{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788630,"usec":178195},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517028,"noise_level":-27.540724,"freq_skew":0.647306,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788630,"usec":947103},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036809,"noise_level":-27.194309,"freq_skew":-0.494596,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LFLL"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788630,"usec":951634},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761351,"noise_level":-27.036665,"freq_skew":-0.224318,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AT604P","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788631,"usec":705423},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926763,"noise_level":-26.824471,"freq_skew":-0.303385,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400132","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":[71,0,39,65,82,65,77,0,2,0,90,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788632,"usec":470988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629182,"noise_level":-26.093817,"freq_skew":-0.416517,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788633,"usec":994769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.377476,"noise_level":-25.387526,"freq_skew":-0.298768,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788634,"usec":762675},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466467,"noise_level":-25.039280,"freq_skew":0.901320,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","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":254,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788634,"usec":764419},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570266,"noise_level":-25.590410,"freq_skew":-1.881771,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":5,"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":99,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788634,"usec":766103},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357203,"noise_level":-26.566065,"freq_skew":-0.646215,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788635,"usec":516643},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388519,"noise_level":-26.168356,"freq_skew":0.793068,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[45,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788636,"usec":280877},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925717,"noise_level":-26.955212,"freq_skew":0.620748,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788636,"usec":284982},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813385,"noise_level":-27.711910,"freq_skew":0.832910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788637,"usec":51293},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931942,"noise_level":-27.140167,"freq_skew":0.836913,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[34,150,110,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788637,"usec":799901},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209898,"noise_level":-27.247669,"freq_skew":0.916352,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[60,104,95,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788637,"usec":808481},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963097,"noise_level":-27.880398,"freq_skew":1.176274,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788638,"usec":566191},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797989,"noise_level":-27.625923,"freq_skew":0.914674,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788638,"usec":566500},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524417,"noise_level":-27.605049,"freq_skew":1.005432,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[64,69,81,29]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2415,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,244,148,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788639,"usec":333059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198717,"noise_level":-26.904388,"freq_skew":1.238596,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788640,"usec":855903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794705,"noise_level":-25.923367,"freq_skew":0.972114,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788642,"usec":373414},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645715,"noise_level":-26.268436,"freq_skew":0.684186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,125,87,2]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788642,"usec":374631},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794508,"noise_level":-26.197227,"freq_skew":1.243739,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2415,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,237,50,197]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788642,"usec":380507},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212328,"noise_level":-25.918100,"freq_skew":-2.099031,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":134375},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446600,"noise_level":-25.748091,"freq_skew":-0.377476,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":137387},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.043847,"noise_level":-25.614441,"freq_skew":-2.346374,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"YW1115","msg_num":"L13","msg_num_seq":"A","msg_text":"/LECO.TI2/024LECOAF186"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":138751},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395410,"noise_level":-26.573967,"freq_skew":-0.524319,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[92,241,127,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":140385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816732,"noise_level":-26.500223,"freq_skew":1.243250,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":893003},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917734,"noise_level":-26.463583,"freq_skew":0.988644,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,100,17,140]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":896406},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563952,"noise_level":-26.264784,"freq_skew":0.496922,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2478,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,120,178,222]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2478,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,0,190,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":899636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.387857,"noise_level":-27.012098,"freq_skew":0.718453,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":900564},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880825,"noise_level":-26.973238,"freq_skew":0.942908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[123,150,4,169]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788643,"usec":900947},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.307952,"noise_level":-27.226135,"freq_skew":-2.155018,"avlc":{"src":{"addr":"34604B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788644,"usec":662743},"freq":136975000,"burst_len_octets":173,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541891,"noise_level":-26.970472,"freq_skew":0.928970,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,82,65,0,72,102,223,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":55408,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":53762,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[84,110,211,227]},{"name":"checksum","value":[5,70]},{"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":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":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788644,"usec":664796},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687082,"noise_level":-26.874113,"freq_skew":0.553268,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788644,"usec":667227},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337106,"noise_level":-26.759872,"freq_skew":0.554170,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":53762,"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":[138,194,51,245]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788645,"usec":422134},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552527,"noise_level":-26.827993,"freq_skew":0.647774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[233,200,237,174]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788645,"usec":423108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054276,"noise_level":-27.649014,"freq_skew":-1.375023,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788646,"usec":188736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494652,"noise_level":-27.219757,"freq_skew":0.407504,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788646,"usec":947267},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977136,"noise_level":-26.887161,"freq_skew":-1.630526,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788646,"usec":949770},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193528,"noise_level":-27.705057,"freq_skew":-2.279405,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"_d","blk_id":"9","ack":"G","flight":"YW1115","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788647,"usec":703394},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887083,"noise_level":-28.014803,"freq_skew":1.249278,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788647,"usec":712003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453337,"noise_level":-27.693005,"freq_skew":1.449897,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788648,"usec":470247},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136473,"noise_level":-28.207420,"freq_skew":-2.445763,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"_d","blk_id":"0","ack":"H","flight":"YW1115","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788648,"usec":471631},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696906,"noise_level":-29.288490,"freq_skew":1.167581,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":239884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846874,"noise_level":-28.537411,"freq_skew":1.468302,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":189,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,53,175,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":240532},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364966,"noise_level":-28.514231,"freq_skew":0.926796,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":988914},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758406,"noise_level":-28.308352,"freq_skew":0.871682,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[101,148,223,230]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":992168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610104,"noise_level":-28.715267,"freq_skew":0.536922,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":993349},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636129,"noise_level":-29.728640,"freq_skew":1.181446,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":993699},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104942,"noise_level":-30.385727,"freq_skew":0.872247,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":23985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":50,"variable_part_params":[{"name":"atn_checksum","value":[178,122,213,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788649,"usec":995279},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370602,"noise_level":-30.501616,"freq_skew":0.401240,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":50,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[200,149,174,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788650,"usec":755498},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785109,"noise_level":-30.505579,"freq_skew":0.847565,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":71,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788650,"usec":755881},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437456,"noise_level":-30.476515,"freq_skew":0.505281,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.100000},"alt":27000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788650,"usec":758896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460258,"noise_level":-30.332632,"freq_skew":0.821052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788650,"usec":760813},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903452,"noise_level":-30.465878,"freq_skew":0.846530,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":71,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788651,"usec":520946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355784,"noise_level":-29.931995,"freq_skew":-2.924294,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[102,246,213,36]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788652,"usec":291248},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268007,"noise_level":-29.051571,"freq_skew":-3.077833,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":35730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823594,"noise_level":-29.388908,"freq_skew":0.652889,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":36198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780407,"noise_level":-29.337856,"freq_skew":2.628281,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":37288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392730,"noise_level":-29.236643,"freq_skew":-1.238738,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":39707},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662703,"noise_level":-29.062313,"freq_skew":0.395876,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":40754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353543,"noise_level":-29.013140,"freq_skew":0.648072,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":50,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[200,149,174,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":42494},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572222,"noise_level":-29.618908,"freq_skew":0.840067,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788653,"usec":814754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638835,"noise_level":-29.149179,"freq_skew":0.978175,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[101,148,223,230]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788654,"usec":563502},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609659,"noise_level":-29.359751,"freq_skew":-0.780463,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788654,"usec":564654},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677855,"noise_level":-29.258286,"freq_skew":0.692211,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":23986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":50,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[183,35,6,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788654,"usec":565562},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685593,"noise_level":-29.182957,"freq_skew":1.558550,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788655,"usec":322916},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776172,"noise_level":-28.942955,"freq_skew":-1.922722,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":100,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2292,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[84,11,6,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788655,"usec":324358},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841276,"noise_level":-28.822197,"freq_skew":0.574951,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788655,"usec":331175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655960,"noise_level":-28.492752,"freq_skew":2.268143,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[69,96,189,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788655,"usec":332815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366735,"noise_level":-28.378052,"freq_skew":-2.434531,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788656,"usec":84469},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590563,"noise_level":-28.853756,"freq_skew":0.661492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":48.500000,"flags":192,"pdu_id":19611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[234,140,72,238]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788656,"usec":85172},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500336,"noise_level":-28.805744,"freq_skew":-1.954798,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":433,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788656,"usec":850586},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041457,"noise_level":-28.317041,"freq_skew":2.164321,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788656,"usec":852501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065758,"noise_level":-28.182316,"freq_skew":0.593718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788657,"usec":611680},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309032,"noise_level":-27.684399,"freq_skew":0.609655,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788658,"usec":376295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895047,"noise_level":-27.713623,"freq_skew":0.716676,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788658,"usec":377007},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841765,"noise_level":-27.836376,"freq_skew":0.972136,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788659,"usec":138656},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850063,"noise_level":-27.708847,"freq_skew":0.334856,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.100000},"alt":27000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788659,"usec":905144},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612350,"noise_level":-27.216681,"freq_skew":0.410814,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"23126223","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,73,69,0,76,172,147,0,1,0,0,65,65,49,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788659,"usec":910478},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568314,"noise_level":-26.922661,"freq_skew":0.332855,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"ZD0001","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788660,"usec":663132},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609783,"noise_level":-26.945068,"freq_skew":0.328087,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788661,"usec":427663},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506750,"noise_level":-26.604038,"freq_skew":-1.463551,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-3.500000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788661,"usec":431491},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924803,"noise_level":-26.383904,"freq_skew":0.338437,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788661,"usec":432091},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580916,"noise_level":-26.619595,"freq_skew":-1.470032,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMQ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"3O397L","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788661,"usec":432091},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.580916,"noise_level":-26.619595,"freq_skew":-1.470032,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400566","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":[71,0,39,65,77,65,67,0,2,1,118,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788662,"usec":944729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464411,"noise_level":-26.043530,"freq_skew":-0.335928,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788662,"usec":946738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772347,"noise_level":-25.939646,"freq_skew":-1.363171,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788662,"usec":947066},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552576,"noise_level":-25.922451,"freq_skew":-0.669633,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788663,"usec":705051},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613101,"noise_level":-25.635246,"freq_skew":-0.617301,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"00400666","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,82,71,77,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788663,"usec":705051},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.613101,"noise_level":-25.635246,"freq_skew":-0.617301,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT652D","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788663,"usec":715068},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439234,"noise_level":-26.275518,"freq_skew":-2.325150,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":143,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788664,"usec":477329},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794274,"noise_level":-26.764353,"freq_skew":-1.202563,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1073,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[122,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788665,"usec":227190},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831605,"noise_level":-26.924879,"freq_skew":-1.446368,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"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":1074,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2450,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[69,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788666,"usec":1034},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512382,"noise_level":-26.098001,"freq_skew":-1.174116,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788666,"usec":755979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082788,"noise_level":-25.856018,"freq_skew":2.254302,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788666,"usec":757384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620971,"noise_level":-26.779419,"freq_skew":1.681365,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":76,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[4,59,108,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":513592},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089053,"noise_level":-26.481266,"freq_skew":2.466122,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[41,181,165,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":514426},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372388,"noise_level":-26.444706,"freq_skew":0.434381,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":514426},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.372388,"noise_level":-26.444706,"freq_skew":0.434381,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1209,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,55,128,87]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2477,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,102,172,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":516147},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645292,"noise_level":-26.353973,"freq_skew":-0.690663,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"00400666","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,82,71,77,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":516147},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.645292,"noise_level":-26.353973,"freq_skew":-0.690663,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT652D","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788667,"usec":518775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262418,"noise_level":-26.853504,"freq_skew":0.015623,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788668,"usec":278123},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876754,"noise_level":-27.215340,"freq_skew":0.506512,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788668,"usec":279791},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750614,"noise_level":-27.653177,"freq_skew":0.761024,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":85,"dst_ref":53764,"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":[213,109,100,17]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788668,"usec":282009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780252,"noise_level":-27.528294,"freq_skew":2.384355,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788668,"usec":283277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788742,"noise_level":-27.549555,"freq_skew":-0.536620,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788669,"usec":810372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695360,"noise_level":-26.910732,"freq_skew":0.703341,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788671,"usec":326273},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659676,"noise_level":-26.015411,"freq_skew":0.849490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"sseq":3,"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":26340,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788671,"usec":326884},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719861,"noise_level":-25.980757,"freq_skew":0.900115,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2442,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[162,54,189,153]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788672,"usec":95482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141674,"noise_level":-25.476879,"freq_skew":-1.565248,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788672,"usec":101222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494354,"noise_level":-26.397495,"freq_skew":0.913557,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788672,"usec":851584},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821619,"noise_level":-26.024624,"freq_skew":1.088031,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":693,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788673,"usec":622319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885687,"noise_level":-25.534679,"freq_skew":1.288563,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788673,"usec":623089},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776959,"noise_level":-25.501888,"freq_skew":0.717863,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2442,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[166,16,101,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788675,"usec":137036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846259,"noise_level":-24.977968,"freq_skew":0.389819,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788675,"usec":899607},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802868,"noise_level":-24.440304,"freq_skew":0.868422,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":693,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788677,"usec":428136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716362,"noise_level":-23.664953,"freq_skew":0.659737,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788679,"usec":714033},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795150,"noise_level":-22.844038,"freq_skew":-1.245280,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1075,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2450,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":57,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788680,"usec":471212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123627,"noise_level":-22.877409,"freq_skew":-1.189507,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788681,"usec":230197},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773150,"noise_level":-23.926603,"freq_skew":0.934191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788681,"usec":231016},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965796,"noise_level":-24.604916,"freq_skew":-1.442213,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1076,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[118,177]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788681,"usec":231290},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711068,"noise_level":-25.160074,"freq_skew":2.507318,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMT","mode":"2","label":"SA","blk_id":"1","ack":"!","flight":"3O145D","msg_num":"S87","msg_num_seq":"A","msg_text":"0LH155800V","media-adv":{"err":false,"version":0,"current_link":{"code":"H","descr":"HF","established":false,"time":{"hour":15,"min":58,"sec":0}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788681,"usec":233111},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554055,"noise_level":-25.771582,"freq_skew":1.063969,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":679,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788682,"usec":1161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628896,"noise_level":-26.182135,"freq_skew":-1.996181,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788682,"usec":10301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817719,"noise_level":-26.930515,"freq_skew":1.151729,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788682,"usec":752612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124497,"noise_level":-27.781408,"freq_skew":2.391725,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788684,"usec":291941},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506283,"noise_level":-26.425001,"freq_skew":0.556917,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[95,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788685,"usec":39486},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698863,"noise_level":-26.209301,"freq_skew":0.853760,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[247,38]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788685,"usec":46424},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673196,"noise_level":-26.050970,"freq_skew":0.858323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":3,"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":26436,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788686,"usec":564308},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644315,"noise_level":-26.081665,"freq_skew":0.742110,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788686,"usec":565647},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544964,"noise_level":-26.889080,"freq_skew":-0.509761,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788687,"usec":335076},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351141,"noise_level":-26.421753,"freq_skew":1.234232,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788687,"usec":343919},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887567,"noise_level":-26.241699,"freq_skew":0.910683,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":26452,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788688,"usec":856276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006748,"noise_level":-25.887352,"freq_skew":0.617366,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788688,"usec":857321},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602598,"noise_level":-26.770508,"freq_skew":0.382390,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":381,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788688,"usec":861923},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867752,"noise_level":-26.760416,"freq_skew":0.774574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788689,"usec":627029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358198,"noise_level":-27.049171,"freq_skew":0.483978,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788690,"usec":373169},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703170,"noise_level":-27.647936,"freq_skew":0.893435,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53659,"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":[77,68,217,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788690,"usec":375759},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831697,"noise_level":-27.440907,"freq_skew":-0.732790,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788692,"usec":664028},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148041,"noise_level":-25.924261,"freq_skew":1.038419,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53659,"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":[77,68,217,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788694,"usec":196120},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541576,"noise_level":-25.058331,"freq_skew":-0.034856,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[120,111,47,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788694,"usec":953966},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488230,"noise_level":-25.850828,"freq_skew":0.201890,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[201,208,3,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788695,"usec":719092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382291,"noise_level":-25.338150,"freq_skew":-0.062466,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788696,"usec":470036},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534657,"noise_level":-25.615976,"freq_skew":-0.438138,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":523,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788697,"usec":235306},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593156,"noise_level":-25.859793,"freq_skew":0.851310,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788697,"usec":236989},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406488,"noise_level":-26.373167,"freq_skew":0.859767,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788697,"usec":246208},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662460,"noise_level":-26.438282,"freq_skew":-0.770780,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":146,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788697,"usec":994550},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716469,"noise_level":-26.365673,"freq_skew":0.765561,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788700,"usec":280995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916320,"noise_level":-24.998789,"freq_skew":-0.401228,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788701,"usec":44251},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821102,"noise_level":-24.680370,"freq_skew":-1.879529,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-2.200000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788701,"usec":47051},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695323,"noise_level":-25.090748,"freq_skew":-1.676281,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HEPH","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AF1077","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788701,"usec":47051},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695323,"noise_level":-25.090748,"freq_skew":-1.676281,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"16310747","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":[71,0,39,65,65,70,82,0,57,145,231,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788702,"usec":566956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810259,"noise_level":-24.667133,"freq_skew":-1.833550,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788702,"usec":571581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.752086,"noise_level":-24.505135,"freq_skew":-1.126414,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788705,"usec":626153},"freq":136975000,"burst_len_octets":681,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719363,"noise_level":-23.193966,"freq_skew":-0.740067,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AT652D","msg_num":"118","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-01-30T15:38:20.339Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"CN-RHH\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"GMFF\",\"arrivalAirportCode\":\"LFPO\",\"flightNumber\":\"RAM652D\",\"flightLegStartTime\":\"2026-01-30T14:44:25.345Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T15:38:20.339Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG33-0HMA-0010\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000017L:::3\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T15:38:20.339Z\",\"eventType\":\"TM1_CLIPMEDIAN_CRUISE_RPT_A\",\"instances\":[{\"name\":\"TM1TEMP1_MED\",\"values\":[337.409]},{\"name\":\"TM1TEMP2_MED\",\"values\":[337.353]},{\"name\":\"TM1TEMPDIFF_MED\",\"values\":[0.506]},{\"name\":\"PM1PRESSURE1_MED\",\"values\":[34.641]},{\"name\":\"PM1PRESSURE2_MED\",\"values\":[33.836]},{\"name\":\"PACKFLOWDIFF_MED\",\"values\":[0.469]},{\"name\":\"PACKINPRESDIFF_MED\",\"values\":[4.023]}]}]}]}]}}"}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788707,"usec":139128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969759,"noise_level":-23.206358,"freq_skew":1.447507,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788708,"usec":660153},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649871,"noise_level":-23.445763,"freq_skew":-1.611817,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2292,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[119,41,207,201]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788709,"usec":424258},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685547,"noise_level":-23.919010,"freq_skew":0.760254,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788709,"usec":425297},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043248,"noise_level":-23.878189,"freq_skew":-0.587760,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788709,"usec":428614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940303,"noise_level":-24.727381,"freq_skew":-1.830486,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788709,"usec":436353},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640821,"noise_level":-24.880217,"freq_skew":1.640463,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788711,"usec":712602},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891188,"noise_level":-24.733755,"freq_skew":0.486964,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788711,"usec":713124},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697723,"noise_level":-24.718788,"freq_skew":0.434928,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788711,"usec":716553},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804811,"noise_level":-25.178493,"freq_skew":2.900496,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,81,45,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788712,"usec":483862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834054,"noise_level":-24.658310,"freq_skew":-3.071139,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788712,"usec":484453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514550,"noise_level":-25.909401,"freq_skew":2.767560,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788714,"usec":5381},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689488,"noise_level":-25.091583,"freq_skew":-1.329496,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[43,237,200,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788714,"usec":758484},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507075,"noise_level":-24.998426,"freq_skew":1.587288,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788714,"usec":758484},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.507075,"noise_level":-24.998426,"freq_skew":1.587288,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"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":[81,123,38,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788714,"usec":761273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814043,"noise_level":-24.845350,"freq_skew":-2.381793,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788714,"usec":766674},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264149,"noise_level":-25.710146,"freq_skew":0.751020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788715,"usec":522831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765855,"noise_level":-25.268967,"freq_skew":1.985057,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788716,"usec":289572},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773592,"noise_level":-25.403320,"freq_skew":1.454327,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":2353,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[99,229,146,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788717,"usec":41329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264410,"noise_level":-25.195484,"freq_skew":-1.301173,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[43,237,200,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788718,"usec":579045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078299,"noise_level":-24.632540,"freq_skew":-1.296704,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788723,"usec":141530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.368649,"noise_level":-22.858395,"freq_skew":0.526797,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788725,"usec":420476},"freq":136975000,"burst_len_octets":701,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651349,"noise_level":-21.997213,"freq_skew":0.313611,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":0,"rseq":4,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":50,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,124,205,239]}]}],"unknown_proto":{"data":[0,169,56,243,193,219,250,168,9,38,89,63,18,169,161,232,46,160,9,191,39,131,175,234,160,0,248,113,224,235,250,130,229,53,2,240,105,75,179,125,228,40,53,32,216,1,32,57,72,71,252,28,80,92,223,121,10,12,40,182,0,49,208,113,30,194,238,98,183,9,137,17,93,201,6,56,241,192,207,7,95,211,70,222,130,154,129,120,52,165,216,111,188,133,6,164,27,16,30,96,150,64,71,160,164,35,254,14,40,46,27,239,33,65,133,22,196,13,208,37,144,22,208,244,17,244,2,66,18,128,67,125,228,250,115,32,196,134,172,4,178,2,218,30,130,38,153,24,69,230,168,111,188,147,10,12,202,177,22,128,150,64,91,43,208,66,4,85,10,32,112,13,247,145,105,77,139,18,42,114,18,200,8,244,15,218,72,194,208,97,131,125,229,73,245,169,65,140,65,132,178,2,61,3,207,26,112,197,143,32,223,121,90,44,73,241,35,116,65,44,128,143,96,240,196,236,50,176,80,55,222,84,139,74,164,248,228,248,75]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788725,"usec":420476},"freq":136975000,"burst_len_octets":701,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.651349,"noise_level":-21.997213,"freq_skew":0.313611,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":102,"priority":0,"lifetime":16.000000,"flags":8,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[244,14,147,33,67,94,97,67,125,212,203,84,163,221,1,44,128,170,213,192,114,229,22,27,171,22,27,239,32,237,9,97,64,184,14,88,45,195,119,149,131,121,164,33,82,6,0,189,3,140,46,208,227,196,64,178,9,10,45,72,51,164,63,18,7,1,30,129,190,229,104,116,208,200,58,140,135,6,116,154,114,53,25,3,128,165,213,192,110,226,6,29,184,178,10,25,36,49,144,48,33,238,27,166,22,135,128,71,2,94,73,144,102,84,159,36,132,141,200,10,32,0,143,212,110,46,3,115,184,240,241,69,48,67,57,38,68,110,0,79,64,220,193,76,60,144,4,15,34,76,131,14,125,41,40,4,110,64,80,171,208,55,65,73,15,60,176,3,25,147,164,196,139,78,74,181,27,144,17,96,27,166,22,135,167,16,129,75,201,104,35,113,112,27,166,22,135,167,16,129,75,201,104,35,112,8,92,6,233,138,33,234,0,224,82,178,90,40,219,2,30,161,186,145,232,122,170,208,19,124,169,38,156,56,50,91,152,210,128,138,52,158,129,186,227,72,123,46,160,14,236,131]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788725,"usec":420476},"freq":136975000,"burst_len_octets":701,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.651349,"noise_level":-21.997213,"freq_skew":0.313611,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":50,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,124,205,239]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":42,"min":38,"sec":54.200000,"dir":"north"},"lon":{"deg":5,"min":53,"sec":0.100000,"dir":"west"},"alt":{"val":35020.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":58,"sec":42}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":58,"sec":32}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BATAX","eta":{"hour":0,"min":9,"sec":0}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BABEX","eta":{"hour":0,"min":6,"sec":14}}}]},"ground_vector":{"ground_track":{"val":210.500000,"unit":"deg"},"ground_speed":{"val":442.000000,"unit":"kts"},"vertical_rate":{"val":10.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":222.200000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.805000,"unit":""},"ias":{"val":273.000000,"unit":"kts"}}}},"vertical_rate":{"val":10.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":99.000000,"unit":"kts"}}},"wind_direction":{"val":287.000000,"unit":"deg"},"temperature":{"val":-44.000000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":58,"sec":26}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BATAX","eta":{"hour":16,"min":7,"sec":38},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BABEX","eta":{"hour":16,"min":13,"sec":52},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":36.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":53,"sec":24},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":36.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":5,"sec":40},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":35.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":20,"sec":57},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":34,"sec":3},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":46,"sec":34},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":50,"sec":31},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":17,"min":59,"sec":40},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":17.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":32.500000,"dir":"north"},"lon":{"deg":13,"min":53,"sec":39.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":3,"sec":45},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":9.100000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":59.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34830.000000,"unit":"ft"}}},"eta":{"hour":18,"min":4,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":7,"sec":56},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17980.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":13,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12170.000000,"unit":"ft"}}},"eta":{"hour":18,"min":16,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11370.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":18,"sec":4},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":45.500000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":8.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":19,"sec":8},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8930.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":20,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7180.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":21,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5880.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5880.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5480.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":22,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4020.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":24,"sec":1},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4020.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":1},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3190.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":24,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":39.400000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":24.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":31},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":25,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":28,"sec":14},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":78360.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73040.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.756000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.763000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.731000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.763000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.731000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788725,"usec":423207},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838530,"noise_level":-21.921026,"freq_skew":0.878917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788726,"usec":182886},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064812,"noise_level":-21.706964,"freq_skew":0.613219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788726,"usec":183988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721303,"noise_level":-22.121902,"freq_skew":0.504133,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788726,"usec":191323},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813456,"noise_level":-22.884148,"freq_skew":0.978002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788726,"usec":948582},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584270,"noise_level":-23.834087,"freq_skew":0.841771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":23991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"atn_checksum","value":[8,71,8,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788727,"usec":710926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447403,"noise_level":-24.169682,"freq_skew":2.224581,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788728,"usec":470251},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641716,"noise_level":-25.110462,"freq_skew":0.682801,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788728,"usec":476534},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983394,"noise_level":-25.156384,"freq_skew":1.377827,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788728,"usec":476841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533286,"noise_level":-26.053059,"freq_skew":0.364448,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788729,"usec":233544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373965,"noise_level":-26.417292,"freq_skew":1.446254,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788730,"usec":1284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713645,"noise_level":-26.008820,"freq_skew":-1.011704,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788730,"usec":3964},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371847,"noise_level":-25.939701,"freq_skew":0.877762,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788730,"usec":3964},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.371847,"noise_level":-25.939701,"freq_skew":0.877762,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788730,"usec":4779},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869448,"noise_level":-26.471052,"freq_skew":0.728950,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":23991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"atn_checksum","value":[8,71,8,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788730,"usec":755875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601909,"noise_level":-26.647436,"freq_skew":0.497283,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788731,"usec":517314},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655573,"noise_level":-26.480995,"freq_skew":0.592927,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[45,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788731,"usec":518449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832695,"noise_level":-26.426212,"freq_skew":-1.681944,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788732,"usec":281651},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867949,"noise_level":-27.170097,"freq_skew":0.699506,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788736,"usec":857571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773248,"noise_level":-24.608488,"freq_skew":-1.899602,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[134,123,86,167]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":612919},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592145,"noise_level":-25.206957,"freq_skew":0.870655,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[30,137,50,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":613218},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258889,"noise_level":-25.206957,"freq_skew":0.763426,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6928,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61839,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,111]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":613805},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873288,"noise_level":-25.791826,"freq_skew":0.344065,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":613931},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575628,"noise_level":-25.774921,"freq_skew":0.579427,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[95,24,183,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":615907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022448,"noise_level":-25.657505,"freq_skew":-1.684792,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788737,"usec":617781},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615917,"noise_level":-25.574598,"freq_skew":1.397909,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1648,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788738,"usec":371824},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769076,"noise_level":-26.000917,"freq_skew":0.457159,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788738,"usec":373609},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027599,"noise_level":-25.914684,"freq_skew":0.717116,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788738,"usec":379985},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736106,"noise_level":-26.344261,"freq_skew":-1.458539,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROE","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"AT714T","msg_num":"M65","msg_num_seq":"A","msg_text":" 01 WXRQ 714T/30 GMMN/LFMN .CN-ROE\r\n/TYP 1/STA LFMN/STA LEBL/STA