq_skew":4.087491,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1189,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[146,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404913,"usec":349026},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500785,"noise_level":-22.172909,"freq_skew":2.509197,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GRAG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"WS0070","msg_num":"D51","msg_num_seq":"C","sublabel":"DF","msg_text":"ABS026BA_C AG ,B7378MAX ,260510,WS70 ,CYHZ,EHAM,0161,BCG27-S200-0011\r\nN5329.1,W00547.8,100906,35002,-52.8,004,030,ER,00000,0,\r\nN5327.7,W00510.9,100909,35001,-54.8,003,022,ER,00000,0,\r\nN5326.5,W00434.2,100912,34999,-54.8,357,019,ER,00000,0,\r\nN5325.2,W00357.2,100915,35006,-54.0,322,013,ER,00000,0,\r\nN5323.8,W00319.5,100918,35004,-53.5,307,017,ER,00000,0,\r\nN5322.7,W00241.3,100921,35003,-53.8,285,018,ER,00000,0,\r\n:\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404913,"usec":355242},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700880,"noise_level":-22.041870,"freq_skew":2.553081,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404914,"usec":116172},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526408,"noise_level":-21.943539,"freq_skew":1.965379,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404914,"usec":117086},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045629,"noise_level":-21.921837,"freq_skew":2.575802,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":128,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404914,"usec":118869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556752,"noise_level":-21.857056,"freq_skew":4.094267,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404914,"usec":120591},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872176,"noise_level":-22.909231,"freq_skew":2.083928,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404914,"usec":890870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774954,"noise_level":-22.599146,"freq_skew":2.218558,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404915,"usec":658531},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578363,"noise_level":-23.280140,"freq_skew":0.346097,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404916,"usec":422439},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663724,"noise_level":-23.030336,"freq_skew":-0.499869,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":505,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":19,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404917,"usec":135968},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078640,"noise_level":-23.492165,"freq_skew":0.379113,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41450,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[238,133,236,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404919,"usec":431375},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819826,"noise_level":-23.385555,"freq_skew":0.189194,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":41450,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,66,180,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404919,"usec":435788},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828206,"noise_level":-23.245600,"freq_skew":2.547933,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404919,"usec":437121},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398826,"noise_level":-23.207817,"freq_skew":4.070415,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404920,"usec":200382},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485655,"noise_level":-23.009048,"freq_skew":4.209995,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404920,"usec":202238},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621116,"noise_level":-22.935665,"freq_skew":-1.040661,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UA0905","msg_num":"F23","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53291W003301,AGLIL,092158,340,PENIL,092258,BABRA,M54,31119,1218/TS092158,100526F2CD"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404920,"usec":203793},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843472,"noise_level":-23.517761,"freq_skew":-0.656061,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22453,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[0,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404920,"usec":967339},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817595,"noise_level":-24.110289,"freq_skew":0.481177,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404920,"usec":973000},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612397,"noise_level":-24.369324,"freq_skew":4.073875,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[224,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404921,"usec":738636},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805647,"noise_level":-24.212738,"freq_skew":-0.576117,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22453,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[51,251]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":21,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404922,"usec":507073},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894957,"noise_level":-24.428978,"freq_skew":2.755672,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404922,"usec":507242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269684,"noise_level":-24.428978,"freq_skew":0.208707,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404922,"usec":508301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291937,"noise_level":-25.048958,"freq_skew":2.280395,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404923,"usec":270503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481167,"noise_level":-24.940899,"freq_skew":-0.672332,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404924,"usec":40715},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626937,"noise_level":-24.448843,"freq_skew":-0.987326,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UA0905","msg_num":"F23","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53291W003301,AGLIL,092158,340,PENIL,092258,BABRA,M54,31119,1218/TS092158,100526F2CD"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404924,"usec":41841},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.886499,"noise_level":-24.405462,"freq_skew":2.520930,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22823,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,17]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404924,"usec":747068},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460549,"noise_level":-25.181763,"freq_skew":-0.005953,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":53.500000,"lon":-2.700000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404925,"usec":510403},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444962,"noise_level":-25.056492,"freq_skew":-0.239796,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TC-LSR","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TK01WN","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404925,"usec":510728},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610725,"noise_level":-25.040958,"freq_skew":-0.267254,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22731162","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,72,89,0,75,178,114,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404925,"usec":513675},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907993,"noise_level":-24.871904,"freq_skew":-0.510170,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22453,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[32,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404926,"usec":279781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762078,"noise_level":-24.558029,"freq_skew":0.074999,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404926,"usec":279931},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972434,"noise_level":-24.558029,"freq_skew":2.741237,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404926,"usec":283742},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663720,"noise_level":-24.369259,"freq_skew":1.381542,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":375,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404927,"usec":46067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500443,"noise_level":-24.848173,"freq_skew":-0.731696,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404928,"usec":581469},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885965,"noise_level":-24.355236,"freq_skew":-0.817437,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22453,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[244,194]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404928,"usec":586888},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472387,"noise_level":-24.624664,"freq_skew":-0.814605,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22453,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[240,197]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404928,"usec":587755},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644348,"noise_level":-24.580400,"freq_skew":-0.866459,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UA0905","msg_num":"F23","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53291W003301,AGLIL,092158,340,PENIL,092258,BABRA,M54,31119,1218/TS092158,100526F2CD"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404929,"usec":353564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533787,"noise_level":-24.529837,"freq_skew":0.004496,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404930,"usec":116684},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774194,"noise_level":-24.578096,"freq_skew":2.756942,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404930,"usec":123374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756197,"noise_level":-24.302942,"freq_skew":-0.752162,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404930,"usec":892719},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519305,"noise_level":-24.036240,"freq_skew":-0.486537,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22453,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[108,129]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404932,"usec":427893},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375424,"noise_level":-23.358368,"freq_skew":-0.817436,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48224,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404933,"usec":129050},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609919,"noise_level":-23.168663,"freq_skew":-0.595231,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":19,"dst_ref":22453,"variable_part_params":[{"name":"checksum","value":[103,232]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404933,"usec":896785},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725726,"noise_level":-22.813248,"freq_skew":2.770273,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":18,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404933,"usec":902250},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983564,"noise_level":-22.658524,"freq_skew":-0.852838,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404933,"usec":903265},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201244,"noise_level":-22.634964,"freq_skew":-1.054161,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":179,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404934,"usec":666139},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509892,"noise_level":-23.184792,"freq_skew":-0.564141,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48224,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[109,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404934,"usec":671994},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242269,"noise_level":-23.442818,"freq_skew":1.846705,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404935,"usec":433772},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665132,"noise_level":-23.602171,"freq_skew":1.939024,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":56,"dst_ref":48227,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[138,132,31,111]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404935,"usec":434727},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516140,"noise_level":-24.083330,"freq_skew":-0.548859,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48224,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404936,"usec":970171},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849901,"noise_level":-23.440556,"freq_skew":0.296802,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":41450,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,74,204,219]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404937,"usec":731518},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714553,"noise_level":-23.376255,"freq_skew":-0.638305,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48224,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[101,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404937,"usec":734712},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.244524,"noise_level":-24.224739,"freq_skew":0.153923,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":23,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48221,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,149,216,91]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404937,"usec":734784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194940,"noise_level":-24.224739,"freq_skew":0.216609,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":24,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48221,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[84,88,183,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404937,"usec":738350},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239241,"noise_level":-24.084604,"freq_skew":-1.040398,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":179,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404938,"usec":506806},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990668,"noise_level":-24.580145,"freq_skew":0.341916,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404939,"usec":271781},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367841,"noise_level":-24.376511,"freq_skew":1.974023,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":56,"dst_ref":48227,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[138,132,31,111]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404939,"usec":273037},"freq":136975000,"burst_len_octets":134,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988704,"noise_level":-25.096184,"freq_skew":2.577116,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404939,"usec":273037},"freq":136975000,"burst_len_octets":134,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.988704,"noise_level":-25.096184,"freq_skew":2.577116,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404939,"usec":274187},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650401,"noise_level":-25.065002,"freq_skew":-0.513574,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48224,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404940,"usec":36939},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808097,"noise_level":-24.972130,"freq_skew":2.738214,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404940,"usec":38218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563865,"noise_level":-24.926062,"freq_skew":1.971407,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404940,"usec":742725},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634358,"noise_level":-24.660816,"freq_skew":0.355687,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404940,"usec":745829},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.216838,"noise_level":-24.528145,"freq_skew":-4.721672,"avlc":{"src":{"addr":"3C4AD9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404940,"usec":748277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614501,"noise_level":-24.411892,"freq_skew":1.698054,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404941,"usec":510992},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674968,"noise_level":-24.573753,"freq_skew":-0.540293,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48224,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[101,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404941,"usec":516834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146223,"noise_level":-24.712135,"freq_skew":0.301194,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41450,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[98,37,231,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404943,"usec":45697},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745565,"noise_level":-24.246675,"freq_skew":2.758063,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404943,"usec":46761},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872341,"noise_level":-24.324446,"freq_skew":2.783017,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404943,"usec":47800},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881217,"noise_level":-24.295912,"freq_skew":2.709695,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404943,"usec":48294},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915762,"noise_level":-24.281681,"freq_skew":-0.520319,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404943,"usec":817263},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888315,"noise_level":-24.045465,"freq_skew":-1.107409,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404945,"usec":362082},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805951,"noise_level":-23.782719,"freq_skew":2.808294,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404946,"usec":121007},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936903,"noise_level":-23.662716,"freq_skew":2.624254,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404946,"usec":121007},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.936903,"noise_level":-23.662716,"freq_skew":2.624254,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404946,"usec":121332},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085801,"noise_level":-23.662716,"freq_skew":2.159479,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GRAG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"WS0070","msg_num":"D52","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_C AG CYHZEHAM959\r\n 53381 -27600921035002-53-294018XA0IH-0160210000--\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404946,"usec":121546},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.989532,"noise_level":-23.662716,"freq_skew":0.155151,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":25,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22817,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[2,27,168,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404946,"usec":891441},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.853909,"noise_level":-23.261614,"freq_skew":0.403378,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404949,"usec":134647},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041604,"noise_level":-22.248308,"freq_skew":2.712189,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404949,"usec":898108},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885387,"noise_level":-22.103251,"freq_skew":2.781994,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404949,"usec":898875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.733809,"noise_level":-22.081146,"freq_skew":2.455963,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404949,"usec":899194},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917668,"noise_level":-22.070118,"freq_skew":2.798034,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404951,"usec":433163},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847744,"noise_level":-21.515011,"freq_skew":1.212301,"avlc":{"src":{"addr":"485206","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":173,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404952,"usec":203367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757944,"noise_level":-21.220184,"freq_skew":2.777521,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404952,"usec":204552},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907663,"noise_level":-21.180290,"freq_skew":-0.209819,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22578,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,19,30,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404952,"usec":204681},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890043,"noise_level":-22.154305,"freq_skew":2.827401,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404952,"usec":964658},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881219,"noise_level":-22.098827,"freq_skew":2.707450,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404952,"usec":966438},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706194,"noise_level":-22.032721,"freq_skew":2.697335,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404953,"usec":733873},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770356,"noise_level":-21.815926,"freq_skew":-0.216634,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404955,"usec":272156},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.321598,"noise_level":-21.176315,"freq_skew":0.310333,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":26,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48221,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[27,167,215,145]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404955,"usec":272349},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.426263,"noise_level":-21.176315,"freq_skew":0.186142,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22817,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,236,123,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":22,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404955,"usec":274700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.425860,"noise_level":-21.097111,"freq_skew":1.250164,"avlc":{"src":{"addr":"485206","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":36018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761289,"noise_level":-20.999115,"freq_skew":2.720961,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":38844},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.922455,"noise_level":-20.950527,"freq_skew":0.496997,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":40035},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916347,"noise_level":-20.940840,"freq_skew":0.361697,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":4,"chan_num":0,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":743127},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.492643,"noise_level":-20.721016,"freq_skew":0.333913,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":28,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":75,"dst_ref":48221,"variable_part_params":[{"name":"atn_checksum","value":[27,56,251,7]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":743259},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148675,"noise_level":-20.721016,"freq_skew":0.347113,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22817,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[117,186,163,201]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":743475},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.331571,"noise_level":-20.711582,"freq_skew":1.704675,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"EGGD"},{"name":"gs_location","value":{"lat":5.100000,"lon":-0.300000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":746212},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837795,"noise_level":-20.627148,"freq_skew":2.819555,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-6.500000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":746212},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.837795,"noise_level":-20.627148,"freq_skew":2.819555,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404956,"usec":746212},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.837795,"noise_level":-20.627148,"freq_skew":2.819555,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"60065202","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404957,"usec":515191},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919360,"noise_level":-21.229259,"freq_skew":2.705893,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"3","ack":"E","flight":"TS0116","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404957,"usec":515191},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.919360,"noise_level":-21.229259,"freq_skew":2.705893,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404957,"usec":515191},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.919360,"noise_level":-21.229259,"freq_skew":2.705893,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29B9D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":19,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404957,"usec":518536},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598622,"noise_level":-21.119881,"freq_skew":-0.397597,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_LCR","type_descr":"Link