LFML"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788739,"usec":905625},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867662,"noise_level":-26.287535,"freq_skew":-1.274956,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":39,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788741,"usec":419651},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374496,"noise_level":-25.632153,"freq_skew":-1.871225,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2487,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,102,216,107]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788741,"usec":420239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093395,"noise_level":-25.615557,"freq_skew":-1.375710,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788741,"usec":425016},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788350,"noise_level":-26.110645,"freq_skew":0.607518,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19776,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[51,69,36,155]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788741,"usec":431489},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717875,"noise_level":-25.936863,"freq_skew":0.556629,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":398,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788742,"usec":185499},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540292,"noise_level":-26.759623,"freq_skew":1.557126,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1648,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788742,"usec":188368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613019,"noise_level":-26.591034,"freq_skew":-1.871226,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788742,"usec":193590},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735746,"noise_level":-26.462135,"freq_skew":-1.295710,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788742,"usec":195458},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686017,"noise_level":-26.353153,"freq_skew":0.135044,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":516,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788743,"usec":711045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568589,"noise_level":-26.006651,"freq_skew":1.279938,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[107,101,75,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788744,"usec":481308},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305147,"noise_level":-25.920063,"freq_skew":1.493852,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788745,"usec":227628},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864533,"noise_level":-26.594738,"freq_skew":0.492174,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":398,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788745,"usec":227920},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803745,"noise_level":-27.128590,"freq_skew":0.757414,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788745,"usec":996718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646456,"noise_level":-26.630049,"freq_skew":-0.627912,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788745,"usec":998413},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838501,"noise_level":-26.518953,"freq_skew":-1.788966,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":61851,"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":[194,248,231,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788746,"usec":2484},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081544,"noise_level":-26.336895,"freq_skew":-1.268548,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROE","mode":"2","label":"_d","blk_id":"5","ack":"G","flight":"AT714T","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788746,"usec":3051},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362123,"noise_level":-26.318897,"freq_skew":-0.056113,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[36,88,37,119]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788747,"usec":519282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272882,"noise_level":-26.722904,"freq_skew":0.164281,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788747,"usec":521534},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246551,"noise_level":-27.762367,"freq_skew":-1.518709,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROE","mode":"2","label":"_d","blk_id":"6","ack":"H","flight":"AT714T","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788748,"usec":279432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103143,"noise_level":-27.388403,"freq_skew":-0.831280,"avlc":{"src":{"addr":"458666","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788748,"usec":281048},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878695,"noise_level":-27.287319,"freq_skew":0.631186,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":398,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788748,"usec":281828},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199102,"noise_level":-27.607357,"freq_skew":2.256938,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788749,"usec":43818},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393335,"noise_level":-27.081404,"freq_skew":2.378241,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[126,130,215,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,180,5,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":59,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788749,"usec":810186},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481511,"noise_level":-27.240364,"freq_skew":0.836512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":58,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,247,185,93]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":59,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788749,"usec":820777},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195797,"noise_level":-27.062281,"freq_skew":2.075956,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788750,"usec":564440},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557993,"noise_level":-26.964901,"freq_skew":2.171292,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788750,"usec":565157},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515385,"noise_level":-26.926252,"freq_skew":2.203418,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2441,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,127,52,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":59,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788750,"usec":570273},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547537,"noise_level":-26.783588,"freq_skew":0.676021,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[83,31,77,149]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788751,"usec":330915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564929,"noise_level":-26.339905,"freq_skew":2.120805,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788751,"usec":331822},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963875,"noise_level":-26.850718,"freq_skew":-0.592943,"avlc":{"src":{"addr":"458666","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788754,"usec":375113},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240079,"noise_level":-25.249331,"freq_skew":2.281368,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":499,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[148,142,7,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":15,"min":59,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788755,"usec":139119},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589081,"noise_level":-24.665359,"freq_skew":2.262289,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788755,"usec":139119},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.589081,"noise_level":-24.665359,"freq_skew":2.262289,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788755,"usec":905608},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697306,"noise_level":-25.399714,"freq_skew":2.209505,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788756,"usec":664118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940087,"noise_level":-25.239466,"freq_skew":-0.765710,"avlc":{"src":{"addr":"458666","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788757,"usec":424488},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.085421,"noise_level":-24.790794,"freq_skew":0.734713,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2321,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[140,4,215,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788758,"usec":184754},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710167,"noise_level":-25.434942,"freq_skew":0.694203,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788759,"usec":714475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091383,"noise_level":-24.467766,"freq_skew":-0.500519,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788760,"usec":477123},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164540,"noise_level":-24.084106,"freq_skew":2.564316,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":232080},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642415,"noise_level":-23.864498,"freq_skew":0.633477,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":233824},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565373,"noise_level":-24.362242,"freq_skew":0.800407,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,67,70,71,0,60,100,116,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":46997,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19039,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[173,193,160,183]},{"name":"checksum","value":[190,160]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":236827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014792,"noise_level":-24.262352,"freq_skew":-0.496602,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":236934},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658102,"noise_level":-24.262352,"freq_skew":2.024517,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":995889},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317807,"noise_level":-25.327789,"freq_skew":1.995050,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":3,"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":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":19039,"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":[28,249,235,138]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788761,"usec":999080},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549392,"noise_level":-25.168850,"freq_skew":0.677027,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":46998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[68,4,66,181]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788762,"usec":755606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841748,"noise_level":-24.783779,"freq_skew":1.978956,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788763,"usec":518045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494054,"noise_level":-25.420713,"freq_skew":-0.761381,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[92,241,127,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788763,"usec":522248},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710513,"noise_level":-25.968430,"freq_skew":0.983560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,228,65,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788764,"usec":278596},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295256,"noise_level":-25.713198,"freq_skew":0.334696,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2478,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,120,178,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788764,"usec":279808},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779021,"noise_level":-25.663036,"freq_skew":0.853070,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788764,"usec":281677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718726,"noise_level":-25.742928,"freq_skew":-0.647364,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788764,"usec":282837},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766639,"noise_level":-26.217348,"freq_skew":0.962840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,253,224,162]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788765,"usec":47119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937183,"noise_level":-26.021511,"freq_skew":0.435648,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788765,"usec":800544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830632,"noise_level":-25.564648,"freq_skew":1.242276,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788767,"usec":334936},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809609,"noise_level":-25.486771,"freq_skew":-0.408044,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,38]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788768,"usec":85365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512742,"noise_level":-25.197580,"freq_skew":0.962876,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,253,224,162]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788768,"usec":92364},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816949,"noise_level":-24.856720,"freq_skew":1.216892,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788768,"usec":852249},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632812,"noise_level":-24.811260,"freq_skew":-0.276684,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788768,"usec":852744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719392,"noise_level":-24.884792,"freq_skew":0.535827,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788768,"usec":857152},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532322,"noise_level":-24.733686,"freq_skew":0.939399,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788769,"usec":612553},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701946,"noise_level":-25.466091,"freq_skew":1.683577,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,53,175,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788769,"usec":613071},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649842,"noise_level":-26.394827,"freq_skew":1.050181,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788769,"usec":616479},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821981,"noise_level":-26.197577,"freq_skew":0.730454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19841,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[101,148,223,230]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788770,"usec":372228},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341535,"noise_level":-25.987387,"freq_skew":0.375594,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788770,"usec":376254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486242,"noise_level":-25.782162,"freq_skew":0.731049,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":23997,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[103,169,171,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788770,"usec":378749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823231,"noise_level":-25.664646,"freq_skew":1.498550,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788771,"usec":146612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163943,"noise_level":-25.909191,"freq_skew":0.426310,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788771,"usec":146688},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561193,"noise_level":-25.909191,"freq_skew":-3.129802,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":318,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788771,"usec":900327},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940263,"noise_level":-26.815660,"freq_skew":0.482221,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788771,"usec":903654},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447180,"noise_level":-26.608734,"freq_skew":-3.162547,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[102,246,213,36]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788772,"usec":662681},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819920,"noise_level":-26.272579,"freq_skew":-3.145514,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788772,"usec":664318},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718019,"noise_level":-26.219091,"freq_skew":2.571546,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788774,"usec":947579},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688585,"noise_level":-25.691406,"freq_skew":-1.359888,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788774,"usec":948809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630466,"noise_level":-25.624760,"freq_skew":0.506185,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788777,"usec":239702},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591178,"noise_level":-24.303162,"freq_skew":-3.325551,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788777,"usec":241784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629702,"noise_level":-25.391769,"freq_skew":0.371777,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788777,"usec":988740},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722005,"noise_level":-25.790403,"freq_skew":0.727300,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"B","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788777,"usec":994330},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380942,"noise_level":-25.606272,"freq_skew":0.326978,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":52,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[25,86,83,167]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788777,"usec":994811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600044,"noise_level":-25.589725,"freq_skew":-0.883132,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"9","ack":"B","flight":"DK077K","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788778,"usec":755195},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701251,"noise_level":-26.379950,"freq_skew":-0.669271,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK077K","msg_num":"F81","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS155936,300126DEC1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788778,"usec":755688},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563516,"noise_level":-26.407562,"freq_skew":2.225657,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":391,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788778,"usec":757611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725957,"noise_level":-27.432583,"freq_skew":0.544111,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788778,"usec":759853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185751,"noise_level":-27.726896,"freq_skew":0.777719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788778,"usec":761756},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947614,"noise_level":-27.621820,"freq_skew":0.902548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788779,"usec":521983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731560,"noise_level":-27.456299,"freq_skew":0.801965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788779,"usec":528916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639453,"noise_level":-27.250185,"freq_skew":-0.771495,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788781,"usec":47522},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631877,"noise_level":-26.476696,"freq_skew":-0.716930,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK077K","msg_num":"F82","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41500W006588,BALNO287-0016,155937,341,LOTEE,162333,FEJAC,M49,287125,254/TS155937,300126164B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788781,"usec":803111},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438519,"noise_level":-26.662779,"freq_skew":0.505393,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788781,"usec":807408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595622,"noise_level":-26.422955,"freq_skew":0.903037,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788781,"usec":810889},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226813,"noise_level":-26.225071,"freq_skew":0.907347,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788781,"usec":810889},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.226813,"noise_level":-26.225071,"freq_skew":0.907347,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53659,"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":[77,68,217,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788782,"usec":571665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576384,"noise_level":-25.979572,"freq_skew":-0.619142,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788783,"usec":332243},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667941,"noise_level":-25.690502,"freq_skew":2.530871,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788784,"usec":858718},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434690,"noise_level":-24.861462,"freq_skew":0.502916,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788785,"usec":616289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545098,"noise_level":-24.683178,"freq_skew":-1.202048,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788786,"usec":376473},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003143,"noise_level":-24.623812,"freq_skew":0.779849,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788787,"usec":143963},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828768,"noise_level":-24.675529,"freq_skew":0.614719,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788787,"usec":144542},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926435,"noise_level":-24.660664,"freq_skew":0.368885,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":20.000000,"flags":246,"pdu_id":1214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,55,128,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788787,"usec":898040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791770,"noise_level":-25.533087,"freq_skew":1.431202,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788787,"usec":898101},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532611,"noise_level":-25.533087,"freq_skew":-1.436334,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1077,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788787,"usec":902584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657497,"noise_level":-25.815212,"freq_skew":1.044492,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788788,"usec":656654},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965299,"noise_level":-26.652359,"freq_skew":0.589659,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788792,"usec":486321},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616964,"noise_level":-24.434679,"freq_skew":0.517938,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":66,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788792,"usec":487273},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728842,"noise_level":-24.757174,"freq_skew":0.682095,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788793,"usec":236908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776787,"noise_level":-24.501726,"freq_skew":0.513227,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":2442,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[166,16,101,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788793,"usec":237331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631145,"noise_level":-25.050884,"freq_skew":0.725850,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788793,"usec":993366},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229432,"noise_level":-25.063572,"freq_skew":1.464169,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788793,"usec":994180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574511,"noise_level":-25.124420,"freq_skew":1.466995,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[142,246,210,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788794,"usec":760253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003057,"noise_level":-24.741272,"freq_skew":0.561208,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788796,"usec":282596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690503,"noise_level":-23.898891,"freq_skew":0.679579,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":255,"sseq":3,"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":27347,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788796,"usec":284441},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313288,"noise_level":-23.831121,"freq_skew":-1.789350,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788797,"usec":55135},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619289,"noise_level":-24.574564,"freq_skew":0.741004,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788797,"usec":800254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708327,"noise_level":-24.501335,"freq_skew":0.552616,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788797,"usec":801797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716325,"noise_level":-24.414265,"freq_skew":-1.849457,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788797,"usec":803041},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603420,"noise_level":-24.356701,"freq_skew":1.545054,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-EAF","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"X99902","msg_num":"M06","msg_num_seq":"A","msg_text":"155954,38028,1832,----,MMMM.MMM MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788800,"usec":855872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936475,"noise_level":-23.321365,"freq_skew":1.435483,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788801,"usec":627942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363955,"noise_level":-22.996492,"freq_skew":0.610778,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788802,"usec":372838},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898862,"noise_level":-22.947575,"freq_skew":1.699445,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788803,"usec":140779},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919508,"noise_level":-23.157467,"freq_skew":-1.150548,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":40,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[198,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788803,"usec":898035},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890089,"noise_level":-23.033419,"freq_skew":0.530520,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":28,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788803,"usec":903001},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553103,"noise_level":-22.911118,"freq_skew":-1.332881,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":269,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788804,"usec":665836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854762,"noise_level":-23.667950,"freq_skew":0.749952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788806,"usec":183278},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055902,"noise_level":-23.103678,"freq_skew":1.488187,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788806,"usec":191317},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526983,"noise_level":-23.029497,"freq_skew":-1.159470,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":5,"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":41,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[125,120]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788806,"usec":194378},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661029,"noise_level":-23.545835,"freq_skew":1.552154,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"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":[81,123,38,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788806,"usec":951322},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694094,"noise_level":-24.134531,"freq_skew":0.422008,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":28,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788806,"usec":954238},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797969,"noise_level":-24.355808,"freq_skew":0.920419,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[34,150,110,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788807,"usec":704081},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543042,"noise_level":-24.143295,"freq_skew":0.546400,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[60,104,95,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788807,"usec":711933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185781,"noise_level":-25.205841,"freq_skew":0.524139,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788808,"usec":470713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121553,"noise_level":-24.925709,"freq_skew":0.769381,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788809,"usec":237668},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578925,"noise_level":-24.521753,"freq_skew":0.841158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"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":27454,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788809,"usec":238913},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569061,"noise_level":-24.759150,"freq_skew":0.402381,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788809,"usec":998913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445338,"noise_level":-24.362696,"freq_skew":0.921276,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788813,"usec":809701},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738391,"noise_level":-22.590103,"freq_skew":1.529531,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":3,"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":78,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788814,"usec":564289},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710438,"noise_level":-22.545887,"freq_skew":0.145633,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[10,156,127,8]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788814,"usec":564289},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.710438,"noise_level":-22.545887,"freq_skew":0.145633,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[120,111,47,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788814,"usec":573482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508603,"noise_level":-23.027813,"freq_skew":2.026315,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788815,"usec":323693},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523846,"noise_level":-23.335278,"freq_skew":0.504727,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEJR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788815,"usec":325042},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997691,"noise_level":-23.271751,"freq_skew":-1.207695,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1078,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[114,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788815,"usec":325117},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567075,"noise_level":-23.271751,"freq_skew":0.014074,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788815,"usec":332047},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752503,"noise_level":-23.887169,"freq_skew":-1.329935,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1079,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2450,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[213,170]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788816,"usec":85720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.692597,"noise_level":-23.779135,"freq_skew":-0.780483,"avlc":{"src":{"addr":"458666","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788816,"usec":852979},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805747,"noise_level":-23.479923,"freq_skew":0.953486,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":7,"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":27525,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788816,"usec":855644},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742773,"noise_level":-23.389629,"freq_skew":-1.318241,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788817,"usec":624988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707870,"noise_level":-23.049891,"freq_skew":2.055485,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788817,"usec":627263},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193576,"noise_level":-24.268515,"freq_skew":-1.410015,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788818,"usec":377718},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696851,"noise_level":-23.947935,"freq_skew":-1.509511,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":1080,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":9,"dst_ref":33356,"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":[233,183]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788818,"usec":378150},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287992,"noise_level":-23.947935,"freq_skew":0.813895,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[85,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788819,"usec":145016},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207399,"noise_level":-23.962158,"freq_skew":0.465416,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[45,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788819,"usec":907469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649658,"noise_level":-24.320059,"freq_skew":-1.377290,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788819,"usec":915656},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715435,"noise_level":-24.150331,"freq_skew":0.886085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788822,"usec":953105},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541064,"noise_level":-22.875904,"freq_skew":0.781101,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788823,"usec":705902},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539709,"noise_level":-22.731962,"freq_skew":0.437360,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEJR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788823,"usec":708253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873556,"noise_level":-23.180237,"freq_skew":-0.728395,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788828,"usec":274839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804888,"noise_level":-21.427889,"freq_skew":-0.408343,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788828,"usec":275809},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627798,"noise_level":-21.946363,"freq_skew":0.729602,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19930,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[15,59,241,206]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788828,"usec":277336},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174626,"noise_level":-21.913822,"freq_skew":1.460127,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788828,"usec":278690},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064735,"noise_level":-22.758036,"freq_skew":-1.765293,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":2292,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[84,11,6,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788828,"usec":281184},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773644,"noise_level":-23.646194,"freq_skew":1.564653,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,2,225,139]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2489,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[148,22,69,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":41796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847572,"noise_level":-23.611816,"freq_skew":0.719856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19932,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[55,39,138,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":42482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713480,"noise_level":-23.585527,"freq_skew":0.818157,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":47059},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815949,"noise_level":-23.642881,"freq_skew":1.300164,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":11,"lifetime":20.000000,"flags":246,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[119,218,103,244]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2353,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,178,113,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":50555},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522540,"noise_level":-23.770025,"freq_skew":0.823592,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[30,137,50,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":806459},"freq":136975000,"burst_len_octets":173,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475569,"noise_level":-24.454727,"freq_skew":0.935756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":55670,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[70]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":53773,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[16,182,108,144]},{"name":"checksum","value":[98,73]},{"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":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":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":806713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675741,"noise_level":-25.201094,"freq_skew":0.491004,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":6,"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":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[95,24,183,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":807704},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895580,"noise_level":-25.273575,"freq_skew":1.532195,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":807704},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.895580,"noise_level":-25.273575,"freq_skew":1.532195,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"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":255,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788829,"usec":810635},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577409,"noise_level":-26.156015,"freq_skew":1.642900,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":56,"dst_ref":53773,"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":[87,49,236,82]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788830,"usec":561588},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932975,"noise_level":-25.912434,"freq_skew":1.473341,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788830,"usec":562268},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555173,"noise_level":-25.878185,"freq_skew":0.794856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788830,"usec":562268},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.555173,"noise_level":-25.878185,"freq_skew":0.794856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,174,101,86]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788831,"usec":327879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645622,"noise_level":-26.158602,"freq_skew":1.452621,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788832,"usec":93614},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727180,"noise_level":-26.066338,"freq_skew":2.595202,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"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":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,81,45,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788832,"usec":852168},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519330,"noise_level":-25.991381,"freq_skew":0.563691,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEJR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788832,"usec":855130},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716089,"noise_level":-25.802990,"freq_skew":2.787668,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788833,"usec":615815},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587587,"noise_level":-25.503258,"freq_skew":2.174984,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":501,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788833,"usec":616271},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351464,"noise_level":-25.486906,"freq_skew":2.452503,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788833,"usec":616571},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703168,"noise_level":-25.470585,"freq_skew":0.620373,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"22216615","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,80,84,0,73,29,141,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788833,"usec":618201},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610285,"noise_level":-25.421803,"freq_skew":2.808110,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[80,30,95,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,6,203,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788833,"usec":622125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092134,"noise_level":-25.293045,"freq_skew":0.306356,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"GS0001","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788834,"usec":378796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616127,"noise_level":-25.626125,"freq_skew":-1.215060,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[43,237,200,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788834,"usec":381281},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575464,"noise_level":-25.607023,"freq_skew":0.832110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":27623,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788834,"usec":384759},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476776,"noise_level":-25.459209,"freq_skew":1.334959,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788835,"usec":142690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704275,"noise_level":-25.410490,"freq_skew":-2.552274,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788835,"usec":143188},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371992,"noise_level":-25.830891,"freq_skew":1.347432,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2353,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[236,56,100,17]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788835,"usec":146616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936396,"noise_level":-25.612698,"freq_skew":-1.365505,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788835,"usec":149951},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508543,"noise_level":-25.497440,"freq_skew":0.899245,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788835,"usec":900277},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491734,"noise_level":-25.743397,"freq_skew":1.295839,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788836,"usec":666157},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535691,"noise_level":-25.268646,"freq_skew":2.513162,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[80,30,95,184]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,6,203,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788836,"usec":674055},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526959,"noise_level":-25.173578,"freq_skew":1.452961,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":81,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,167,153,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":424508},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784428,"noise_level":-25.917942,"freq_skew":0.360707,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"22216615","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,80,84,0,73,29,141,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":424924},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510834,"noise_level":-25.900793,"freq_skew":2.750221,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"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":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[7,253,107,155]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":428947},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511879,"noise_level":-25.815542,"freq_skew":1.327790,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4011,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":431770},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756828,"noise_level":-26.264614,"freq_skew":-1.859369,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2292,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[169,215,56,49]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2292,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[67,184,79,252]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":433095},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896245,"noise_level":-27.088741,"freq_skew":0.644130,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"GS0001","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788837,"usec":435044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781851,"noise_level":-27.091560,"freq_skew":-3.260834,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":184774},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399279,"noise_level":-27.529369,"freq_skew":2.721441,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":184774},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.399279,"noise_level":-27.529369,"freq_skew":2.721441,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":943602},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284634,"noise_level":-27.007978,"freq_skew":0.236741,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":944593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255349,"noise_level":-26.949783,"freq_skew":-1.876914,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":945504},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563219,"noise_level":-27.752254,"freq_skew":0.410088,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788838,"usec":949001},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851839,"noise_level":-27.667847,"freq_skew":1.081633,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788839,"usec":709806},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705016,"noise_level":-27.317991,"freq_skew":2.670024,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788839,"usec":719429},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600855,"noise_level":-27.229168,"freq_skew":-1.486812,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788840,"usec":463118},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463675,"noise_level":-27.249073,"freq_skew":2.746694,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788840,"usec":466743},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795733,"noise_level":-27.012196,"freq_skew":-1.350346,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[158,141,195,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,138,202,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788845,"usec":57818},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549754,"noise_level":-24.710926,"freq_skew":-1.537849,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,147,151,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":44}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788845,"usec":806072},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786245,"noise_level":-24.518837,"freq_skew":-1.174367,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"2","ack":"P","flight":"UX0193","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788846,"usec":563750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316017,"noise_level":-24.784575,"freq_skew":-1.542649,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788847,"usec":334696},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801601,"noise_level":-24.986212,"freq_skew":-1.350454,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[243,90,245,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788848,"usec":85411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585924,"noise_level":-24.742905,"freq_skew":0.379665,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788849,"usec":614745},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923534,"noise_level":-24.187449,"freq_skew":0.521146,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[95,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788850,"usec":381022},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754303,"noise_level":-24.746216,"freq_skew":-1.011590,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0193","msg_num":"F13","msg_num_seq":"A","sublabel":"M2","msg_text":"PRG/TS160048,300126/DTSKBO,,215,020841,8008"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788851,"usec":134523},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036100,"noise_level":-25.117599,"freq_skew":0.907760,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":27752,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788851,"usec":910317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590221,"noise_level":-24.630499,"freq_skew":0.539344,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788852,"usec":665711},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775844,"noise_level":-24.571712,"freq_skew":0.359943,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788852,"usec":667132},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700075,"noise_level":-25.039595,"freq_skew":0.228896,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788852,"usec":667963},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059910,"noise_level":-25.039595,"freq_skew":0.859090,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":48.500000,"flags":192,"pdu_id":19978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[149,117,88,8]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788853,"usec":421341},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718891,"noise_level":-24.901054,"freq_skew":-2.033888,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2487,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,51,11,22]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2487,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,42,18,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788853,"usec":422933},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439813,"noise_level":-25.504944,"freq_skew":0.346977,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788853,"usec":428988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889150,"noise_level":-25.407272,"freq_skew":0.973125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19983,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[120,130,71,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788853,"usec":432635},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673908,"noise_level":-25.617756,"freq_skew":-1.708151,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2292,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,17,153,122]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":186681},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908097,"noise_level":-25.584652,"freq_skew":0.259133,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[95,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":188221},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463120,"noise_level":-25.518816,"freq_skew":-1.877721,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61851,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,102,111,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":189685},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728617,"noise_level":-25.951454,"freq_skew":-1.268018,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":189860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699833,"noise_level":-26.905972,"freq_skew":-1.838844,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":194592},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731997,"noise_level":-26.696909,"freq_skew":-1.839481,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":194592},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731997,"noise_level":-26.696909,"freq_skew":-1.839481,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"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":108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":2292,"variable_part_params":[{"name":"atn_checksum","value":[29,115,165,47]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":947834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910704,"noise_level":-26.927187,"freq_skew":-1.709013,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":951698},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706985,"noise_level":-27.572119,"freq_skew":0.814977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":19990,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[117,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":954035},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739583,"noise_level":-27.985353,"freq_skew":-1.902582,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788854,"usec":955640},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835867,"noise_level":-27.898659,"freq_skew":-1.909120,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"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":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[249,27,81,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788855,"usec":709652},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676227,"noise_level":-27.477722,"freq_skew":0.425102,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[28,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788855,"usec":711247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696341,"noise_level":-28.125906,"freq_skew":0.887771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788855,"usec":712216},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144518,"noise_level":-28.059748,"freq_skew":-1.764908,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788856,"usec":466975},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887952,"noise_level":-27.928925,"freq_skew":-1.945044,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[79,231,131,66]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61851,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[161,211,116,196]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":239294},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074268,"noise_level":-27.620047,"freq_skew":0.665652,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6929,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61839,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,111]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":240723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688470,"noise_level":-27.557617,"freq_skew":-1.947029,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":242205},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677320,"noise_level":-28.194485,"freq_skew":0.687437,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"C1","blk_id":"D","ack":"!","msg_text":".QXSPMXS 301600\r\nAGM\r\nAN 9A-IRM\r\n- SITA WIND UPDATED\r\nAT 30JAN2026 16:00 UTC"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":243125},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603173,"noise_level":-28.149977,"freq_skew":0.448424,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":3,"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":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[95,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":994211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847529,"noise_level":-28.386799,"freq_skew":0.834110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":995031},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870032,"noise_level":-28.407251,"freq_skew":-1.852131,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"SR39QX","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788857,"usec":996177},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633748,"noise_level":-29.055355,"freq_skew":0.933370,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[247,38]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788858,"usec":754846},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839693,"noise_level":-28.506432,"freq_skew":0.682495,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788858,"usec":761066},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402416,"noise_level":-28.233234,"freq_skew":0.400969,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-6.300000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788858,"usec":764138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064794,"noise_level":-28.166258,"freq_skew":0.325753,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788858,"usec":764594},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467540,"noise_level":-28.166258,"freq_skew":0.783479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","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":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788859,"usec":524600},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659728,"noise_level":-28.203232,"freq_skew":0.515712,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DE04AK","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788859,"usec":524600},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.659728,"noise_level":-28.203232,"freq_skew":0.515712,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17074601","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":[71,0,39,65,67,70,71,0,60,121,129,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788859,"usec":528296},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561121,"noise_level":-28.463850,"freq_skew":0.907148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17074601","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788860,"usec":274354},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616034,"noise_level":-28.349531,"freq_skew":0.765523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788860,"usec":275532},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552517,"noise_level":-28.459112,"freq_skew":0.505374,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788860,"usec":276565},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519299,"noise_level":-29.168411,"freq_skew":0.750594,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17074601","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":42467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138683,"noise_level":-28.589142,"freq_skew":0.588462,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":43626},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854149,"noise_level":-29.406462,"freq_skew":-2.012300,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"SR39QX","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":44418},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098279,"noise_level":-29.355307,"freq_skew":0.853324,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":50236},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318915,"noise_level":-29.153650,"freq_skew":-0.462865,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4083,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":51238},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366695,"noise_level":-29.425968,"freq_skew":0.849479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[247,38]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788861,"usec":803647},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883459,"noise_level":-29.170284,"freq_skew":-0.327224,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4084,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":0,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788862,"usec":573448},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695882,"noise_level":-28.629045,"freq_skew":0.363799,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788862,"usec":577857},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993954,"noise_level":-28.420460,"freq_skew":-0.372415,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788863,"usec":323899},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709876,"noise_level":-28.172140,"freq_skew":0.913099,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788863,"usec":326161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931265,"noise_level":-28.017735,"freq_skew":0.443557,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788864,"usec":94581},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618564,"noise_level":-27.611965,"freq_skew":0.778737,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788864,"usec":97849},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667129,"noise_level":-27.487669,"freq_skew":0.709939,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,66,69,82,0,80,28,21,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":47117,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19047,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[242,106,112,148]},{"name":"checksum","value":[41,171]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788864,"usec":100215},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628138,"noise_level":-27.405781,"freq_skew":0.862298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[50,178]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":128.900000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788864,"usec":855869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520813,"noise_level":-26.949348,"freq_skew":-1.513766,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788865,"usec":609258},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803071,"noise_level":-27.048216,"freq_skew":0.529833,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":5,"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":680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2463,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[84,205]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788865,"usec":617940},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522824,"noise_level":-26.684420,"freq_skew":-1.064337,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788865,"usec":618154},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687083,"noise_level":-26.684420,"freq_skew":-1.819713,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HEPH","mode":"2","label":"2F","blk_id":"2","ack":"!","flight":"AF1077","msg_num":"M27","msg_num_seq":"A","msg_text":"1601+4312-200/3249"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788865,"usec":618715},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566251,"noise_level":-27.188725,"freq_skew":0.599806,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2463,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[174,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788866,"usec":380615},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968609,"noise_level":-27.109594,"freq_skew":0.702154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788866,"usec":380737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558190,"noise_level":-27.089924,"freq_skew":0.239471,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[201,208,3,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788867,"usec":137148},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404068,"noise_level":-26.556501,"freq_skew":1.309888,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788867,"usec":143310},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903632,"noise_level":-27.052677,"freq_skew":0.426419,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788867,"usec":896952},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652197,"noise_level":-26.821026,"freq_skew":0.869354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,66,69,82,0,80,28,21,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":47117,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19047,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[242,106,112,148]},{"name":"checksum","value":[41,171]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788867,"usec":898423},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489882,"noise_level":-27.328341,"freq_skew":-2.027360,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788867,"usec":903811},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681801,"noise_level":-27.354919,"freq_skew":-2.022387,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"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":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":19047,"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":[184,229,215,175]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788868,"usec":657277},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493739,"noise_level":-27.154678,"freq_skew":0.833316,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,188,30,98]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788868,"usec":659107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742198,"noise_level":-27.228340,"freq_skew":2.259382,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788869,"usec":426795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659486,"noise_level":-27.393044,"freq_skew":-1.968021,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788869,"usec":427137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561789,"noise_level":-28.121681,"freq_skew":-1.977083,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":189209},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582907,"noise_level":-27.865217,"freq_skew":0.614339,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2463,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[174,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":190735},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725901,"noise_level":-27.779711,"freq_skew":-0.296928,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4085,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[128,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":193025},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688598,"noise_level":-28.058037,"freq_skew":0.800228,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[113,81]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":194851},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282849,"noise_level":-28.324480,"freq_skew":2.062287,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":943803},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529079,"noise_level":-28.734686,"freq_skew":0.907843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,219,192,82]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":945805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406548,"noise_level":-28.593384,"freq_skew":-1.489938,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":949748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904099,"noise_level":-28.317482,"freq_skew":-0.142312,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788870,"usec":949975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608056,"noise_level":-28.575096,"freq_skew":0.310318,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788871,"usec":710261},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421556,"noise_level":-29.049313,"freq_skew":1.332356,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":193,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788871,"usec":711551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750619,"noise_level":-28.951389,"freq_skew":1.947840,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788871,"usec":714324},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520782,"noise_level":-29.147482,"freq_skew":-0.367522,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4086,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788872,"usec":473155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774696,"noise_level":-28.853714,"freq_skew":0.745581,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788873,"usec":991072},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541241,"noise_level":-27.705429,"freq_skew":0.493880,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2463,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[166,165]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788873,"usec":994723},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634991,"noise_level":-28.543722,"freq_skew":0.777091,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[109,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788873,"usec":996761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910051,"noise_level":-28.451307,"freq_skew":0.798517,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2463,"dst_ref":2,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[99,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788873,"usec":998797},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458211,"noise_level":-28.382633,"freq_skew":0.349450,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53737,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[2,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788874,"usec":759487},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537069,"noise_level":-28.135376,"freq_skew":0.669085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[81,109]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788874,"usec":760141},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772321,"noise_level":-28.536451,"freq_skew":0.759085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[128,179]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788875,"usec":512056},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718044,"noise_level":-28.106325,"freq_skew":0.504097,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":2463,"variable_part_params":[{"name":"checksum","value":[84,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788875,"usec":516484},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240042,"noise_level":-27.849667,"freq_skew":0.470648,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788877,"usec":798109},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354055,"noise_level":-28.156773,"freq_skew":2.107858,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788878,"usec":572601},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771891,"noise_level":-27.294615,"freq_skew":0.570305,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":2463,"variable_part_params":[{"name":"checksum","value":[84,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788878,"usec":573567},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752541,"noise_level":-28.242779,"freq_skew":0.749870,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788879,"usec":329418},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405375,"noise_level":-27.934210,"freq_skew":0.390509,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[63,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788879,"usec":333705},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681616,"noise_level":-28.237780,"freq_skew":0.987972,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55733,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[118,146]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788880,"usec":847104},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594761,"noise_level":-27.610680,"freq_skew":0.369266,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":3,"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":686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[59,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788881,"usec":615432},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547104,"noise_level":-26.928846,"freq_skew":0.744398,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788881,"usec":616612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828366,"noise_level":-26.879702,"freq_skew":-0.724187,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788882,"usec":381145},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609854,"noise_level":-27.386021,"freq_skew":0.737191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47148,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,111,239,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788882,"usec":381760},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765205,"noise_level":-27.345459,"freq_skew":1.961593,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,84,130,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788882,"usec":383437},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587356,"noise_level":-27.687998,"freq_skew":1.983752,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"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":[174,254,100,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788882,"usec":384921},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594342,"noise_level":-27.625082,"freq_skew":0.864619,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788882,"usec":388599},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927729,"noise_level":-27.439020,"freq_skew":0.422607,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":133669},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836864,"noise_level":-27.746922,"freq_skew":0.853399,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","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":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":27963,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":137500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718985,"noise_level":-27.475708,"freq_skew":2.053465,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":138820},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619566,"noise_level":-27.434723,"freq_skew":-0.941340,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[92,241,127,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":900838},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651309,"noise_level":-28.133987,"freq_skew":0.956325,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,228,65,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":901239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883130,"noise_level":-28.111858,"freq_skew":0.515367,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":907769},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616219,"noise_level":-27.786510,"freq_skew":0.364312,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2478,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,120,178,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788883,"usec":908980},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643991,"noise_level":-28.409597,"freq_skew":0.660367,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788884,"usec":659979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438993,"noise_level":-28.363976,"freq_skew":-0.743915,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788884,"usec":661930},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803030,"noise_level":-28.268082,"freq_skew":0.669719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,253,224,162]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788884,"usec":665833},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618039,"noise_level":-28.510071,"freq_skew":1.515820,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":368,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788884,"usec":667407},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630900,"noise_level":-28.805582,"freq_skew":0.522833,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1216,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788884,"usec":670360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477251,"noise_level":-29.172497,"freq_skew":0.208172,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788885,"usec":428429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207995,"noise_level":-28.500025,"freq_skew":0.487964,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788888,"usec":474826},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679293,"noise_level":-26.450821,"freq_skew":0.984372,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788889,"usec":233289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548885,"noise_level":-25.988722,"freq_skew":1.102698,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":4012,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788889,"usec":995624},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525110,"noise_level":-26.352642,"freq_skew":0.831789,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":2478},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792005,"noise_level":-26.759380,"freq_skew":0.310572,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":2990},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715681,"noise_level":-26.740490,"freq_skew":0.824849,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20060,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":51,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,245,167,198]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.055000,"unit":"MHz"}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":755902},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784657,"noise_level":-26.799717,"freq_skew":0.772565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"atn_checksum","value":[8,71,8,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":756249},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341227,"noise_level":-26.799717,"freq_skew":0.626671,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":756427},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204487,"noise_level":-26.780735,"freq_skew":0.666716,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24010,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[103,169,171,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":757534},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165135,"noise_level":-26.705219,"freq_skew":0.795526,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":68,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[225,208,10,49]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2321,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,101,53,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":757926},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618852,"noise_level":-26.686443,"freq_skew":0.393453,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":51,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[20,169,108,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788890,"usec":764731},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611795,"noise_level":-26.519258,"freq_skew":0.890484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20061,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[119,99,160,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788891,"usec":517391},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609258,"noise_level":-26.247574,"freq_skew":0.771644,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788891,"usec":520208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505503,"noise_level":-26.158867,"freq_skew":0.143739,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788891,"usec":520738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720469,"noise_level":-26.141233,"freq_skew":0.489891,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788891,"usec":522125},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495721,"noise_level":-27.234060,"freq_skew":-3.222835,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[102,246,213,36]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788893,"usec":42481},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833948,"noise_level":-27.609791,"freq_skew":-3.320604,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788893,"usec":807573},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735404,"noise_level":-27.804466,"freq_skew":-1.540096,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788893,"usec":808706},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048685,"noise_level":-27.740704,"freq_skew":0.803794,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788894,"usec":574752},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262374,"noise_level":-27.876373,"freq_skew":0.573981,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2321,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[232,123,36,52]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788894,"usec":577208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599587,"noise_level":-27.878769,"freq_skew":1.358246,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788894,"usec":578171},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992190,"noise_level":-28.778576,"freq_skew":0.765365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20065,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[204,48,210,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788896,"usec":89009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882677,"noise_level":-28.787117,"freq_skew":0.748305,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788897,"usec":623828},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655648,"noise_level":-27.928743,"freq_skew":0.407933,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":688,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788897,"usec":625203},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790030,"noise_level":-28.915985,"freq_skew":0.221954,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788897,"usec":626058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697628,"noise_level":-28.867630,"freq_skew":1.199890,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788898,"usec":373097},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748174,"noise_level":-28.819546,"freq_skew":0.324999,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":52,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[25,86,83,167]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788898,"usec":377494},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459317,"noise_level":-29.065657,"freq_skew":1.403579,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"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":[81,123,38,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788898,"usec":378013},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829393,"noise_level":-29.041027,"freq_skew":0.651463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788898,"usec":380049},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904555,"noise_level":-28.894691,"freq_skew":0.011561,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788898,"usec":380456},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101495,"noise_level":-29.032825,"freq_skew":2.744497,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788899,"usec":137656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787535,"noise_level":-28.959417,"freq_skew":0.429557,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788899,"usec":139512},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950402,"noise_level":-29.146824,"freq_skew":0.552051,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788899,"usec":906723},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775700,"noise_level":-28.159437,"freq_skew":0.710869,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":51,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[183,146,167,206]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788900,"usec":659648},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173862,"noise_level":-27.961702,"freq_skew":0.801587,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788901,"usec":419813},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443685,"noise_level":-28.388357,"freq_skew":0.784213,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788901,"usec":420324},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520292,"noise_level":-28.342846,"freq_skew":1.289861,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"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":[81,123,38,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788901,"usec":424151},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607631,"noise_level":-28.118793,"freq_skew":0.509380,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[55,157,60,219]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":184554},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778621,"noise_level":-29.004591,"freq_skew":0.253937,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":688,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":186028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561354,"noise_level":-28.978233,"freq_skew":0.985681,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":192092},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594452,"noise_level":-28.737413,"freq_skew":2.538177,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-2.700000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":194421},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220041,"noise_level":-28.690042,"freq_skew":0.861167,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":195839},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588640,"noise_level":-28.642925,"freq_skew":0.304527,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":938042},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384263,"noise_level":-28.549458,"freq_skew":2.772035,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WDX","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"W625EX","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788902,"usec":938755},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853305,"noise_level":-28.503094,"freq_skew":2.595226,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222326","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":[71,0,39,65,87,90,90,0,77,36,214,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788903,"usec":705988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.301570,"noise_level":-27.921877,"freq_skew":1.038660,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788903,"usec":713857},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720383,"noise_level":-27.645233,"freq_skew":2.472378,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788903,"usec":716914},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715569,"noise_level":-27.479267,"freq_skew":-1.986379,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788904,"usec":478220},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458557,"noise_level":-27.038567,"freq_skew":1.596875,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"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":[81,123,38,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788905,"usec":994887},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747097,"noise_level":-26.290445,"freq_skew":2.680974,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222326","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":[71,0,39,65,87,90,90,0,77,36,214,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788906,"usec":760742},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740277,"noise_level":-25.956463,"freq_skew":0.385571,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788906,"usec":767325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.296757,"noise_level":-25.684849,"freq_skew":2.764853,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788907,"usec":522124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711862,"noise_level":-25.793854,"freq_skew":1.425107,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788907,"usec":522817},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449516,"noise_level":-26.615395,"freq_skew":0.507907,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":4,"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":1219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,55,128,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788908,"usec":282252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.351104,"noise_level":-26.197721,"freq_skew":0.545240,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788908,"usec":289939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826420,"noise_level":-25.901424,"freq_skew":0.347160,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788909,"usec":51336},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081149,"noise_level":-26.248222,"freq_skew":0.394549,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"83","blk_id":"9","ack":"!","flight":"GS0001","msg_num":"M08","msg_num_seq":"A","msg_text":"001PR30160147N3852.3W00447.63304260027"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788910,"usec":570444},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810180,"noise_level":-25.774862,"freq_skew":0.296670,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":91496},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420423,"noise_level":-25.046350,"freq_skew":1.287592,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53603,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[236,132,183,77]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53603,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,13,222,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":847599},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648679,"noise_level":-25.536007,"freq_skew":0.224678,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[36,88,37,119]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":852179},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678295,"noise_level":-25.308989,"freq_skew":0.443770,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.600000},"alt":19000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":852843},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109529,"noise_level":-25.292997,"freq_skew":0.426864,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":854143},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686406,"noise_level":-25.229328,"freq_skew":0.517359,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"23126223","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,73,69,0,76,172,147,0,1,0,0,65,65,49,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788912,"usec":856485},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724092,"noise_level":-25.197666,"freq_skew":0.545318,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788913,"usec":609301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832207,"noise_level":-25.150391,"freq_skew":0.457454,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788913,"usec":610664},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636188,"noise_level":-25.221470,"freq_skew":0.382347,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":20.000000,"flags":246,"pdu_id":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2442,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[166,16,101,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788913,"usec":617759},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188728,"noise_level":-25.486115,"freq_skew":1.304437,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[107,101,75,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788914,"usec":379631},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583642,"noise_level":-26.045332,"freq_skew":1.522953,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788914,"usec":383857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612357,"noise_level":-25.924229,"freq_skew":0.544070,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788915,"usec":145500},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770822,"noise_level":-25.770967,"freq_skew":0.774517,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":6,"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":28214,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788915,"usec":149809},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310291,"noise_level":-25.603786,"freq_skew":-1.012211,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788915,"usec":900282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360655,"noise_level":-25.183603,"freq_skew":0.716183,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788915,"usec":901136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531480,"noise_level":-25.976877,"freq_skew":-2.537717,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788915,"usec":901654},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698452,"noise_level":-27.116013,"freq_skew":2.485867,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":314,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788916,"usec":662892},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768973,"noise_level":-26.882689,"freq_skew":-0.370402,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":4087,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788916,"usec":663459},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373716,"noise_level":-26.844404,"freq_skew":1.536529,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788916,"usec":665454},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662868,"noise_level":-26.749422,"freq_skew":0.377610,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"23126223","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,73,69,0,76,172,147,0,1,0,0,65,65,49,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788916,"usec":665454},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.662868,"noise_level":-26.749422,"freq_skew":0.377610,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788917,"usec":422301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.916855,"noise_level":-26.470558,"freq_skew":1.414497,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788918,"usec":182519},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696874,"noise_level":-26.880739,"freq_skew":0.339205,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788918,"usec":951348},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429749,"noise_level":-26.251926,"freq_skew":1.575165,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53603,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,208,213,45]}]}],"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":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788918,"usec":954269},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926311,"noise_level":-26.180855,"freq_skew":0.487981,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788918,"usec":954769},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253220,"noise_level":-26.163176,"freq_skew":1.337483,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788918,"usec":957134},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746455,"noise_level":-26.023035,"freq_skew":2.675840,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":314,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788919,"usec":708037},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544725,"noise_level":-25.953806,"freq_skew":1.536475,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,237,177,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788920,"usec":486083},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.915730,"noise_level":-25.569294,"freq_skew":0.569017,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"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":6930,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788921,"usec":232563},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462905,"noise_level":-25.422115,"freq_skew":-0.787377,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788921,"usec":232852},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927207,"noise_level":-25.405914,"freq_skew":0.407748,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"23126223","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,73,69,0,76,172,147,0,1,0,0,65,65,49,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788921,"usec":233526},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932087,"noise_level":-25.373604,"freq_skew":0.453782,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788921,"usec":235104},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673031,"noise_level":-25.309343,"freq_skew":0.644234,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[30,137,50,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788922,"usec":758231},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554359,"noise_level":-25.321367,"freq_skew":1.299700,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788922,"usec":759313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.110814,"noise_level":-25.826025,"freq_skew":-1.446988,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788922,"usec":762402},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448184,"noise_level":-25.707920,"freq_skew":1.531555,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,237,177,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788923,"usec":516944},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483317,"noise_level":-25.525513,"freq_skew":1.410406,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788923,"usec":516944},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.483317,"noise_level":-25.525513,"freq_skew":1.410406,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62,"dst_ref":53603,"variable_part_params":[{"name":"atn_checksum","value":[110,130,131,107]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788923,"usec":519042},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472406,"noise_level":-25.739071,"freq_skew":1.387819,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,237,177,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788923,"usec":521557},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793151,"noise_level":-26.421749,"freq_skew":-0.516518,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788924,"usec":277650},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467314,"noise_level":-26.259535,"freq_skew":1.466670,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788924,"usec":279480},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849446,"noise_level":-26.805689,"freq_skew":-1.291649,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":468,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788924,"usec":284739},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.003565,"noise_level":-26.580450,"freq_skew":1.341995,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161,193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":43245},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681403,"noise_level":-27.431383,"freq_skew":0.762561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[30,137,50,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":44606},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611289,"noise_level":-27.350021,"freq_skew":0.129190,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":44606},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.611289,"noise_level":-27.350021,"freq_skew":0.129190,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[95,24,183,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":50532},"freq":136975000,"burst_len_octets":685,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651921,"noise_level":-27.031992,"freq_skew":0.449394,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":5,"rseq":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":52,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[149,71,174,171]}]}],"unknown_proto":{"data":[0,169,49,131,193,220,2,12,9,37,107,63,18,165,36,216,48,202,57,165,231,131,176,8,32,0,248,177,224,236,1,214,229,53,2,240,105,75,179,125,228,40,53,32,216,0,204,57,31,64,36,37,99,8,223,121,82,12,184,53,129,146,176,116,29,202,238,34,143,8,169,19,93,193,5,120,233,170,207,7,96,13,166,87,2,162,67,152,49,232,136,111,188,3,228,35,8,131,208,83,80,47,6,148,187,13,247,144,160,212,131,98,4,58,17,120,11,55,122,8,250,1,33,43,24,65,190,242,164,25,112,107,67,172,130,31,1,101,175,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,160,66,96,44,201,232,30,24,157,134,86,10,6,251,202,145,105,84,159,29,27,8,76,5,80,46,3,182,131,80,206,20,32,223,120,239,96,66,74,5,192,118,195,182,25,196,114,27,211,29,242,144,48,5,232,29,85,191,134,150,95,5,146,74,19,229,193,133,30,226,144,56,10,131,123,7,76,83,225,168,28,1,65,242,21]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":50532},"freq":136975000,"burst_len_octets":685,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.651921,"noise_level":-27.031992,"freq_skew":0.449394,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[90,112,104,72,18,164,14,2,1,65,239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,17,132,129,192,69,192,113,244,62,27,51,88,8,143,34,55,144,48,33,112,28,120,25,134,206,121,2,25,200,147,35,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,155,99,234,2,135,87,1,198,19,40,109,3,224,28,140,138,82,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,238,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,99,177,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,101,145,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,146,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,15,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,73,216,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,151,2,55,32,32,2]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":50532},"freq":136975000,"burst_len_octets":685,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.651921,"noise_level":-27.031992,"freq_skew":0.449394,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":52,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[149,71,174,171]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":42,"min":20,"sec":58.900000,"dir":"north"},"lon":{"deg":6,"min":6,"sec":32.700000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":2,"sec":2}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":53}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BATAX","eta":{"hour":0,"min":6,"sec":24}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":50,"sec":21}}}]},"ground_vector":{"ground_track":{"val":210.650000,"unit":"deg"},"ground_speed":{"val":426.500000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":221.200000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.777000,"unit":""},"ias":{"val":275.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":87.000000,"unit":"kts"}}},"wind_direction":{"val":286.000000,"unit":"deg"},"temperature":{"val":-46.750000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":45}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":42,"min":9,"sec":5.700000,"dir":"north"},"lon":{"deg":6,"min":15,"sec":27.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":3,"sec":57},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BATAX","eta":{"hour":16,"min":8,"sec":29},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":31.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":58,"sec":50},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":20},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":2.600000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":44},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":23.700000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":56.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34860.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":50},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":1,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":8,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":8,"sec":55},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":12},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":10,"sec":59},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":36},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":23,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77900.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73480.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.753000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.753000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":247.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":799638},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470113,"noise_level":-26.915668,"freq_skew":0.635754,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":799638},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.470113,"noise_level":-26.915668,"freq_skew":0.635754,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[217,26,184,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":801309},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848834,"noise_level":-26.819912,"freq_skew":1.323249,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":194,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[17,76,155,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":803473},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779091,"noise_level":-26.800884,"freq_skew":0.333874,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"23126223","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,73,69,0,76,172,147,0,1,0,0,65,65,49,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788925,"usec":803473},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.779091,"noise_level":-26.800884,"freq_skew":0.333874,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"ZD0001","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788926,"usec":568663},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888402,"noise_level":-26.410679,"freq_skew":0.211043,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788927,"usec":333169},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959685,"noise_level":-26.002512,"freq_skew":0.393238,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788927,"usec":334091},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949250,"noise_level":-25.950659,"freq_skew":0.311385,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"83","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"M09","msg_num_seq":"A","msg_text":"001PR30160202N4113.1W00738.51953160012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788928,"usec":85229},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510207,"noise_level":-25.712690,"freq_skew":0.277939,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788928,"usec":88280},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724844,"noise_level":-26.568460,"freq_skew":0.935543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788928,"usec":853703},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821716,"noise_level":-26.117779,"freq_skew":0.534724,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788929,"usec":620717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971238,"noise_level":-25.556576,"freq_skew":0.612883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788930,"usec":380458},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566012,"noise_level":-25.333836,"freq_skew":0.456178,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":139495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733522,"noise_level":-25.238056,"freq_skew":-1.332133,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":141354},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543009,"noise_level":-25.143322,"freq_skew":1.565553,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,237,177,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":145279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799454,"noise_level":-26.097061,"freq_skew":-0.615711,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":147841},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704373,"noise_level":-26.398945,"freq_skew":0.371163,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"83","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"M09","msg_num_seq":"A","msg_text":"001PR30160202N4113.1W00738.51953160012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":904918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609900,"noise_level":-26.078318,"freq_skew":-0.223300,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788931,"usec":905563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614352,"noise_level":-26.043413,"freq_skew":0.691632,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788932,"usec":666632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280821,"noise_level":-25.785997,"freq_skew":0.919317,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788932,"usec":673146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645892,"noise_level":-25.552437,"freq_skew":-1.937091,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788933,"usec":418890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661534,"noise_level":-25.421743,"freq_skew":0.742422,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":0,"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":28313,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788933,"usec":425610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022016,"noise_level":-25.441704,"freq_skew":0.399163,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":186816},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236112,"noise_level":-25.280685,"freq_skew":1.460840,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,237,177,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":1,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":189699},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212715,"noise_level":-25.643452,"freq_skew":0.494443,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":195013},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701762,"noise_level":-26.451159,"freq_skew":0.199716,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[10,156,127,8]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":196424},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347682,"noise_level":-26.796555,"freq_skew":1.450903,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":4,"unknown_proto":{"data":[161,193,225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":946090},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800517,"noise_level":-27.200417,"freq_skew":0.319765,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":947211},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454671,"noise_level":-27.121181,"freq_skew":1.432027,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":947817},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622982,"noise_level":-27.826826,"freq_skew":-1.876504,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":111,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":948719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365047,"noise_level":-28.374193,"freq_skew":1.317573,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[222,5,70,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788934,"usec":951852},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420812,"noise_level":-28.306124,"freq_skew":1.540136,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[62,75,99,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788935,"usec":710152},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934910,"noise_level":-28.700428,"freq_skew":0.420242,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"83","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"M09","msg_num_seq":"A","msg_text":"001PR30160202N4113.1W00738.51953160012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788936,"usec":474596},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550781,"noise_level":-27.953062,"freq_skew":1.793796,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":234737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562663,"noise_level":-28.213936,"freq_skew":-0.337113,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":236923},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720273,"noise_level":-28.058792,"freq_skew":0.020896,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[10,156,127,8]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":241534},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503008,"noise_level":-27.884811,"freq_skew":1.338670,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":241534},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.503008,"noise_level":-27.884811,"freq_skew":1.338670,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[222,5,70,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":990066},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376407,"noise_level":-27.809629,"freq_skew":1.437065,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[62,75,99,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":992926},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450340,"noise_level":-27.640524,"freq_skew":1.548262,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788937,"usec":992926},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.450340,"noise_level":-27.640524,"freq_skew":1.548262,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[222,5,70,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788938,"usec":755936},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399063,"noise_level":-28.275101,"freq_skew":1.426560,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[222,5,70,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788938,"usec":757731},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586119,"noise_level":-28.141020,"freq_skew":-0.021041,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[120,111,47,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788938,"usec":763979},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446802,"noise_level":-28.312189,"freq_skew":1.391094,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788939,"usec":521778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.912806,"noise_level":-28.731777,"freq_skew":-1.383121,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788940,"usec":281662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417423,"noise_level":-28.202324,"freq_skew":1.477723,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788940,"usec":287372},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071390,"noise_level":-27.916746,"freq_skew":0.552440,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"83","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"M09","msg_num_seq":"A","msg_text":"001PR30160202N4113.1W00738.51953160012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788940,"usec":291159},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753373,"noise_level":-27.830732,"freq_skew":0.661789,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":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":28395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788940,"usec":292356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566996,"noise_level":-27.788044,"freq_skew":1.455504,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788941,"usec":804327},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009532,"noise_level":-27.626352,"freq_skew":-1.822739,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788941,"usec":807915},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601765,"noise_level":-28.423204,"freq_skew":0.486272,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-6.900000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788941,"usec":809321},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754382,"noise_level":-28.377510,"freq_skew":0.868873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788942,"usec":569289},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794519,"noise_level":-28.393253,"freq_skew":0.599743,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO45VG","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788942,"usec":570293},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682450,"noise_level":-28.926794,"freq_skew":0.608344,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"16357101","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":[71,0,39,65,84,86,70,0,57,222,65,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788942,"usec":579478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397160,"noise_level":-29.345570,"freq_skew":0.298240,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788943,"usec":333107},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391870,"noise_level":-29.830063,"freq_skew":1.356480,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788943,"usec":339891},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117614,"noise_level":-30.663414,"freq_skew":0.390448,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788943,"usec":341312},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674763,"noise_level":-30.604322,"freq_skew":0.418916,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788944,"usec":90940},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.377054,"noise_level":-31.069899,"freq_skew":-0.448328,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788944,"usec":97313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125688,"noise_level":-30.704865,"freq_skew":0.404184,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788944,"usec":858352},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250759,"noise_level":-30.100794,"freq_skew":0.214522,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788944,"usec":858352},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.250759,"noise_level":-30.100794,"freq_skew":0.214522,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788946,"usec":381475},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571997,"noise_level":-28.669392,"freq_skew":0.964231,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":51,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[59,174,241,29]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":2,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFBB"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":136521},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699087,"noise_level":-28.459846,"freq_skew":0.557920,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":71,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[170,61,55,203]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2321,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,18,158,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":2,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":137741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096357,"noise_level":-28.914917,"freq_skew":0.229750,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":139853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995261,"noise_level":-28.746864,"freq_skew":0.969065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[34,252,5,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":139979},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501258,"noise_level":-28.746864,"freq_skew":1.433358,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":143659},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054183,"noise_level":-29.669720,"freq_skew":0.201810,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..EINFX","mode":"2","label":"83","blk_id":"7","ack":"!","flight":"ZD0001","msg_num":"M09","msg_num_seq":"A","msg_text":"001PR30160202N4113.1W00738.51953160012"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788947,"usec":907175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603600,"noise_level":-29.057219,"freq_skew":0.629102,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788948,"usec":665897},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671764,"noise_level":-28.508184,"freq_skew":1.538347,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,2,225,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788948,"usec":666757},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711656,"noise_level":-29.352669,"freq_skew":1.084890,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788948,"usec":667060},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966690,"noise_level":-29.801119,"freq_skew":0.771017,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788948,"usec":674183},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921559,"noise_level":-29.588966,"freq_skew":0.656383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,227,88,74]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788949,"usec":429003},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574918,"noise_level":-29.104954,"freq_skew":0.470873,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":78,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788949,"usec":429273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923305,"noise_level":-29.080212,"freq_skew":1.371758,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788950,"usec":946944},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478685,"noise_level":-27.990301,"freq_skew":1.316601,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788950,"usec":951771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386611,"noise_level":-28.749268,"freq_skew":0.442539,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788951,"usec":713361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446081,"noise_level":-28.399647,"freq_skew":-3.219237,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788952,"usec":484225},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849748,"noise_level":-27.973454,"freq_skew":-1.397709,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788953,"usec":993442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711507,"noise_level":-27.188076,"freq_skew":-1.335865,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788953,"usec":998805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851164,"noise_level":-26.972198,"freq_skew":1.013726,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788953,"usec":999150},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561491,"noise_level":-26.972198,"freq_skew":1.312099,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788954,"usec":760299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.123043,"noise_level":-27.780535,"freq_skew":1.345165,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788955,"usec":532669},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527443,"noise_level":-26.853239,"freq_skew":1.486490,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-6.500000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788956,"usec":279058},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480103,"noise_level":-27.537001,"freq_skew":0.833606,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788956,"usec":279527},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824510,"noise_level":-28.126541,"freq_skew":-1.794360,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"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":437,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788956,"usec":280642},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675561,"noise_level":-28.038435,"freq_skew":1.259445,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"DE02MW","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788956,"usec":280642},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.675561,"noise_level":-28.038435,"freq_skew":1.259445,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17074172","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":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788956,"usec":284791},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699432,"noise_level":-28.237015,"freq_skew":0.836809,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17074172","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":"2.3.0-1cc5ea7"},"t":{"sec":1769788957,"usec":45629},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213498,"noise_level":-28.828604,"freq_skew":0.685900,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788957,"usec":46472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833638,"noise_level":-28.756897,"freq_skew":0.690999,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788957,"usec":48295},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476676,"noise_level":-28.615231,"freq_skew":1.001128,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,167,153,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788957,"usec":51744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649155,"noise_level":-28.661022,"freq_skew":1.558771,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788957,"usec":807290},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597341,"noise_level":-29.238651,"freq_skew":0.879663,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":47008,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":61883,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[119,64,179,47]},{"name":"checksum","value":[254,224]},{"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":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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788959,"usec":331346},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806459,"noise_level":-27.825253,"freq_skew":1.262339,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,167,153,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788960,"usec":93812},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465140,"noise_level":-27.572365,"freq_skew":2.587252,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788960,"usec":847780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632357,"noise_level":-27.028933,"freq_skew":2.375212,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788960,"usec":847906},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419106,"noise_level":-27.028933,"freq_skew":1.448347,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788961,"usec":622852},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588907,"noise_level":-26.892088,"freq_skew":-1.768328,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788961,"usec":623654},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767457,"noise_level":-26.872904,"freq_skew":0.690586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":47008,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":61883,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[119,64,179,47]},{"name":"checksum","value":[254,224]},{"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":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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788962,"usec":373908},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355540,"noise_level":-26.702126,"freq_skew":0.767907,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788962,"usec":374660},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401920,"noise_level":-27.133251,"freq_skew":0.469642,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":72,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":61883,"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":[49,139,144,153]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788962,"usec":379647},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608209,"noise_level":-26.918713,"freq_skew":0.910238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[204,4,229,16]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788963,"usec":140890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964663,"noise_level":-26.549845,"freq_skew":0.553801,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788963,"usec":895964},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597994,"noise_level":-27.329750,"freq_skew":-2.606435,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788966,"usec":954985},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827276,"noise_level":-26.816040,"freq_skew":1.487778,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788966,"usec":962799},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907471,"noise_level":-26.683784,"freq_skew":-1.498419,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[243,90,245,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788968,"usec":469104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748990,"noise_level":-26.554714,"freq_skew":-1.278552,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788968,"usec":474958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052808,"noise_level":-26.985758,"freq_skew":-1.145759,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788969,"usec":238545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999297,"noise_level":-26.643158,"freq_skew":0.369254,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788971,"usec":519117},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605201,"noise_level":-25.361488,"freq_skew":-1.100955,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":42,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[198,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788972,"usec":288463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869319,"noise_level":-25.176382,"freq_skew":-1.226707,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":45489},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862953,"noise_level":-24.715912,"freq_skew":-2.018379,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":3,"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":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2487,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,51,11,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":803198},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904367,"noise_level":-24.671181,"freq_skew":0.821753,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":804682},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650760,"noise_level":-24.597134,"freq_skew":0.922308,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":806020},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610313,"noise_level":-24.538349,"freq_skew":0.917709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[6,148,156,254]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":810130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473666,"noise_level":-24.393105,"freq_skew":0.433831,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788973,"usec":810346},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518977,"noise_level":-24.378712,"freq_skew":0.797746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788974,"usec":566483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809823,"noise_level":-24.221956,"freq_skew":-1.918470,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788974,"usec":567117},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249143,"noise_level":-24.193756,"freq_skew":0.538652,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":689,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788974,"usec":570392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510267,"noise_level":-24.040276,"freq_skew":-0.767467,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788974,"usec":570505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125989,"noise_level":-24.040276,"freq_skew":-2.618685,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788975,"usec":331366},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332046,"noise_level":-24.663532,"freq_skew":0.883677,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788975,"usec":340969},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005231,"noise_level":-25.315226,"freq_skew":1.705265,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":29,"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":[11,29]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788976,"usec":91659},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723786,"noise_level":-25.506067,"freq_skew":-1.912801,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[79,231,131,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788976,"usec":853537},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678255,"noise_level":-25.295784,"freq_skew":-1.947720,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"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":113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"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":[109,231,219,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788976,"usec":860726},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819282,"noise_level":-25.012783,"freq_skew":1.402589,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2621,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