Connection Refused","vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"lcr_cause","value":{"cause_code":129,"cause_descr":"Protocol violation","delay":0,"additional_data":[20,1]}},{"name":"conn_mgmt","value":2}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404959,"usec":812622},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734402,"noise_level":-20.472683,"freq_skew":-0.815041,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"KEWR"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.600000},"alt":255000}},{"name":"alternate_ground_stations","value":["29D1D7","262259","225457","229137"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404959,"usec":814613},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033625,"noise_level":-20.454359,"freq_skew":0.079846,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":163,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":55,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[175,232]},{"name":"atn_checksum","value":[235,187,123,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404959,"usec":815050},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.438718,"noise_level":-20.673935,"freq_skew":1.460173,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404959,"usec":816478},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763862,"noise_level":-20.877665,"freq_skew":2.952917,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404959,"usec":818077},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790944,"noise_level":-20.829750,"freq_skew":2.867080,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"60065202","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":582142},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822847,"noise_level":-20.725260,"freq_skew":2.785162,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"TS0116","msg_num":"J15","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092217/FRP0C34A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":582900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.378891,"noise_level":-20.706394,"freq_skew":1.524651,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":583703},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391746,"noise_level":-20.678175,"freq_skew":-0.909307,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"UA0905","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":585249},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.360051,"noise_level":-21.066212,"freq_skew":1.382631,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":585931},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.159245,"noise_level":-21.077297,"freq_skew":1.315093,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"60065202","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":256,"from_called_dte":256}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"called_line_addr_modified","value":[15]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"options":[{"name":"atn_datalink_caps","value":[1]},{"name":"mobile_subnet_caps","value":{"permitted_traffic":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"],"supported_atsc_classes":["A"]}}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404960,"usec":586786},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111107,"noise_level":-21.057653,"freq_skew":1.651420,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404961,"usec":355554},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.537619,"noise_level":-20.825333,"freq_skew":1.158280,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"A0","blk_id":"E","ack":"!","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR/FCAEGTTATN,106C4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404962,"usec":117814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776995,"noise_level":-20.796726,"freq_skew":2.785159,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404962,"usec":120302},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659121,"noise_level":-21.369028,"freq_skew":-0.928663,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404964,"usec":420924},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023228,"noise_level":-21.353455,"freq_skew":0.110969,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,76,71,0,52,97,132,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":163,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":55,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[175,232]},{"name":"atn_checksum","value":[235,187,123,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404965,"usec":894711},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243061,"noise_level":-20.869799,"freq_skew":1.593047,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"A0","blk_id":"E","ack":"!","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR/FCAEGTTATN,106C4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404966,"usec":664717},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534578,"noise_level":-20.540108,"freq_skew":-0.152666,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.900002,"lon":-3.000000},"alt":255000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404967,"usec":433310},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917477,"noise_level":-20.380215,"freq_skew":-1.591721,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-TFL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"OR0367","msg_num":"D66","msg_num_seq":"A","sublabel":"DF","msg_text":"ES0340E_ 80\r\n PH-TFLTFL367 EHAMTNCC100526092243ER\r\n2721379970854 -198 4191BSM5770990048A21\r\n6655301380 511100526 092242\r\n6545300358 410)\r\n6675301390 5110\r\n6675301391 511\r\n6675301391 511\r\n6675301395 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404968,"usec":199167},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581904,"noise_level":-20.245153,"freq_skew":-0.985020,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[96,166]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404969,"usec":734834},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769383,"noise_level":-20.562672,"freq_skew":2.599627,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":20,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":50,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[2,43]},{"name":"atn_checksum","value":[177,203,250,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404969,"usec":735738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132374,"noise_level":-20.965172,"freq_skew":1.465057,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404969,"usec":736481},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.875710,"noise_level":-20.945778,"freq_skew":0.253010,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404969,"usec":737671},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.479430,"noise_level":-20.907125,"freq_skew":1.622024,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"A0","blk_id":"E","ack":"!","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR/FCAEGTTATN,106C4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404969,"usec":738755},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.519023,"noise_level":-20.878248,"freq_skew":1.308156,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":0,"cause_descr":"Compressed NPDU with unrecognized Local Reference","local_ref":0,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":20}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404970,"usec":499655},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940507,"noise_level":-20.763683,"freq_skew":2.810881,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"TS0116","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404970,"usec":504430},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792686,"noise_level":-20.613249,"freq_skew":2.912584,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404971,"usec":270534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.799862,"noise_level":-21.329439,"freq_skew":1.579096,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404971,"usec":275373},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684929,"noise_level":-21.149118,"freq_skew":-1.466924,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"VABB"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":1.500000},"alt":21000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404972,"usec":744215},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054106,"noise_level":-20.742382,"freq_skew":0.896397,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A9C-FJ","mode":"2","label":"49","blk_id":"4","ack":"!","flight":"GF0002","msg_num":"M11","msg_num_seq":"A","msg_text":"01ICCL GFA002/100922EGLLOBBI\r\n+ 4764211.5+ 10.5041100931557"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404973,"usec":509922},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815180,"noise_level":-20.825638,"freq_skew":0.363446,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"A","sublabel":"CF","msg_text":"PLF 1 10MAY26 0922 BA G-ZBKO BAW270 KLAS/EGLL BCG4F-45LD-0077 C L 0011 10MAY26\r\nFDE 75215372 A 0011 10MAY26\r\nMSG 7599432 A 0012 10MAY26 ES M PL\r\nDB ELECTRONIC ENGINE CONTROL CHAN-B (RIGHT ENG)\r\nDB ELECTRONI"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404973,"usec":510308},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620741,"noise_level":-20.816093,"freq_skew":1.564319,"avlc":{"src":{"addr":"ABA155","type":"Aircraft","status":"Airborne"},"dst":{"addr":"261637","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48214,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[138,128]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404974,"usec":278489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111190,"noise_level":-20.599363,"freq_skew":0.976778,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404975,"usec":44066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.690349,"noise_level":-20.406094,"freq_skew":0.276247,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404975,"usec":48850},"freq":136975000,"burst_len_octets":240,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764699,"noise_level":-20.261673,"freq_skew":-1.710658,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"OR0367","msg_num":"D66","msg_num_seq":"B","sublabel":"DF","msg_text":"ES0340E_ 80\r\n PH-TFLTFL367 EHAMTNCC100526092243ER\r\n2721379970854 -198 4191BSM5770990048A21\r\n6655301380 511100526 092242\r\n6545300358 410)\r\n6675301390 5110\r\n6675301391 511\r\n6675301391 511\r\n6675301395 511\r\n6675301394 511\r\n6675301394 511\r\n6675301394 511\r\n6675301394 511\r\n10100101011101010\r\n 37998\r\n 3800)10 0 8N3276)16.)\r\n 37871111212N 102 0.0\r\n100526092243\r\n111111111111\r\n100526092244"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404975,"usec":50046},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672094,"noise_level":-20.946056,"freq_skew":-1.079035,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[209,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404975,"usec":818070},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337318,"noise_level":-20.884811,"freq_skew":2.316894,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404976,"usec":585706},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581222,"noise_level":-22.140055,"freq_skew":-0.223571,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.900002,"lon":-3.000000},"alt":255000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404976,"usec":589477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692665,"noise_level":-22.051605,"freq_skew":-1.043809,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404976,"usec":589739},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588470,"noise_level":-23.142403,"freq_skew":-1.430705,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404977,"usec":356834},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168140,"noise_level":-22.860180,"freq_skew":0.435187,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"49","blk_id":"5","ack":"!","flight":"BA0270","msg_num":"M43","msg_num_seq":"A","msg_text":"01ERDCBAW270 /100922KLASEGLL\r\n+40972239.8- 19.2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404977,"usec":358023},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784966,"noise_level":-22.836065,"freq_skew":-0.219877,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UA0948","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404978,"usec":128573},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092897,"noise_level":-22.696150,"freq_skew":0.391948,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"B","sublabel":"CF","msg_text":"C ENGINE CONTROL CHAN-A (RIGHT ENG)\r\nFRC 943 MC 943 \r\nFDE 21511600 A 0011 10MAY26\r\nMSG 2156440 A 0011 10MAY26 ES M PL\r\nDB 21 ICS CRU OPS (1)\r\nFRC 6304 \r\nMMO 21247700 A 0348 10MAY26\r\nMSG 2153341 L 0028 10MA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404978,"usec":887341},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854032,"noise_level":-22.683731,"freq_skew":-0.449880,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"UA0948","msg_num":"S91","msg_num_seq":"A","msg_text":"0E20922572S","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":22,"sec":57}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404979,"usec":657013},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544095,"noise_level":-23.208380,"freq_skew":0.592325,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[162,243,214,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404979,"usec":657329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.139791,"noise_level":-23.208380,"freq_skew":-0.396507,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404979,"usec":661304},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852927,"noise_level":-23.568371,"freq_skew":-0.779105,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UA0905","msg_num":"F24","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53306W003421,PENIL,092254,346,BABRA,092410,GIGTO,M54,32911,1215/TS092254,100526404E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404979,"usec":665424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174170,"noise_level":-23.464205,"freq_skew":-0.099951,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404980,"usec":419680},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525776,"noise_level":-23.451271,"freq_skew":-1.548642,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"VABB"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":1.500000},"alt":21000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404980,"usec":419978},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.583845,"noise_level":-24.082275,"freq_skew":1.437308,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404980,"usec":426254},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625782,"noise_level":-23.781792,"freq_skew":-0.762081,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N736AT","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AA0731","msg_num":"D16","msg_num_seq":"A","sublabel":"DF","msg_text":"TRP EGLL KCLT 06 8 210 0 0 091058\r\n 51.3910 -0.5854 68216508802740.0710.210 16.62 72.07161680 1 787OFF\r\n 51.4931 -0.9622121026488003760.0390.006 3.75-144.49159600 -7 642OFF\r\n 51.6026 -1.4529195856"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":130250},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618614,"noise_level":-23.846281,"freq_skew":-1.662130,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKR","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"BA0139","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":130250},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.618614,"noise_level":-23.846281,"freq_skew":-1.662130,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20072233","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,116,155,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":132283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.173120,"noise_level":-24.653091,"freq_skew":-1.038368,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":896062},"freq":136975000,"burst_len_octets":239,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670628,"noise_level":-24.534332,"freq_skew":-0.637412,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N736AT","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AA0731","msg_num":"D16","msg_num_seq":"B","sublabel":"DF","msg_text":"TRP EGLL KCLT 06 8 210 0 0 091058\r\n 51.3910 -0.5854 68216508802740.0710.210 16.62 72.07161680 1 787OFF\r\n 51.4931 -0.9622121026488003760.0390.006 3.75-144.49159600 -7 642OFF\r\n 51.6026 -1.4529195856466404180.0250.013 17.12-146.60157440-24 474OFF\r\n 51.6651 -2.0047258516447604620.0190.013 36.38-113.20155560-38 362OFF\r\n 51.7326 -2.5890305046430804820.0170.006 37.13-121.64153880-51 294OFF"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":896968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596271,"noise_level":-24.505102,"freq_skew":-0.999900,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"_d","blk_id":"2","ack":"N","flight":"UA0973","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404981,"usec":898457},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994955,"noise_level":-25.408539,"freq_skew":0.219249,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"B","sublabel":"CF","msg_text":"C ENGINE CONTROL CHAN-A (RIGHT ENG)\r\nFRC 943 MC 943 \r\nFDE 21511600 A 0011 10MAY26\r\nMSG 2156440 A 0011 10MAY26 ES M PL\r\nDB 21 ICS CRU OPS (1)\r\nFRC 6304 \r\nMMO 21247700 A 0348 10MAY26\r\nMSG 2153341 L 0028 10MA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404983,"usec":428920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417824,"noise_level":-24.920620,"freq_skew":-0.540698,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404983,"usec":429380},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929062,"noise_level":-24.905329,"freq_skew":0.418768,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"C","sublabel":"CF","msg_text":"Y26 IC M\r\nDB 21 ICS CRU OPS (1)\r\nFRC 401 MC 16156 \r\nNCMM\r\nMSG 3140191 I 0701 10MAY26 ER I 4 PL\r\nDB 31 DCA OPS (RIGHT 3)\r\nFRC 20175 \r\nMSG 4519747 I 0542 10MAY26 ER I 1\r\nDB 45 CMCF OPS (LEFT)\r\nFRC 144 \r\nMSG"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404984,"usec":197788},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470964,"noise_level":-24.575542,"freq_skew":-0.790228,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404984,"usec":203542},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.504766,"noise_level":-24.550346,"freq_skew":1.436332,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":55117,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":6,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404984,"usec":203993},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745396,"noise_level":-24.521065,"freq_skew":0.296308,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":926,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404984,"usec":967453},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.350499,"noise_level":-24.390495,"freq_skew":2.779589,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404984,"usec":968966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127823,"noise_level":-24.318794,"freq_skew":-1.632161,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404985,"usec":732219},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523347,"noise_level":-25.120872,"freq_skew":-1.783283,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"VABB"},{"name":"ac_location","value":{"loc":{"lat":51.299999,"lon":1.500000},"alt":21000}},{"name":"alternate_ground_stations","value":["10919A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404985,"usec":733244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.406491,"noise_level":-25.637413,"freq_skew":1.525763,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404985,"usec":734211},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976067,"noise_level":-25.571177,"freq_skew":-1.754290,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[160,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404985,"usec":735094},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674119,"noise_level":-25.521832,"freq_skew":-1.124254,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UA0973","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS092302,100526/DTKORD,28C,178,164100,D02E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404986,"usec":502095},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705911,"noise_level":-25.290894,"freq_skew":-1.501600,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKR","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"BA0139","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404986,"usec":503200},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513741,"noise_level":-25.243111,"freq_skew":-1.479155,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20072233","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,116,155,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404986,"usec":508244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658593,"noise_level":-25.658600,"freq_skew":-0.273100,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404987,"usec":267116},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064945,"noise_level":-26.545265,"freq_skew":0.419989,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"D","sublabel":"CF","msg_text":" 