[9,215]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788977,"usec":617883},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899858,"noise_level":-24.966499,"freq_skew":-1.570263,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788977,"usec":619910},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337187,"noise_level":-24.859455,"freq_skew":0.602930,"avlc":{"src":{"addr":"4AB823","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":255,"sseq":5,"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":6931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61839,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,111]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788977,"usec":620066},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016385,"noise_level":-24.859455,"freq_skew":1.517265,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2621,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[78,252]}]}],"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":[1,3,27,1,3769707,0]}},"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":"AFR66LR","long_tsap":{"rdp":[65,72,79,80,0],"short_tsap":{"ars":[57,133,107],"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":[65,72,79,80,0],"short_tsap":{"ars":[57,133,107],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMD","destination_airport":"LFPG"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788979,"usec":144471},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947214,"noise_level":-23.978577,"freq_skew":1.430535,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788979,"usec":907598},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722289,"noise_level":-23.830627,"freq_skew":1.323617,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2621,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[77,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788979,"usec":910353},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093236,"noise_level":-23.723289,"freq_skew":1.503770,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":29,"dst_ref":2621,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[55,147]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788979,"usec":910494},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947159,"noise_level":-24.571962,"freq_skew":-1.446283,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":1081,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[114,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788981,"usec":424624},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580712,"noise_level":-24.127712,"freq_skew":0.799568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788981,"usec":427335},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497799,"noise_level":-24.002880,"freq_skew":0.983358,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":682,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788981,"usec":428426},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712516,"noise_level":-23.961666,"freq_skew":1.297784,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":30,"dst_ref":2622,"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":[234,245]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788981,"usec":433890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152462,"noise_level":-23.866251,"freq_skew":0.293450,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788982,"usec":194351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110938,"noise_level":-24.164865,"freq_skew":1.494583,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788982,"usec":953219},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662369,"noise_level":-23.834499,"freq_skew":1.377209,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2622,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[82,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":2,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788983,"usec":713896},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606821,"noise_level":-23.399841,"freq_skew":-1.504065,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":1081,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[114,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788984,"usec":474909},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710981,"noise_level":-23.946383,"freq_skew":-1.338172,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":1082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[58,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788985,"usec":234853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012926,"noise_level":-23.650484,"freq_skew":1.611706,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788985,"usec":241217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487657,"noise_level":-24.109173,"freq_skew":-1.284879,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788985,"usec":994659},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920536,"noise_level":-23.943478,"freq_skew":1.530581,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[72,62]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788987,"usec":521430},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.133132,"noise_level":-23.310600,"freq_skew":0.516283,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788987,"usec":522637},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.608736,"noise_level":-23.259884,"freq_skew":0.233471,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":31,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788987,"usec":524078},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790249,"noise_level":-23.196903,"freq_skew":1.441022,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788988,"usec":279788},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807528,"noise_level":-23.477219,"freq_skew":0.828785,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788988,"usec":282710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538174,"noise_level":-23.374134,"freq_skew":0.843532,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[77,210,233,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":41372},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683341,"noise_level":-23.297615,"freq_skew":-2.050182,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[104,230,157,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":41372},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.683341,"noise_level":-23.297615,"freq_skew":-2.050182,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"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":[39,60,142,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":42525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482311,"noise_level":-23.246975,"freq_skew":0.237577,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":20.000000,"flags":246,"pdu_id":391,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":43468},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605014,"noise_level":-23.439327,"freq_skew":0.691317,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":45616},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747679,"noise_level":-23.349453,"freq_skew":0.263051,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2527,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[142,162,168,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":808371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607402,"noise_level":-23.703312,"freq_skew":-2.033464,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":809194},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358414,"noise_level":-23.676743,"freq_skew":0.678798,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":813179},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511430,"noise_level":-23.493013,"freq_skew":0.702542,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEJR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788989,"usec":813836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555500,"noise_level":-23.493013,"freq_skew":0.474160,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":562898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990597,"noise_level":-24.143942,"freq_skew":0.377625,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":564183},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668976,"noise_level":-24.088135,"freq_skew":1.996285,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":567165},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310313,"noise_level":-24.706419,"freq_skew":-0.740291,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":569414},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712177,"noise_level":-25.247652,"freq_skew":0.437276,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22216615","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,193,131,80,84,0,73,29,141,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":569810},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656503,"noise_level":-25.247652,"freq_skew":0.752971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,219,192,82]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788990,"usec":571335},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.443704,"noise_level":-25.670219,"freq_skew":0.606297,"avlc":{"src":{"addr":"4CAC93","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":31,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[124,113,0,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788991,"usec":328365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883143,"noise_level":-25.554201,"freq_skew":0.533213,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"GS0001","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788991,"usec":332320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147148,"noise_level":-25.342766,"freq_skew":1.873389,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788992,"usec":96923},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901326,"noise_level":-25.276243,"freq_skew":0.444859,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788992,"usec":100011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948854,"noise_level":-25.118237,"freq_skew":-1.453015,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788992,"usec":856266},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610617,"noise_level":-25.009317,"freq_skew":1.613765,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFRN"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-6.700000},"alt":40000}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788992,"usec":859771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672410,"noise_level":-24.840870,"freq_skew":-1.284575,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788993,"usec":619208},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437223,"noise_level":-24.397411,"freq_skew":1.419497,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16347254","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":[71,0,39,65,84,86,70,0,57,206,172,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788994,"usec":375631},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768407,"noise_level":-25.094448,"freq_skew":0.765567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,219,192,82]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788994,"usec":377180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520267,"noise_level":-25.032211,"freq_skew":1.620309,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TO9851","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":140694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146014,"noise_level":-24.944220,"freq_skew":-0.060655,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":141490},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041132,"noise_level":-25.184153,"freq_skew":2.065198,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":142630},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647582,"noise_level":-25.136950,"freq_skew":-0.742041,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":526,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":144653},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861376,"noise_level":-26.136044,"freq_skew":0.556664,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"GS0001","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":899051},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226788,"noise_level":-25.841808,"freq_skew":-1.320657,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":5,"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":563,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":899345},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155778,"noise_level":-25.824806,"freq_skew":1.395914,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788995,"usec":899540},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299669,"noise_level":-25.824806,"freq_skew":0.677103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788996,"usec":661777},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184914,"noise_level":-26.031000,"freq_skew":1.820104,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788996,"usec":668489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.962943,"noise_level":-26.519691,"freq_skew":-0.505803,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788997,"usec":428575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560800,"noise_level":-26.194658,"freq_skew":1.811659,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788997,"usec":429100},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738787,"noise_level":-26.159285,"freq_skew":-0.461556,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":147,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788997,"usec":429640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080646,"noise_level":-26.158119,"freq_skew":0.216270,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":183951},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619057,"noise_level":-25.880222,"freq_skew":0.638530,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[189,219,192,82]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":186871},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341503,"noise_level":-25.778263,"freq_skew":-3.348885,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":188827},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514609,"noise_level":-26.862740,"freq_skew":-0.911121,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":526,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":189725},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555252,"noise_level":-27.909555,"freq_skew":-3.513281,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[217,150,208,20]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2412,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,170,144,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":941999},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128331,"noise_level":-28.860168,"freq_skew":0.990703,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788998,"usec":945960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973051,"noise_level":-28.552525,"freq_skew":1.983235,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788999,"usec":709727},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972543,"noise_level":-28.762245,"freq_skew":0.436300,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..CSGLM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"GS0001","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788999,"usec":711459},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915873,"noise_level":-28.667488,"freq_skew":-3.500498,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769788999,"usec":718304},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129635,"noise_level":-29.422802,"freq_skew":0.768367,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789000,"usec":464021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.400116,"noise_level":-29.169521,"freq_skew":0.425679,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789000,"usec":466879},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.277363,"noise_level":-28.923416,"freq_skew":-1.418778,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":564,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":230673},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521811,"noise_level":-28.613564,"freq_skew":0.396969,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":230673},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.521811,"noise_level":-28.613564,"freq_skew":0.396969,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[51,94,224,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":230946},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374712,"noise_level":-28.922968,"freq_skew":-1.833593,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":235394},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361989,"noise_level":-28.754759,"freq_skew":-2.265073,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":236757},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693033,"noise_level":-29.263229,"freq_skew":0.746749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","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":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":998835},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531643,"noise_level":-28.820507,"freq_skew":-2.090432,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15040625","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,149,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789001,"usec":999445},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620906,"noise_level":-29.718771,"freq_skew":-2.074348,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"YW1151","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":1272},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829593,"noise_level":-30.169794,"freq_skew":0.840281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,111,239,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":3018},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638400,"noise_level":-30.160351,"freq_skew":0.978106,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15040625","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":3628},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228068,"noise_level":-30.111235,"freq_skew":1.255312,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":4013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":756440},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583943,"noise_level":-30.083458,"freq_skew":2.119678,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,84,130,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":756440},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.583943,"noise_level":-30.083458,"freq_skew":2.119678,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"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":[174,254,100,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":758001},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668803,"noise_level":-29.945892,"freq_skew":0.794204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":758001},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.668803,"noise_level":-29.945892,"freq_skew":0.794204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789002,"usec":760165},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512139,"noise_level":-29.756889,"freq_skew":0.709925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6474","type":"Aircraft"},"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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[244,64,246,16]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789003,"usec":518615},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235653,"noise_level":-29.365219,"freq_skew":-2.191389,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789003,"usec":519051},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906280,"noise_level":-29.339729,"freq_skew":1.966296,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789003,"usec":520329},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705845,"noise_level":-29.263691,"freq_skew":0.663962,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789003,"usec":522393},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668641,"noise_level":-29.113588,"freq_skew":0.909201,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,228,65,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789003,"usec":524494},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555808,"noise_level":-28.990456,"freq_skew":1.138539,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789004,"usec":285214},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549802,"noise_level":-28.797001,"freq_skew":0.162283,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2478,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[67,120,178,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789004,"usec":286118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775086,"noise_level":-28.725552,"freq_skew":-0.991519,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789004,"usec":286508},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447199,"noise_level":-28.701866,"freq_skew":0.624299,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789004,"usec":289152},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705049,"noise_level":-28.514668,"freq_skew":0.590284,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,253,224,162]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789004,"usec":290735},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196314,"noise_level":-28.445492,"freq_skew":0.368955,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789005,"usec":48321},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951688,"noise_level":-27.997894,"freq_skew":0.965761,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":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":28893,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789005,"usec":50191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889399,"noise_level":-27.889509,"freq_skew":0.045345,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789005,"usec":804863},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773898,"noise_level":-28.534925,"freq_skew":1.134662,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":83,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,212,134,146]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789005,"usec":807636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017442,"noise_level":-28.328560,"freq_skew":1.586379,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789008,"usec":88969},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887827,"noise_level":-26.952265,"freq_skew":0.625219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789008,"usec":853260},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405348,"noise_level":-27.000420,"freq_skew":1.028685,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789008,"usec":856000},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685258,"noise_level":-27.687407,"freq_skew":0.703999,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,253,224,162]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789008,"usec":857455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786597,"noise_level":-27.603624,"freq_skew":1.466840,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789009,"usec":613536},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614320,"noise_level":-27.276346,"freq_skew":0.855408,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789009,"usec":618343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602513,"noise_level":-27.077888,"freq_skew":0.272125,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789010,"usec":383367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497198,"noise_level":-27.694265,"freq_skew":0.772008,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"atn_checksum","value":[8,71,8,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789011,"usec":132538},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613103,"noise_level":-27.424667,"freq_skew":0.250960,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789011,"usec":132538},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.613103,"noise_level":-27.424667,"freq_skew":0.250960,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":51,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[20,169,108,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789011,"usec":134545},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747428,"noise_level":-27.303001,"freq_skew":0.627567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789011,"usec":137925},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533308,"noise_level":-27.202902,"freq_skew":0.873291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":51,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[103,169,171,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789011,"usec":901983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903909,"noise_level":-26.793449,"freq_skew":-0.016799,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789012,"usec":660904},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677604,"noise_level":-27.494102,"freq_skew":0.870175,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789012,"usec":664262},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495900,"noise_level":-27.290665,"freq_skew":1.194376,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":84,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":2626,"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":[191,221,162,187]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789013,"usec":420627},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123181,"noise_level":-27.330215,"freq_skew":1.061148,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789013,"usec":421044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426925,"noise_level":-28.104685,"freq_skew":1.163724,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":85,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2626,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[143,87,119,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789013,"usec":421745},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853500,"noise_level":-28.998926,"freq_skew":0.694858,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[30,137,50,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":193833},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831286,"noise_level":-29.159649,"freq_skew":0.661289,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":55934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[217,26,184,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":194533},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570667,"noise_level":-29.109921,"freq_skew":1.224082,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":87,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37036,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[199,16,80,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":194533},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.570667,"noise_level":-29.109921,"freq_skew":1.224082,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":88,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37036,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[173,97,17,22]}]}],"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":[1,3,27,1,4530494,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"MAC9902","long_tsap":{"rdp":[65,78,86,68,0],"short_tsap":{"ars":[69,33,62],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,78,86,68,0],"short_tsap":{"ars":[69,33,62],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GMMN","destination_airport":"EPKT"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":196711},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571467,"noise_level":-29.662590,"freq_skew":1.246317,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":196711},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.571467,"noise_level":-29.662590,"freq_skew":1.246317,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[17,76,155,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":952218},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517700,"noise_level":-29.706837,"freq_skew":1.194425,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":952218},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.517700,"noise_level":-29.706837,"freq_skew":1.194425,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":89,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37036,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[59,175,75,23]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":952218},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.517700,"noise_level":-29.706837,"freq_skew":1.194425,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":90,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":53,"dst_ref":37036,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[101,55,157,61]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":952218},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.517700,"noise_level":-29.706837,"freq_skew":1.194425,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":91,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2626,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,235,225,228]}]}],"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":"contactNotSuccessful"}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789014,"usec":954927},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976105,"noise_level":-29.496952,"freq_skew":0.717874,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789015,"usec":712409},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556695,"noise_level":-29.191334,"freq_skew":1.222275,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789015,"usec":714128},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938983,"noise_level":-29.737108,"freq_skew":1.115314,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789015,"usec":714725},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594427,"noise_level":-29.710501,"freq_skew":0.957560,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":92,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":52,"dst_ref":2626,"variable_part_params":[{"name":"atn_checksum","value":[150,241,48,91]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789016,"usec":475768},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079679,"noise_level":-29.891785,"freq_skew":0.088814,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789016,"usec":476598},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556409,"noise_level":-30.249287,"freq_skew":0.200660,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[95,24,183,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789017,"usec":237342},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187745,"noise_level":-29.622334,"freq_skew":0.789636,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789017,"usec":998522},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545186,"noise_level":-28.771282,"freq_skew":0.209171,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":1222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789019,"usec":521475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834733,"noise_level":-27.887850,"freq_skew":0.289367,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789021,"usec":43350},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030814,"noise_level":-26.891821,"freq_skew":2.394166,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789021,"usec":50221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065095,"noise_level":-27.073381,"freq_skew":-1.168061,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"2","ack":"J","flight":"DK1159","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789021,"usec":804125},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033375,"noise_level":-26.822113,"freq_skew":-1.151621,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK1159","msg_num":"F70","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789021,"usec":808790},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524653,"noise_level":-26.633659,"freq_skew":0.948305,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789023,"usec":321694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768317,"noise_level":-26.105516,"freq_skew":0.762645,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":99661},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960978,"noise_level":-26.475714,"freq_skew":-1.232250,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"2","ack":"J","flight":"DK1159","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":102057},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792467,"noise_level":-26.348503,"freq_skew":-1.164307,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK1159","msg_num":"F70","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":853376},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491289,"noise_level":-26.029699,"freq_skew":1.277166,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":853469},"freq":136975000,"burst_len_octets":159,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.652875,"noise_level":-26.029699,"freq_skew":-1.295797,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DK1159","msg_num":"F71","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39372W007463,N37288W009423,160340,340,N40535W005404,161842,N41145W005042,M53,293140,238/TS160340,3001265510"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":853740},"freq":136975000,"burst_len_octets":276,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604019,"noise_level":-26.029699,"freq_skew":0.098783,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":51,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,235,190,33]}]}],"unknown_proto":{"data":[0,169,56,243,193,220,3,168,9,38,89,63,18,161,217,184,50,41,217,190,231,131,176,14,144,0,248,113,224,236,3,146,229,53,2,240,105,75,179,125,228,40,53,32,216,0,135,57,72,71,252,28,80,92,223,121,10,12,40,182,0,50,176,97,29,90,237,98,231,9,9,11,93,169,7,24,209,172,207,7,96,26,70,222,130,154,129,120,52,165,216,111,188,133,6,164,27,16,31,64,145,64,71,160,164,35,254,14,40,46,27,239,33,65,133,22,196,14,44,36,80,22,180,244,17,244,2,66,18,128,67,125,228,250,115,32,196,134,198,132,138,2,215,94,130,38,153,24,69,230,168,111,188,147,10,12,202,177,26,112,145,64,90,227,208,66,4,85,10,32,112,13,247,145,105,77,139,18,43,16,18,40,8,244,15,218,72,194,208,97,131,125,229,73,245,169,65,140,108,132,138,2,61,3,207,26,112,197,143,32,223,121,90,44,73,241,35,128,193,34,128,143,96,240,196,236,50,176,80,55,222,84,139,74,164,248,232,48,72]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":855085},"freq":136975000,"burst_len_octets":425,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609822,"noise_level":-25.977684,"freq_skew":-0.019825,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":true,"reasm_status":"in progress","clnp":{"err":true,"unknown_proto":{"data":[160,32,8,102,244,14,147,33,67,94,97,67,125,212,203,84,164,10,193,34,128,170,133,192,114,224,138,27,176,158,27,239,33,99,9,17,64,184,14,88,67,67,119,138,195,122,36,46,242,6,0,189,3,140,46,208,227,196,64,178,9,10,45,72,51,164,77,50,7,1,30,129,190,229,104,116,208,200,58,148,135,6,116,154,114,60,41,3,128,165,213,192,110,226,6,29,184,178,10,27,36,162,144,48,33,238,27,166,22,135,128,71,2,94,201,144,102,84,159,36,241,141,200,10,32,0,143,212,110,46,3,115,183,80,241,70,96,67,57,41,172,110,0,79,64,220,193,76,60,144,4,15,38,76,131,14,125,41,43,108,110,64,80,171,208,55,65,73,15,60,176,3,26,147,164,196,139,78,75,151,27,144,17,96,27,166,22,135,167,16,129,76,73,132,99,113,112,27,166,22,135,167,16,129,76,73,132,99,112,8,92,6,233,138,33,234,0,224,82,178,97,56,219,2,30,161,186,145,232,122,170,208,19,132,169,38,156,56,50,98,168,210,128,138,52,158,129,186,227,72,123,46,160,14,244,131]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789024,"usec":855085},"freq":136975000,"burst_len_octets":425,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.609822,"noise_level":-25.977684,"freq_skew":-0.019825,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":51,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,235,190,33]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":42,"min":7,"sec":41.100000,"dir":"north"},"lon":{"deg":6,"min":17,"sec":31.500000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":41}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":36}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BATAX","eta":{"hour":0,"min":4,"sec":14}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BABEX","eta":{"hour":0,"min":6,"sec":21}}}]},"ground_vector":{"ground_track":{"val":209.700000,"unit":"deg"},"ground_speed":{"val":419.500000,"unit":"kts"},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":223.400000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.789000,"unit":""},"ias":{"val":267.000000,"unit":"kts"}}}},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":113.000000,"unit":"kts"}}},"wind_direction":{"val":283.000000,"unit":"deg"},"temperature":{"val":-46.500000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":18}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BATAX","eta":{"hour":16,"min":7,"sec":52},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BABEX","eta":{"hour":16,"min":14,"sec":11},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":54,"sec":13},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":39},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":22,"sec":8},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":25},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":22},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":3.400000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":7.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":35},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":13.400000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":55.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":55},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":9,"sec":41},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":15,"sec":2},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":18,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":19,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":20,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":21,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":23,"sec":11},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":19},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":24,"sec":42},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":25,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3190.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":26,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":27,"sec":16},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":27,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":29,"sec":59},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":78140.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73200.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.755000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789025,"usec":612881},"freq":136975000,"burst_len_octets":159,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869556,"noise_level":-25.846043,"freq_skew":-1.535960,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DK1159","msg_num":"F71","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39372W007463,N37288W009423,160340,340,N40535W005404,161842,N41145W005042,M53,293140,238/TS160340,3001265510"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789026,"usec":379649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948511,"noise_level":-25.381927,"freq_skew":-1.382783,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":142864},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224896,"noise_level":-24.895451,"freq_skew":2.556356,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":144528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021906,"noise_level":-25.782682,"freq_skew":0.189214,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,55,128,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":902797},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298822,"noise_level":-25.648502,"freq_skew":-2.635782,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LECO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":903881},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639064,"noise_level":-25.703375,"freq_skew":0.647366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","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":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":904943},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634742,"noise_level":-25.636635,"freq_skew":-1.442305,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":905146},"freq":136975000,"burst_len_octets":549,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643028,"noise_level":-25.636635,"freq_skew":0.020551,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":51,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,235,190,33]}]}],"unknown_proto":{"data":[0,169,56,243,193,220,3,168,9,38,89,63,18,161,217,184,50,41,217,190,231,131,176,14,144,0,248,113,224,236,3,146,229,53,2,240,105,75,179,125,228,40,53,32,216,0,135,57,72,71,252,28,80,92,223,121,10,12,40,182,0,50,176,97,29,90,237,98,231,9,9,11,93,169,7,24,209,172,207,7,96,26,70,222,130,154,129,120,52,165,216,111,188,133,6,164,27,16,31,64,145,64,71,160,164,35,254,14,40,46,27,239,33,65,133,22,196,14,44,36,80,22,180,244,17,244,2,66,18,128,67,125,228,250,115,32,196,134,198,132,138,2,215,94,130,38,153,24,69,230,168,111,188,147,10,12,202,177,26,112,145,64,90,227,208,66,4,85,10,32,112,13,247,145,105,77,139,18,43,16,18,40,8,244,15,218,72,194,208,97,131,125,229,73,245,169,65,140,108,132,138,2,61,3,207,26,112,197,143,32,223,121,90,44,73,241,35,128,193,34,128,143,96,240,196,236,50,176,80,55,222,84,139,74,164,248,232,48,72]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":905146},"freq":136975000,"burst_len_octets":549,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643028,"noise_level":-25.636635,"freq_skew":0.020551,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":true,"reasm_status":"in progress","clnp":{"err":true,"unknown_proto":{"data":[160,32,8,102,244,14,147,33,67,94,97,67,125,212,203,84,164,10,193,34,128,170,133,192,114,224,138,27,176,158,27,239,33,99,9,17,64,184,14,88,67,67,119,138,195,122,36,46,242,6,0,189,3,140,46,208,227,196,64,178,9,10,45,72,51,164,77,50,7,1,30,129,190,229,104,116,208,200,58,148,135,6,116,154,114,60,41,3,128,165,213,192,110,226,6,29,184,178,10,27,36,162,144,48,33,238,27,166,22,135,128,71,2,94,201,144,102,84,159,36,241,141,200,10,32,0,143,212,110,46,3,115,183,80,241,70,96,67,57,41,172,110,0,79,64,220,193,76,60,144,4,15,38,76,131,14,125,41,43,108,110,64,80,171,208,55,65,73,15,60,176,3,26,147,164,196,139,78,75,151,27,144,17,96,27,166,22,135,167,16,129,76,73,132,99,113,112,27,166,22,135,167,16,129,76,73,132,99,112,8,92,6,233,138,33,234,0,224,82,178,97,56,219,2,30,161,186,145,232,122,170,208,19,132,169,38,156,56,50,98,168,210,128,138,52,158,129,186,227,72,123,46,160,14,244,131]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":907251},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306019,"noise_level":-26.456758,"freq_skew":0.745301,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":908903},"freq":136975000,"burst_len_octets":153,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585634,"noise_level":-26.365902,"freq_skew":0.109550,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":51,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,235,190,33]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":42,"min":7,"sec":41.100000,"dir":"north"},"lon":{"deg":6,"min":17,"sec":31.500000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":41}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":36}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BATAX","eta":{"hour":0,"min":4,"sec":14}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"BABEX","eta":{"hour":0,"min":6,"sec":21}}}]},"ground_vector":{"ground_track":{"val":209.700000,"unit":"deg"},"ground_speed":{"val":419.500000,"unit":"kts"},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":223.400000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.789000,"unit":""},"ias":{"val":267.000000,"unit":"kts"}}}},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":113.000000,"unit":"kts"}}},"wind_direction":{"val":283.000000,"unit":"deg"},"temperature":{"val":-46.500000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":3,"sec":18}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BATAX","eta":{"hour":16,"min":7,"sec":52},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":41,"min":2,"sec":25.500000,"dir":"north"},"lon":{"deg":7,"min":5,"sec":2.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"BABEX","eta":{"hour":16,"min":14,"sec":11},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":54,"sec":13},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":39},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":22,"sec":8},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":25},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":22},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":3.400000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":7.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":35},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":13.400000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":55.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":55},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":9,"sec":41},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":15,"sec":2},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":18,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":19,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":20,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":21,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":23,"sec":11},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":19},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":24,"sec":42},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":25,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3190.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":26,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":27,"sec":16},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":27,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":29,"sec":59},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":78140.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73200.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.779000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.755000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789027,"usec":909354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070723,"noise_level":-26.511152,"freq_skew":0.374941,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":657286},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674072,"noise_level":-26.511152,"freq_skew":1.924145,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-4.300000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":657687},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712098,"noise_level":-27.170918,"freq_skew":0.866266,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":658925},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642122,"noise_level":-27.423409,"freq_skew":0.104227,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":659347},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009482,"noise_level":-28.473408,"freq_skew":0.741641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":659347},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.009482,"noise_level":-28.473408,"freq_skew":0.741641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":660491},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538950,"noise_level":-28.404560,"freq_skew":-2.516125,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15053210","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,136,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":660723},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772238,"noise_level":-28.404560,"freq_skew":0.839125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":662179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552588,"noise_level":-28.943823,"freq_skew":2.038215,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AICT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DE09ME","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":662953},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508307,"noise_level":-28.895317,"freq_skew":-1.369823,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789028,"usec":665201},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828294,"noise_level":-28.727638,"freq_skew":2.052121,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"17062164","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":[71,0,39,65,67,70,71,0,60,100,116,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789029,"usec":422569},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697920,"noise_level":-29.003439,"freq_skew":0.790623,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15053210","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789029,"usec":424870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708242,"noise_level":-28.809700,"freq_skew":-0.023304,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789029,"usec":427463},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667911,"noise_level":-29.578457,"freq_skew":-1.504729,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":347,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789029,"usec":427726},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865122,"noise_level":-29.552328,"freq_skew":0.932167,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":52,"variable_part_params":[{"name":"atn_checksum","value":[93,20,58,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789029,"usec":428055},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541280,"noise_level":-29.526281,"freq_skew":-2.754357,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1115","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":193165},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384261,"noise_level":-29.045656,"freq_skew":0.074398,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":193249},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.664476,"noise_level":-29.045656,"freq_skew":0.904981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":193891},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874588,"noise_level":-29.338650,"freq_skew":2.008442,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":195044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551557,"noise_level":-29.237427,"freq_skew":-2.749856,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":950147},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024792,"noise_level":-28.490570,"freq_skew":0.174617,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789030,"usec":951300},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939113,"noise_level":-29.065464,"freq_skew":-2.655283,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789031,"usec":712966},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948320,"noise_level":-28.846266,"freq_skew":-0.238297,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":10,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789031,"usec":717765},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423724,"noise_level":-28.515921,"freq_skew":-1.453270,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789032,"usec":473196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501414,"noise_level":-29.012163,"freq_skew":-0.101700,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[201,208,3,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789033,"usec":231920},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953374,"noise_level":-28.488930,"freq_skew":0.930323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789033,"usec":992241},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062529,"noise_level":-28.508373,"freq_skew":0.518218,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2442,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[166,16,101,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789033,"usec":996926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660224,"noise_level":-28.168125,"freq_skew":0.555347,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789034,"usec":762942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906458,"noise_level":-28.487766,"freq_skew":0.538392,"avlc":{"src":{"addr":"491D8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789036,"usec":279406},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742084,"noise_level":-27.589622,"freq_skew":1.351396,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":378,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789037,"usec":38793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.686818,"noise_level":-27.123682,"freq_skew":-1.622377,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789037,"usec":40632},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419875,"noise_level":-26.986696,"freq_skew":-0.410497,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":4088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789037,"usec":40883},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586836,"noise_level":-27.113235,"freq_skew":0.246513,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789037,"usec":809034},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563564,"noise_level":-26.904102,"freq_skew":1.613077,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1649,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789038,"usec":565728},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446720,"noise_level":-26.601713,"freq_skew":-0.289691,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789039,"usec":325874},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685168,"noise_level":-26.948761,"freq_skew":0.293117,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":399,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789039,"usec":326048},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655443,"noise_level":-27.928715,"freq_skew":0.719471,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"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":29162,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789040,"usec":93923},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977482,"noise_level":-27.403893,"freq_skew":0.396120,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789040,"usec":94853},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887629,"noise_level":-28.010029,"freq_skew":-1.183276,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":43,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789040,"usec":848716},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445506,"noise_level":-27.563019,"freq_skew":0.160593,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789040,"usec":859253},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665353,"noise_level":-27.950373,"freq_skew":-1.276840,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n EC-MPEAEA193 CL 254300126160336LEMDSKBO475050 1\r\n 199882919634 -49 40024 -4236-1009\r\nBSM5870990021 1859 12001\r\n10195 6OFF0002 4 723 932\r\n10201 6OFF0005 4 723 932\r\n 723 613 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789041,"usec":617195},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593774,"noise_level":-28.020267,"freq_skew":0.275365,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":399,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789042,"usec":381273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215352,"noise_level":-28.627449,"freq_skew":-0.285593,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789042,"usec":386724},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716223,"noise_level":-28.327797,"freq_skew":0.017671,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":525,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789042,"usec":387268},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672101,"noise_level":-29.117012,"freq_skew":1.001896,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789043,"usec":133706},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648084,"noise_level":-28.872368,"freq_skew":0.949329,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"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":29162,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789043,"usec":135246},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770945,"noise_level":-28.752584,"freq_skew":-0.029995,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789043,"usec":145807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306976,"noise_level":-28.402834,"freq_skew":0.104807,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789043,"usec":901788},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028084,"noise_level":-28.221897,"freq_skew":1.833671,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789043,"usec":903061},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838533,"noise_level":-28.132824,"freq_skew":0.776140,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789044,"usec":661181},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787405,"noise_level":-27.616756,"freq_skew":-1.257857,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n EC-MPEAEA193 CL 254300126160336LEMDSKBO475050 1\r\n 199882919634 -49 40024 -4236-1009\r\nBSM5870990021 1859 12001\r\n10195 6OFF0002 4 723 932\r\n10201 6OFF0005 4 723 932\r\n 723 613 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789045,"usec":428661},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655282,"noise_level":-27.365206,"freq_skew":0.521860,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":399,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789045,"usec":429601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155344,"noise_level":-27.304575,"freq_skew":0.883121,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789047,"usec":708895},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571994,"noise_level":-25.929134,"freq_skew":-1.257756,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"B","sublabel":"DF","msg_text":" 0 0\r\n 723 617 0 0\r\n 854 920 885 7043 770 770 9941 676\r\n 854 921 879 7017 765 765 9928 677\r\n 8871296 72023325 -48 2563 5557\r\n 8881187 70923308 -48 2574 5524\r\n1121 4775 7570 7611 4698\r\n11"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789047,"usec":709349},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040779,"noise_level":-26.055023,"freq_skew":1.365252,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789048,"usec":468935},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622131,"noise_level":-25.679554,"freq_skew":0.559055,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":399,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789048,"usec":470064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909477,"noise_level":-25.941734,"freq_skew":0.655961,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789049,"usec":227894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590528,"noise_level":-26.084177,"freq_skew":-1.431407,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789051,"usec":526150},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616029,"noise_level":-24.756111,"freq_skew":-1.282907,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"B","sublabel":"DF","msg_text":" 0 0\r\n 723 617 0 0\r\n 854 920 885 7043 770 770 9941 676\r\n 854 921 879 7017 765 765 9928 677\r\n 8871296 72023325 -48 2563 5557\r\n 8881187 70923308 -48 2574 5524\r\n1121 4775 7570 7611 4698\r\n11"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789051,"usec":529163},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351798,"noise_level":-25.366631,"freq_skew":-1.456099,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789051,"usec":534588},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576936,"noise_level":-25.191181,"freq_skew":-1.670227,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[73,39,40,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,163,163,237]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789053,"usec":38283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046554,"noise_level":-25.279123,"freq_skew":-1.594829,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789055,"usec":332382},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795580,"noise_level":-24.228729,"freq_skew":0.104109,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[120,111,47,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789055,"usec":333956},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809972,"noise_level":-24.158348,"freq_skew":0.708520,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":29263,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789055,"usec":336286},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609193,"noise_level":-24.441994,"freq_skew":-1.370177,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"B","sublabel":"DF","msg_text":" 0 0\r\n 723 617 0 0\r\n 854 920 885 7043 770 770 9941 676\r\n 854 921 879 7017 765 765 9928 677\r\n 8871296 72023325 -48 2563 5557\r\n 8881187 70923308 -48 2574 5524\r\n1121 4775 7570 7611 4698\r\n11"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789055,"usec":338018},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629212,"noise_level":-24.427521,"freq_skew":-0.145713,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[31,157,53,212]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2394,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,120,19,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789056,"usec":855613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695939,"noise_level":-24.139479,"freq_skew":1.711185,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789057,"usec":621107},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748579,"noise_level":-24.862902,"freq_skew":-1.578107,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROE","mode":"2","label":"19","blk_id":"7","ack":"!","flight":"AT714T","msg_num":"M66","msg_num_seq":"A","msg_text":"DEP GMMN,DES LFMN,ETA 1704,FOB 63,UTC 160415"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789057,"usec":623584},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655116,"noise_level":-24.787212,"freq_skew":-0.627868,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789058,"usec":370446},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831662,"noise_level":-25.366070,"freq_skew":-1.102961,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"C","sublabel":"DF","msg_text":"23 4789 7603 7513 4696\r\n02420091010605180242009001050515\r\n03470476014707910373048301480843\r\n 291 311 08 03\r\n13261349 10 04\r\n20002000200010312000 135 976 1198 1383\r\n20002000200020002000 67 983 1176"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789058,"usec":381257},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653873,"noise_level":-25.428293,"freq_skew":0.015265,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2394,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[31,157,53,212]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2394,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,120,19,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":143823},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843371,"noise_level":-26.311703,"freq_skew":0.701248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":29263,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":144155},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105015,"noise_level":-26.293756,"freq_skew":-1.464135,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":150503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559258,"noise_level":-26.028929,"freq_skew":0.121546,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":900519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645763,"noise_level":-26.778122,"freq_skew":-1.473409,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":901218},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549094,"noise_level":-26.721439,"freq_skew":0.108434,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2394,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,122,166,30]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":901767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852488,"noise_level":-26.683857,"freq_skew":-1.837102,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":902105},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609823,"noise_level":-26.665131,"freq_skew":0.089330,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61867,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,4,42,163]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789059,"usec":908164},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470588,"noise_level":-26.461716,"freq_skew":-1.539740,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,148,230,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":657681},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447464,"noise_level":-26.611294,"freq_skew":0.112855,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":657681},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.447464,"noise_level":-26.611294,"freq_skew":0.112855,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":65,"dst_ref":2394,"variable_part_params":[{"name":"atn_checksum","value":[242,170,137,8]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":657681},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.447464,"noise_level":-26.611294,"freq_skew":0.112855,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":660249},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321728,"noise_level":-26.445538,"freq_skew":0.094521,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":660389},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680970,"noise_level":-26.445538,"freq_skew":1.349268,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":661672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332777,"noise_level":-27.124302,"freq_skew":-0.009172,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[125,60,122,247]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789060,"usec":666635},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768372,"noise_level":-27.006748,"freq_skew":0.627910,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[5,148,49,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789061,"usec":417577},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377578,"noise_level":-26.909985,"freq_skew":-1.538284,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789061,"usec":418364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114529,"noise_level":-26.852440,"freq_skew":-1.377942,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789061,"usec":419537},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302360,"noise_level":-26.776302,"freq_skew":0.086783,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789061,"usec":422141},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577941,"noise_level":-27.503689,"freq_skew":-1.379124,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789061,"usec":431940},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564471,"noise_level":-27.442089,"freq_skew":1.540291,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789062,"usec":190637},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581810,"noise_level":-27.846119,"freq_skew":1.737726,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":123000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789062,"usec":193593},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609612,"noise_level":-27.760799,"freq_skew":0.926304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789062,"usec":195332},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477655,"noise_level":-28.241922,"freq_skew":-1.352348,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[158,243,90,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789062,"usec":958127},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632676,"noise_level":-28.317984,"freq_skew":0.921197,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789062,"usec":964624},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299205,"noise_level":-29.060040,"freq_skew":1.739549,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789063,"usec":709956},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514915,"noise_level":-28.927584,"freq_skew":0.800268,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22127203","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789063,"usec":710203},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517844,"noise_level":-28.927584,"freq_skew":1.470458,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LO0426","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789063,"usec":715132},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747702,"noise_level":-28.807041,"freq_skew":0.651493,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,130,114,199]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.255000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789063,"usec":715818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557928,"noise_level":-29.336540,"freq_skew":-1.047158,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789064,"usec":472619},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903936,"noise_level":-29.036423,"freq_skew":0.755928,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789064,"usec":475988},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280984,"noise_level":-28.817947,"freq_skew":-0.056978,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2478,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[152,69,228,137]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2478,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[189,181,170,166]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789064,"usec":484504},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635661,"noise_level":-29.338840,"freq_skew":0.614365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[208,99,54,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789064,"usec":484876},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661067,"noise_level":-29.313427,"freq_skew":-1.472770,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"D","sublabel":"DF","msg_text":" 1378\r\n 169 752 752 4983 4236 97 16 42\r\n 168 756 756 5071 4205 101 40 41\r\n 500 529 1 2950 306 445 675\r\n 490 534 0 2958 421 520 681\r\n..........................................."