4629711 I 0542 10MAY26 ER I 1\r\nDB CONTROLLER SERVER MODULE\r\nDB FIRST OFFICER'S EFB ELECTRONIC UNIT\r\nFRC 443 64212 \r\nMSG 4622363 I 0542 10MAY26 ER I 1\r\nDB FIRST OFFICER'S EFB ELECTRONIC UNIT\r\nFRC 64236 \r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404987,"usec":272114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923781,"noise_level":-26.254917,"freq_skew":-1.721094,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404987,"usec":980005},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929832,"noise_level":-26.374247,"freq_skew":0.439251,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"E","sublabel":"CF","msg_text":"MSG 4615266 I 0542 10MAY26 ER I 1\r\nDB CONTROLLER SERVER MODULE\r\nFRC 5266 \r\nMSG 4622383 I 0541 10MAY26 ER I 1\r\nDB FIRST OFFICER'S EFB ELECTRONIC UNIT\r\nFRC 64238 \r\nMSG 4622313 I 0032 10MAY26 CL I 2 PL\r\nDB F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404988,"usec":747531},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994224,"noise_level":-25.864771,"freq_skew":0.497265,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"F","sublabel":"CF","msg_text":"IRST OFFICER'S EFB ELECTRONIC UNIT\r\nFRC 64231 \r\nMSG 4622310 I 0032 10MAY26 CL I 3 PL\r\nDB CAPTAIN'S EFB ELECTRONIC UNIT\r\nFRC 64231 \r\nMSG 2171211 L 0011 10MAY26 ES H PL\r\nDB FORWARD ZONAL DRYER\r\nFRC 101 \r\nM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404989,"usec":515385},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100336,"noise_level":-25.562943,"freq_skew":-1.597007,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[160,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404990,"usec":288739},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120028,"noise_level":-25.160412,"freq_skew":-0.297809,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"_d","blk_id":"4","ack":"V","flight":"UA0963","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404991,"usec":45812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344187,"noise_level":-25.004482,"freq_skew":-0.420420,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404991,"usec":49921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633829,"noise_level":-24.851301,"freq_skew":-0.888747,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404991,"usec":815884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.364421,"noise_level":-24.641287,"freq_skew":0.261602,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":0,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":30,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22817,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[202,135,213,116]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404991,"usec":824540},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830248,"noise_level":-24.349813,"freq_skew":-0.240103,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N686UA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UA0963","msg_num":"F59","msg_num_seq":"A","sublabel":"M2","mfi":"BA","msg_text":"SNNCPXA.CC1.N686UA620095C949106E55","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".N686UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":4,"msg_ref":0,"timestamp":{"hour":9,"min":23,"sec":9}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404992,"usec":583731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589025,"noise_level":-24.250065,"freq_skew":-1.456710,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404992,"usec":588101},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791818,"noise_level":-24.821951,"freq_skew":-1.649685,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":46,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404993,"usec":362839},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179417,"noise_level":-24.307833,"freq_skew":2.176201,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":139,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22765,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[128,244,81,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404994,"usec":119747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165958,"noise_level":-24.110413,"freq_skew":-0.411891,"avlc":{"src":{"addr":"A91B44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1099CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404994,"usec":888215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855568,"noise_level":-24.816303,"freq_skew":-0.486559,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404994,"usec":891058},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962468,"noise_level":-24.711084,"freq_skew":2.052558,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404994,"usec":893333},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786964,"noise_level":-24.636700,"freq_skew":-1.731126,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404994,"usec":895724},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080678,"noise_level":-24.562948,"freq_skew":0.401439,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"H","sublabel":"CF","msg_text":"R\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404996,"usec":424772},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793492,"noise_level":-24.314217,"freq_skew":2.023629,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[29,224,17,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":130100},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859704,"noise_level":-23.950821,"freq_skew":-0.935144,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KORD"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":896031},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194621,"noise_level":-24.856073,"freq_skew":1.871397,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":897718},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464847,"noise_level":-24.765396,"freq_skew":-0.975195,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N652UA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UA0012","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":901174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781997,"noise_level":-24.586832,"freq_skew":-0.340122,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":901752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132344,"noise_level":-24.861013,"freq_skew":-0.725962,"avlc":{"src":{"addr":"A9E167","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2685D7","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404997,"usec":902113},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946311,"noise_level":-25.410540,"freq_skew":0.242557,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.299999,"lon":-2.600000},"alt":40000}},{"name":"alternate_ground_stations","value":["10914A","10916A","1099CA","10987A","10993A","10919A","10978A","10959A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404998,"usec":668277},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528853,"noise_level":-25.076965,"freq_skew":2.833909,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":53.600002,"lon":-4.100000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":432611},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030289,"noise_level":-24.937836,"freq_skew":0.503157,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0270","msg_num":"C12","msg_num_seq":"H","sublabel":"CF","msg_text":"R\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":432874},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578850,"noise_level":-24.922512,"freq_skew":2.985873,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U263EW","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":433642},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011768,"noise_level":-24.876707,"freq_skew":0.359515,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20067573","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,111,123,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":433751},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913048,"noise_level":-24.876707,"freq_skew":2.831006,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20063524","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,103,84,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":436494},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730072,"noise_level":-24.740723,"freq_skew":2.844766,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,83,67,0,192,106,130,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,71,66,0,1,84,84,1,1,0,0,69,83,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":21,"segment_offset":0,"pdu_total_len":90},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":50,"dst_ref":0,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[203,48]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778404999,"usec":437934},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950621,"noise_level":-24.666088,"freq_skew":2.903051,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"B0","blk_id":"6","ack":"!","flight":"TS0116","msg_num":"J16","msg_num_seq":"A","msg_text":"/SNNCPXA.AFN/FMHTSC116,.C-GOIR,,092318/FCPEGTTATN,50AE3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":200441},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863379,"noise_level":-24.621611,"freq_skew":2.886584,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":202518},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.484293,"noise_level":-24.612331,"freq_skew":1.484500,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":202724},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968323,"noise_level":-24.597572,"freq_skew":0.295297,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"A","sublabel":"DF","msg_text":"<340>LER\r\n9 G-ZBKOBAW270 ER 267100526010028KLASEGLL 2908 10\r\n 37321-110669 36996-2221BSM5C70010006\r\n275 217 -534 616712 69 6411\r\n2007600000\r\n20........ )\r\n 0 719 155 2129\r\n 0 713 165 1025\r\n2 81 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":203377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672710,"noise_level":-24.582840,"freq_skew":2.508182,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":204099},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.646271,"noise_level":-24.538786,"freq_skew":1.249603,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":37723,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":0,"dst_ref":50,"variable_part_params":[{"name":"checksum","value":[44,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":966996},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061971,"noise_level":-24.222382,"freq_skew":0.275919,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"B","sublabel":"DF","msg_text":"02 48 5 32 32000011\r\n 0 019 144 739\r\n20........ )\r\n 0 019 157 742\r\n2 81 700 14 10 32 32000011\r\n..................\r\nER 01 025 130 627\r\n....................................\r\nER0100 0 39 29 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":968863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812245,"noise_level":-24.138052,"freq_skew":2.728801,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405000,"usec":969097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253029,"noise_level":-24.387360,"freq_skew":2.746862,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405002,"usec":501063},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005054,"noise_level":-23.884041,"freq_skew":-1.145999,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[198,77]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405002,"usec":501189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.685673,"noise_level":-23.884041,"freq_skew":0.410084,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405002,"usec":503033},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.119508,"noise_level":-23.802919,"freq_skew":0.406146,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"C","sublabel":"DF","msg_text":"330101 8000100100\r\n......................................\r\nER1XXXX 38XXXXXXXXXXXX999999999999999\r\n..........................................\r\nERXXXXXXXXX 0 0 30 22 ) )XXXXXXXXXX\r\n..................."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405003,"usec":271765},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760647,"noise_level":-23.550915,"freq_skew":0.303360,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":56,"dst_ref":22847,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[171,20,48,148]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405003,"usec":273821},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765228,"noise_level":-23.459885,"freq_skew":-0.895151,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":183,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22608,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[231,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405003,"usec":275170},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569085,"noise_level":-24.304895,"freq_skew":0.222740,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22847,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[235,41,245,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405004,"usec":42687},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720318,"noise_level":-23.860218,"freq_skew":0.496973,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22847,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[41,27,92,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405004,"usec":741827},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340887,"noise_level":-23.792746,"freq_skew":2.948972,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EGBB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405004,"usec":742138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596496,"noise_level":-24.392366,"freq_skew":-1.038093,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405004,"usec":742724},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020347,"noise_level":-24.907598,"freq_skew":0.567530,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"D","sublabel":"DF","msg_text":".\r\nER 031 178 722 9700\r\n......................\r\nER 0 212XXXX 1 0 1\r\n200 31 30 31 3111 810101\r\n 0 370XXXXXXXX\r\n 0 031 165 708\r\n20 000 91 400\r\n0 23 33\r\n1 19 7 0100 0050 0050 231 82 7 73\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405004,"usec":743622},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242786,"noise_level":-24.861872,"freq_skew":2.189532,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":140,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7862,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,15,132,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405005,"usec":514878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023767,"noise_level":-24.563028,"freq_skew":-0.972399,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405005,"usec":519520},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708584,"noise_level":-25.224493,"freq_skew":1.857171,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405005,"usec":519926},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501964,"noise_level":-25.208656,"freq_skew":2.771142,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23124026","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,168,22,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405005,"usec":522126},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963052,"noise_level":-25.450745,"freq_skew":0.307715,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"E","sublabel":"DF","msg_text":" 15 7 0075 0075 0075 201 82 7\r\n 763 16210525 1179\r\n 769 15410524 1181\r\n 775 1701200076678XXXX ) 1228)XXXXX\r\n 0 0 0 24 ) ) 3 2\r\n 0002 47 16 12\r\n11110001\r\n1111011\r\n0000\r\nXXXX )XXXXX2\r\n0 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405006,"usec":283065},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484563,"noise_level":-25.257683,"freq_skew":2.874545,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR65BP","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405006,"usec":285692},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757231,"noise_level":-26.054485,"freq_skew":0.356947,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[57,52,216,66]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48213,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,147,57,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405007,"usec":50961},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926732,"noise_level":-25.779839,"freq_skew":-1.638111,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"OR0367","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405007,"usec":817477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741869,"noise_level":-25.383495,"freq_skew":2.781166,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405007,"usec":819765},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596315,"noise_level":-25.303152,"freq_skew":-0.872891,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22608,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[181,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405008,"usec":589118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647229,"noise_level":-25.691154,"freq_skew":2.823651,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405009,"usec":348448},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121016,"noise_level":-26.469372,"freq_skew":-1.179626,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405009,"usec":354177},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984734,"noise_level":-26.768997,"freq_skew":0.377132,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[57,52,216,66]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48213,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,147,57,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405009,"usec":356833},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490979,"noise_level":-26.656124,"freq_skew":-0.370934,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"...."}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":116485},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103901,"noise_level":-26.796593,"freq_skew":0.362259,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"BA0270","msg_num":"D75","msg_num_seq":"F","sublabel":"DF","msg_text":"<340>LER\r\n9 G-ZBKOBAW270 ER 267100526010028KLASEGLL 2908 10\r\n 37321-110669 36996-2221BSM5C70010006\r\n275 217 -534 616712 69 6411\r\n2007600000\r\n20........ )\r\n 0 719 155 2129\r\n 0 713 165 1025\r\n2 81 02 48 5 32 32000011\r\n 0 019 144 739\r\n20........ )\r\n 0 019 157 742\r\n2 81 700 14 10 32 32000011\r\n..................\r\nER 01 025 130 627\r\n....................................\r\nER0100 0 39 29 330101 8000100100\r\n......................................\r\nER1XXXX 38XXXXXXXXXXXX999999999999999\r\n..........................................\r\nERXXXXXXXXX 0 0 30 22 ) )XXXXXXXXXX\r\n....................\r\nER 031 178 722 9700\r\n......................\r\nER 0 212XXXX 1 0 1\r\n200 31 30 31 3111 810101\r\n 0 370XXXXXXXX\r\n 0 031 165 708\r\n20 000 91 400\r\n0 23 33\r\n1 19 7 0100 0050 0050 231 82 7 73\r\n1 15 7 0075 0075 0075 201 82 7\r\n 763 16210525 1179\r\n 769 15410524 1181\r\n 775 1701200076678XXXX ) 1228)XXXXX\r\n 0 0 0 24 ) ) 3 2\r\n 0002 47 16 12\r\n11110001\r\n1111011\r\n0000\r\nXXXX )XXXXX2\r\n0 240 260 000 270 280 00\r\n002000200020"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":117067},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739740,"noise_level":-26.777618,"freq_skew":0.657667,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A9C-FJ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"GF0002","msg_num":"F13","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51191W000242,D025R,092320,51,D025O,092358,MODMI,P3,06924,923/TS092320,100526D19F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":118260},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736728,"noise_level":-27.016954,"freq_skew":-1.010145,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":122776},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789521,"noise_level":-27.048695,"freq_skew":-1.546783,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":123719},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834905,"noise_level":-27.687874,"freq_skew":0.519103,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":124183},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979930,"noise_level":-27.687874,"freq_skew":-0.273212,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"GR64ET","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":887560},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992167,"noise_level":-27.723188,"freq_skew":-1.360312,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"OR0367","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":888787},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.381101,"noise_level":-27.723188,"freq_skew":1.407215,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HLUX","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"SS0943","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":889442},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622425,"noise_level":-27.702082,"freq_skew":-1.005334,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":185,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[194,80]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":891513},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882448,"noise_level":-28.401974,"freq_skew":-1.086692,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":186,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":5,"rseq":18,"variable_part_params":[{"name":"checksum","value":[190,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":892162},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365909,"noise_level":-28.379152,"freq_skew":-0.477064,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"SA","blk_id":"7","ack":"!","flight":"GR64ET","msg_num":"M13","msg_num_seq":"A","msg_text":"0E20923292","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":23,"sec":29}},"links_avail":[{"code":"2","descr":"VDL2"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405010,"usec":893741},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892827,"noise_level":-28.265936,"freq_skew":-1.626195,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"BA","blk_id":"5","ack":"!","flight":"OR0367","msg_num":"L24","msg_num_seq":"A","msg_text":"/SNNCPXA.AT1.PH-TFL648295DE0319E0","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".PH-TFL","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":9,"msg_ref":1,"timestamp":{"hour":9,"min":23,"sec":30}},"atc_downlink_msg_element_id":{"choice_label":"ROGER","choice":"dM3NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405011,"usec":660306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168997,"noise_level":-27.956562,"freq_skew":0.808229,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405011,"usec":661608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734482,"noise_level":-27.913254,"freq_skew":0.428166,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405011,"usec":664853},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585038,"noise_level":-27.763348,"freq_skew":-1.086299,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":185,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22608,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[194,80]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405012,"usec":422381},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702792,"noise_level":-27.636883,"freq_skew":-0.509070,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"80","blk_id":"8","ack":"!","flight":"GR64ET","msg_num":"M14","msg_num_seq":"A","msg_text":"3N01 POSRPT 64ET/10 / .G-PBOT/04F\r\n/POS N49344W002388/ALT 06584/FOB 2338/ETA "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405012,"usec":423831},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687998,"noise_level":-27.623747,"freq_skew":-1.150552,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22608,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[251,69]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":125778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627642,"noise_level":-27.235584,"freq_skew":-1.427481,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":125882},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841641,"noise_level":-27.235584,"freq_skew":-0.793726,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"5Z","blk_id":"1","ack":"!","flight":"UA0905","msg_num":"M36","msg_num_seq":"A","msg_text":"/C4 EOK MSG / EGLL KEWR 10 092330 ETOPS OK"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":126126},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700197,"noise_level":-28.103407,"freq_skew":-1.466361,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"TNCC"},{"name":"ac_location","value":{"loc":{"lat":53.600002,"lon":-5.600000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":127215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625906,"noise_level":-28.015535,"freq_skew":-0.242700,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":127499},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697330,"noise_level":-27.993708,"freq_skew":-0.427596,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"80","blk_id":"9","ack":"!","flight":"GR64ET","msg_num":"M15","msg_num_seq":"A","msg_text":"3N01 POSRPT 64ET/10 / .G-PBOT/04F\r\n/POS N49488W002533/ALT 11419/FOB 2280/ETA "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":128171},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665150,"noise_level":-27.950211,"freq_skew":-1.093184,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":188,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48223,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[6,118]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":130371},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.781379,"noise_level":-27.778378,"freq_skew":1.605984,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":132387},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725873,"noise_level":-27.714806,"freq_skew":-1.585657,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFL","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"OR0367","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405013,"usec":132387},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.725873,"noise_level":-27.714806,"freq_skew":-1.585657,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22050154","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,70,76,0,72,80,108,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405014,"usec":662299},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748156,"noise_level":-27.083782,"freq_skew":-1.079391,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405014,"usec":663212},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934689,"noise_level":-27.783218,"freq_skew":-1.002164,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[128,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405014,"usec":664842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659194,"noise_level":-27.677464,"freq_skew":-1.331585,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405014,"usec":667691},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838744,"noise_level":-27.490292,"freq_skew":-0.739281,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"UA0905","msg_num":"M37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405015,"usec":430402},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.146031,"noise_level":-27.577980,"freq_skew":1.339773,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405015,"usec":431911},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719617,"noise_level":-27.515852,"freq_skew":-0.525214,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"80","blk_id":"1","ack":"!","flight":"GR64ET","msg_num":"M17","msg_num_seq":"A","msg_text":"3N01 POSRPT 64ET/10 / .G-PBOT/04F\r\n/POS N50256W003281/ALT 07742/FOB 2202/ETA "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405015,"usec":435418},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012264,"noise_level":-27.291782,"freq_skew":-1.164011,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":189,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":5,"dst_ref":22608,"variable_part_params":[{"name":"checksum","value":[248,201]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405016,"usec":198353},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437135,"noise_level":-28.110661,"freq_skew":-0.938497,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[114,64]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405016,"usec":200679},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621332,"noise_level":-28.318676,"freq_skew":-1.035797,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405017,"usec":733277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781285,"noise_level":-28.205996,"freq_skew":-0.949075,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[110,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405017,"usec":734544},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987239,"noise_level":-28.331276,"freq_skew":0.428991,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48213,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,108,152,163]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405018,"usec":502754},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639325,"noise_level":-27.803642,"freq_skew":-0.856329,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":48223,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[228,181]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":23,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405018,"usec":506725},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213471,"noise_level":-28.266783,"freq_skew":0.310003,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405019,"usec":266752},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658248,"noise_level":-28.044662,"freq_skew":-0.387514,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405019,"usec":270298},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.534973,"noise_level":-27.806717,"freq_skew":0.329516,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[172,211,211,50]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405020,"usec":39215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447639,"noise_level":-27.248898,"freq_skew":-1.065211,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405022,"usec":283741},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.151991,"noise_level":-25.813494,"freq_skew":0.237389,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48213,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[172,211,211,50]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405022,"usec":285446},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708423,"noise_level":-26.121742,"freq_skew":-1.169445,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"6","ack":"S","flight":"AC0867","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405022,"usec":287457},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769884,"noise_level":-26.069176,"freq_skew":-1.024821,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"BA","blk_id":"7","ack":"!","flight":"AC0867","msg_num":"J40","msg_num_seq":"A","msg_text":"/SNNCPXA.CC1.C-GEGP600095E94910CB34","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".C-GEGP","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"hour":9,"min":23,"sec":41}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405023,"usec":47638},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004575,"noise_level":-26.470564,"freq_skew":0.295454,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"BA0270","msg_num":"D76","msg_num_seq":"A","sublabel":"DF","msg_text":"<301>JER9 10\r\n G-ZBKOBAW270 TA 267100526001553KLASEGLL 233\r\n 36084-1151342273001BSM5C70010006\r\nTA0131 1 1 020 0 6 0120547\r\nER 1 1 0 0 0 8 01\r\nTA0048 1 1 020 0 6 0116717\r\nER 1 1 0 0 0 8 01\r\nTA 2234 39"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405026,"usec":123937},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453647,"noise_level":-24.616039,"freq_skew":1.895703,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EFI","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"FR66BN","msg_num":"M97","msg_num_seq":"A","msg_text":"092343,,0929, 67,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405026,"usec":124305},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608851,"noise_level":-24.601273,"freq_skew":0.760651,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[14,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405026,"usec":888800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951665,"noise_level":-24.282625,"freq_skew":-1.492083,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405027,"usec":652314},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127998,"noise_level":-24.030338,"freq_skew":0.253263,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA0270","msg_num":"D76","msg_num_seq":"B","sublabel":"DF","msg_text":"610) 3) 934 396 234500\r\nER 36996 -222843275 217 -534 616700\r\nTA 93 1728365 010107 68 33 33\r\nER 86 84358753566411107107 33 33\r\nTA 87 1528368 010107 74 84 84\r\nER 94 96374993729011107107 84 84\r\nTA 98 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405027,"usec":655936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539552,"noise_level":-23.879692,"freq_skew":0.847500,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405027,"usec":657120},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988589,"noise_level":-23.920832,"freq_skew":-1.097551,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405030,"usec":663267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.311555,"noise_level":-22.665558,"freq_skew":2.093478,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405031,"usec":431536},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503648,"noise_level":-22.464493,"freq_skew":1.795950,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48227,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[143,224,158,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405032,"usec":196878},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.152741,"noise_level":-22.236790,"freq_skew":0.583552,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BA0270","msg_num":"D76","msg_num_seq":"C","sublabel":"DF","msg_text":" 1 0 99 0 0100 0\r\nER 86 86 25 25 2 2 48 47\r\nTA 98 2 0100 0 0 80 0\r\nER 43 43 2 2 0 0 24 24\r\nTA 58 0 113 67133135191136\r\nER 31 32 121 124 46 47156159\r\nTA 49 0 114 62132134252134\r\nER "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405032,"usec":200161},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872400,"noise_level":-22.462976,"freq_skew":-1.548946,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"VS022Q","msg_num":"L67","msg_num_seq":"A","msg_text":"/EGLL.TI2/030EGLLC5372"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405032,"usec":965355},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.066828,"noise_level":-22.302988,"freq_skew":-0.242633,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-PBOT","mode":"2","label":"80","blk_id":"3","ack":"!","flight":"GR64ET","msg_num":"M19","msg_num_seq":"A","msg_text":"3N01 POSRPT 64ET/10 / .G-PBOT/04F\r\n/POS N50437W003273/ALT 00355/FOB 2144/ETA "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405033,"usec":733728},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807199,"noise_level":-22.284149,"freq_skew":-1.671895,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"7","ack":"A","flight":"VS022Q","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405034,"usec":500757},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585287,"noise_level":-22.734461,"freq_skew":1.969771,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48227,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[143,224,158,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405034,"usec":501678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767276,"noise_level":-22.686993,"freq_skew":-0.284289,"avlc":{"src":{"addr":"408170","type":"Aircraft","status":"On ground"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405035,"usec":275499},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646496,"noise_level":-22.350386,"freq_skew":-1.405862,"avlc":{"src":{"addr":"406B48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-VAHH","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"VS022Q","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405035,"usec":981407},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.313420,"noise_level":-22.336212,"freq_skew":0.127181,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0270","msg_num":"D76","msg_num_seq":"D","sublabel":"DF","msg_text":"32 32 136 133 47 48185186\r\nTA 61 55 75 38 -3 31 50 17 99 2 2\r\nER 61 69 5 -22 5 -2 34 98 98 55 98\r\nTA 63 57 103 41 3 11 52 13 31 2 2\r\nER 61 64 23 -22 6 -7 50 36 98 55 98\r\nTA 2 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405036,"usec":753801},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396262,"noise_level":-21.979893,"freq_skew":1.878462,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"17","blk_id":"0","ack":"!","flight":"NW0059","msg_num":"M60","msg_num_seq":"A","msg_text":"100917 EGLL KBOS7\r\n/FN 0059\r\nAGLIL 09223741539-52327 180091181"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405039,"usec":47146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595255,"noise_level":-21.440594,"freq_skew":1.822763,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10914A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405039,"usec":52253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.351100,"noise_level":-21.807575,"freq_skew":0.371400,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405040,"usec":580884},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.472381,"noise_level":-21.430834,"freq_skew":0.294407,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA0270","msg_num":"D76","msg_num_seq":"G","sublabel":"DF","msg_text":" 22 3 29\r\n 23 2\r\nTA22 7 72222\r\nER22 7 72222\r\nTA221 0\r\nER221 0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405042,"usec":120975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.276173,"noise_level":-20.856266,"freq_skew":0.135641,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405045,"usec":894071},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857717,"noise_level":-19.821264,"freq_skew":1.575526,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":0}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405046,"usec":664511},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504804,"noise_level":-19.577944,"freq_skew":1.508630,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221772","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,35,250,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405047,"usec":494155},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600951,"noise_level":-20.049675,"freq_skew":1.409819,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QER","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR893Y","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405048,"usec":199144},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522618,"noise_level":-20.611355,"freq_skew":1.296976,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405048,"usec":200955},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367737,"noise_level":-21.102585,"freq_skew":3.026881,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"0","ack":"F","flight":"U263EW","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405048,"usec":203079},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642902,"noise_level":-21.043617,"freq_skew":1.523790,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,64,97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":32744},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549412,"noise_level":-21.397524,"freq_skew":1.609129,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KBOS"},{"name":"ac_location","value":{"loc":{"lat":53.600002,"lon":-3.700000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":32744},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.549412,"noise_level":-21.397524,"freq_skew":1.609129,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"NW0059","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":33467},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671823,"noise_level":-22.523527,"freq_skew":1.990805,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"51236600","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,68,65,76,0,165,61,128,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":34103},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.044300,"noise_level":-22.511921,"freq_skew":0.001868,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"15","blk_id":"0","ack":"!","flight":"BA002X","msg_num":"U33","msg_num_seq":"A","msg_text":"FST01KSFOEGLLN534256W0026272383 1571174 M53C013117156155491 