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789065,"usec":241659},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384748,"noise_level":-29.063267,"freq_skew":-0.100569,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,9,172,162]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61867,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[240,183,107,189]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789065,"usec":242003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083983,"noise_level":-29.063267,"freq_skew":1.406032,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789065,"usec":244186},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864132,"noise_level":-28.965189,"freq_skew":0.639073,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22127203","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789065,"usec":252289},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845145,"noise_level":-28.772289,"freq_skew":0.721145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789065,"usec":994119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455135,"noise_level":-28.653868,"freq_skew":-0.063841,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789066,"usec":758717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788886,"noise_level":-28.887949,"freq_skew":-0.032055,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789066,"usec":760299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408343,"noise_level":-28.767948,"freq_skew":1.704893,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789066,"usec":762449},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427183,"noise_level":-29.290888,"freq_skew":0.669695,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":73,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[170,61,55,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789067,"usec":523209},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770970,"noise_level":-28.656475,"freq_skew":0.789959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789068,"usec":280487},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690209,"noise_level":-28.355837,"freq_skew":-1.153192,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"UX0193","msg_num":"D13","msg_num_seq":"E","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n EC-MPEAEA193 CL 254300126160336LEMDSKBO475050 1\r\n 199882919634 -49 40024 -4236-1009\r\nBSM5870990021 1859 12001\r\n10195 6OFF0002 4 723 932\r\n10201 6OFF0005 4 723 932\r\n 723 613 0 0\r\n 723 617 0 0\r\n 854 920 885 7043 770 770 9941 676\r\n 854 921 879 7017 765 765 9928 677\r\n 8871296 72023325 -48 2563 5557\r\n 8881187 70923308 -48 2574 5524\r\n1121 4775 7570 7611 4698\r\n1123 4789 7603 7513 4696\r\n02420091010605180242009001050515\r\n03470476014707910373048301480843\r\n 291 311 08 03\r\n13261349 10 04\r\n20002000200010312000 135 976 1198 1383\r\n20002000200020002000 67 983 1176 1378\r\n 169 752 752 4983 4236 97 16 42\r\n 168 756 756 5071 4205 101 40 41\r\n 500 529 1 2950 306 445 675\r\n 490 534 0 2958 421 520 681\r\n................................................"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789069,"usec":44239},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736388,"noise_level":-27.720461,"freq_skew":1.314805,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,2,225,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789069,"usec":45010},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945847,"noise_level":-27.678308,"freq_skew":0.754626,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789069,"usec":49572},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345143,"noise_level":-27.470562,"freq_skew":0.738258,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789069,"usec":807760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703955,"noise_level":-27.128412,"freq_skew":1.291006,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789069,"usec":817044},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301727,"noise_level":-26.818253,"freq_skew":0.553216,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"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":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789070,"usec":562379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.935616,"noise_level":-26.742413,"freq_skew":-0.317591,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789070,"usec":571050},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698667,"noise_level":-26.354769,"freq_skew":0.810383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,227,88,74]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789070,"usec":571050},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.698667,"noise_level":-26.354769,"freq_skew":0.810383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789071,"usec":334430},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496543,"noise_level":-26.493935,"freq_skew":-1.452838,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789071,"usec":335255},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347759,"noise_level":-26.457325,"freq_skew":-0.053828,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2478,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[150,241,140,118]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789071,"usec":336095},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593249,"noise_level":-26.439075,"freq_skew":-0.055447,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53762,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[45,93,47,103]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":86895},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679632,"noise_level":-27.236416,"freq_skew":0.825785,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":87405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905252,"noise_level":-27.196545,"freq_skew":1.233190,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":88258},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643667,"noise_level":-27.137077,"freq_skew":0.669904,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[38,48,104,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":90372},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755224,"noise_level":-26.999882,"freq_skew":0.882889,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2478,"dst_ref":63,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[194,127,58,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":90372},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.755224,"noise_level":-26.999882,"freq_skew":0.882889,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56007,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[115,86,100,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":100490},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571807,"noise_level":-26.788574,"freq_skew":0.043739,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":100490},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.571807,"noise_level":-26.788574,"freq_skew":0.043739,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":100490},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.571807,"noise_level":-26.788574,"freq_skew":0.043739,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":2478,"variable_part_params":[{"name":"atn_checksum","value":[126,166,6,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":854474},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646052,"noise_level":-27.063505,"freq_skew":0.661593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,205,39,221]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789072,"usec":855088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858850,"noise_level":-27.024418,"freq_skew":0.788737,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789073,"usec":609178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537641,"noise_level":-26.642912,"freq_skew":0.646097,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789074,"usec":381778},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895259,"noise_level":-25.790359,"freq_skew":-1.362014,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,77,111,17]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789075,"usec":896642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749091,"noise_level":-25.170170,"freq_skew":1.140913,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789075,"usec":898388},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742751,"noise_level":-25.268259,"freq_skew":0.937499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,205,39,221]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789076,"usec":663173},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339332,"noise_level":-25.887661,"freq_skew":-0.049614,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789076,"usec":664494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729505,"noise_level":-26.460125,"freq_skew":0.071216,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[240,13,53,51]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789076,"usec":666564},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814987,"noise_level":-26.829197,"freq_skew":0.883399,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789076,"usec":670824},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563238,"noise_level":-27.280674,"freq_skew":0.891432,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,97,237,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789077,"usec":433769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712064,"noise_level":-27.337587,"freq_skew":0.052744,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789077,"usec":436507},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926368,"noise_level":-27.259327,"freq_skew":-1.324582,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":566,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,77,111,17]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789078,"usec":184552},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429300,"noise_level":-26.886766,"freq_skew":-0.080060,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[70,217,103,221]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53762,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,124,172,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789078,"usec":193216},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751112,"noise_level":-28.384016,"freq_skew":1.906149,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":398,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789080,"usec":477199},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004528,"noise_level":-27.232399,"freq_skew":2.441408,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789080,"usec":480527},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750769,"noise_level":-26.995972,"freq_skew":0.799625,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":10,"variable_part_params":[{"name":"checksum","value":[50,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":228805},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557732,"noise_level":-27.256409,"freq_skew":0.195197,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-2.000000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":228805},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.557732,"noise_level":-27.256409,"freq_skew":0.195197,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSF","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO93JE","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":228805},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.557732,"noise_level":-27.256409,"freq_skew":0.195197,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"16357105","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":[71,0,39,65,84,86,70,0,57,222,69,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":230782},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540933,"noise_level":-27.172813,"freq_skew":0.005503,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[70,217,103,221]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53762,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,124,172,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":231712},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966813,"noise_level":-27.899466,"freq_skew":0.763565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":231925},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601485,"noise_level":-27.877926,"freq_skew":2.584464,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":232269},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647519,"noise_level":-27.877926,"freq_skew":-0.056507,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSF","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO93JE","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789081,"usec":232659},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320516,"noise_level":-28.670874,"freq_skew":1.634711,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[254,72]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":4576},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717172,"noise_level":-28.078705,"freq_skew":0.746154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":4576},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.717172,"noise_level":-28.078705,"freq_skew":0.746154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":758601},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669201,"noise_level":-28.328117,"freq_skew":0.604239,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":758915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502692,"noise_level":-28.305489,"freq_skew":0.153656,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":761497},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550609,"noise_level":-28.148716,"freq_skew":0.449680,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[0,16,134,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":761497},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.550609,"noise_level":-28.148716,"freq_skew":0.449680,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":61883,"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":[160,56,84,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789082,"usec":767004},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791057,"noise_level":-28.885000,"freq_skew":0.953366,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789084,"usec":281933},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364367,"noise_level":-27.817877,"freq_skew":1.150150,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789085,"usec":799481},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613159,"noise_level":-26.975233,"freq_skew":0.525833,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[0,16,134,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789085,"usec":801086},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431051,"noise_level":-27.904070,"freq_skew":0.392200,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":61883,"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":[160,56,84,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789085,"usec":802576},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529367,"noise_level":-27.861019,"freq_skew":0.720747,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789085,"usec":804988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918819,"noise_level":-27.784414,"freq_skew":0.746966,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789086,"usec":572202},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971033,"noise_level":-27.348583,"freq_skew":0.968779,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789087,"usec":332780},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559993,"noise_level":-27.188139,"freq_skew":0.108294,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789087,"usec":339165},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930595,"noise_level":-27.621750,"freq_skew":0.410809,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789087,"usec":340061},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109436,"noise_level":-27.600887,"freq_skew":-1.595131,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":1083,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2450,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[110,183]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789088,"usec":89807},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123775,"noise_level":-27.173946,"freq_skew":-1.432893,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1085,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2450,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789088,"usec":851756},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413509,"noise_level":-26.881348,"freq_skew":1.590917,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":0}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789089,"usec":613921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946128,"noise_level":-27.119347,"freq_skew":-1.554832,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789091,"usec":146074},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625078,"noise_level":-25.906883,"freq_skew":0.953897,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"C","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789092,"usec":672232},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896843,"noise_level":-25.136238,"freq_skew":-1.290457,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789092,"usec":672969},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640964,"noise_level":-25.104912,"freq_skew":0.485130,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":76,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789093,"usec":421283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753915,"noise_level":-25.731871,"freq_skew":-1.839985,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2487,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,51,11,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789093,"usec":424321},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397166,"noise_level":-25.905504,"freq_skew":0.682083,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789093,"usec":426066},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779218,"noise_level":-25.871286,"freq_skew":0.642045,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[6,148,156,254]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789094,"usec":192750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953670,"noise_level":-25.454544,"freq_skew":-1.943870,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789095,"usec":708153},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233239,"noise_level":-25.373857,"freq_skew":-1.494442,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":567,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789095,"usec":709739},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443690,"noise_level":-25.293602,"freq_skew":0.548920,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":76,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789095,"usec":712273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032508,"noise_level":-25.832338,"freq_skew":0.848869,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":466412},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918194,"noise_level":-25.630701,"freq_skew":0.708430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"C","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":469175},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732033,"noise_level":-25.466175,"freq_skew":-1.026748,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"2","ack":"C","flight":"DK077K","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":469372},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321598,"noise_level":-25.466175,"freq_skew":1.538773,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":1}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":470686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642179,"noise_level":-25.644440,"freq_skew":0.065784,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":471417},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.320694,"noise_level":-25.820526,"freq_skew":-1.861080,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":20.000000,"flags":246,"pdu_id":114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[79,231,131,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789096,"usec":475286},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.224500,"noise_level":-25.736057,"freq_skew":-1.755422,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61851,"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":[109,231,219,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":237267},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584791,"noise_level":-25.553064,"freq_skew":-0.920591,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK077K","msg_num":"F83","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS160455,300126A9B4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":237486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699673,"noise_level":-25.553064,"freq_skew":0.670692,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":241609},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.442793,"noise_level":-25.325603,"freq_skew":-1.776869,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":993854},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897002,"noise_level":-25.229916,"freq_skew":0.778813,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":997795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406619,"noise_level":-25.857267,"freq_skew":1.543019,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789097,"usec":998334},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327413,"noise_level":-25.885801,"freq_skew":-0.424824,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789098,"usec":2871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709571,"noise_level":-25.750031,"freq_skew":-0.813128,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789099,"usec":524221},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571351,"noise_level":-25.132614,"freq_skew":-0.936955,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DK077K","msg_num":"F84","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42274W006443,BALNO287-0016,160456,340,LOTEE,162315,FEJAC,M44,287110,248/TS160456,30012646F2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789099,"usec":529334},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497540,"noise_level":-24.915770,"freq_skew":-1.401024,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789100,"usec":283176},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429023,"noise_level":-25.449142,"freq_skew":0.682494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789100,"usec":290775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632741,"noise_level":-25.596985,"freq_skew":-0.966145,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":46021},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465142,"noise_level":-25.974358,"freq_skew":0.881158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":48367},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537629,"noise_level":-25.854233,"freq_skew":-0.555871,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":50099},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.227187,"noise_level":-25.820213,"freq_skew":-1.456231,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1086,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2450,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[107,181]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":804202},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.121819,"noise_level":-25.635456,"freq_skew":-1.367469,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1087,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33356,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[34,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":4,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":806500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313818,"noise_level":-25.519901,"freq_skew":0.499583,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789101,"usec":807920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.487967,"noise_level":-26.598724,"freq_skew":-0.567505,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789102,"usec":570546},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815117,"noise_level":-26.199551,"freq_skew":1.875511,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789102,"usec":572849},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023742,"noise_level":-26.076294,"freq_skew":-1.365113,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":8,"dst_ref":2450,"variable_part_params":[{"name":"checksum","value":[138,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789103,"usec":331296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016990,"noise_level":-25.903191,"freq_skew":-1.649819,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789103,"usec":336780},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.169804,"noise_level":-25.633209,"freq_skew":-1.455311,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":1089,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[47,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789104,"usec":91695},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710742,"noise_level":-25.339186,"freq_skew":-2.141983,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":270,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789104,"usec":857959},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718275,"noise_level":-25.942341,"freq_skew":0.627117,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789105,"usec":610842},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277387,"noise_level":-26.311892,"freq_skew":1.519814,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":2}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789105,"usec":615513},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891582,"noise_level":-26.098949,"freq_skew":-1.513162,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":8,"dst_ref":2450,"variable_part_params":[{"name":"checksum","value":[138,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789106,"usec":375940},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002398,"noise_level":-25.976562,"freq_skew":-1.478497,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":1089,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[47,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789106,"usec":377078},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737558,"noise_level":-25.907700,"freq_skew":0.824878,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[217,26,184,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789106,"usec":379666},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359794,"noise_level":-26.366232,"freq_skew":1.161228,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789106,"usec":379666},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.359794,"noise_level":-26.366232,"freq_skew":1.161228,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[17,76,155,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789107,"usec":143222},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600734,"noise_level":-26.699991,"freq_skew":-0.089057,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":52,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[30,192,189,58]}]}],"adsc_v2":{"adsc_report":{"choice":"event-report","data":{"event_report":{"reported_event":"way-point-change","report_data":{"position":{"lat":{"deg":41,"min":59,"sec":26.700000,"dir":"north"},"lon":{"deg":6,"min":23,"sec":54.700000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":3}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":15,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":3}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":40,"sec":48.100000,"dir":"north"},"lon":{"deg":6,"min":30,"sec":53.000000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"ABBAT","eta":{"hour":0,"min":2,"sec":35}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":40,"min":58,"sec":38.100000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":10.800000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"ABBAB","eta":{"hour":0,"min":5,"sec":47}}}]},"ground_vector":{"ground_track":{"val":210.150000,"unit":"deg"},"ground_speed":{"val":420.000000,"unit":"kts"},"vertical_rate":{"val":30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":223.850000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.795000,"unit":""},"ias":{"val":270.000000,"unit":"kts"}}}},"vertical_rate":{"val":30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":115.000000,"unit":"kts"}}},"wind_direction":{"val":283.000000,"unit":"deg"},"temperature":{"val":-48.000000,"unit":"C"}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789107,"usec":147811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743561,"noise_level":-26.500303,"freq_skew":0.930585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789107,"usec":902848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790468,"noise_level":-26.733879,"freq_skew":0.877055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789107,"usec":910484},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847918,"noise_level":-26.346607,"freq_skew":0.882031,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":53,"variable_part_params":[{"name":"atn_checksum","value":[178,224,108,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":657871},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482947,"noise_level":-26.185778,"freq_skew":0.758166,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[77,210,233,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":658175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041318,"noise_level":-26.168089,"freq_skew":-1.954964,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[104,230,157,21]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":659507},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422163,"noise_level":-26.097696,"freq_skew":0.542430,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-6.000000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":659926},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919952,"noise_level":-26.834179,"freq_skew":-1.636075,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":2,"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":349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[116,134,72,116]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":661261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034713,"noise_level":-26.958378,"freq_skew":-0.042436,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":661849},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604391,"noise_level":-26.919758,"freq_skew":0.630792,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[61,248,210,188]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789108,"usec":662694},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654927,"noise_level":-26.900513,"freq_skew":-2.029611,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":0,"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":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"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":[39,60,142,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":424098},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492120,"noise_level":-26.843031,"freq_skew":0.426071,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"DE04AK","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":424098},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.492120,"noise_level":-26.843031,"freq_skew":0.426071,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"17074601","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":[71,0,39,65,67,70,71,0,60,121,129,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":424939},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747852,"noise_level":-27.567232,"freq_skew":0.169223,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2527,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[142,162,168,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":425497},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676453,"noise_level":-27.525814,"freq_skew":0.876125,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":429420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824783,"noise_level":-27.301485,"freq_skew":-2.002884,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789109,"usec":430358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906933,"noise_level":-27.953194,"freq_skew":0.711600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789110,"usec":187795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.013668,"noise_level":-27.550358,"freq_skew":0.390988,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789110,"usec":188163},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716592,"noise_level":-28.001343,"freq_skew":0.496273,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789110,"usec":188653},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508576,"noise_level":-28.653282,"freq_skew":1.833969,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789111,"usec":711575},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053291,"noise_level":-27.759937,"freq_skew":2.086060,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789111,"usec":716868},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684038,"noise_level":-28.072598,"freq_skew":0.636299,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":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":29663,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789112,"usec":477578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893826,"noise_level":-27.456903,"freq_skew":0.581930,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789113,"usec":994231},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.528744,"noise_level":-27.070435,"freq_skew":-1.676434,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":1090,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[43,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789113,"usec":994479},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726093,"noise_level":-27.070435,"freq_skew":1.014330,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":93,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789114,"usec":965},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905315,"noise_level":-27.681423,"freq_skew":-1.419996,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":1091,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[39,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789114,"usec":762713},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.311531,"noise_level":-27.453091,"freq_skew":-1.426485,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":1092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33356,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[71,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789116,"usec":282374},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852623,"noise_level":-26.448208,"freq_skew":1.596881,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789116,"usec":287292},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489326,"noise_level":-27.164009,"freq_skew":1.481880,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":3}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789117,"usec":51579},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831117,"noise_level":-26.852598,"freq_skew":0.911507,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[34,252,5,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789117,"usec":53583},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570358,"noise_level":-26.795433,"freq_skew":1.143040,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":93,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789117,"usec":53948},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467221,"noise_level":-27.670813,"freq_skew":0.539815,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789117,"usec":813988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776262,"noise_level":-27.950537,"freq_skew":0.786903,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789117,"usec":814371},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.330095,"noise_level":-28.375654,"freq_skew":-1.636945,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":1092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33356,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[71,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789119,"usec":329263},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050311,"noise_level":-27.488461,"freq_skew":-1.377001,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":1093,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33356,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,102]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":94251},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863748,"noise_level":-26.950092,"freq_skew":0.937454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":98156},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408289,"noise_level":-26.834854,"freq_skew":0.476575,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[225,241,182,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":848406},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966979,"noise_level":-27.233915,"freq_skew":-1.474937,"avlc":{"src":{"addr":"020066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":1094,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33356,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,223]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":848567},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518831,"noise_level":-27.233915,"freq_skew":0.387721,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[231,179,104,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":850503},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431581,"noise_level":-27.114876,"freq_skew":0.426715,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[51,94,224,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":851125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108562,"noise_level":-27.221836,"freq_skew":1.265204,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":851331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726189,"noise_level":-27.221836,"freq_skew":0.891854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789120,"usec":851993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673069,"noise_level":-27.949942,"freq_skew":1.666708,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789121,"usec":615883},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783566,"noise_level":-28.571157,"freq_skew":-1.527315,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789121,"usec":617991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678342,"noise_level":-28.547888,"freq_skew":0.379647,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789121,"usec":619896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005874,"noise_level":-28.432467,"freq_skew":-1.809874,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789122,"usec":378557},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433707,"noise_level":-27.898829,"freq_skew":2.117887,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,84,130,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":142501},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.552745,"noise_level":-27.519072,"freq_skew":-0.223800,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":230,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,231,64,136]},{"name":"subseq_num","value":6}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":145375},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728686,"noise_level":-27.416462,"freq_skew":2.030666,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"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":[174,254,100,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":149008},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604178,"noise_level":-28.155146,"freq_skew":-1.045192,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[92,241,127,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":150091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939505,"noise_level":-28.110836,"freq_skew":-2.129436,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":151360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990933,"noise_level":-28.726856,"freq_skew":0.781044,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":152341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775608,"noise_level":-28.655979,"freq_skew":1.974625,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":903659},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737581,"noise_level":-28.609049,"freq_skew":0.783863,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,228,65,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789123,"usec":912206},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795494,"noise_level":-28.108866,"freq_skew":-0.827105,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789125,"usec":426518},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526935,"noise_level":-27.449629,"freq_skew":0.390381,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789125,"usec":426601},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491928,"noise_level":-27.449629,"freq_skew":0.880572,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789125,"usec":428352},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778080,"noise_level":-27.347834,"freq_skew":1.842137,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789125,"usec":428867},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593893,"noise_level":-28.344603,"freq_skew":1.078852,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":94,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,167,153,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789126,"usec":187830},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897795,"noise_level":-27.859001,"freq_skew":-1.558350,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":351,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789126,"usec":190469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746335,"noise_level":-27.688942,"freq_skew":0.503379,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789126,"usec":190625},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643770,"noise_level":-28.553707,"freq_skew":0.988019,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789126,"usec":948359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638775,"noise_level":-28.211716,"freq_skew":-1.334877,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":707556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697380,"noise_level":-27.712156,"freq_skew":0.085056,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":709880},"freq":136975000,"burst_len_octets":547,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618749,"noise_level":-27.565649,"freq_skew":0.159472,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":53,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,146,82,221]}]}],"unknown_proto":{"data":[0,169,15,35,193,220,5,100,1,33,30,140,8,74,121,37,160,204,150,166,251,158,14,192,86,0,3,225,236,240,118,2,164,109,104,41,161,225,131,61,9,6,251,192,122,2,69,1,22,130,142,151,216,53,163,96,111,188,13,112,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,128,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,102,130,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,184,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,152,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,250,132,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,158,161,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,36,132,138,2,170,23,1,203,130,40,110,194,120,111,188,133,88,36,69,2,224,57,97,13,13,222,43,13,232,144,180,200,24,2,244,14,48,187,67,143,17,2,200,36]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":709880},"freq":136975000,"burst_len_octets":547,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.618749,"noise_level":-27.565649,"freq_skew":0.159472,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":20113,"priority":8,"lifetime":90.500000,"flags":32,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[46,72,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,236,36,14,2,151,87,1,187,136,24,118,226,200,40,108,146,86,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,142,55,32,40,128,2,63,81,184,184,13,206,221,67,197,25,129,12,228,165,17,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,241,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,212,110,64,69,128,110,152,90,30,156,66,5,49,38,4,141,197,192,110,152,90,30,156,66,5,49,38,4,141,192,33,112,27,166,40,135,168,3,129,74,201,129,99,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,135,35,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,152,35,74,2,131,215,1,186,229,56,123,47,0,14,244,153,130,52,128,135,184,110,230,218,30,217,46,3,21,35,65,153,66,172,154,102,47,160,40,44,1,69,81,124,184,13,224,203,67,218,59,128,76,228,216,113,124]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":710748},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231982,"noise_level":-28.555550,"freq_skew":0.311768,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":5,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":53,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,146,82,221]}]}],"adsc_v2":{"adsc_report":{"choice":"event-report","data":{"event_report":{"reported_event":"epp-flight-plan-change","report_data":{"position":{"lat":{"deg":41,"min":57,"sec":15.000000,"dir":"north"},"lon":{"deg":6,"min":25,"sec":18.100000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":24}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":15,"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":18}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":40,"sec":48.100000,"dir":"north"},"lon":{"deg":6,"min":30,"sec":53.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":7,"sec":40},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":40,"min":58,"sec":38.100000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":10.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":13,"sec":28},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":54,"sec":0},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":26},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":21,"sec":55},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":12},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":47,"sec":53},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":51,"sec":53},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":9},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":3.400000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":7.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":22},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":13.400000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":55.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":41},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":9,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":14,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":18,"sec":21},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":19,"sec":35},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":20,"sec":40},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":21,"sec":31},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":22,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":4},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":4},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":5},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":24,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":25,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3190.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":26,"sec":25},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":27,"sec":3},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":27,"sec":24},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":29,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":78070.