09540924"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":38560},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575177,"noise_level":-22.339659,"freq_skew":2.707425,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"U263EW","msg_num":"F17","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53362W003587,N53378W004017,092406,330,N53231W003334,092659,N53158W003194,M53,31919,90B0E0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":39399},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508122,"noise_level":-23.014618,"freq_skew":2.977686,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"2","ack":"G","flight":"U263EW","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":733265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146762,"noise_level":-23.215172,"freq_skew":1.317319,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":736463},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.294494,"noise_level":-23.090303,"freq_skew":0.234937,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"BA0270","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405049,"usec":738155},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700550,"noise_level":-23.016233,"freq_skew":1.480865,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":864,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":5,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,82,89,82,0,77,35,250],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405050,"usec":506226},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803431,"noise_level":-23.104298,"freq_skew":1.525260,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QER","mode":"2","label":"SA","blk_id":"2","ack":"!","flight":"FR893Y","msg_num":"S90","msg_num_seq":"A","msg_text":"0E20924072/","media-adv":{"err":false,"version":0,"current_link":{"code":"2","descr":"VDL2","established":true,"time":{"hour":9,"min":24,"sec":7}},"links_avail":[{"code":"2","descr":"VDL2"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405050,"usec":506511},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429507,"noise_level":-23.519220,"freq_skew":1.827350,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405050,"usec":509444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.342004,"noise_level":-23.428520,"freq_skew":0.045848,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405050,"usec":511781},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624838,"noise_level":-23.377113,"freq_skew":1.465105,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,82,89,82,0,77,35,250,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405051,"usec":270023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465495,"noise_level":-23.395607,"freq_skew":2.969428,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2584,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405051,"usec":273846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779304,"noise_level":-24.134766,"freq_skew":1.457882,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405051,"usec":277465},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321222,"noise_level":-24.009836,"freq_skew":1.769825,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":41373},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671288,"noise_level":-23.792076,"freq_skew":2.835885,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"U263EW","msg_num":"F17","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN53362W003587,N53378W004017,092406,330,N53231W003334,092659,N53158W003194,M53,31919,90B0E0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":41679},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699975,"noise_level":-23.792076,"freq_skew":1.564149,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":865,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":2,"ack":2,"credit_offered":4,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":42757},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547584,"noise_level":-24.327700,"freq_skew":2.696105,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"2","ack":"G","flight":"U263EW","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":744666},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597976,"noise_level":-24.101934,"freq_skew":1.602116,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":866,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":2,"credit_offered":5,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,82,89,82,0,77,35,250]]}]},{"name":"rd_hop_count","value":1},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,82,89,82,0,77,35,250]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":748556},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914252,"noise_level":-23.977470,"freq_skew":1.116430,"avlc":{"src":{"addr":"A86AB5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N641UA","mode":"2","label":"_d","blk_id":"6","ack":"D","flight":"UA0330","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405052,"usec":750828},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639657,"noise_level":-24.277105,"freq_skew":2.926748,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"U263EW","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEGKK,08R,61,101308/PR1342,325,330,90,,0,5,,,60,,,P21,M7,34090,,1252,327/RP:DA:EGAA:AA:EGKK..N53231W003334..N53158W003194..KEPAD.L151..PEPUL:A:DISI1G:AP:ILS08R.WILLO(08R)F5BC"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405054,"usec":283035},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684949,"noise_level":-23.739780,"freq_skew":-1.142826,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"4R","blk_id":"8","ack":"!","flight":"AC0867","msg_num":"M83","msg_num_seq":"A","msg_text":"C32AA1 1OSAFL AC0867/10/10 LHR YUL 942 0924Z 380/0373/0061 1 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405054,"usec":285383},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.279293,"noise_level":-24.383556,"freq_skew":1.332412,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"RA","blk_id":"N","ack":"!","msg_text":"QUNDCULUA~1MSG FROM DISP\r\nUA905-10 EGLL KEWR\r\nCOPY EOK\r\nTHANK YOU\r\nCHIDD MORENO PAULA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405054,"usec":285730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432609,"noise_level":-24.369181,"freq_skew":2.742398,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405054,"usec":287254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014570,"noise_level":-24.326195,"freq_skew":3.012986,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405055,"usec":48700},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835673,"noise_level":-24.995623,"freq_skew":1.644348,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405057,"usec":347534},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663745,"noise_level":-23.922329,"freq_skew":-1.135794,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"4R","blk_id":"8","ack":"!","flight":"AC0867","msg_num":"M83","msg_num_seq":"A","msg_text":"C32AA1 1OSAFL AC0867/10/10 LHR YUL 942 0924Z 380/0373/0061 1 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":116135},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005952,"noise_level":-23.548462,"freq_skew":-0.208156,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N786UA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"UA0948","msg_num":"M90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":117779},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611577,"noise_level":-23.668724,"freq_skew":-0.916352,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"AC0867","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":120594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580898,"noise_level":-23.615877,"freq_skew":1.250876,"avlc":{"src":{"addr":"4D23FA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":123278},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727083,"noise_level":-23.498142,"freq_skew":0.862501,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".A9C-FJ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"GF0002","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN51155W000233,D025O,092408,68,MODMI,092515,MAXIT,P1,05818,919/TS092408,100526FF4D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":885938},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.371791,"noise_level":-24.182304,"freq_skew":0.390432,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"C","sublabel":"DF","msg_text":"01140CC4\r\n -12700007FF61C6F23A0080000C0F60040020401140C41\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000000002000000\r\n0074000001140C51000000000002000000\r\n0050000001140C64000000000002000000\r\n "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":889714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117328,"noise_level":-24.001446,"freq_skew":-0.072350,"avlc":{"src":{"addr":"AAA893","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212317","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":890292},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.114308,"noise_level":-23.973951,"freq_skew":1.429074,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405058,"usec":890675},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935709,"noise_level":-23.960238,"freq_skew":-1.144106,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GEGP","mode":"2","label":"4T","blk_id":"0","ack":"!","flight":"AC0867","msg_num":"M84","msg_num_seq":"A","msg_text":"AGFSR AC0867/10/10/LHRYUL/0924Z/942/5116.8N 507.9W/380/ /0373/0062/M54/321004/0259/ /467/0824/0853/----/----"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405059,"usec":655282},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827435,"noise_level":-24.171753,"freq_skew":-1.063222,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"3","ack":"N","flight":"UA0905","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405059,"usec":660302},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905555,"noise_level":-23.922619,"freq_skew":2.713468,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405059,"usec":661442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.389646,"noise_level":-23.868214,"freq_skew":0.579949,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405060,"usec":419398},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.425784,"noise_level":-23.814144,"freq_skew":1.513405,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405060,"usec":424653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582227,"noise_level":-23.561821,"freq_skew":-0.950590,"avlc":{"src":{"addr":"C04FE4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405063,"usec":429252},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.245365,"noise_level":-22.818525,"freq_skew":1.081469,"avlc":{"src":{"addr":"A86AB5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N641UA","mode":"2","label":"_d","blk_id":"7","ack":"E","flight":"UA0330","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405063,"usec":430697},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697251,"noise_level":-22.758654,"freq_skew":2.979206,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"8D","blk_id":"4","ack":"!","flight":"U263EW","msg_num":"M23","msg_num_seq":"A","msg_text":"0001,89,----,---,----,---,0001,1012,EGAA,EGKK\r\n\r\n\r\n\r\n\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405064,"usec":199195},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978930,"noise_level":-23.001579,"freq_skew":1.083057,"avlc":{"src":{"addr":"A86AB5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N641UA","mode":"2","label":"_d","blk_id":"8","ack":"F","flight":"UA0330","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405064,"usec":202793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.112379,"noise_level":-22.843496,"freq_skew":0.084401,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405064,"usec":204440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866987,"noise_level":-22.771494,"freq_skew":2.760496,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405065,"usec":742443},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606157,"noise_level":-22.520897,"freq_skew":0.729797,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CGRTA","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"XA0000","msg_num":"M69","msg_num_seq":"A","msg_text":"POS02,N53175W006097,400,EBLG,KSDL,0510,0924,1904,026.8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405067,"usec":271810},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.396544,"noise_level":-22.112656,"freq_skew":0.265325,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"C","sublabel":"DF","msg_text":"01140CC4\r\n -12700007FF61C6F23A0080000C0F60040020401140C41\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000000002000000\r\n0074000001140C51000000000002000000\r\n0050000001140C64000000000002000000\r\n "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405067,"usec":280076},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282293,"noise_level":-21.904690,"freq_skew":0.264793,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[6]},{"name":"dst_airport","value":"LFPB"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":36706},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813723,"noise_level":-22.271366,"freq_skew":1.099695,"avlc":{"src":{"addr":"A86AB5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N641UA","mode":"2","label":"_d","blk_id":"8","ack":"F","flight":"UA0330","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":36988},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278680,"noise_level":-22.260094,"freq_skew":2.266553,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":39971},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.935863,"noise_level":-22.181578,"freq_skew":0.251144,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":4,"chan_num":1,"calling_addr":"22240404","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,193,78,74,69,0,73,65,4,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":744191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892340,"noise_level":-21.961081,"freq_skew":1.016798,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":745353},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349151,"noise_level":-21.939337,"freq_skew":2.943933,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"U263EW","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405068,"usec":749991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.355158,"noise_level":-21.820702,"freq_skew":0.221510,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405069,"usec":512180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064412,"noise_level":-21.772598,"freq_skew":0.827149,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405070,"usec":288101},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.169766,"noise_level":-21.356628,"freq_skew":0.233992,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"E","sublabel":"DF","msg_text":"\n -1270040FFFA10656CA01A0000C07300C0430501140CB2\r\n 209340FFFE30657AA01B0000C06420C0430701140C06\r\n -12700007FF23264DCA0080000C0310040030401140C83\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405071,"usec":815000},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405048,"noise_level":-21.018068,"freq_skew":1.519233,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405072,"usec":584784},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.100162,"noise_level":-20.729921,"freq_skew":0.384752,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"F","sublabel":"DF","msg_text":"000002000000\r\n0074000001140C51000000000002000000\r\n0050000001140C64000000000002000000\r\n -1 94 304\r\n 40978 -193 1791170092249\r\n 0 0 270 130 0 0\r\n 0 0 255 95 0 0\r\n 6173 6173 8 14\r\n 6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405072,"usec":586293},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842133,"noise_level":-20.701622,"freq_skew":-0.093985,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22578,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,19,30,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405074,"usec":124853},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129125,"noise_level":-20.476158,"freq_skew":0.280587,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"G","sublabel":"DF","msg_text":"172 6173 7 14\r\n 961 907 215 214\r\n -12700007FFE3D658FA0080000C09C0040030401140C83\r\n -1270040FFF698656CA0190000C0F800C0430501140CB2\r\n 146740FFFE3D6578A0180000C07B20C0430701140C06\r\n -12700007FF2AF64D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405074,"usec":125607},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468579,"noise_level":-20.923166,"freq_skew":0.168566,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NDC","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"VY8755","msg_num":"M27","msg_num_seq":"A","msg_text":"092430,18890,1114, 135,N 52.160 W 1.581, 616"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405074,"usec":886409},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807293,"noise_level":-21.551807,"freq_skew":2.682832,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"TS0116","msg_num":"M13","msg_num_seq":"A","msg_text":"092431,34987,1028, 138,N 52.980 W 6.277"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405074,"usec":889906},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.283151,"noise_level":-21.438314,"freq_skew":1.515050,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".C-GOIR","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405074,"usec":893375},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.237315,"noise_level":-21.316175,"freq_skew":1.447490,"avlc":{"src":{"addr":"A89FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N655FX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"ZD0655","msg_num":"F13","msg_num_seq":"A","sublabel":"M1","mfi":"B0","msg_text":"LFFF.AFN/FMHLXJ655,.N655FX,,092400/FPON48549E000161,1/FCOATC,01/FCOADS,01A52E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405075,"usec":652827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123461,"noise_level":-21.225685,"freq_skew":2.797908,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405075,"usec":654787},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529171,"noise_level":-21.867588,"freq_skew":-0.258195,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22578,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,19,30,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405076,"usec":359931},"freq":136975000,"burst_len_octets":237,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023538,"noise_level":-21.612892,"freq_skew":0.163014,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"BA0270","msg_num":"D77","msg_num_seq":"H","sublabel":"DF","msg_text":"7A00B0000C08D0040030401140C83\r\n0050000001140C64000000000002000000\r\n0074000001140C51000000000002000000\r\n0074000001140C51000000000002000000\r\n0050000001140C64000000000002000000\r\n -20 94 304"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405076,"usec":361023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725797,"noise_level":-22.179123,"freq_skew":0.168019,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405077,"usec":125289},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455958,"noise_level":-23.168751,"freq_skew":-0.310813,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405077,"usec":131926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465614,"noise_level":-23.945290,"freq_skew":0.275715,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405077,"usec":897341},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458726,"noise_level":-24.708536,"freq_skew":0.225486,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22847,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[126,231,142,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405078,"usec":664087},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448795,"noise_level":-25.348465,"freq_skew":3.002824,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":224,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405078,"usec":666701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164300,"noise_level":-25.235147,"freq_skew":0.338445,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405079,"usec":435917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457359,"noise_level":-24.711670,"freq_skew":3.026999,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":200910},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.189460,"noise_level":-24.652107,"freq_skew":0.092643,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"_d","blk_id":"1","ack":"A","flight":"BA002X","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":201674},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806471,"noise_level":-24.652107,"freq_skew":0.122866,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.100002,"lon":-2.500000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":203546},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956535,"noise_level":-24.752035,"freq_skew":0.409781,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBKO","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"BA0270","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":205731},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870014,"noise_level":-24.692196,"freq_skew":0.298062,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20067573","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,66,65,87,0,64,111,123,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":212351},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387990,"noise_level":-24.654835,"freq_skew":1.402993,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405080,"usec":971441},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670998,"noise_level":-24.551542,"freq_skew":-1.008577,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N17017","mode":"2","label":"SA","blk_id":"4","ack":"!","flight":"UA0973","msg_num":"S87","msg_num_seq":"A","msg_text":"0LH0924392S/","media-adv":{"err":false,"version":0,"current_link":{"code":"H","descr":"HF","established":false,"time":{"hour":9,"min":24,"sec":39}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405081,"usec":736758},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.271699,"noise_level":-24.634933,"freq_skew":0.468660,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405081,"usec":737668},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.563946,"noise_level":-24.605362,"freq_skew":0.204142,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405082,"usec":513102},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936859,"noise_level":-24.006573,"freq_skew":-0.964978,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405083,"usec":275445},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571680,"noise_level":-24.041574,"freq_skew":1.951162,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405084,"usec":45231},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423539,"noise_level":-24.388893,"freq_skew":1.805376,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23124117","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,168,79,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405084,"usec":746321},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335951,"noise_level":-24.549524,"freq_skew":1.777390,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EMH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"FR83XN","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405084,"usec":746878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184137,"noise_level":-24.771824,"freq_skew":0.246917,"avlc":{"src":{"addr":"406F7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405084,"usec":749955},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652803,"noise_level":-24.682016,"freq_skew":2.697986,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22798,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[188,241,251,226]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405086,"usec":279830},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837276,"noise_level":-24.937056,"freq_skew":4.286721,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[224,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405087,"usec":51622},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542102,"noise_level":-24.606630,"freq_skew":4.236217,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405087,"usec":815039},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787223,"noise_level":-24.657570,"freq_skew":-0.888182,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"5Z","blk_id":"4","ack":"!","flight":"UA0905","msg_num":"M38","msg_num_seq":"A","msg_text":"/ET EXP TIME / EGLL KEWR 10 092445/EON 1612"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405087,"usec":816087},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.303855,"noise_level":-24.838650,"freq_skew":2.523287,"avlc":{"src":{"addr":"4CAFCF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1409,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405087,"usec":816222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.108803,"noise_level":-24.838650,"freq_skew":0.191111,"avlc":{"src":{"addr":"4CAD80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405087,"usec":818367},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.758124,"noise_level":-24.718193,"freq_skew":1.565899,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405088,"usec":586807},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709388,"noise_level":-25.211285,"freq_skew":-0.128498,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"BA","blk_id":"2","ack":"!","flight":"BA002X","msg_num":"J22","msg_num_seq":"A","msg_text":"/SOUCAYA.AT1.G-XLEK610A962E0002E3","arinc622":{"msg_type":"fans1a_cpdlc_msg","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".G-XLEK","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":2,"msg_ref":5,"timestamp":{"hour":9,"min":24,"sec":46}},"atc_downlink_msg_element_id":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405088,"usec":587792},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533840,"noise_level":-25.179689,"freq_skew":1.715363,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EMH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"FR83XN","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405089,"usec":350319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767406,"noise_level":-25.054445,"freq_skew":-1.053878,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405089,"usec":350910},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.289034,"noise_level":-25.360373,"freq_skew":2.179924,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22823,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[219,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405089,"usec":353282},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472607,"noise_level":-26.421898,"freq_skew":1.641705,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":118633},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766533,"noise_level":-26.188547,"freq_skew":0.574648,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":1,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":13,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":4,"credit_offered":10,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":118815},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510876,"noise_level":-26.170855,"freq_skew":-0.910740,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UA0905","msg_num":"O64","msg_num_seq":"A","sublabel":"10","msg_text":"SB0122BA_N791UA EGLLKEWR 23\r\n 53533-0039000923 35250-53032801301005Z010012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":119426},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413923,"noise_level":-26.153198,"freq_skew":1.727316,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4231,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":122022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334557,"noise_level":-26.694733,"freq_skew":1.317148,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"AABD7F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N791UA","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":952474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187039,"noise_level":-26.291229,"freq_skew":1.638359,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405090,"usec":955689},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001484,"noise_level":-26.096296,"freq_skew":0.086243,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405091,"usec":652496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045561,"noise_level":-26.009117,"freq_skew":-1.042032,"avlc":{"src":{"addr":"AABD7F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405091,"usec":656472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.747168,"noise_level":-26.511328,"freq_skew":0.685317,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405091,"usec":657274},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741539,"noise_level":-26.456356,"freq_skew":2.798774,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22798,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[188,241,251,226]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405092,"usec":361530},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668253,"noise_level":-26.081009,"freq_skew":2.303458,"avlc":{"src":{"addr":"C07193","type":"Aircraft","status":"Airborne"},"dst":{"addr":"225457","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405092,"usec":362282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933554,"noise_level":-26.203064,"freq_skew":2.869769,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405093,"usec":127131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.812393,"noise_level":-26.089640,"freq_skew":2.669767,"avlc":{"src":{"addr":"4CAFCF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405093,"usec":127701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.026742,"noise_level":-26.054688,"freq_skew":2.349962,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405093,"usec":897564},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478814,"noise_level":-26.465178,"freq_skew":1.836278,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11532,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[91,137]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405094,"usec":665568},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721925,"noise_level":-26.425591,"freq_skew":-0.086258,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405097,"usec":746610},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303545,"noise_level":-24.521027,"freq_skew":1.736150,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11532,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[91,137]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405099,"usec":271702},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.238610,"noise_level":-24.645569,"freq_skew":2.356018,"avlc":{"src":{"addr":"4CAFCF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A9A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GXJ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR06MK","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405100,"usec":44472},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.652299,"noise_level":-24.325321,"freq_skew":1.216907,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405100,"usec":52982},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196671,"noise_level":-24.131660,"freq_skew":-1.009557,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"KORD"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405100,"usec":748478},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742100,"noise_level":-23.910866,"freq_skew":-0.872209,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N652UA","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"UA0012","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405100,"usec":748598},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536030,"noise_level":-23.910866,"freq_skew":1.510275,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":3}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405101,"usec":517018},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481604,"noise_level":-23.993267,"freq_skew":1.446668,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221177","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,127,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405102,"usec":278931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668981,"noise_level":-23.993267,"freq_skew":1.627927,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405102,"usec":283616},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666635,"noise_level":-24.505062,"freq_skew":1.451711,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QAW","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR35NN","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405103,"usec":47262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368954,"noise_level":-24.537458,"freq_skew":-0.915639,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405103,"usec":51207},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861212,"noise_level":-24.349133,"freq_skew":-1.494189,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"_d","blk_id":"0","ack":"D","flight":"LX006A","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405103,"usec":815094},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152956,"noise_level":-25.000637,"freq_skew":1.366351,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405104,"usec":588534},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905259,"noise_level":-24.303375,"freq_skew":0.660377,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[10,177]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405105,"usec":351678},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806268,"noise_level":-24.190073,"freq_skew":0.541670,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"5","ack":"F","flight":"BA018A","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405105,"usec":356743},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820386,"noise_level":-24.846951,"freq_skew":0.519049,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405106,"usec":118858},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524310,"noise_level":-25.206161,"freq_skew":1.465715,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221177","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,127,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405106,"usec":121668},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740159,"noise_level":-25.064964,"freq_skew":-0.980695,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N652UA","mode":"2","label":"_d","blk_id":"6","ack":"W","flight":"UA0012","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405106,"usec":122565},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962681,"noise_level":-25.018404,"freq_skew":0.553765,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"6","ack":"G","flight":"BA018A","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405106,"usec":952464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281072,"noise_level":-24.849785,"freq_skew":1.456778,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QAW","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR35NN","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405107,"usec":652771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.792658,"noise_level":-25.698225,"freq_skew":1.500315,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405108,"usec":364489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066726,"noise_level":-24.914473,"freq_skew":1.484591,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405109,"usec":131040},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093621,"noise_level":-25.491650,"freq_skew":-0.975205,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N652UA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UA0012","msg_num":"F23","msg_num_seq":"A","sublabel":"M2","mfi":"BA","msg_text":"SNNCPXA.CC1.N652UA638096454910C816","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SNNCPXA","air_addr":".N652UA","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":7,"msg_ref":0,"timestamp":{"hour":9,"min":25,"sec":5}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405109,"usec":894385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116242,"noise_level":-25.313684,"freq_skew":-0.137484,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405109,"usec":895457},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744706,"noise_level":-25.265778,"freq_skew":0.578475,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[171,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405110,"usec":666865},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521381,"noise_level":-25.592463,"freq_skew":4.147827,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1193,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405110,"usec":669572},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835338,"noise_level":-26.629730,"freq_skew":0.534221,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":1,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":127.000000,"flags":224,"pdu_id":31,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22817,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[202,135,213,116]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405111,"usec":430440},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794003,"noise_level":-26.950493,"freq_skew":0.721558,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[6,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405111,"usec":433214},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755098,"noise_level":-26.816195,"freq_skew":-0.931211,"avlc":{"src":{"addr":"A11BC8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":193,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48223,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[93,164]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405111,"usec":437424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.455285,"noise_level":-26.627869,"freq_skew":1.286277,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405112,"usec":198012},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900789,"noise_level":-26.443541,"freq_skew":-1.493708,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"LX006A","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405112,"usec":198953},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904651,"noise_level":-26.407139,"freq_skew":-1.477827,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"B0","blk_id":"2","ack":"!","flight":"LX006A","msg_num":"J09","msg_num_seq":"A","msg_text":"/SOUCAYA.AFN/FMHSWR6A,.HB-JHL,,092510/FRP014E9"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405112,"usec":201377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033181,"noise_level":-26.298845,"freq_skew":-1.165424,"avlc":{"src":{"addr":"A895EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405112,"usec":975461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269667,"noise_level":-25.592899,"freq_skew":-1.480131,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405113,"usec":736290},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066359,"noise_level":-25.494236,"freq_skew":0.248394,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405113,"usec":736904},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907643,"noise_level":-25.477903,"freq_skew":2.075772,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22765,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[128,244,81,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405113,"usec":737929},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832570,"noise_level":-26.089626,"freq_skew":-1.481271,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":115,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":4,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405114,"usec":509369},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.336865,"noise_level":-25.563089,"freq_skew":0.365342,"avlc":{"src":{"addr":"494104","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405114,"usec":510752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839452,"noise_level":-25.513790,"freq_skew":1.978651,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405115,"usec":272475},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":1,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.839564,"noise_level":-25.895618,"freq_skew":3.568943,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109CEA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"LH0408","msg_num":"F07","msg_num_seq":"B","sublabel":"M1","msg_text":"OXBO.RIFLE.SPDEY.EMJAY.TOPRR.YAZUU.ZIZZI.TBONN.CAANO.PAJET.ZJAAY/DQ400/WRKRDU.KCLT8A6C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405115,"usec":977741},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724826,"noise_level":-25.576218,"freq_skew":0.094960,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":53.000000,"lon":-2.000000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405115,"usec":980802},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973112,"noise_level":-25.396528,"freq_skew":0.067194,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-XLEK","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"BA002X","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405115,"usec":980802},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.973112,"noise_level":-25.396528,"freq_skew":0.067194,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20067311","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,110,201,0,0,65,67,82,48,48,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405116,"usec":744702},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421423,"noise_level":-25.268145,"freq_skew":1.341961,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":50.400002,"lon":1.400000},"alt":27000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405116,"usec":745891},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743377,"noise_level":-25.396746,"freq_skew":1.582875,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[29,224,17,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405116,"usec":751065},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100195,"noise_level":-25.110495,"freq_skew":-0.058378,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405116,"usec":751373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790903,"noise_level":-25.598701,"freq_skew":0.004459,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":513889},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697896,"noise_level":-25.549200,"freq_skew":-1.734684,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"_d","blk_id":"3","ack":"F","flight":"LX006A","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":513889},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.697896,"noise_level":-25.549200,"freq_skew":-1.734684,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JHL","mode":"2","label":"B0","blk_id":"4","ack":"!","flight":"LX006A","msg_num":"J11","msg_num_seq":"A","msg_text":"/SOUCAYA.AFN/FMHSWR6A,.HB-JHL,,092516/FCPSNNCPXA,0059F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":517097},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747884,"noise_level":-25.370064,"freq_skew":0.667047,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":25,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":19,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":518385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774178,"noise_level":-26.098530,"freq_skew":-0.012446,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":19,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":519310},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.357540,"noise_level":-26.150629,"freq_skew":3.308313,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"KRDU"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405117,"usec":519478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240975,"noise_level":-26.150629,"freq_skew":4.313441,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405118,"usec":285256},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.379016,"noise_level":-25.754234,"freq_skew":3.415473,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109CEA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"LH0408","msg_num":"F07","msg_num_seq":"B","sublabel":"M1","msg_text":"OXBO.RIFLE.SPDEY.EMJAY.TOPRR.YAZUU.ZIZZI.TBONN.CAANO.PAJET.ZJAAY/DQ400/WRKRDU.KCLT8A6C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405119,"usec":47455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961477,"noise_level":-25.653736,"freq_skew":-1.708756,"avlc":{"src":{"addr":"4B1885","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10989A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405119,"usec":52296},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687732,"noise_level":-25.375147,"freq_skew":1.669767,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22713,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[29,224,17,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405119,"usec":816042},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521198,"noise_level":-25.716665,"freq_skew":1.486814,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62545,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[81,127]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405119,"usec":817061},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474872,"noise_level":-25.666487,"freq_skew":-1.430054,"avlc":{"src":{"addr":"48506C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405119,"usec":818013},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.578231,"noise_level":-25.616598,"freq_skew":3.300934,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405120,"usec":583764},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438663,"noise_level":-25.419855,"freq_skew":1.843911,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405120,"usec":585912},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681237,"noise_level":-26.100773,"freq_skew":1.873951,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48227,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[143,224,158,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405121,"usec":413368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.317750,"noise_level":-25.824682,"freq_skew":3.309622,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109CEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405122,"usec":120878},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669972,"noise_level":-25.107788,"freq_skew":-1.478260,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":47,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[156,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405122,"usec":886564},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605871,"noise_level":-24.952793,"freq_skew":-1.827973,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[152,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405122,"usec":891499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097757,"noise_level":-24.680584,"freq_skew":1.548229,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"408170","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405123,"usec":655860},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915891,"noise_level":-24.387808,"freq_skew":-1.660327,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":49,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22781,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