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":713730},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522319,"noise_level":-28.486050,"freq_skew":0.654632,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[0,33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":716009},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526100,"noise_level":-28.442833,"freq_skew":0.757262,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":7,"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":29786,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":718115},"freq":136975000,"burst_len_octets":547,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584571,"noise_level":-28.419905,"freq_skew":0.169423,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":53,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,146,82,221]}]}],"unknown_proto":{"data":[0,169,15,35,193,220,5,100,1,33,30,140,8,74,121,37,160,204,150,166,251,158,14,192,86,0,3,225,236,240,118,2,164,109,104,41,161,225,131,61,9,6,251,192,122,2,69,1,22,130,142,151,216,53,163,96,111,188,13,112,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,128,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,102,130,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,184,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,152,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,250,132,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,158,161,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,36,132,138,2,170,23,1,203,130,40,110,194,120,111,188,133,88,36,69,2,224,57,97,13,13,222,43,13,232,144,180,200,24,2,244,14,48,187,67,143,17,2,200,36]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789127,"usec":718115},"freq":136975000,"burst_len_octets":547,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.584571,"noise_level":-28.419905,"freq_skew":0.169423,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":20113,"priority":8,"lifetime":90.500000,"flags":32,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[46,72,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,236,36,14,2,151,87,1,187,136,24,118,226,200,40,108,146,86,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,142,55,32,40,128,2,63,81,184,184,13,206,221,67,197,25,129,12,228,165,17,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,241,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,212,110,64,69,128,110,152,90,30,156,66,5,49,38,4,141,197,192,110,152,90,30,156,66,5,49,38,4,141,192,33,112,27,166,40,135,168,3,129,74,201,129,99,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,135,35,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,152,35,74,2,131,215,1,186,229,56,123,47,0,14,244,153,130,52,128,135,184,110,230,218,30,217,46,3,21,35,65,153,66,172,154,102,47,160,40,44,1,69,81,124,184,13,224,203,67,218,59,128,76,228,216,113,124]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":468046},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318130,"noise_level":-28.419905,"freq_skew":0.922639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":254,"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":29788,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":469897},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640178,"noise_level":-28.283587,"freq_skew":0.765554,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":469897},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.640178,"noise_level":-28.283587,"freq_skew":0.765554,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":469897},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.640178,"noise_level":-28.283587,"freq_skew":0.765554,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":471075},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755986,"noise_level":-28.193882,"freq_skew":0.846321,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":472025},"freq":136975000,"burst_len_octets":274,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592938,"noise_level":-28.127205,"freq_skew":0.176707,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"duplicate","clnp":{"err":false,"compressed":true,"local_ref_a":20113,"priority":8,"lifetime":90.500000,"flags":32,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[46,72,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,236,36,14,2,151,87,1,187,136,24,118,226,200,40,108,146,86,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,142,55,32,40,128,2,63,81,184,184,13,206,221,67,197,25,129,12,228,165,17,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,241,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,212,110,64,69,128,110,152,90,30,156,66,5,49,38,4,141,197,192,110,152,90,30,156,66,5,49,38,4,141,192,33,112,27,166,40,135,168,3,129,74,201,129,99,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,135,35,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,152,35,74,2,131,215,1,186,229,56,123,47,0,14,244,153,130,52,128,135,184,110,230,218,30,217,46,3,21,35,65,153,66,172,154,102,47,160,40,44,1,69,81,124,184,13,224,203,67,218,59,128,76,228,216,113,124]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789128,"usec":473093},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571942,"noise_level":-28.695982,"freq_skew":1.062286,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":234464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497206,"noise_level":-28.508907,"freq_skew":0.103388,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[9,24,73,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":236677},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195834,"noise_level":-28.470163,"freq_skew":0.167606,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":237646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904078,"noise_level":-28.412552,"freq_skew":1.628222,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":239136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532027,"noise_level":-28.427780,"freq_skew":0.928117,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":240343},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997998,"noise_level":-28.336582,"freq_skew":0.970098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":54,"variable_part_params":[{"name":"atn_checksum","value":[8,173,158,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789129,"usec":240437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030710,"noise_level":-28.313931,"freq_skew":0.927131,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789130,"usec":5507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331755,"noise_level":-27.723673,"freq_skew":0.272344,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789131,"usec":517917},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.561626,"noise_level":-27.666630,"freq_skew":-0.306404,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789131,"usec":523413},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.608120,"noise_level":-27.459162,"freq_skew":-0.259951,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789131,"usec":525200},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434153,"noise_level":-27.377541,"freq_skew":1.466565,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":4}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789132,"usec":282399},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440132,"noise_level":-28.049829,"freq_skew":0.217170,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789132,"usec":286243},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569872,"noise_level":-28.759647,"freq_skew":0.865955,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":54,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[118,61,156,234]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789133,"usec":50242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291901,"noise_level":-28.051165,"freq_skew":0.190099,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789133,"usec":54198},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350748,"noise_level":-27.960089,"freq_skew":1.531327,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":505,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789136,"usec":89009},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022218,"noise_level":-26.704557,"freq_skew":-1.200484,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[198,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789136,"usec":863743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.585013,"noise_level":-26.264791,"freq_skew":-0.239768,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789137,"usec":620719},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054988,"noise_level":-25.931778,"freq_skew":-1.423288,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789137,"usec":625648},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603808,"noise_level":-25.795292,"freq_skew":-1.936623,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789138,"usec":375007},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733434,"noise_level":-25.430656,"freq_skew":0.193509,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":1226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789139,"usec":137009},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381083,"noise_level":-25.190535,"freq_skew":0.179763,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":1227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":53,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[100,106,17,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789139,"usec":899330},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814939,"noise_level":-25.685078,"freq_skew":0.155690,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789140,"usec":656702},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742556,"noise_level":-26.235149,"freq_skew":-1.208743,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"83","blk_id":"9","ack":"!","flight":"UX0193","msg_num":"M10","msg_num_seq":"A","msg_text":"LEMD,SKBO,301605, 39.98,- 4.44,23954,276,- 95.4, 62300"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789140,"usec":660400},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833475,"noise_level":-26.041452,"freq_skew":-1.225663,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[194,219]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789140,"usec":665535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933177,"noise_level":-25.869038,"freq_skew":2.487233,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789141,"usec":427363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423207,"noise_level":-25.649895,"freq_skew":0.376097,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789141,"usec":430485},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762125,"noise_level":-26.593618,"freq_skew":-1.243537,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":46,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2596,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[232,135]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789141,"usec":434429},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374800,"noise_level":-26.501328,"freq_skew":-0.005727,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":53,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[100,106,17,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789142,"usec":190740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118042,"noise_level":-26.575645,"freq_skew":3.040605,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789142,"usec":946141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383650,"noise_level":-26.320181,"freq_skew":-1.117658,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789143,"usec":708844},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215736,"noise_level":-25.779905,"freq_skew":3.065965,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789143,"usec":710921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778264,"noise_level":-25.679110,"freq_skew":-1.343916,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789144,"usec":471210},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385545,"noise_level":-25.915606,"freq_skew":1.685917,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":5}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.800000},"alt":126000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789145,"usec":996767},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486285,"noise_level":-24.835667,"freq_skew":-1.437637,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":47,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2596,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[184,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789147,"usec":519551},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211533,"noise_level":-25.137339,"freq_skew":0.206574,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":1228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,55,128,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789147,"usec":520314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892764,"noise_level":-26.267323,"freq_skew":-1.417698,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789147,"usec":527091},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568335,"noise_level":-26.545643,"freq_skew":-1.284401,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[183,228]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789148,"usec":275707},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677462,"noise_level":-26.363031,"freq_skew":0.052689,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789150,"usec":573688},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517760,"noise_level":-25.628902,"freq_skew":0.679603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":1,"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":29944,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789151,"usec":328382},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226293,"noise_level":-25.529833,"freq_skew":-0.954207,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789151,"usec":330245},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479274,"noise_level":-26.070755,"freq_skew":-2.644850,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789151,"usec":331316},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737516,"noise_level":-26.819353,"freq_skew":0.655395,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789152,"usec":88768},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123471,"noise_level":-26.538269,"freq_skew":-1.350935,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[183,228]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789152,"usec":89737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307396,"noise_level":-26.483128,"freq_skew":0.886852,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789152,"usec":855863},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144794,"noise_level":-26.054163,"freq_skew":1.485633,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789152,"usec":858826},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621934,"noise_level":-25.950153,"freq_skew":0.203364,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789152,"usec":860051},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657110,"noise_level":-25.898611,"freq_skew":-1.411474,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789155,"usec":134849},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669930,"noise_level":-24.850971,"freq_skew":1.431335,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[250,224]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789156,"usec":662699},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826947,"noise_level":-24.053627,"freq_skew":-1.213174,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[183,228]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789156,"usec":665614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.692728,"noise_level":-23.943516,"freq_skew":-1.694101,"avlc":{"src":{"addr":"3991E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789157,"usec":428160},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655659,"noise_level":-23.490509,"freq_skew":0.709214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789157,"usec":429381},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713988,"noise_level":-23.451651,"freq_skew":0.674529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,121,85,4]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":124.065000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789158,"usec":187526},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380112,"noise_level":-23.410362,"freq_skew":0.484065,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":0,"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":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789158,"usec":947933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895942,"noise_level":-23.069828,"freq_skew":0.773273,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789159,"usec":711088},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677586,"noise_level":-23.297918,"freq_skew":0.208768,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789159,"usec":717871},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719328,"noise_level":-24.128395,"freq_skew":0.207317,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":1229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2477,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[149,4,178,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2477,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,40,251,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789161,"usec":232830},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929624,"noise_level":-23.679157,"freq_skew":0.689971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,121,85,4]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":124.065000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789161,"usec":233938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760568,"noise_level":-24.562111,"freq_skew":0.052899,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789161,"usec":999998},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606531,"noise_level":-25.212660,"freq_skew":0.768082,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":4,"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":30026,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789162,"usec":10628},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496247,"noise_level":-24.978411,"freq_skew":0.451635,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":0,"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":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789162,"usec":757199},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897840,"noise_level":-24.947651,"freq_skew":0.869092,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789162,"usec":766669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590749,"noise_level":-25.193274,"freq_skew":0.237111,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789164,"usec":278972},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561474,"noise_level":-24.657372,"freq_skew":0.707445,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","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":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789165,"usec":47745},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651709,"noise_level":-24.486370,"freq_skew":0.779572,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,121,85,4]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":124.065000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789165,"usec":49153},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715816,"noise_level":-24.413879,"freq_skew":-2.039646,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789167,"usec":330677},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194348,"noise_level":-23.392067,"freq_skew":1.017108,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":5,"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":4014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789168,"usec":860047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311990,"noise_level":-23.642656,"freq_skew":1.073225,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":379097},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726264,"noise_level":-23.167091,"freq_skew":0.658505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,121,85,4]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":5,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":124.065000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":380907},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730892,"noise_level":-23.968102,"freq_skew":-2.129037,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":382227},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.484906,"noise_level":-23.913406,"freq_skew":1.739310,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,212]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":384905},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771068,"noise_level":-23.886192,"freq_skew":0.720238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":390685},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514232,"noise_level":-24.435135,"freq_skew":0.254475,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":390685},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.514232,"noise_level":-24.435135,"freq_skew":0.254475,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789170,"usec":394382},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587403,"noise_level":-25.372101,"freq_skew":-1.793623,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2487,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,0,61,192]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2487,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,121,11,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789171,"usec":134386},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264064,"noise_level":-25.259972,"freq_skew":0.967148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789171,"usec":139742},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609224,"noise_level":-26.068855,"freq_skew":0.733393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[205,79,121,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789171,"usec":140882},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958346,"noise_level":-26.016607,"freq_skew":0.945846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789171,"usec":145041},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534048,"noise_level":-26.192930,"freq_skew":1.260464,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":199,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789171,"usec":912289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550959,"noise_level":-25.777731,"freq_skew":0.687284,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789172,"usec":668521},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663289,"noise_level":-25.643625,"freq_skew":0.669781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":10,"variable_part_params":[{"name":"checksum","value":[50,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789174,"usec":191519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389203,"noise_level":-24.595051,"freq_skew":0.633929,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[205,79,121,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789174,"usec":954754},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738543,"noise_level":-24.177704,"freq_skew":-1.993919,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789174,"usec":957973},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426050,"noise_level":-24.870323,"freq_skew":1.166378,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,212,134,146]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789175,"usec":712300},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686639,"noise_level":-25.244055,"freq_skew":0.997588,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":10,"variable_part_params":[{"name":"checksum","value":[50,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789176,"usec":471274},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800445,"noise_level":-25.308891,"freq_skew":-1.960837,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"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":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2487,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[55,101,105,115]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789176,"usec":475798},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761948,"noise_level":-25.150295,"freq_skew":-2.008242,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19047,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,196,127,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789176,"usec":476767},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325505,"noise_level":-25.118919,"freq_skew":1.405661,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[254,72]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789176,"usec":478357},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060286,"noise_level":-25.382236,"freq_skew":0.808219,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2487,"dst_ref":59,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[3,172,90,127]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789176,"usec":480029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870780,"noise_level":-25.333948,"freq_skew":-2.006583,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":233094},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992603,"noise_level":-25.317913,"freq_skew":0.893981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[162,159,28,10]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":233650},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617109,"noise_level":-25.285927,"freq_skew":0.915057,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":true,"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":48.000000,"flags":192,"pdu_id":47527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[182,234,213,208]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":234602},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815420,"noise_level":-25.238169,"freq_skew":-1.876400,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":234602},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.815420,"noise_level":-25.238169,"freq_skew":-1.876400,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,65,97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":234759},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780064,"noise_level":-25.238169,"freq_skew":0.696158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":242635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745841,"noise_level":-25.756695,"freq_skew":0.896670,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":995247},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606341,"noise_level":-26.204502,"freq_skew":0.640528,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789177,"usec":996122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608686,"noise_level":-26.169088,"freq_skew":-0.771497,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":40450},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669067,"noise_level":-25.089436,"freq_skew":1.312674,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":42554},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813628,"noise_level":-26.104040,"freq_skew":-0.023388,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":1230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2477,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,120,169,227]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":42554},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813628,"noise_level":-26.104040,"freq_skew":-0.023388,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53764,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,233,25,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":43839},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762299,"noise_level":-26.577597,"freq_skew":0.693088,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[5,148,49,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":804349},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464867,"noise_level":-26.588787,"freq_skew":0.066979,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":804349},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.464867,"noise_level":-26.588787,"freq_skew":0.066979,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":804501},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630174,"noise_level":-26.588787,"freq_skew":-0.043945,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":1232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":84,"dst_ref":2477,"variable_part_params":[{"name":"atn_checksum","value":[226,49,190,206]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":807529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591841,"noise_level":-27.606808,"freq_skew":1.396151,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":809028},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649980,"noise_level":-27.523794,"freq_skew":0.648952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":48.500000,"flags":192,"pdu_id":20539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[35,28,171,241]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":809028},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.649980,"noise_level":-27.523794,"freq_skew":0.648952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[162,159,28,10]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":809028},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.649980,"noise_level":-27.523794,"freq_skew":0.648952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":true,"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":48.000000,"flags":192,"pdu_id":47527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[182,234,213,208]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":810868},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970384,"noise_level":-27.421131,"freq_skew":-1.895719,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":810868},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.970384,"noise_level":-27.421131,"freq_skew":-1.895719,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":811204},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946524,"noise_level":-27.421131,"freq_skew":-2.092802,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":2487,"variable_part_params":[{"name":"atn_checksum","value":[78,55,98,226]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789181,"usec":811746},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723492,"noise_level":-27.400743,"freq_skew":0.180447,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":570554},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420380,"noise_level":-28.088625,"freq_skew":0.179912,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[84,98,3,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":571946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083142,"noise_level":-28.590538,"freq_skew":-1.926646,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[219,134,152,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":574800},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337536,"noise_level":-28.497627,"freq_skew":-1.971474,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[158,243,90,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":577611},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778019,"noise_level":-28.474556,"freq_skew":0.739891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":578213},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995128,"noise_level":-28.682034,"freq_skew":2.081623,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789182,"usec":581192},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598542,"noise_level":-28.564827,"freq_skew":0.879376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[51,240,102,164]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789183,"usec":323386},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707107,"noise_level":-28.289818,"freq_skew":-2.059143,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789183,"usec":324559},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940098,"noise_level":-28.637516,"freq_skew":0.049506,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789183,"usec":331972},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570852,"noise_level":-28.383007,"freq_skew":-1.816919,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789184,"usec":852210},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836876,"noise_level":-27.640409,"freq_skew":-1.335922,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789184,"usec":853141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552770,"noise_level":-27.557076,"freq_skew":1.395547,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":381,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789184,"usec":855952},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792641,"noise_level":-27.474535,"freq_skew":0.023418,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1234,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789184,"usec":856320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770323,"noise_level":-27.474535,"freq_skew":1.562680,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789185,"usec":616776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297591,"noise_level":-28.361475,"freq_skew":-0.116637,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,9,172,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789185,"usec":619018},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804477,"noise_level":-28.809698,"freq_skew":0.777163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789185,"usec":620502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167108,"noise_level":-28.690767,"freq_skew":2.178643,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789185,"usec":628980},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641548,"noise_level":-28.806131,"freq_skew":-0.121828,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[35,94,35,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789186,"usec":377896},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464919,"noise_level":-28.546707,"freq_skew":0.785148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[51,240,102,164]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789186,"usec":379167},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445325,"noise_level":-28.454262,"freq_skew":0.135351,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789186,"usec":389343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622249,"noise_level":-28.839619,"freq_skew":-0.022554,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789186,"usec":389882},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600233,"noise_level":-28.815620,"freq_skew":0.080684,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[169,47,53,86]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53764,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[15,141,129,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":137062},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617949,"noise_level":-28.744019,"freq_skew":-2.116501,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,83,202,175]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19047,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,68,232,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":139190},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498381,"noise_level":-28.681557,"freq_skew":0.865319,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":140390},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292480,"noise_level":-28.587673,"freq_skew":0.628704,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[247,108,78,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":905270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500377,"noise_level":-28.155064,"freq_skew":-0.042129,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":907014},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681634,"noise_level":-28.022808,"freq_skew":1.078482,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789187,"usec":908105},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702191,"noise_level":-28.758835,"freq_skew":-1.369107,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789188,"usec":662934},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384139,"noise_level":-28.138645,"freq_skew":1.162726,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,2,225,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789188,"usec":664231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386818,"noise_level":-29.137997,"freq_skew":0.898076,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789189,"usec":421951},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670681,"noise_level":-28.916986,"freq_skew":0.788396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,227,88,74]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789189,"usec":426429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583327,"noise_level":-28.668106,"freq_skew":-1.278606,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789189,"usec":426883},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569023,"noise_level":-28.644577,"freq_skew":0.976430,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":6,"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":4015,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":185685},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691853,"noise_level":-29.032158,"freq_skew":1.253449,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":186472},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757192,"noise_level":-29.971760,"freq_skew":-1.479000,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":187711},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494332,"noise_level":-29.835938,"freq_skew":-1.896791,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,83,202,175]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19047,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,68,232,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":189108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744351,"noise_level":-29.755451,"freq_skew":0.660494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":196027},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486894,"noise_level":-29.415051,"freq_skew":0.873281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[247,108,78,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":950192},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762952,"noise_level":-29.062798,"freq_skew":-1.228795,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":955347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703395,"noise_level":-28.819656,"freq_skew":-1.916569,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789190,"usec":955983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.465386,"noise_level":-28.795712,"freq_skew":-0.366090,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789193,"usec":233534},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924829,"noise_level":-27.325418,"freq_skew":-1.426256,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789193,"usec":995311},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735077,"noise_level":-26.739960,"freq_skew":0.794815,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","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":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":30279,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789194,"usec":760258},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055560,"noise_level":-26.370489,"freq_skew":-1.200678,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[239,187,186,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789194,"usec":761889},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709331,"noise_level":-26.411392,"freq_skew":0.884973,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789194,"usec":764180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639501,"noise_level":-26.393240,"freq_skew":-1.480773,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789194,"usec":765684},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569339,"noise_level":-26.321009,"freq_skew":-2.642253,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789197,"usec":45442},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214236,"noise_level":-25.425833,"freq_skew":1.425115,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-7.500000},"alt":0}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789197,"usec":807885},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470796,"noise_level":-25.438362,"freq_skew":0.433877,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":692,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":567157},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735455,"noise_level":-25.682766,"freq_skew":0.793115,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56165,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[217,26,184,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":569291},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433706,"noise_level":-26.068842,"freq_skew":0.663683,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":570768},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572286,"noise_level":-25.999245,"freq_skew":-1.446245,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":571079},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372092,"noise_level":-25.999245,"freq_skew":1.190203,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":571079},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.372092,"noise_level":-25.999245,"freq_skew":1.190203,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[17,76,155,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789198,"usec":572355},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950363,"noise_level":-26.269541,"freq_skew":-1.337456,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[239,187,186,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789199,"usec":329269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259597,"noise_level":-25.884886,"freq_skew":0.868330,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789199,"usec":333389},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897504,"noise_level":-25.782871,"freq_skew":-1.367942,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789200,"usec":93175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431801,"noise_level":-25.817814,"freq_skew":2.401104,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789200,"usec":849675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909306,"noise_level":-25.243252,"freq_skew":2.313775,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789200,"usec":854866},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195270,"noise_level":-25.195728,"freq_skew":0.455920,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789201,"usec":614352},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935257,"noise_level":-24.992741,"freq_skew":2.906283,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789201,"usec":619491},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511627,"noise_level":-24.734259,"freq_skew":-0.371829,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4089,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789201,"usec":621653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370668,"noise_level":-24.674541,"freq_skew":-2.329116,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789202,"usec":381481},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471612,"noise_level":-24.353239,"freq_skew":0.773158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":140535},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638671,"noise_level":-24.953171,"freq_skew":0.738956,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[0,16,134,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":142908},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633926,"noise_level":-25.986109,"freq_skew":-2.189933,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":149138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674269,"noise_level":-26.075287,"freq_skew":-0.523028,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":895617},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693087,"noise_level":-25.885086,"freq_skew":0.431801,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":896740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800735,"noise_level":-25.859158,"freq_skew":0.881140,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":898950},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517916,"noise_level":-25.723801,"freq_skew":0.632165,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789203,"usec":898950},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.517916,"noise_level":-25.723801,"freq_skew":0.632165,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"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":[160,56,84,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789204,"usec":662712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481887,"noise_level":-26.126522,"freq_skew":1.619637,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789204,"usec":668525},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740421,"noise_level":-26.641785,"freq_skew":0.741734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789205,"usec":429417},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236011,"noise_level":-26.116831,"freq_skew":1.642702,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-7.500000},"alt":0}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789207,"usec":715055},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989374,"noise_level":-24.936121,"freq_skew":0.655974,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":5,"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":30428,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789207,"usec":718305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491724,"noise_level":-24.961660,"freq_skew":-0.501564,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789208,"usec":482714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.351651,"noise_level":-24.856653,"freq_skew":-2.344322,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789209,"usec":999152},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304424,"noise_level":-25.114231,"freq_skew":0.721340,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789210,"usec":758718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807106,"noise_level":-24.776566,"freq_skew":-1.011909,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789212,"usec":289326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460892,"noise_level":-23.835840,"freq_skew":0.159572,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789213,"usec":44898},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921319,"noise_level":-24.384005,"freq_skew":-1.354423,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"DK1159","msg_num":"J31","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071C5E4FD647484E06681D0C58B1F1C75E600E1240F63FF00F0C617FFFF00D1D142FDFBAC84D02C81D53C7E328884D00DBA5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":39.892902,"lon":-7.333889,"alt":34016,"ts_sec":410.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":51.328125,"true_trk_valid":true,"gnd_spd_kts":492.000000,"vspd_ftmin":-64}},{"air_ref_data":{"true_hdg_deg":34.804688,"true_hdg_valid":true,"spd_mach":0.767500,"vspd_ftmin":-64.000000}},{"predicted_route":{"next_wpt":{"lat":40.891972,"lon":-5.672550,"alt":34000,"eta_sec":712},"next_next_wpt":{"lat":41.241302,"lon":-5.069847,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789213,"usec":816827},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610296,"noise_level":-23.786335,"freq_skew":1.598889,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-7.500000},"alt":0}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789215,"usec":330664},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878284,"noise_level":-23.418156,"freq_skew":0.705511,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","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":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":30472,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789215,"usec":331678},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453472,"noise_level":-24.314762,"freq_skew":1.706271,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789215,"usec":343008},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362535,"noise_level":-24.639381,"freq_skew":1.631816,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LO0426","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":84302},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586449,"noise_level":-24.550924,"freq_skew":-2.343821,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":86553},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892704,"noise_level":-25.183294,"freq_skew":-1.209017,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"DK1159","msg_num":"J31","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071C5E4FD647484E06681D0C58B1F1C75E600E1240F63FF00F0C617FFFF00D1D142FDFBAC84D02C81D53C7E328884D00DBA5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":39.892902,"lon":-7.333889,"alt":34016,"ts_sec":410.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":51.328125,"true_trk_valid":true,"gnd_spd_kts":492.000000,"vspd_ftmin":-64}},{"air_ref_data":{"true_hdg_deg":34.804688,"true_hdg_valid":true,"spd_mach":0.767500,"vspd_ftmin":-64.000000}},{"predicted_route":{"next_wpt":{"lat":40.891972,"lon":-5.672550,"alt":34000,"eta_sec":712},"next_next_wpt":{"lat":41.241302,"lon":-5.069847,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":86719},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537225,"noise_level":-25.183294,"freq_skew":2.389956,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":318,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":92116},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619547,"noise_level":-25.011473,"freq_skew":1.727877,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":851441},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623917,"noise_level":-25.466507,"freq_skew":-0.480709,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":4090,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":855317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.675504,"noise_level":-26.107786,"freq_skew":1.817501,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789216,"usec":860993},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247052,"noise_level":-25.899731,"freq_skew":-1.562588,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789217,"usec":619986},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621427,"noise_level":-26.125168,"freq_skew":1.603443,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789219,"usec":132327},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927872,"noise_level":-26.109713,"freq_skew":-1.243872,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"DK1159","msg_num":"J31","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071C5E4FD647484E06681D0C58B1F1C75E600E1240F63FF00F0C617FFFF00D1D142FDFBAC84D02C81D53C7E328884D00DBA5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":39.892902,"lon":-7.333889,"alt":34016,"ts_sec":410.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":51.328125,"true_trk_valid":true,"gnd_spd_kts":492.000000,"vspd_ftmin":-64}},{"air_ref_data":{"true_hdg_deg":34.804688,"true_hdg_valid":true,"spd_mach":0.767500,"vspd_ftmin":-64.000000}},{"predicted_route":{"next_wpt":{"lat":40.891972,"lon":-5.672550,"alt":34000,"eta_sec":712},"next_next_wpt":{"lat":41.241302,"lon":-5.069847,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789220,"usec":663631},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751424,"noise_level":-25.353777,"freq_skew":-0.433933,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":4090,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789221,"usec":419738},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095522,"noise_level":-24.914597,"freq_skew":0.877599,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789221,"usec":420936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262881,"noise_level":-24.853632,"freq_skew":1.674350,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789222,"usec":184842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860502,"noise_level":-24.808666,"freq_skew":-0.417822,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789222,"usec":189445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223911,"noise_level":-25.172153,"freq_skew":-1.131370,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789222,"usec":190650},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037286,"noise_level":-25.125015,"freq_skew":0.255898,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789223,"usec":712688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090066,"noise_level":-24.331841,"freq_skew":-0.409657,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789224,"usec":476106},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690773,"noise_level":-24.119909,"freq_skew":-2.057443,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":474,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789225,"usec":241530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820902,"noise_level":-23.777790,"freq_skew":-0.381271,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789225,"usec":243387},"freq":136975000,"burst_len_octets":276,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588244,"noise_level":-24.058258,"freq_skew":0.024003,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":53,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[248,232,82,147]}]}],"unknown_proto":{"data":[0,169,49,131,193,220,7,12,9,37,107,63,18,156,140,200,51,207,105,165,231,131,176,28,32,0,248,177,224,236,6,218,229,53,2,240,105,75,179,113,228,40,53,32,216,0,42,185,31,64,36,37,99,8,223,121,82,12,184,53,129,145,208,111,29,154,238,34,221,8,201,21,93,193,6,120,241,170,207,7,96,52,102,94,130,154,129,120,52,165,216,111,4,133,6,164,27,16,33,112,140,64,90,18,224,83,59,123,6,153,16,13,247,129,19,4,97,16,122,8,250,1,33,43,24,65,190,242,164,25,112,107,67,168,2,31,1,102,207,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,16,66,96,44,201,232,30,24,157,134,86,10,6,251,202,145,105,84,159,29,9,8,76,5,80,46,3,182,131,80,206,20,32,223,120,238,208,66,74,5,192,118,195,158,25,196,126,27,211,29,224,144,48,5,232,29,85,191,134,150,95,5,146,74,19,229,193,133,30,208,144,56,10,131,123,7,76,83,225,168,28,1,65,242,21]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789225,"usec":244038},"freq":136975000,"burst_len_octets":411,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735283,"noise_level":-24.394762,"freq_skew":-0.097718,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[90,112,104,72,13,36,14,2,1,65,239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,16,244,129,192,69,192,113,244,62,27,51,88,8,143,34,36,144,48,33,112,28,120,25,134,206,121,2,25,200,141,163,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,150,227,234,2,135,87,1,198,19,40,109,3,224,28,140,138,10,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,166,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,97,113,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,99,81,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,74,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,6,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,72,184,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,150,170,55,32,32,2]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789225,"usec":244038},"freq":136975000,"burst_len_octets":411,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.735283,"noise_level":-24.394762,"freq_skew":-0.097718,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":53,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[248,232,82,147]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":41,"min":50,"sec":20.400000,"dir":"north"},"lon":{"deg":6,"min":30,"sec":49.300000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":7,"sec":2}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":54}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"alt":{"val":34520.000000,"unit":"ft"}},"waypoint_name":"BATAX","eta":{"hour":0,"min":1,"sec":21}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":50,"sec":14}}}]},"ground_vector":{"ground_track":{"val":210.400000,"unit":"deg"},"ground_speed":{"val":423.500000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":223.150000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.781000,"unit":""},"ias":{"val":277.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":103.000000,"unit":"kts"}}},"wind_direction":{"val":287.000000,"unit":"deg"},"temperature":{"val":-46.750000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":6,"sec":35}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":42,"sec":2.300000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":18.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34770.000000,"unit":"ft"}}},"waypoint_name":"BATAX","eta":{"hour":16,"min":8,"sec":23},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":32.200000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":41,"min":39,"sec":44.500000,"dir":"north"},"lon":{"deg":6,"min":38,"sec":27.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":8,"sec":38},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":58,"sec":32},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":31.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":2},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":9},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":2.600000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":26},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":23.100000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":57.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34860.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":16},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":0,"sec":52},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":8,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":8,"sec":36},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":8,"sec":54},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":2},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":10,"sec":41},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":11},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":18},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":12},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":11},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":22,"sec":42},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":8},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":1},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77670.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73480.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.778000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.752000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.778000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.752000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":247.