[109,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405124,"usec":363794},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346570,"noise_level":-24.889639,"freq_skew":1.528577,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":50.400002,"lon":1.400000},"alt":27000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":128597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561895,"noise_level":-24.783533,"freq_skew":-1.621601,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":129066},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439523,"noise_level":-24.768482,"freq_skew":2.166111,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7862,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[194,15,132,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":131996},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636439,"noise_level":-24.678707,"freq_skew":1.396483,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SX-NAK","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"A306AV","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":131996},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.636439,"noise_level":-24.678707,"freq_skew":1.396483,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21534053","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,69,0,70,184,43,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":134041},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339691,"noise_level":-24.989397,"freq_skew":0.170705,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":900342},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776616,"noise_level":-24.641630,"freq_skew":1.963746,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":902115},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541911,"noise_level":-25.319199,"freq_skew":0.197886,"avlc":{"src":{"addr":"406EC9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":902302},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480752,"noise_level":-25.319199,"freq_skew":2.030672,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":51.000000,"lon":-8.100000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":903234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391334,"noise_level":-25.674988,"freq_skew":1.440701,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405125,"usec":904496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706840,"noise_level":-25.641663,"freq_skew":-0.047305,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405126,"usec":665013},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572505,"noise_level":-26.373577,"freq_skew":1.602473,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5501,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":4,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405126,"usec":665505},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604831,"noise_level":-26.355503,"freq_skew":1.317059,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SX-NAK","mode":"2","label":"SA","blk_id":"3","ack":"!","flight":"A306AV","msg_num":"S59","msg_num_seq":"A","msg_text":"0EV092523V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":9,"min":25,"sec":23}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405128,"usec":968549},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792996,"noise_level":-24.988470,"freq_skew":1.496943,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405128,"usec":975060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074802,"noise_level":-25.586418,"freq_skew":0.635462,"avlc":{"src":{"addr":"8940A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262258","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405129,"usec":743438},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119921,"noise_level":-26.009054,"freq_skew":3.386442,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"4","ack":"E","flight":"LH0408","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405131,"usec":273847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788128,"noise_level":-25.293371,"freq_skew":1.400136,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405131,"usec":277169},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.335925,"noise_level":-25.103739,"freq_skew":3.530504,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"5","ack":"F","flight":"LH0408","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405132,"usec":38577},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618635,"noise_level":-25.088120,"freq_skew":0.470858,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"_d","blk_id":"7","ack":"H","flight":"BA018A","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405132,"usec":742813},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403384,"noise_level":-25.065907,"freq_skew":1.733135,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":24,"dst_ref":62545,"variable_part_params":[{"name":"checksum","value":[94,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405132,"usec":748747},"freq":136975000,"burst_len_octets":39,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354845,"noise_level":-25.495945,"freq_skew":1.531101,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":11538,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[125,49]}]}],"x227_apdu":{"acse_apdu":{"choice":"abrt","data":{"abort":{"abort_source":{"value":0,"value_descr":"user"},"abort_diagnostics":"no-reason-given"}}},"cpdlc":{"protected_aircraft_pdus":{"choice":"abortUser","data":{"cpdlc_user_abort_reason":"current-data-authority-abort"}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405133,"usec":510123},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567803,"noise_level":-25.430775,"freq_skew":2.610791,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-NEOW","mode":"2","label":"_d","blk_id":"2","ack":"L","flight":"BA0385","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405133,"usec":511994},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658456,"noise_level":-25.431511,"freq_skew":-1.503442,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22781,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[25,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405133,"usec":515059},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657764,"noise_level":-25.270683,"freq_skew":2.688452,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-NEOW","mode":"2","label":"15","blk_id":"3","ack":"!","flight":"BA0385","msg_num":"M40","msg_num_seq":"A","msg_text":"FST01EBBREGLL 201 31 25 09470925"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405133,"usec":516128},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540753,"noise_level":-25.738420,"freq_skew":2.200162,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":51.000000,"lon":-8.100000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405134,"usec":282096},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585846,"noise_level":-25.392263,"freq_skew":1.625162,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":11538,"variable_part_params":[{"name":"checksum","value":[76,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405134,"usec":282853},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620207,"noise_level":-25.532074,"freq_skew":2.233591,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405134,"usec":282853},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.620207,"noise_level":-25.532074,"freq_skew":2.233591,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20062102","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,100,66,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405135,"usec":50827},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837064,"noise_level":-25.763546,"freq_skew":0.596141,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"15","blk_id":"8","ack":"!","flight":"BA018A","msg_num":"M60","msg_num_seq":"A","msg_text":"FST01KJFKEGLLN525603W0018153265 64 332M 42C 3424515515137813697509400925"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405135,"usec":813121},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149403,"noise_level":-25.613071,"freq_skew":1.554581,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"timer_t4","value":[0,2]},{"name":"airport_coverage","value":"EGGD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":51.400002,"lon":-2.700000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405136,"usec":650784},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562015,"noise_level":-25.176680,"freq_skew":0.708730,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-ZBLG","mode":"2","label":"15","blk_id":"9","ack":"!","flight":"BA018A","msg_num":"M61","msg_num_seq":"A","msg_text":"FST01KJFKEGLLN525603W0018153265 64 332M 42C 3424515515137813697509400925"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405137,"usec":350313},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684817,"noise_level":-24.761169,"freq_skew":2.339475,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405137,"usec":350790},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527809,"noise_level":-24.746155,"freq_skew":2.185869,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20062102","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,100,66,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405137,"usec":354321},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598445,"noise_level":-24.915352,"freq_skew":-1.646069,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22781,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[25,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":121076},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738738,"noise_level":-24.688889,"freq_skew":2.091614,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":121385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431010,"noise_level":-24.688889,"freq_skew":1.607020,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":885587},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567611,"noise_level":-24.395838,"freq_skew":1.426996,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":28,"dst_ref":11562,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[196,225]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":886113},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831734,"noise_level":-24.367069,"freq_skew":0.600748,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":886773},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355853,"noise_level":-24.338396,"freq_skew":-1.755644,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":886773},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.355853,"noise_level":-24.338396,"freq_skew":-1.755644,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[148,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405138,"usec":887673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042841,"noise_level":-24.295563,"freq_skew":2.748269,"avlc":{"src":{"addr":"4077E0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405139,"usec":655757},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119771,"noise_level":-23.932930,"freq_skew":3.465172,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"B0","blk_id":"6","ack":"!","flight":"LH0408","msg_num":"J00","msg_num_seq":"A","msg_text":"/EGTT.AFN/FMHDLH408,.D-AIKQ,3C6571,092538/FPON51412E003232,1/FCOADS,01/FCOATC,019C84"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405140,"usec":424793},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461646,"noise_level":-23.650694,"freq_skew":2.139754,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405140,"usec":427946},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.398030,"noise_level":-23.558617,"freq_skew":0.344860,"avlc":{"src":{"addr":"A4AB89","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109FCA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":83,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":41450,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[173,52,83,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405141,"usec":194132},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394815,"noise_level":-23.275429,"freq_skew":-1.666554,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22781,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[144,223]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405141,"usec":901437},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882651,"noise_level":-23.236301,"freq_skew":2.209559,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":51.000000,"lon":-8.200000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405141,"usec":901854},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699236,"noise_level":-23.375418,"freq_skew":-1.797802,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22781,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[93,243]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405142,"usec":666518},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559004,"noise_level":-23.110464,"freq_skew":1.642461,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":11562,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405142,"usec":667847},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976149,"noise_level":-23.073263,"freq_skew":2.095766,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20062102","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,100,66,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405142,"usec":671838},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833909,"noise_level":-22.962612,"freq_skew":1.381994,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22771,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[207,248,42,187]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405143,"usec":434277},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848705,"noise_level":-23.569416,"freq_skew":-1.579690,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405143,"usec":436981},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721655,"noise_level":-23.491165,"freq_skew":2.016893,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":77,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,69,90,89,0,64,100,66],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":198256},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767160,"noise_level":-23.324003,"freq_skew":1.664701,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11562,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[217,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":202415},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174798,"noise_level":-23.210133,"freq_skew":1.232407,"avlc":{"src":{"addr":"46B82B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":205353},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586206,"noise_level":-23.762197,"freq_skew":-1.571232,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":22781,"variable_part_params":[{"name":"checksum","value":[242,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":205901},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665709,"noise_level":-23.748814,"freq_skew":2.026153,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":78,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":5,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,69,90,89,0,64,100,66]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,69,90,89,0,64,100,66]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":205901},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665709,"noise_level":-23.748814,"freq_skew":2.026153,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":79,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":6,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,69,90,89,0,64,100,66]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,69,90,89,0,64,100,66]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":967276},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820383,"noise_level":-23.655697,"freq_skew":3.189487,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"7","ack":"G","flight":"LH0408","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":969551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848588,"noise_level":-23.576668,"freq_skew":2.110755,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":971953},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387465,"noise_level":-24.295614,"freq_skew":2.046541,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405144,"usec":975647},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616138,"noise_level":-24.182413,"freq_skew":2.032148,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":80,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405145,"usec":737423},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502094,"noise_level":-24.827343,"freq_skew":1.374897,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["10901A","10909A","10980A","10959A","10919A","1091EA","10934A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405145,"usec":739420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.034912,"noise_level":-25.584908,"freq_skew":1.339678,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405145,"usec":740465},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":1,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.388917,"noise_level":-25.519070,"freq_skew":2.258237,"avlc":{"src":{"addr":"4CA764","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094EA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"EGBB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["1099DA","10959A","10919A","1091EA","10983A","10988A","10914A","10991A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405146,"usec":508179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.024157,"noise_level":-25.260601,"freq_skew":3.568133,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"8","ack":"H","flight":"LH0408","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405146,"usec":508837},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503575,"noise_level":-25.285894,"freq_skew":2.248532,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405146,"usec":512016},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745026,"noise_level":-25.112055,"freq_skew":2.654308,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"U263EW","msg_num":"M24","msg_num_seq":"A","msg_text":"/EGKK.TI2/024EGKKAD1F7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405147,"usec":270510},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474640,"noise_level":-24.941628,"freq_skew":1.516972,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221177","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,127,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":41332},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267317,"noise_level":-25.404800,"freq_skew":1.684317,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QAW","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR35NN","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":45803},"freq":136975000,"burst_len_octets":279,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681445,"noise_level":-25.165390,"freq_skew":-0.080131,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TC-LSR","mode":"2","label":"H2","blk_id":"3","ack":"!","flight":"TK01WN","msg_num":"M46","msg_num_seq":"A","msg_text":"02E10LTFMEIDWN52433E00307808503512M587244046G QN52580E00151108573597M547227038G QN53120E00032809043600M542253031G QN53225W00046809113600M545272027G QN53313W00208409183600M545299016G QN53393W00332709253566M545324018G Q"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":46717},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833161,"noise_level":-26.170586,"freq_skew":-1.771465,"avlc":{"src":{"addr":"40749B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10987A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":22781,"variable_part_params":[{"name":"checksum","value":[242,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":47082},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.073618,"noise_level":-26.152931,"freq_skew":3.186312,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"9","ack":"I","flight":"LH0408","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":47175},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715122,"noise_level":-26.152931,"freq_skew":1.687902,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11562,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[217,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":744402},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.649862,"noise_level":-26.940952,"freq_skew":1.318794,"avlc":{"src":{"addr":"39AE97","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C97","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":747540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522344,"noise_level":-26.731060,"freq_skew":1.513654,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405148,"usec":748548},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383681,"noise_level":-27.549786,"freq_skew":2.172507,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U223AG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":278257},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910135,"noise_level":-26.853407,"freq_skew":2.121077,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":278463},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481450,"noise_level":-27.335278,"freq_skew":2.171519,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZGE","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"U223AG","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":278570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337852,"noise_level":-27.335278,"freq_skew":1.380732,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":279626},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994231,"noise_level":-27.826586,"freq_skew":3.333568,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"0","ack":"J","flight":"LH0408","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":280506},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706532,"noise_level":-27.762661,"freq_skew":2.952648,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"U263EW","msg_num":"M24","msg_num_seq":"A","msg_text":"/EGKK.TI2/024EGKKAD1F7"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405150,"usec":283819},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731256,"noise_level":-27.511568,"freq_skew":-0.104985,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":46312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130208,"noise_level":-27.429457,"freq_skew":2.034943,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":50618},"freq":136975000,"burst_len_octets":279,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689040,"noise_level":-27.128277,"freq_skew":-0.333331,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TC-LSR","mode":"2","label":"H2","blk_id":"3","ack":"!","flight":"TK01WN","msg_num":"M46","msg_num_seq":"A","msg_text":"02E10LTFMEIDWN52433E00307808503512M587244046G