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789228,"usec":273425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316170,"noise_level":-24.032087,"freq_skew":0.875461,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789228,"usec":282321},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769978,"noise_level":-24.929375,"freq_skew":1.254028,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"A566LR","msg_num":"C36","msg_num_seq":"A","sublabel":"CF","msg_text":"FDE1606570130ABQ\n16045605301 0 0\n16045605308 0 0\n16050305310 0 0\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789228,"usec":285047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948583,"noise_level":-25.174740,"freq_skew":-1.532140,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":45757},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086030,"noise_level":-25.161772,"freq_skew":0.423672,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2527,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[142,162,168,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":48342},"freq":136975000,"burst_len_octets":274,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543865,"noise_level":-25.660313,"freq_skew":0.119597,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[90,112,104,72,13,36,14,2,1,65,239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,16,244,129,192,69,192,113,244,62,27,51,88,8,143,34,36,144,48,33,112,28,120,25,134,206,121,2,25,200,141,163,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,150,227,234,2,135,87,1,198,19,40,109,3,224,28,140,138,10,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,166,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,97,113,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,99,81,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,74,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,6,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,72,184,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,150,170,55,32,32,2]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":800242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072595,"noise_level":-26.374344,"freq_skew":-1.375466,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":800352},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603146,"noise_level":-26.374344,"freq_skew":0.015841,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"complete","unknown_proto":{"data":[90,112,104,72,13,36,14,2,1,65,239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,16,244,129,192,69,192,113,244,62,27,51,88,8,143,34,36,144,48,33,112,28,120,25,134,206,121,2,25,200,141,163,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,150,227,234,2,135,87,1,198,19,40,109,3,224,28,140,138,10,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,166,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,97,113,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,99,81,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,74,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,6,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,72,184,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,150,170,55,32,32,2,178,176,14,32,214,67,116,26,64,87,164,187,145,184,184,14,32,214,67,116,26,64,87,164,187,145,184,4,46,3,136,61,80,221,6,48,21,217,46,236,109,129,15,96,226,97,140,55,64,224,5,2,73,141,89,187,73,48,68,95,64,66,5,21,236,28,105,55,134,230,253,128,42,56,240,227,86,147,96,196,60,4,32,21,3,202,234,240,229,162,17,96,126,4,178,17,96,126,4,178,16,128,116,132,179,144,56,247,149,72,66,1,210,18,194,10,232,173,51,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":805360},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776229,"noise_level":-26.089558,"freq_skew":0.674266,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789229,"usec":808067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699773,"noise_level":-26.019798,"freq_skew":0.171275,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789230,"usec":567977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340705,"noise_level":-25.881935,"freq_skew":1.957209,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789231,"usec":328879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850002,"noise_level":-25.573862,"freq_skew":2.153418,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789232,"usec":90405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854368,"noise_level":-26.436827,"freq_skew":-0.067820,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789232,"usec":91155},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430595,"noise_level":-27.341568,"freq_skew":0.806228,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789232,"usec":860527},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702564,"noise_level":-26.811960,"freq_skew":1.319516,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789232,"usec":862630},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435331,"noise_level":-26.698528,"freq_skew":1.619748,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789233,"usec":615334},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588789,"noise_level":-26.529921,"freq_skew":0.625947,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789234,"usec":380141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453839,"noise_level":-26.151443,"freq_skew":0.248950,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789235,"usec":147073},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574160,"noise_level":-26.304707,"freq_skew":0.794329,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789235,"usec":896125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861751,"noise_level":-26.637348,"freq_skew":0.918967,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789235,"usec":906031},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629211,"noise_level":-26.254263,"freq_skew":1.623194,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789236,"usec":668813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106048,"noise_level":-26.576319,"freq_skew":-1.595711,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789237,"usec":424932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499312,"noise_level":-26.374952,"freq_skew":1.413265,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789237,"usec":428209},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475995,"noise_level":-26.719646,"freq_skew":0.678202,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[170,61,55,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789237,"usec":428898},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.159633,"noise_level":-26.663343,"freq_skew":0.980396,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789238,"usec":944798},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669421,"noise_level":-25.876961,"freq_skew":1.137583,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789238,"usec":950518},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915621,"noise_level":-26.326378,"freq_skew":-0.392885,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789239,"usec":717740},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510247,"noise_level":-25.819611,"freq_skew":0.764291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789240,"usec":473457},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627266,"noise_level":-25.601696,"freq_skew":0.691334,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":65,"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":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[170,61,55,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789240,"usec":474720},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021479,"noise_level":-25.552176,"freq_skew":0.742460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789240,"usec":476790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616570,"noise_level":-26.280176,"freq_skew":1.488297,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789240,"usec":477823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640861,"noise_level":-26.226645,"freq_skew":0.852421,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789241,"usec":231932},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637051,"noise_level":-26.068001,"freq_skew":0.326055,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[231,179,104,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789241,"usec":233023},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727629,"noise_level":-26.712170,"freq_skew":0.346739,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[51,94,224,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789241,"usec":237063},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195613,"noise_level":-26.562965,"freq_skew":-1.330974,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789241,"usec":239777},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803766,"noise_level":-26.470997,"freq_skew":0.609241,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789241,"usec":997099},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457333,"noise_level":-26.112560,"freq_skew":0.294889,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789242,"usec":760493},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390290,"noise_level":-26.221581,"freq_skew":-1.831203,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789242,"usec":763931},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029975,"noise_level":-26.045588,"freq_skew":-0.374744,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789243,"usec":510821},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490608,"noise_level":-25.945721,"freq_skew":1.935253,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,84,130,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789243,"usec":510821},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.490608,"noise_level":-25.945721,"freq_skew":1.935253,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"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":[174,254,100,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789243,"usec":512055},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512741,"noise_level":-26.208874,"freq_skew":-1.043570,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":0,"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":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[92,241,127,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789243,"usec":516101},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700932,"noise_level":-26.015757,"freq_skew":0.866226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,228,65,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789244,"usec":288404},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977086,"noise_level":-26.276169,"freq_skew":-1.025052,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789244,"usec":289240},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745440,"noise_level":-26.240459,"freq_skew":1.857021,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789245,"usec":45850},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736237,"noise_level":-25.994530,"freq_skew":-1.593798,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789245,"usec":807491},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521158,"noise_level":-25.200586,"freq_skew":0.214744,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789247,"usec":334013},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761378,"noise_level":-25.693684,"freq_skew":0.894614,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789247,"usec":334217},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964747,"noise_level":-26.426006,"freq_skew":-0.212076,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789248,"usec":94402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845732,"noise_level":-25.947948,"freq_skew":-1.893696,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789248,"usec":101462},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773486,"noise_level":-25.610058,"freq_skew":0.868741,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789249,"usec":617268},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447603,"noise_level":-25.366842,"freq_skew":0.772603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789249,"usec":619625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469789,"noise_level":-25.270700,"freq_skew":0.737730,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789249,"usec":619940},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895986,"noise_level":-25.776232,"freq_skew":-1.748044,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789250,"usec":382397},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326399,"noise_level":-25.396194,"freq_skew":0.234656,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789251,"usec":137925},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704800,"noise_level":-25.776859,"freq_skew":0.949760,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789251,"usec":906186},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156343,"noise_level":-25.284557,"freq_skew":-0.118901,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789252,"usec":660122},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756839,"noise_level":-25.830044,"freq_skew":0.802902,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24055,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":54,"variable_part_params":[{"name":"atn_checksum","value":[8,173,158,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789252,"usec":660209},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761533,"noise_level":-25.830044,"freq_skew":0.002673,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789252,"usec":663035},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873416,"noise_level":-25.661736,"freq_skew":-0.123558,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":54,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[245,229,165,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789252,"usec":663535},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616020,"noise_level":-25.645084,"freq_skew":0.684248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":54,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[118,61,156,234]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789253,"usec":422085},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696588,"noise_level":-25.254700,"freq_skew":-0.045631,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789253,"usec":424664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886643,"noise_level":-25.159786,"freq_skew":0.646741,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789254,"usec":181918},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700862,"noise_level":-24.881111,"freq_skew":0.625690,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789254,"usec":190037},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304317,"noise_level":-24.655523,"freq_skew":-2.733192,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789254,"usec":954523},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598129,"noise_level":-25.345078,"freq_skew":-2.661928,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789254,"usec":956041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726297,"noise_level":-25.281027,"freq_skew":0.928433,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789255,"usec":717160},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670803,"noise_level":-25.328186,"freq_skew":-1.837846,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":450,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789256,"usec":472139},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119019,"noise_level":-25.636168,"freq_skew":0.645513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789257,"usec":236965},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554770,"noise_level":-25.949278,"freq_skew":1.622866,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2840,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789258,"usec":1116},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797750,"noise_level":-25.678175,"freq_skew":0.977962,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789258,"usec":761291},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746550,"noise_level":-25.206881,"freq_skew":1.079954,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789259,"usec":521482},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474099,"noise_level":-25.019102,"freq_skew":-0.299881,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789259,"usec":527398},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752589,"noise_level":-25.056454,"freq_skew":-0.086037,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789261,"usec":41072},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664638,"noise_level":-24.484894,"freq_skew":0.100710,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789261,"usec":41902},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175911,"noise_level":-24.441334,"freq_skew":2.490086,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789261,"usec":805311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.390217,"noise_level":-23.948635,"freq_skew":2.996104,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789262,"usec":570411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677927,"noise_level":-23.692432,"freq_skew":0.793651,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789262,"usec":573408},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468864,"noise_level":-24.573195,"freq_skew":-0.055859,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789262,"usec":573408},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.468864,"noise_level":-24.573195,"freq_skew":-0.055859,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789262,"usec":574614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902356,"noise_level":-25.419218,"freq_skew":1.308509,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789262,"usec":576765},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613716,"noise_level":-26.120991,"freq_skew":-0.217667,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":230,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[170,111,153,46]},{"name":"subseq_num","value":7}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789263,"usec":325966},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.624190,"noise_level":-25.742722,"freq_skew":3.082094,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789264,"usec":89490},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589352,"noise_level":-25.510309,"freq_skew":-2.492234,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":145,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789264,"usec":90412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726135,"noise_level":-26.528023,"freq_skew":-0.094490,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789264,"usec":90682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430959,"noise_level":-26.528023,"freq_skew":1.305787,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789264,"usec":850543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821392,"noise_level":-27.207603,"freq_skew":0.965294,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789264,"usec":858226},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396210,"noise_level":-26.856316,"freq_skew":1.356156,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2841,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[254,72]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789265,"usec":616821},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308171,"noise_level":-26.723452,"freq_skew":-0.143753,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789265,"usec":617531},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685487,"noise_level":-27.465048,"freq_skew":0.087783,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789265,"usec":623018},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.433613,"noise_level":-28.317747,"freq_skew":-0.533980,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789266,"usec":370789},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524973,"noise_level":-28.932543,"freq_skew":0.782981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":138115},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.294936,"noise_level":-28.210396,"freq_skew":0.766657,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":904058},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884755,"noise_level":-27.749866,"freq_skew":-0.496203,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":904650},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412539,"noise_level":-27.728693,"freq_skew":0.034531,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":54,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[84,158,101,91]}]}],"adsc_v2":{"adsc_report":{"choice":"event-report","data":{"event_report":{"reported_event":"way-point-change","report_data":{"position":{"lat":{"deg":41,"min":40,"sec":30.800000,"dir":"north"},"lon":{"deg":6,"min":30,"sec":59.200000,"dir":"west"},"alt":{"val":34980.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":7,"sec":44}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":15,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":7,"sec":41}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":40,"min":58,"sec":38.100000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":10.800000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"ABBAB","eta":{"hour":0,"min":5,"sec":48}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":40,"sec":33}}}]},"ground_vector":{"ground_track":{"val":194.150000,"unit":"deg"},"ground_speed":{"val":443.000000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":209.250000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.783000,"unit":""},"ias":{"val":265.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":119.000000,"unit":"kts"}}},"wind_direction":{"val":284.000000,"unit":"deg"},"temperature":{"val":-48.500000,"unit":"C"}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":905638},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772995,"noise_level":-28.267246,"freq_skew":0.971566,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":907397},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442675,"noise_level":-28.155468,"freq_skew":-2.197258,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":909816},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899243,"noise_level":-28.045111,"freq_skew":0.711413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":255,"sseq":3,"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":30893,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789267,"usec":910452},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669596,"noise_level":-28.389618,"freq_skew":-0.113385,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[4]},{"name":"dst_airport","value":"EKCH"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789268,"usec":662759},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174232,"noise_level":-27.988285,"freq_skew":-0.119861,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789268,"usec":667112},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894702,"noise_level":-27.815701,"freq_skew":-0.191118,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"calling_addr":"21325513","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":65534,"net":[71,0,39,65,74,84,68,0,69,171,75,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789269,"usec":422676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.047665,"noise_level":-27.794365,"freq_skew":1.223883,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789269,"usec":423426},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689956,"noise_level":-27.751856,"freq_skew":0.892349,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24058,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":55,"variable_part_params":[{"name":"atn_checksum","value":[93,122,208,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789269,"usec":424538},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.049611,"noise_level":-27.787683,"freq_skew":1.630208,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,212]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789270,"usec":184389},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597343,"noise_level":-27.311287,"freq_skew":-0.021436,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789270,"usec":187060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955077,"noise_level":-28.119848,"freq_skew":-0.313360,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789272,"usec":474725},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638579,"noise_level":-26.454191,"freq_skew":0.920142,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24058,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":55,"variable_part_params":[{"name":"atn_checksum","value":[93,122,208,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789272,"usec":479975},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.672979,"noise_level":-26.345308,"freq_skew":1.577866,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,212]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789273,"usec":240218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348177,"noise_level":-26.096436,"freq_skew":0.126482,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789273,"usec":993434},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354391,"noise_level":-25.619110,"freq_skew":-2.397714,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789273,"usec":996971},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652305,"noise_level":-26.228598,"freq_skew":0.977611,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789274,"usec":760508},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894155,"noise_level":-25.879831,"freq_skew":1.642954,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.000000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789274,"usec":767351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834739,"noise_level":-25.760998,"freq_skew":-2.231554,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789274,"usec":769310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199100,"noise_level":-26.445026,"freq_skew":1.189895,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789274,"usec":772893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148478,"noise_level":-27.412338,"freq_skew":1.558685,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789278,"usec":564940},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790441,"noise_level":-25.145872,"freq_skew":-1.788087,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"Q","flight":"UX0193","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789279,"usec":336640},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378564,"noise_level":-24.913395,"freq_skew":-0.025026,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789279,"usec":336640},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.378564,"noise_level":-24.913395,"freq_skew":-0.025026,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789280,"usec":88754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668780,"noise_level":-24.524611,"freq_skew":-1.247599,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789280,"usec":847535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885618,"noise_level":-24.236956,"freq_skew":-0.068459,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789281,"usec":616092},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599950,"noise_level":-24.648354,"freq_skew":0.685298,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":686,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789282,"usec":383240},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363301,"noise_level":-24.103300,"freq_skew":-0.090497,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":141917},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777122,"noise_level":-24.047754,"freq_skew":0.131707,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":142007},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.609106,"noise_level":-24.047754,"freq_skew":1.661416,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"retry":0}},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-4.800000},"alt":34000}},{"name":"alternate_ground_stations","value":["2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":142957},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603729,"noise_level":-24.006327,"freq_skew":0.685794,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398568","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":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":144234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.630044,"noise_level":-24.307861,"freq_skew":-1.286043,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":148619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583303,"noise_level":-24.425669,"freq_skew":2.401814,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":150437},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703328,"noise_level":-24.532671,"freq_skew":0.653879,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":31020,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":903229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632738,"noise_level":-24.230604,"freq_skew":-1.490194,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":903529},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.595459,"noise_level":-24.264053,"freq_skew":1.785755,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,212]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789283,"usec":903994},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770766,"noise_level":-24.235718,"freq_skew":-1.777173,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":660631},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022593,"noise_level":-24.207476,"freq_skew":1.808397,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"A51547","msg_num":"M09","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":662981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508968,"noise_level":-24.109337,"freq_skew":0.825722,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":686,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":664172},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816456,"noise_level":-24.730026,"freq_skew":1.518223,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"16302550","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":[71,0,39,65,72,79,80,0,57,133,104,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":664419},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290351,"noise_level":-24.730026,"freq_skew":-0.553475,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":667098},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716680,"noise_level":-25.634890,"freq_skew":0.727312,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":667098},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.716680,"noise_level":-25.634890,"freq_skew":0.727312,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398568","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789284,"usec":669190},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832805,"noise_level":-25.609951,"freq_skew":0.731069,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"398568","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":"16302550","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789285,"usec":430491},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164013,"noise_level":-25.593397,"freq_skew":-0.527603,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789285,"usec":434143},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827223,"noise_level":-26.089029,"freq_skew":-1.520835,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0193","msg_num":"E01","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;202;198\r\n3 NOT SET\r\n4 ;0.2;0.1;;;0.0;0.0;\r\n5 ;;252;251;;;;;248;248;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.5;0.6;;;0.0;0.0;\r\n9 ;;252;251;;;;;247;249;;\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":182067},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649039,"noise_level":-26.781239,"freq_skew":-1.334577,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":182980},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625315,"noise_level":-26.724539,"freq_skew":-0.147169,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":182980},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.625315,"noise_level":-26.724539,"freq_skew":-0.147169,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":187281},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007648,"noise_level":-27.439707,"freq_skew":0.727125,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":949082},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782994,"noise_level":-27.358267,"freq_skew":1.793663,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":951422},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338389,"noise_level":-27.237522,"freq_skew":2.425044,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WDX","mode":"2","label":"17","blk_id":"9","ack":"!","flight":"W625EX","msg_num":"M16","msg_num_seq":"A","msg_text":"160800,36948,1645, 9320,N 39.912,W 3.472,30JAN26,28392, 105,- 51"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":953419},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937481,"noise_level":-28.113749,"freq_skew":0.889438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[34,252,5,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789286,"usec":956627},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542258,"noise_level":-27.982117,"freq_skew":0.577539,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":81,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[225,241,182,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789288,"usec":467824},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420849,"noise_level":-28.053720,"freq_skew":0.772044,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789288,"usec":471713},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740814,"noise_level":-27.975084,"freq_skew":-1.627063,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0193","msg_num":"E01","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;202;198\r\n3 NOT SET\r\n4 ;0.2;0.1;;;0.0;0.0;\r\n5 ;;252;251;;;;;248;248;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.5;0.6;;;0.0;0.0;\r\n9 ;;252;251;;;;;247;249;;\r\n10 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;30;JAN;26;16:08:00\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789288,"usec":479994},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524604,"noise_level":-27.781458,"freq_skew":0.101252,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":411,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789289,"usec":238743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481836,"noise_level":-27.812923,"freq_skew":0.781153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789290,"usec":2099},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385759,"noise_level":-27.396023,"freq_skew":-0.090996,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789290,"usec":2099},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.385759,"noise_level":-27.396023,"freq_skew":-0.090996,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789290,"usec":3691},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858508,"noise_level":-28.325321,"freq_skew":0.948192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[217,26,184,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789290,"usec":755130},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722281,"noise_level":-28.212799,"freq_skew":2.236714,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789290,"usec":756939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667663,"noise_level":-28.079666,"freq_skew":1.086449,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[17,76,155,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789291,"usec":516875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704622,"noise_level":-27.525242,"freq_skew":0.909946,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789291,"usec":518099},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.285355,"noise_level":-27.422562,"freq_skew":1.856255,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[224,212]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789292,"usec":277335},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756360,"noise_level":-27.023567,"freq_skew":-1.557641,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":50223},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337476,"noise_level":-26.384701,"freq_skew":-0.510347,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":52407},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649751,"noise_level":-26.312540,"freq_skew":0.751758,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":54717},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.357223,"noise_level":-26.223171,"freq_skew":1.872237,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":2}},{"name":"dst_airport","value":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.000000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":806393},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527055,"noise_level":-25.926020,"freq_skew":-0.683497,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15050732","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":809793},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542161,"noise_level":-26.633884,"freq_skew":-0.152294,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":810498},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629360,"noise_level":-27.628628,"freq_skew":0.080943,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789293,"usec":813109},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356288,"noise_level":-27.566135,"freq_skew":-0.570297,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"YW1343","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789294,"usec":563967},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818480,"noise_level":-27.709824,"freq_skew":0.968045,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15050732","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789294,"usec":573465},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340102,"noise_level":-27.338066,"freq_skew":0.958970,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":329744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354958,"noise_level":-27.450619,"freq_skew":-0.389961,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":330439},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789670,"noise_level":-27.409754,"freq_skew":-2.223349,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":217,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":331288},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610798,"noise_level":-28.493309,"freq_skew":-0.950564,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":530,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":336009},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533696,"noise_level":-29.140717,"freq_skew":1.086116,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":96,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,167,153,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":338180},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375364,"noise_level":-28.992706,"freq_skew":-1.690571,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789295,"usec":339462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881706,"noise_level":-28.895414,"freq_skew":-1.261853,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":5,"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":571,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789296,"usec":83666},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682960,"noise_level":-28.799202,"freq_skew":0.675499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789296,"usec":85214},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.301756,"noise_level":-29.134266,"freq_skew":0.911693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789296,"usec":850854},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443896,"noise_level":-28.603849,"freq_skew":-1.422397,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789296,"usec":853774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192261,"noise_level":-28.395861,"freq_skew":1.306794,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789296,"usec":853830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-13.575495,"noise_level":-28.373055,"freq_skew":-1.846588,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789297,"usec":617493},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391736,"noise_level":-28.037966,"freq_skew":-0.014345,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789297,"usec":618775},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663017,"noise_level":-27.950748,"freq_skew":0.120537,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789297,"usec":619940},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090288,"noise_level":-28.420332,"freq_skew":-0.743054,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789299,"usec":139206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088410,"noise_level":-28.242973,"freq_skew":0.848269,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789300,"usec":664507},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700459,"noise_level":-27.326319,"freq_skew":-0.358370,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53673,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[124,114,241,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789300,"usec":668281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785927,"noise_level":-27.138634,"freq_skew":1.322913,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":418479},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577609,"noise_level":-26.923964,"freq_skew":0.077489,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"GCFV"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-6.600000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":418479},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.577609,"noise_level":-26.923964,"freq_skew":0.077489,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HV047F","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":418479},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.577609,"noise_level":-26.923964,"freq_skew":0.077489,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22063336","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":[71,0,39,65,84,82,65,0,72,102,222,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":418750},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680661,"noise_level":-26.923964,"freq_skew":0.901380,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[5,148,49,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":419698},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.301362,"noise_level":-27.561968,"freq_skew":-0.317546,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[132,35,26,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":421944},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095953,"noise_level":-27.397572,"freq_skew":-0.532849,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789301,"usec":433199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.234490,"noise_level":-27.196358,"freq_skew":1.403647,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":184055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300027,"noise_level":-27.176491,"freq_skew":0.361090,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":187148},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938222,"noise_level":-26.960896,"freq_skew":-0.215644,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":11,"dst_ref":2645,"credit":2,"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]},{"name":"tpdu_size","value":1024},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000},{"name":"atn_checksum","value":[16,80,98,106]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":191627},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.332941,"noise_level":-26.807394,"freq_skew":-0.050910,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":193120},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822683,"noise_level":-26.750523,"freq_skew":-0.231409,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[132,35,26,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":944610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742498,"noise_level":-26.803642,"freq_skew":-1.909503,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[158,243,90,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789302,"usec":948961},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713431,"noise_level":-26.541483,"freq_skew":0.987132,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789303,"usec":707903},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019659,"noise_level":-26.304941,"freq_skew":1.661959,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":3}},{"name":"dst_airport","value":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.000000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789303,"usec":709942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017663,"noise_level":-26.180189,"freq_skew":-1.804162,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789303,"usec":710250},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966169,"noise_level":-26.162512,"freq_skew":-0.063843,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789303,"usec":712450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044305,"noise_level":-26.092167,"freq_skew":1.879668,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789303,"usec":713049},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784025,"noise_level":-26.074667,"freq_skew":-1.098636,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789304,"usec":477962},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744845,"noise_level":-26.286144,"freq_skew":-1.622477,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789305,"usec":242711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611300,"noise_level":-25.832504,"freq_skew":-1.353425,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789305,"usec":994715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048541,"noise_level":-26.467384,"freq_skew":0.128237,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789305,"usec":995295},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797267,"noise_level":-27.023331,"freq_skew":0.184119,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,9,172,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789305,"usec":996925},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568260,"noise_level":-26.907124,"freq_skew":0.142388,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[35,94,35,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789306,"usec":755281},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480689,"noise_level":-26.475534,"freq_skew":0.138828,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789306,"usec":759704},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633666,"noise_level":-26.804712,"freq_skew":-2.083282,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,83,202,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789307,"usec":529482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666915,"noise_level":-26.653921,"freq_skew":0.990555,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[247,108,78,180]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789307,"usec":530737},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601398,"noise_level":-26.579496,"freq_skew":0.954617,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","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":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47687,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,31,29,41]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789307,"usec":531602},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645352,"noise_level":-27.283340,"freq_skew":-1.866175,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"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":[209,43,130,207]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789308,"usec":285930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708608,"noise_level":-27.675228,"freq_skew":-2.028738,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789308,"usec":287423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161489,"noise_level":-27.570770,"freq_skew":0.934767,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":39512},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669258,"noise_level":-27.184908,"freq_skew":1.018130,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,2,225,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":41015},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739335,"noise_level":-27.086151,"freq_skew":0.805675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":48903},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249226,"noise_level":-27.155951,"freq_skew":0.694771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,227,88,74]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":2,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":48903},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.249226,"noise_level":-27.155951,"freq_skew":0.694771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":808003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926801,"noise_level":-26.806705,"freq_skew":0.972077,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789309,"usec":817775},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842632,"noise_level":-26.470959,"freq_skew":0.202191,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":54,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,33,232,164]}]}],"adsc_v2":{"adsc_report":{"choice":"event-report","data":{"event_report":{"reported_event":"way-point-change","report_data":{"position":{"lat":{"deg":41,"min":41,"sec":37.600000,"dir":"north"},"lon":{"deg":6,"min":37,"sec":27.900000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":27}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":23,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":17}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":50,"sec":5}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"VEDOD","eta":{"hour":0,"min":49,"sec":30}}}]},"ground_vector":{"ground_track":{"val":205.200000,"unit":"deg"},"ground_speed":{"val":431.000000,"unit":"kts"},"vertical_rate":{"val":30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":219.350000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.778000,"unit":""},"ias":{"val":275.000000,"unit":"kts"}}}},"vertical_rate":{"val":30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":114.000000,"unit":"kts"}}},"wind_direction":{"val":290.000000,"unit":"deg"},"temperature":{"val":-47.500000,"unit":"C"}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789310,"usec":567532},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748841,"noise_level":-26.571857,"freq_skew":0.134631,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789312,"usec":854490},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666077,"noise_level":-26.178673,"freq_skew":0.037232,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789312,"usec":856590},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344069,"noise_level":-26.055710,"freq_skew":-1.747905,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":49,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[183,228]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789313,"usec":621765},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.226138,"noise_level":-26.307602,"freq_skew":1.729442,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":4}},{"name":"dst_airport","value":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.000000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789314,"usec":380804},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659875,"noise_level":-25.869923,"freq_skew":-1.256021,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[239,187,186,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789314,"usec":381352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966520,"noise_level":-25.835842,"freq_skew":-0.095551,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789315,"usec":897193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735302,"noise_level":-25.212509,"freq_skew":-1.407127,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789315,"usec":899596},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892087,"noise_level":-25.118053,"freq_skew":1.658470,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-4.700000},"alt":34000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789315,"usec":902163},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725909,"noise_level":-25.009136,"freq_skew":-0.070277,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789317,"usec":424277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752539,"noise_level":-24.559887,"freq_skew":-1.550452,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789317,"usec":425624},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532242,"noise_level":-25.150875,"freq_skew":1.679151,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"A51547","msg_num":"M10","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789317,"usec":435947},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865852,"noise_level":-24.964293,"freq_skew":1.641320,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16302550","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":[71,0,39,65,72,79,80,0,57,133,104,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":191637},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806577,"noise_level":-24.857273,"freq_skew":-1.290528,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"6","ack":"K","flight":"DK1159","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":192307},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777986,"noise_level":-24.826937,"freq_skew":-1.567466,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":194925},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742018,"noise_level":-25.116199,"freq_skew":0.740455,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[11,39,236,242]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.255000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":944245},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594535,"noise_level":-25.454094,"freq_skew":-1.160986,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1159","msg_num":"F72","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":944551},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010664,"noise_level":-25.437834,"freq_skew":0.913252,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":944612},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824487,"noise_level":-25.437834,"freq_skew":-1.828189,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2596,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[119,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789318,"usec":950610},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778928,"noise_level":-25.229179,"freq_skew":1.133340,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2489,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[199,206,20,54]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2489,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[108,210,183,23]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":710756},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813715,"noise_level":-25.409719,"freq_skew":0.991074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[140,243,188,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":714751},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049572,"noise_level":-25.904057,"freq_skew":1.193213,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":715880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953384,"noise_level":-26.258581,"freq_skew":1.802202,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":716377},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524478,"noise_level":-26.240746,"freq_skew":2.317807,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":717182},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667475,"noise_level":-26.205181,"freq_skew":-1.703289,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789319,"usec":717658},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786148,"noise_level":-26.989658,"freq_skew":0.669025,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[126,101,146,111]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789320,"usec":476564},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510767,"noise_level":-26.854753,"freq_skew":0.984309,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789320,"usec":477170},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624813,"noise_level":-26.816593,"freq_skew":-1.070588,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2561,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,161,39,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789320,"usec":484623},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752241,"noise_level":-26.554049,"freq_skew":0.808185,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[95,174,164,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789320,"usec":489379},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542598,"noise_level":-26.517181,"freq_skew":2.121569,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":230614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371129,"noise_level":-26.389368,"freq_skew":0.275706,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":234329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719251,"noise_level":-26.156876,"freq_skew":-0.970263,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":239490},"freq":136975000,"burst_len_octets":159,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706831,"noise_level":-26.104097,"freq_skew":-1.320208,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"DK1159","msg_num":"F73","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40026W007053,N37288W009423,160837,340,N40535W005404,161849,N41145W005042,M54,293146,234/TS160837,3001265FAF"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":242403},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471832,"noise_level":-26.016836,"freq_skew":-2.067996,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":996751},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677688,"noise_level":-26.863108,"freq_skew":1.399935,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789321,"usec":997339},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606863,"noise_level":-27.524092,"freq_skew":0.630318,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","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":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789322,"usec":760027},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413501,"noise_level":-27.099327,"freq_skew":-1.980971,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789322,"usec":761368},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694817,"noise_level":-27.040520,"freq_skew":3.106786,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789322,"usec":769850},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280406,"noise_level":-26.943380,"freq_skew":-2.116113,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"YW2469","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789322,"usec":770278},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466334,"noise_level":-26.943380,"freq_skew":2.435491,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789322,"usec":771079},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652369,"noise_level":-27.572115,"freq_skew":0.855177,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789323,"usec":517686},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609972,"noise_level":-27.489431,"freq_skew":0.733052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15051120","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789323,"usec":517686},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.609972,"noise_level":-27.489431,"freq_skew":0.733052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789323,"usec":518382},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582344,"noise_level":-28.107603,"freq_skew":1.680390,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789323,"usec":522804},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573895,"noise_level":-27.932655,"freq_skew":0.676412,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":82,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"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":[160,56,84,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789323,"usec":524149},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615911,"noise_level":-27.889463,"freq_skew":0.688377,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":277812},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485013,"noise_level":-27.613831,"freq_skew":-2.637344,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":277961},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976580,"noise_level":-28.162563,"freq_skew":-1.721339,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":278494},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557910,"noise_level":-28.118217,"freq_skew":0.571230,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WME","mode":"2","label":"17","blk_id":"1","ack":"!","flight":"W6038C","msg_num":"M62","msg_num_seq":"A","msg_text":"160836,33038,1830, 19360,N 39.356,W 4.055,30JAN26,29660, 146,- 