QN52580E00151108573597M547227038G QN53120E00032809043600M542253031G QN53225W00046809113600M545272027G QN53313W00208409183600M545299016G QN53393W00332709253566M545324018G Q"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":50932},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654697,"noise_level":-28.009991,"freq_skew":0.629098,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[2,183]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":51889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490643,"noise_level":-27.944708,"freq_skew":2.770618,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"7","ack":"I","flight":"U263EW","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":813850},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583178,"noise_level":-28.438519,"freq_skew":0.637127,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[253,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":816802},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365509,"noise_level":-28.212021,"freq_skew":2.168128,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405151,"usec":820565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185890,"noise_level":-27.904530,"freq_skew":-0.026102,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405152,"usec":586275},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548937,"noise_level":-27.586723,"freq_skew":2.086828,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_LCR","type_descr":"Link Connection Refused","vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":2},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"lcr_cause","value":{"cause_code":127,"cause_descr":"Other unspecified local reason","delay":0}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405152,"usec":588140},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259911,"noise_level":-27.462786,"freq_skew":1.403077,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11562,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[217,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405152,"usec":588968},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846148,"noise_level":-27.421864,"freq_skew":0.850291,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[68,146]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405153,"usec":350245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038477,"noise_level":-27.852459,"freq_skew":1.981486,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405153,"usec":351371},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092607,"noise_level":-27.767076,"freq_skew":2.724110,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKX","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR65BP","msg_num":"M66","msg_num_seq":"A","msg_text":"092550,,0945, 78,N . MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405153,"usec":353901},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649673,"noise_level":-27.577984,"freq_skew":2.184366,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F7A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,69,90,89,0,64,100,66,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405154,"usec":118020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771152,"noise_level":-27.231665,"freq_skew":0.811601,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405154,"usec":884394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401284,"noise_level":-26.765121,"freq_skew":2.511816,"avlc":{"src":{"addr":"4CA816","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405155,"usec":656915},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268201,"noise_level":-26.304398,"freq_skew":1.518673,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11562,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[213,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405155,"usec":662939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268232,"noise_level":-26.056681,"freq_skew":2.362420,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405156,"usec":359649},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775668,"noise_level":-25.883970,"freq_skew":1.450227,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":11562,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,150]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405157,"usec":136155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765460,"noise_level":-25.099640,"freq_skew":1.482430,"avlc":{"src":{"addr":"4D227F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097DA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405158,"usec":663262},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.282239,"noise_level":-25.110304,"freq_skew":2.159696,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":628,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405158,"usec":669391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012432,"noise_level":-26.042337,"freq_skew":2.042580,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405159,"usec":438019},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692898,"noise_level":-25.600946,"freq_skew":0.802997,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405159,"usec":439906},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076449,"noise_level":-25.551432,"freq_skew":2.200465,"avlc":{"src":{"addr":"4CAF2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10995A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":48194,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,48]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405160,"usec":203714},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378384,"noise_level":-25.971670,"freq_skew":-0.025476,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22578,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[19,223,80,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22578,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,46,184,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":25,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405160,"usec":970762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387422,"noise_level":-25.468315,"freq_skew":-0.305027,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405160,"usec":973280},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743946,"noise_level":-25.354948,"freq_skew":1.009874,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405161,"usec":738458},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991708,"noise_level":-25.195518,"freq_skew":2.018251,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405163,"usec":271737},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658009,"noise_level":-24.425049,"freq_skew":0.491477,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[247,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":26,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405163,"usec":983079},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638882,"noise_level":-23.784267,"freq_skew":0.800181,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405165,"usec":513657},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892309,"noise_level":-23.364840,"freq_skew":0.759053,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":421,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405165,"usec":513657},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.892309,"noise_level":-23.364840,"freq_skew":0.759053,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[249,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405165,"usec":517316},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790624,"noise_level":-23.556763,"freq_skew":0.653408,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22702,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[238,198]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405166,"usec":286373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738722,"noise_level":-23.893166,"freq_skew":0.961808,"avlc":{"src":{"addr":"C0737B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10916A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405167,"usec":52254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794674,"noise_level":-23.638569,"freq_skew":0.555147,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22702,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[214,190]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405167,"usec":818062},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017793,"noise_level":-23.276472,"freq_skew":-0.161976,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22578,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[120,28,205,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":26,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405167,"usec":819350},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543122,"noise_level":-23.225954,"freq_skew":1.831549,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":127,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405167,"usec":820331},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454489,"noise_level":-23.188257,"freq_skew":2.704778,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"_d","blk_id":"8","ack":"J","flight":"U263EW","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405168,"usec":585606},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594702,"noise_level":-23.039797,"freq_skew":0.510002,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405168,"usec":587495},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565596,"noise_level":-23.867672,"freq_skew":-0.165338,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405168,"usec":588203},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573061,"noise_level":-23.840597,"freq_skew":1.983165,"avlc":{"src":{"addr":"4D24CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10991A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405169,"usec":356265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672944,"noise_level":-24.576263,"freq_skew":0.500116,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405170,"usec":117373},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764117,"noise_level":-25.159645,"freq_skew":-0.000207,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":343,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405170,"usec":117373},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.764117,"noise_level":-25.159645,"freq_skew":-0.000207,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22578,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[104,172,130,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405170,"usec":886886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786960,"noise_level":-24.759941,"freq_skew":-0.042338,"avlc":{"src":{"addr":"4BB272","type":"Aircraft","status":"Airborne"},"dst":{"addr":"262259","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405170,"usec":888868},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717887,"noise_level":-25.504826,"freq_skew":0.620604,"avlc":{"src":{"addr":"407AF2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10959A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":32,"dst_ref":22702,"variable_part_params":[{"name":"checksum","value":[86,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405170,"usec":890059},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278831,"noise_level":-26.194107,"freq_skew":4.139265,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1194,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[220,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405171,"usec":655961},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289903,"noise_level":-26.993042,"freq_skew":4.307293,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[251,55]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":26,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405173,"usec":130855},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670033,"noise_level":-26.037266,"freq_skew":4.249563,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405173,"usec":899042},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424880,"noise_level":-26.049191,"freq_skew":-0.006771,"avlc":{"src":{"addr":"346184","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10983A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22847,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[231,56,51,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405173,"usec":899807},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710047,"noise_level":-26.551592,"freq_skew":3.400208,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"_d","blk_id":"1","ack":"K","flight":"LH0408","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405174,"usec":662124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330204,"noise_level":-26.441494,"freq_skew":2.244028,"avlc":{"src":{"addr":"406442","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10996A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405174,"usec":663482},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622820,"noise_level":-26.350796,"freq_skew":3.260121,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIKQ","mode":"2","label":"BA","blk_id":"2","ack":"!","flight":"LH0408","msg_num":"J01","msg_num_seq":"A","msg_text":"/SOUCAYA.CC1.D-AIKQ6040968C49105629","arinc622":{"msg_type":"fans1a_cpdlc_connect_confirm","crc_ok":true,"gs_addr":"SOUCAYA","air_addr":".D-AIKQ","cpdlc":{"err":false,"atc_downlink_msg":{"header":{"msg_id":0,"msg_ref":32,"timestamp":{"hour":9,"min":26,"sec":12}},"atc_downlink_msg_element_id":{"choice_label":"[versionnumber]","choice":"dM73VersionNumber","data":{"ver_num":1}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405174,"usec":666258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438285,"noise_level":-26.189892,"freq_skew":1.712266,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405175,"usec":435788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879562,"noise_level":-26.183214,"freq_skew":3.356455,"avlc":{"src":{"addr":"3C6571","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405178,"usec":504367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.127458,"noise_level":-24.735542,"freq_skew":3.371875,"avlc":{"src":{"addr":"A4D483","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405180,"usec":39636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.131602,"noise_level":-24.003181,"freq_skew":3.328041,"avlc":{"src":{"addr":"A4D483","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10978A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405183,"usec":53212},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088293,"noise_level":-22.455708,"freq_skew":2.182824,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":143,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405183,"usec":816228},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366488,"noise_level":-22.486004,"freq_skew":4.175491,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[111,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":26,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405186,"usec":124522},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607840,"noise_level":-21.680363,"freq_skew":2.840546,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10993A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":53.400002,"lon":-3.600000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405186,"usec":124522},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.607840,"noise_level":-21.680363,"freq_skew":2.840546,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10993A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZWC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U263EW","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405186,"usec":124522},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.607840,"noise_level":-21.680363,"freq_skew":2.840546,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10993A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20063524","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,103,84,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405186,"usec":131065},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450176,"noise_level":-22.664276,"freq_skew":1.847486,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10930A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":11532,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[91,137]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405186,"usec":894277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803402,"noise_level":-22.396938,"freq_skew":2.964971,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10993A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405187,"usec":658620},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387977,"noise_level":-22.283695,"freq_skew":4.226945,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":22762,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[111,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":5,"day":10},"time":{"hour":9,"min":26,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405187,"usec":661438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852051,"noise_level":-23.259510,"freq_skew":2.760502,"avlc":{"src":{"addr":"406754","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10993A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405189,"usec":125954},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797773,"noise_level":-22.852049,"freq_skew":4.115617,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[216,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405189,"usec":126217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875749,"noise_level":-22.852049,"freq_skew":1.964476,"avlc":{"src":{"addr":"40631A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10904A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405189,"usec":132810},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726899,"noise_level":-23.303488,"freq_skew":1.709719,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405189,"usec":899408},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654395,"noise_level":-23.040686,"freq_skew":2.067886,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EMH","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR83XN","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405189,"usec":905331},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703223,"noise_level":-23.387669,"freq_skew":1.674003,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23124117","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,168,79,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405191,"usec":436773},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307203,"noise_level":-22.804697,"freq_skew":4.254992,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEAL"},{"name":"ac_location","value":{"loc":{"lat":51.799999,"lon":-2.900000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405192,"usec":202344},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361277,"noise_level":-24.333570,"freq_skew":4.080090,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJP","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR26QM","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405192,"usec":970009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580544,"noise_level":-24.065937,"freq_skew":4.005820,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405192,"usec":973351},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356562,"noise_level":-25.082333,"freq_skew":4.116792,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127145","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,101,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405193,"usec":735196},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708480,"noise_level":-24.873886,"freq_skew":3.932930,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22762,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[216,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405193,"usec":739465},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403350,"noise_level":-24.799294,"freq_skew":4.011255,"avlc":{"src":{"addr":"4CAE65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1097AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405193,"usec":740326},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506931,"noise_level":-25.235420,"freq_skew":1.913312,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EMH","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR83XN","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405194,"usec":505505},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712929,"noise_level":-24.969730,"freq_skew":1.860664,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23124117","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,168,79,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405195,"usec":275659},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001660,"noise_level":-24.461555,"freq_skew":2.493187,"avlc":{"src":{"addr":"C06A82","type":"Aircraft","status":"Airborne"},"dst":{"addr":"214A77","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405195,"usec":972993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126199,"noise_level":-24.403679,"freq_skew":1.523450,"avlc":{"src":{"addr":"214A77","type":"Ground station","status":"On ground"},"dst":{"addr":"C06A82","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405196,"usec":743274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178330,"noise_level":-23.967751,"freq_skew":1.901441,"avlc":{"src":{"addr":"4CA84F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1094AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1778405199,"usec":48917},"freq":136975000,"burst_len_octets":186,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797322,"noise_level":-22.910166,"freq_skew":1.831646,"avlc":{"src":{"addr":"A53D80","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109E6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N437DX","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"NW0059","msg_num":"D71","msg_num_seq":"A","sublabel":"DF","msg_text":"239016300201010098086\r\nR39/A33039,1,1\r\n239N437DX59 051026092626818 5363- 425380-24-53337 19AG0505 90640 260 463-0012780200B805ZEGLLKBOS"}}}}