51"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":283770},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714194,"noise_level":-27.899811,"freq_skew":0.969732,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":205,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2489,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,116,21,91]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":283864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.331462,"noise_level":-27.899811,"freq_skew":0.804591,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":284631},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557528,"noise_level":-27.899811,"freq_skew":-2.050359,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789324,"usec":286136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812413,"noise_level":-28.318958,"freq_skew":2.217181,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":44424},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735119,"noise_level":-28.424908,"freq_skew":0.949642,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53773,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,191,56,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":45882},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628090,"noise_level":-28.333738,"freq_skew":0.775555,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":45882},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.628090,"noise_level":-28.333738,"freq_skew":0.775555,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[225,192,238,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":45882},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.628090,"noise_level":-28.333738,"freq_skew":0.775555,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20762,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2489,"dst_ref":55,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[22,51,122,76]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":46842},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600175,"noise_level":-28.416782,"freq_skew":-0.102245,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":4,"more":false,"reasm_status":"skipped","unknown_proto":{"data":[230,218,30,217,46,3,21,35,65,153,66,172,154,98,47,160,40,44,1,69,81,124,184,13,224,203,67,218,59,128,76,228,216,81,124,4,61,131,120,183,112,246,98,160,17,9,38,101,6,174,36,219,17,107,1,0,17,55,176,111,113,70,30,186,142,0,176,227,195,153,66,78,219,17,16,16,128,88,15,57,50,195,147,80,138,3,244,37,144,132,3,160,37,156,129,199,180,170,66,16,14,128,150,16,9,86,180,61,128]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47084},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966328,"noise_level":-28.416782,"freq_skew":0.662585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":true,"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[47,230,234,148]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428715,"noise_level":-28.393921,"freq_skew":-1.234439,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47430},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663798,"noise_level":-28.393921,"freq_skew":1.046660,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47728},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659908,"noise_level":-28.518787,"freq_skew":1.048743,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":2489,"variable_part_params":[{"name":"atn_checksum","value":[145,212,214,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47728},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.659908,"noise_level":-28.518787,"freq_skew":1.048743,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":47808},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196290,"noise_level":-28.518787,"freq_skew":0.666913,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[128,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":48950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531555,"noise_level":-28.544403,"freq_skew":1.688683,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":49412},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589816,"noise_level":-28.537510,"freq_skew":-0.011336,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":55,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[129,141,52,24]}]}],"unknown_proto":{"data":[0,169,43,211,193,220,8,168,9,36,181,63,18,152,89,88,52,38,25,190,167,131,176,34,144,0,248,113,224,236,8,106,229,29,47,176,107,70,195,125,228,24,80,160,194,0,155,185,31,64,36,33,40,4,223,121,62,156,200,49,1,67,239,50,31,34,240,96,231,8,153,6,94,9,7,217,17,138,207,7,96,67,198,150,130,142,151,216,53,163,96,111,188,13,116,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,128,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,102,66,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,184,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,150,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,250,4,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,158,129,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,36,4,138,2,170,23,1,203,129]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":803642},"freq":136975000,"burst_len_octets":274,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653647,"noise_level":-29.162710,"freq_skew":-0.197967,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[200,110,194,176,111,188,133,84,36,69,2,224,57,97,25,13,222,43,13,232,144,180,200,24,2,244,14,48,187,67,143,17,2,200,36,40,181,32,206,145,45,200,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,236,36,14,2,151,87,1,187,136,24,118,226,200,40,108,146,82,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,142,55,32,40,128,2,63,81,184,184,13,206,221,67,197,27,1,12,228,164,241,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,241,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,204,110,64,69,128,110,152,90,30,156,66,5,49,38,3,141,197,192,110,152,90,30,156,66,5,49,38,3,141,192,33,112,27,166,40,135,168,3,129,74,201,129,99,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,135,35,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,151,227,74,2,131,215,1,186,229,56,123,47,0,14,244,153,126,52,128,135,184,110]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":803895},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774021,"noise_level":-29.162710,"freq_skew":0.640850,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":56,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,112,232,184]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":804287},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680094,"noise_level":-29.137802,"freq_skew":0.910807,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":804287},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.680094,"noise_level":-29.137802,"freq_skew":0.910807,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":805529},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607721,"noise_level":-29.014324,"freq_skew":0.823490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":805529},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.607721,"noise_level":-29.014324,"freq_skew":0.823490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":805662},"freq":136975000,"burst_len_octets":274,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657494,"noise_level":-29.014324,"freq_skew":-0.115728,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":true,"reasm_status":"duplicate","unknown_proto":{"data":[200,110,194,176,111,188,133,84,36,69,2,224,57,97,25,13,222,43,13,232,144,180,200,24,2,244,14,48,187,67,143,17,2,200,36,40,181,32,206,145,45,200,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,236,36,14,2,151,87,1,187,136,24,118,226,200,40,108,146,82,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,142,55,32,40,128,2,63,81,184,184,13,206,221,67,197,27,1,12,228,164,241,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,241,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,204,110,64,69,128,110,152,90,30,156,66,5,49,38,3,141,197,192,110,152,90,30,156,66,5,49,38,3,141,192,33,112,27,166,40,135,168,3,129,74,201,129,99,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,135,35,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,151,227,74,2,131,215,1,186,229,56,123,47,0,14,244,153,126,52,128,135,184,110]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789325,"usec":809017},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.577371,"noise_level":-28.748703,"freq_skew":1.671461,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":5}},{"name":"dst_airport","value":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.000000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789326,"usec":566667},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516979,"noise_level":-28.444916,"freq_skew":0.751392,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789326,"usec":567186},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419318,"noise_level":-28.399105,"freq_skew":0.001639,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789326,"usec":571572},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117910,"noise_level":-28.218248,"freq_skew":0.832154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24061,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":56,"variable_part_params":[{"name":"atn_checksum","value":[178,71,3,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789327,"usec":332322},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538773,"noise_level":-27.760670,"freq_skew":-0.031968,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789327,"usec":332872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801225,"noise_level":-28.488995,"freq_skew":0.627024,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789327,"usec":333344},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714437,"noise_level":-28.465942,"freq_skew":-1.701317,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":21,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789328,"usec":101812},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657046,"noise_level":-27.801403,"freq_skew":0.844178,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789328,"usec":101812},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.657046,"noise_level":-27.801403,"freq_skew":0.844178,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":2489,"variable_part_params":[{"name":"atn_checksum","value":[145,212,214,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789328,"usec":845730},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077984,"noise_level":-28.828140,"freq_skew":0.716401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789328,"usec":847630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247319,"noise_level":-28.685318,"freq_skew":0.197044,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789329,"usec":612220},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804033,"noise_level":-28.180851,"freq_skew":0.677162,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":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":31351,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789329,"usec":621289},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605364,"noise_level":-27.831533,"freq_skew":0.646426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":56,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,112,232,184]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789329,"usec":622386},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148220,"noise_level":-28.066296,"freq_skew":1.028176,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789330,"usec":381016},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488111,"noise_level":-28.803778,"freq_skew":-0.672628,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789330,"usec":387886},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621228,"noise_level":-28.792328,"freq_skew":1.009869,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[32,150,100,223]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789330,"usec":390929},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989329,"noise_level":-29.520323,"freq_skew":0.897529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":133741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168718,"noise_level":-29.442699,"freq_skew":1.005024,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":135637},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507570,"noise_level":-30.262625,"freq_skew":0.861887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":135637},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.507570,"noise_level":-30.262625,"freq_skew":0.861887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":136658},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718333,"noise_level":-30.178106,"freq_skew":0.750107,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,86,75,71,0,69,208,102,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":47725,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19079,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[208,128,32,8]},{"name":"checksum","value":[67,155]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":136658},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.718333,"noise_level":-30.178106,"freq_skew":0.750107,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":56,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,108,65,129]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":44}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":139905},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436065,"noise_level":-29.984037,"freq_skew":-1.027721,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":140800},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397174,"noise_level":-30.517921,"freq_skew":-1.001883,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":63,"dst_ref":19079,"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":[234,130,2,203]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":898948},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682897,"noise_level":-30.430897,"freq_skew":-0.587761,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":11,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":900739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671754,"noise_level":-30.259415,"freq_skew":0.974754,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":901032},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750324,"noise_level":-30.231161,"freq_skew":0.744085,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,130,133,45]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789331,"usec":908694},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607100,"noise_level":-29.791172,"freq_skew":1.075256,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":209,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[117,99,150,138]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53773,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,105,137,127]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":8,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789332,"usec":666416},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800214,"noise_level":-30.606176,"freq_skew":0.940701,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789332,"usec":667246},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600089,"noise_level":-30.870192,"freq_skew":1.205294,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":4016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789332,"usec":669828},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783708,"noise_level":-31.401722,"freq_skew":0.774387,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789333,"usec":422439},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814675,"noise_level":-30.915401,"freq_skew":0.925117,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789334,"usec":188101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852292,"noise_level":-30.212173,"freq_skew":0.882064,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789334,"usec":188250},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804244,"noise_level":-30.212173,"freq_skew":-1.041195,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789334,"usec":191165},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536103,"noise_level":-30.283791,"freq_skew":-1.163878,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":63,"dst_ref":19079,"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":[234,130,2,203]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789334,"usec":192801},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097508,"noise_level":-30.227215,"freq_skew":0.758967,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789334,"usec":954480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489486,"noise_level":-29.420059,"freq_skew":0.860567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[135,130,133,45]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789335,"usec":715133},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727845,"noise_level":-29.117088,"freq_skew":1.809178,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AICT","mode":"2","label":"1L","blk_id":"8","ack":"!","flight":"DE09ME","msg_num":"M26","msg_num_seq":"A","msg_text":"1OHOLA.,SPANIEN FL360 WAR OCCASI,ONAL LIGHT TO MODERATE,VG,,,,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789335,"usec":722171},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695556,"noise_level":-28.800375,"freq_skew":-1.164418,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789335,"usec":722705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679695,"noise_level":-28.800375,"freq_skew":1.389833,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":382,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789336,"usec":469773},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617428,"noise_level":-28.541122,"freq_skew":0.931343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"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":31383,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789337,"usec":995478},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539678,"noise_level":-27.451391,"freq_skew":1.290479,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1650,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789338,"usec":760447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611786,"noise_level":-27.671886,"freq_skew":2.037074,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789338,"usec":768300},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795119,"noise_level":-27.567467,"freq_skew":0.223866,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":406,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789340,"usec":281656},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878721,"noise_level":-26.985418,"freq_skew":-1.587640,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":52,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789340,"usec":283264},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962475,"noise_level":-26.963100,"freq_skew":0.930983,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"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":31383,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789340,"usec":288999},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650741,"noise_level":-26.752674,"freq_skew":-0.167166,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789341,"usec":34851},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764941,"noise_level":-26.584223,"freq_skew":1.483899,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"A51547","msg_num":"M11","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDA367D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789341,"usec":43616},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540953,"noise_level":-26.274681,"freq_skew":0.806901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789341,"usec":802450},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512150,"noise_level":-26.045198,"freq_skew":0.673474,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789341,"usec":803819},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484101,"noise_level":-25.958523,"freq_skew":0.262573,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":400,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789342,"usec":571269},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740618,"noise_level":-25.603659,"freq_skew":-0.070630,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":537,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789342,"usec":571465},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360614,"noise_level":-26.188778,"freq_skew":0.179322,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789343,"usec":331301},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088552,"noise_level":-25.968477,"freq_skew":0.718430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789343,"usec":332284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.400986,"noise_level":-25.916826,"freq_skew":-0.016908,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789343,"usec":334265},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139047,"noise_level":-25.814438,"freq_skew":-1.746349,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":52,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789344,"usec":856616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670543,"noise_level":-25.317793,"freq_skew":1.606766,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789344,"usec":857043},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743304,"noise_level":-25.317793,"freq_skew":0.163114,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"TO68DW","msg_num":"M62","msg_num_seq":"A","msg_text":"/LPFR.TI2/040LPFRA6F3F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789345,"usec":618884},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587598,"noise_level":-26.160061,"freq_skew":0.884584,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,212,134,146]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789345,"usec":621517},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574071,"noise_level":-26.836023,"freq_skew":0.900765,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789345,"usec":621906},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941999,"noise_level":-26.836023,"freq_skew":0.744706,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789347,"usec":141929},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025637,"noise_level":-26.350927,"freq_skew":3.060593,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":814,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789347,"usec":142025},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733320,"noise_level":-26.350927,"freq_skew":0.987927,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-GZHL","mode":"2","label":"A9","blk_id":"S","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS J\r\n1600Z EXP ILS APCH\r\nRWY IN USE 28\r\nCONDITION REPORT AT 1535 6 6 6 100 DRY\r\n 100 DRY 100 DRY\r\nTRL 50\r\nWND TDZ 260 DEG 18 KT\r\nVIS 10KM \r\nCLD FEW 300 FT\r\nT 16 DP 15 QNH 1014\r\nACK ARR INFO J\r\n\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789347,"usec":142885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895640,"noise_level":-26.406324,"freq_skew":0.097471,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789347,"usec":144353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.542722,"noise_level":-27.316597,"freq_skew":0.189117,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789347,"usec":904785},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020789,"noise_level":-26.903080,"freq_skew":0.385986,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"_d","blk_id":"6","ack":"S","flight":"TO68DW","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789348,"usec":656420},"freq":136975000,"burst_len_octets":41,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528110,"noise_level":-26.563663,"freq_skew":0.922110,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"A9","blk_id":"T","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS J\r\n1600Z EXP ILS APCH\r\nRWY IN USE 28\r\nCONDITION REPORT AT 1535 6 6 6 100 DRY\r\n 100 DRY 100 DRY\r\nTRL 50\r\nWND TDZ 260 DEG 18 KT\r\nVIS 10KM \r\nCLD FEW 300 FT\r\nT 16 DP 15 QNH 1014\r\nACK ARR INFO J\r\n\r\n\r\n5119"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789348,"usec":658232},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922649,"noise_level":-26.453409,"freq_skew":1.552706,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"4","ack":"I","flight":"A51547","msg_num":"M12","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789348,"usec":661261},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778629,"noise_level":-26.290607,"freq_skew":-1.466463,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789348,"usec":661914},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016838,"noise_level":-26.272705,"freq_skew":1.751608,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"retry":0}},{"name":"dst_airport","value":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-9.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789349,"usec":423329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010853,"noise_level":-26.095684,"freq_skew":0.188586,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2527,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[142,162,168,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789349,"usec":424075},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688487,"noise_level":-26.060711,"freq_skew":0.338847,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"TO68DW","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789349,"usec":430622},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222624,"noise_level":-26.756306,"freq_skew":-1.412932,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":183425},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092450,"noise_level":-27.343988,"freq_skew":1.610076,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"21325515","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":[71,0,39,65,74,84,68,0,69,171,77,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":184227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985672,"noise_level":-27.283504,"freq_skew":0.838671,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":185876},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814028,"noise_level":-27.223972,"freq_skew":0.304537,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":190425},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690697,"noise_level":-27.483784,"freq_skew":1.872162,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2441,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,45,239,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":191139},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120271,"noise_level":-27.740250,"freq_skew":1.506804,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"5","ack":"J","flight":"A51547","msg_num":"M13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":192017},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016435,"noise_level":-27.698002,"freq_skew":1.683410,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"JP0576","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789350,"usec":953029},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.170195,"noise_level":-27.206430,"freq_skew":1.547359,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,74,84,68,0,69,171,77,0,0,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":582,"segment_offset":0,"pdu_total_len":108},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[14]},{"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":"qos_maintenance","value":[192]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789351,"usec":705502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138278,"noise_level":-27.029036,"freq_skew":1.792313,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789351,"usec":709024},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115468,"noise_level":-26.836086,"freq_skew":1.775929,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[65,97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789352,"usec":471856},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935221,"noise_level":-26.591496,"freq_skew":0.241172,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789352,"usec":473182},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.235881,"noise_level":-26.517601,"freq_skew":0.232605,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":2648,"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":[203,47,56,220]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789352,"usec":477872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.301114,"noise_level":-26.335571,"freq_skew":1.544622,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789353,"usec":235125},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222778,"noise_level":-26.017231,"freq_skew":1.540365,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":583,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":3,"ack":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789353,"usec":237636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.301058,"noise_level":-25.896519,"freq_skew":0.002235,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789353,"usec":237955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738297,"noise_level":-25.879410,"freq_skew":-1.291659,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789353,"usec":990702},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.274139,"noise_level":-25.726929,"freq_skew":1.776267,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":584,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":3,"ack":3,"credit_offered":4,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789353,"usec":998847},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.365228,"noise_level":-25.348997,"freq_skew":1.715821,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":255,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":241,"diag_code_descr":"Higher level initiated disconnect (normal)"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789354,"usec":757724},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657021,"noise_level":-25.316896,"freq_skew":0.784207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789354,"usec":759963},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367455,"noise_level":-25.388531,"freq_skew":-0.060820,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789354,"usec":762527},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.362553,"noise_level":-25.260260,"freq_skew":1.632154,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"21325515","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":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,74,84,68,0,69,171,77,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789354,"usec":764395},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440422,"noise_level":-25.196829,"freq_skew":0.780257,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789355,"usec":521297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417774,"noise_level":-24.993816,"freq_skew":0.661630,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789355,"usec":526966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877277,"noise_level":-25.651905,"freq_skew":1.875598,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789355,"usec":528088},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813195,"noise_level":-25.602100,"freq_skew":0.723841,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":31525,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789356,"usec":279246},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033827,"noise_level":-25.585560,"freq_skew":-2.558752,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789356,"usec":285274},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624846,"noise_level":-26.297829,"freq_skew":1.454346,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789357,"usec":804807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031677,"noise_level":-26.793404,"freq_skew":1.462708,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789357,"usec":806303},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543562,"noise_level":-27.444962,"freq_skew":1.526770,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789357,"usec":806765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826459,"noise_level":-27.424517,"freq_skew":-0.505014,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789357,"usec":807231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031570,"noise_level":-28.296822,"freq_skew":1.538695,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789358,"usec":570078},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395209,"noise_level":-27.602840,"freq_skew":1.267398,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789358,"usec":573120},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850729,"noise_level":-27.561253,"freq_skew":1.783544,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":585,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":7,"credit_offered":5,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,74,84,68,0,69,171,77],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789359,"usec":329681},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807220,"noise_level":-27.255543,"freq_skew":0.858650,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":31525,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789359,"usec":330854},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334560,"noise_level":-27.820251,"freq_skew":0.900653,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789360,"usec":95321},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.871751,"noise_level":-28.165560,"freq_skew":0.161998,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789360,"usec":100330},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614707,"noise_level":-27.967686,"freq_skew":1.473036,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2842,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[254,72]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789360,"usec":862228},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681095,"noise_level":-27.950993,"freq_skew":0.685325,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789360,"usec":865243},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659820,"noise_level":-27.821785,"freq_skew":1.619073,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":586,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":8,"credit_offered":4,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789361,"usec":612192},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393621,"noise_level":-27.821785,"freq_skew":0.717938,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[34,116,203,74]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2353,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,50,102,142]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":9,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789361,"usec":613388},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485488,"noise_level":-28.318542,"freq_skew":0.319860,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[231,179,104,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789361,"usec":615326},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.270932,"noise_level":-28.161537,"freq_skew":1.190954,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789361,"usec":616534},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733214,"noise_level":-28.757736,"freq_skew":0.205684,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[51,94,224,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789361,"usec":622242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620986,"noise_level":-28.616058,"freq_skew":1.202029,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789362,"usec":372698},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852711,"noise_level":-28.476654,"freq_skew":0.158447,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":3,"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":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[231,179,104,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789362,"usec":373659},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959692,"noise_level":-28.407782,"freq_skew":1.570616,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"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":587,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":8,"credit_offered":5,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":2,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,74,84,68,0,69,171,77]]}]},{"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":[71,0,39,65,74,84,68,0,69,171,77]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789362,"usec":375212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984346,"noise_level":-28.294191,"freq_skew":0.798919,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789362,"usec":380378},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466336,"noise_level":-27.983822,"freq_skew":0.881744,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789362,"usec":380632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671032,"noise_level":-27.983822,"freq_skew":-2.056847,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":140397},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587605,"noise_level":-28.224613,"freq_skew":0.718608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":141516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943194,"noise_level":-28.135511,"freq_skew":0.252700,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":143729},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144872,"noise_level":-27.981750,"freq_skew":1.949882,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19039,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[9,84,130,159]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":144325},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645097,"noise_level":-27.938316,"freq_skew":0.839333,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":149243},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334408,"noise_level":-27.745497,"freq_skew":1.349057,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":66,"dst_ref":2649,"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":[149,21,99,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":896523},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.887551,"noise_level":-27.954752,"freq_skew":0.190765,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":897424},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.262671,"noise_level":-27.889881,"freq_skew":0.334703,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789363,"usec":901181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346027,"noise_level":-27.656078,"freq_skew":1.859724,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789364,"usec":660755},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256010,"noise_level":-27.572594,"freq_skew":1.619257,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[219,34]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789364,"usec":662879},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.065258,"noise_level":-27.502367,"freq_skew":1.808745,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789364,"usec":664812},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713218,"noise_level":-27.359329,"freq_skew":1.438247,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53746,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[189,182]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":9,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":182325},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913103,"noise_level":-26.715015,"freq_skew":0.993729,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":183146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577974,"noise_level":-27.269630,"freq_skew":0.842430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":186196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807176,"noise_level":-27.130341,"freq_skew":-0.001047,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":187312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706238,"noise_level":-27.051739,"freq_skew":1.627580,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":947641},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257079,"noise_level":-26.877443,"freq_skew":1.398083,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":66,"dst_ref":2649,"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":[149,21,99,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":949303},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924599,"noise_level":-26.763161,"freq_skew":-0.509724,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4091,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":949808},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878521,"noise_level":-27.001816,"freq_skew":0.345133,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":950502},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121679,"noise_level":-26.963001,"freq_skew":0.190541,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":951664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599402,"noise_level":-26.885891,"freq_skew":1.379089,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":952746},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178112,"noise_level":-27.246683,"freq_skew":0.830035,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"501C15","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789366,"usec":954905},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043442,"noise_level":-27.186871,"freq_skew":1.424176,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":2845,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":3,"dst_ref":2651,"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":[173,246]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789367,"usec":718416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040870,"noise_level":-26.647644,"freq_skew":-1.981254,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789368,"usec":472762},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.393758,"noise_level":-26.848049,"freq_skew":0.860521,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":687,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789368,"usec":475064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.535572,"noise_level":-27.021627,"freq_skew":1.524696,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789369,"usec":996055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771497,"noise_level":-26.382900,"freq_skew":0.885527,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789370,"usec":761749},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002963,"noise_level":-25.907145,"freq_skew":-0.405110,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4091,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789370,"usec":767822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454012,"noise_level":-25.570810,"freq_skew":-0.582210,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789371,"usec":516123},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774624,"noise_level":-26.505213,"freq_skew":-0.064235,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789371,"usec":516123},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.774624,"noise_level":-26.505213,"freq_skew":-0.064235,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789371,"usec":517608},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.415207,"noise_level":-26.432045,"freq_skew":0.060622,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789371,"usec":519846},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093966,"noise_level":-26.287537,"freq_skew":0.039537,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789371,"usec":523106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565993,"noise_level":-26.110214,"freq_skew":0.376785,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789372,"usec":283906},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624889,"noise_level":-25.953665,"freq_skew":-1.273149,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789372,"usec":283906},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.624889,"noise_level":-25.953665,"freq_skew":-1.273149,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":573,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789372,"usec":287807},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605999,"noise_level":-25.766079,"freq_skew":-0.163291,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789372,"usec":288650},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814209,"noise_level":-26.808767,"freq_skew":0.855578,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789373,"usec":47276},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770292,"noise_level":-26.436420,"freq_skew":-1.754375,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EDDW"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-3.900000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789373,"usec":51917},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896093,"noise_level":-26.537685,"freq_skew":-0.181971,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789373,"usec":802453},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964879,"noise_level":-27.446859,"freq_skew":-1.791196,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"SR39QX","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789373,"usec":804051},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723774,"noise_level":-27.324886,"freq_skew":-2.065259,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"24016025","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":[71,0,39,65,66,69,82,0,80,28,21,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":564362},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706277,"noise_level":-26.930254,"freq_skew":-0.023898,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":564362},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.706277,"noise_level":-26.930254,"freq_skew":-0.023898,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":567141},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976797,"noise_level":-26.739464,"freq_skew":0.245807,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":567657},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912107,"noise_level":-26.720615,"freq_skew":0.143527,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":570260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687519,"noise_level":-26.608362,"freq_skew":-2.082746,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789374,"usec":571902},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420087,"noise_level":-26.754089,"freq_skew":-0.111877,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789375,"usec":332014},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575101,"noise_level":-26.567089,"freq_skew":1.175220,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789375,"usec":332014},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.575101,"noise_level":-26.567089,"freq_skew":1.175220,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2649,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,145,121,166]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789375,"usec":334045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422557,"noise_level":-27.503298,"freq_skew":0.179046,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789375,"usec":336318},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412015,"noise_level":-27.476421,"freq_skew":1.279426,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,77,65,67,0,2,1,157,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":510,"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":67,"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":[18,206]},{"name":"atn_checksum","value":[187,120,180,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":89646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701977,"noise_level":-27.540840,"freq_skew":1.295173,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":90649},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792882,"noise_level":-28.672781,"freq_skew":0.719342,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":56,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[213,74,231,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":852603},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796974,"noise_level":-28.480646,"freq_skew":1.693459,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":854959},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398617,"noise_level":-28.343380,"freq_skew":0.022349,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":856341},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292120,"noise_level":-28.984650,"freq_skew":0.120558,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789376,"usec":859173},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496201,"noise_level":-29.652534,"freq_skew":-0.059566,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789377,"usec":615062},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537173,"noise_level":-30.120819,"freq_skew":0.580755,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"GCLP"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.100000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789377,"usec":617872},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463230,"noise_level":-30.037666,"freq_skew":0.789708,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2090","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":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789377,"usec":620492},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593596,"noise_level":-29.849375,"freq_skew":0.711897,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WME","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"W6038C","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789377,"usec":621247},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753881,"noise_level":-29.837273,"freq_skew":0.769219,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"23220220","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":[71,0,39,65,87,90,90,0,77,32,144,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789378,"usec":379229},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592905,"noise_level":-29.519663,"freq_skew":0.872739,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2090","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23220220","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789378,"usec":380681},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636018,"noise_level":-29.556768,"freq_skew":0.867126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2090","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WME","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789378,"usec":382385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561903,"noise_level":-29.427238,"freq_skew":2.102211,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":407,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789378,"usec":384378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958255,"noise_level":-29.299606,"freq_skew":1.500913,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":135290},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764248,"noise_level":-29.047222,"freq_skew":0.794787,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":137246},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725739,"noise_level":-28.900784,"freq_skew":1.502055,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37042,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[236,244,82,48]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":137842},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457579,"noise_level":-29.478981,"freq_skew":1.225548,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37042,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[48,244,91,85]}]}],"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":[1,3,27,1,131485,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"MAC145D","long_tsap":{"rdp":[65,77,65,67,0],"short_tsap":{"ars":[2,1,157],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,77,65,67,0],"short_tsap":{"ars":[2,1,157],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GMTT","destination_airport":"EHAM"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":898495},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442321,"noise_level":-29.391006,"freq_skew":-0.057961,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":900357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850641,"noise_level":-29.743128,"freq_skew":-1.658402,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":903178},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498815,"noise_level":-29.870392,"freq_skew":1.204868,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":903178},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.498815,"noise_level":-29.870392,"freq_skew":1.204868,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37042,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[96,148,77,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":903593},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649389,"noise_level":-30.880695,"freq_skew":0.677607,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":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":31699,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":903837},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441073,"noise_level":-30.850351,"freq_skew":1.162470,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":67,"dst_ref":37042,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[183,52,222,179]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789379,"usec":903837},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.441073,"noise_level":-30.850351,"freq_skew":1.162470,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":true,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2649,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,88,151,252]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":669761},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959798,"noise_level":-30.431965,"freq_skew":2.484204,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":672517},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663444,"noise_level":-30.288813,"freq_skew":0.461737,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":673848},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609879,"noise_level":-30.175964,"freq_skew":-0.096173,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":674112},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420334,"noise_level":-30.147982,"freq_skew":1.137246,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":674112},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.420334,"noise_level":-30.147982,"freq_skew":1.137246,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789380,"usec":674112},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.420334,"noise_level":-30.147982,"freq_skew":1.137246,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":66,"dst_ref":2649,"variable_part_params":[{"name":"atn_checksum","value":[96,118,138,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789381,"usec":418931},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437325,"noise_level":-30.064566,"freq_skew":0.009165,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789381,"usec":421568},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945217,"noise_level":-29.819023,"freq_skew":0.191862,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789381,"usec":421878},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821304,"noise_level":-29.792164,"freq_skew":-1.990451,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"SKBO"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-4.000000},"alt":18000}},{"name":"alternate_ground_stations","value":["2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789381,"usec":424372},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965434,"noise_level":-29.632730,"freq_skew":-0.083925,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.300000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789382,"usec":191737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253368,"noise_level":-29.022743,"freq_skew":3.174883,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":255,"sseq":4,"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":815,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789383,"usec":705911},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524308,"noise_level":-28.114679,"freq_skew":3.072001,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789384,"usec":476579},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620890,"noise_level":-27.312748,"freq_skew":0.054522,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789384,"usec":479386},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402013,"noise_level":-27.212536,"freq_skew":0.051411,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789385,"usec":240369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348156,"noise_level":-27.133583,"freq_skew":0.025896,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789388,"usec":282880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724884,"noise_level":-25.500271,"freq_skew":-2.174003,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789388,"usec":283722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352967,"noise_level":-25.722996,"freq_skew":0.877434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":42942},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623889,"noise_level":-25.265238,"freq_skew":0.716114,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":801892},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069503,"noise_level":-24.906471,"freq_skew":0.057669,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.300000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":802562},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623373,"noise_level":-24.875963,"freq_skew":-0.610991,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":807284},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026918,"noise_level":-25.403385,"freq_skew":0.178682,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":807284},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.026918,"noise_level":-25.403385,"freq_skew":0.178682,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"24210611","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789389,"usec":808707},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527054,"noise_level":-25.403385,"freq_skew":-1.823601,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}},{"name":"dst_airport","value":"SKBO"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-4.000000},"alt":18000}},{"name":"alternate_ground_stations","value":["2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789390,"usec":573247},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454365,"noise_level":-25.354979,"freq_skew":0.708768,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789390,"usec":579975},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710010,"noise_level":-25.038986,"freq_skew":-1.940180,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"AV0011","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789390,"usec":580988},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634251,"noise_level":-25.779192,"freq_skew":-2.057002,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"52512121","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":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789391,"usec":320302},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184706,"noise_level":-25.762312,"freq_skew":0.072167,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":367,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":4,"ack":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789391,"usec":321156},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644605,"noise_level":-25.728653,"freq_skew":0.785987,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789391,"usec":324728},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484737,"noise_level":-25.833120,"freq_skew":0.919496,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"52512121","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789392,"usec":88075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575169,"noise_level":-25.581776,"freq_skew":-1.220278,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789392,"usec":88773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.281013,"noise_level":-25.785456,"freq_skew":0.216187,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789392,"usec":93255},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505007,"noise_level":-25.568386,"freq_skew":-2.044930,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789392,"usec":857214},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675528,"noise_level":-26.220320,"freq_skew":0.569385,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":83,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789392,"usec":860474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801302,"noise_level":-26.270466,"freq_skew":0.867222,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789393,"usec":609844},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065980,"noise_level":-26.774868,"freq_skew":0.920272,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789393,"usec":611606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777655,"noise_level":-27.371693,"freq_skew":-0.124675,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789394,"usec":376577},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846601,"noise_level":-26.955606,"freq_skew":-1.905609,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"5U","blk_id":"1","ack":"!","flight":"SR39QX","msg_num":"M12","msg_num_seq":"A","msg_text":"EDDW EDDV EDDH EDDL-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789396,"usec":671590},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789517,"noise_level":-25.272484,"freq_skew":2.090620,"avlc":{"src":{"addr":"3C6474","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AICT","mode":"2","label":"_d","blk_id":"9","ack":"U","flight":"DE09ME","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789397,"usec":425420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823955,"noise_level":-25.555340,"freq_skew":-0.158744,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789397,"usec":426014},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757843,"noise_level":-25.975212,"freq_skew":-1.897745,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"_d","blk_id":"2","ack":"E","flight":"SR39QX","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789397,"usec":429932},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593509,"noise_level":-26.535725,"freq_skew":0.929537,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"D","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":188709},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669176,"noise_level":-26.699171,"freq_skew":-1.144808,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"5","ack":"D","flight":"DK077K","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":190973},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628757,"noise_level":-26.819000,"freq_skew":-1.534067,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-6.700000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":192223},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884323,"noise_level":-27.119236,"freq_skew":-1.855402,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-IRM","mode":"2","label":"_d","blk_id":"3","ack":"F","flight":"SR39QX","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":196407},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597194,"noise_level":-27.040733,"freq_skew":-1.246717,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK077K","msg_num":"F85","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS160956,3001268D43"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":197093},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751215,"noise_level":-27.359379,"freq_skew":-1.641852,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0193","msg_num":"C00","msg_num_seq":"A","sublabel":"CF","msg_text":"RTE 1 30JAN26 1609 UX EC-MPE AEA193 LEMD/SKBO BCG4C-45LD-0074 C L 1532 30JAN26\r\nFDE 31613700 A 1609 30JAN26\r\nMSG 3140191 A 1609 30JAN26 CL H PL\r\nDB 31 DCA OPS (RIGHT 2)\r\nDB 31 DCA OPS (LEFT 3)\r\nDB 31 DCA OP"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":942975},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412250,"noise_level":-27.674927,"freq_skew":1.567311,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.200000},"alt":0}},{"name":"alternate_ground_stations","value":["2A3D45","233D25","29DA25","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":943576},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580707,"noise_level":-27.741058,"freq_skew":-1.664544,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBH","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"DI06JB","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":943576},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.580707,"noise_level":-27.741058,"freq_skew":-1.664544,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"24210624","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":[71,0,39,65,77,66,85,0,81,17,148,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":944312},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563262,"noise_level":-27.698805,"freq_skew":0.649661,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":944312},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.563262,"noise_level":-27.698805,"freq_skew":0.649661,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789398,"usec":946949},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699522,"noise_level":-27.511173,"freq_skew":0.667681,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789399,"usec":709874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939576,"noise_level":-27.267141,"freq_skew":-1.359536,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789399,"usec":712915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702829,"noise_level":-27.088512,"freq_skew":-1.263120,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789400,"usec":473047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938957,"noise_level":-27.242346,"freq_skew":-1.455276,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789400,"usec":479303},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714351,"noise_level":-26.928162,"freq_skew":0.186740,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":3000,"net":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":233222},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741449,"noise_level":-26.850054,"freq_skew":0.699669,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":235102},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622598,"noise_level":-27.146223,"freq_skew":-1.652224,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":235102},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.622598,"noise_level":-27.146223,"freq_skew":-1.652224,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":239466},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803260,"noise_level":-27.087097,"freq_skew":0.176883,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":368,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":7,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,77,66,85,0,81,17,137],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":239928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611312,"noise_level":-27.087097,"freq_skew":1.189882,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":242017},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016897,"noise_level":-28.215057,"freq_skew":-1.511653,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0193","msg_num":"C00","msg_num_seq":"B","sublabel":"CF","msg_text":"RTE 1 30JAN26 1609 UX EC-MPE AEA193 LEMD/SKBO BCG4C-45LD-0074 C L 1532 30JAN26\r\nFDE 31613700 A 1609 30JAN26\r\nMSG 3140191 A 1609 30JAN26 CL H PL\r\nDB 31 DCA OPS (RIGHT 2)\r\nDB 31 DCA OPS (LEFT 3)\r\nDB 31 DCA OPS (LEFT 2)\r\nFRC 20175 20175 20175 \r\nEOR\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":991208},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751068,"noise_level":-28.103945,"freq_skew":-1.295476,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK077K","msg_num":"F86","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43030W006301,BALNO287-0016,160958,340,LOTEE,162324,FEJAC,M47,285108,242/TS160958,3001264584"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":992948},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937741,"noise_level":-27.972460,"freq_skew":0.184897,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":993872},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972488,"noise_level":-27.907455,"freq_skew":0.246632,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":9,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":993872},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.972488,"noise_level":-27.907455,"freq_skew":0.246632,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":370,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":7,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":10,"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":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":994362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683426,"noise_level":-27.885895,"freq_skew":0.242602,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789401,"usec":997900},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827658,"noise_level":-28.413221,"freq_skew":0.879541,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789402,"usec":764692},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904142,"noise_level":-27.880728,"freq_skew":0.286226,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":371,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":8,"credit_offered":3,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789402,"usec":765617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365194,"noise_level":-27.816406,"freq_skew":-1.189455,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789402,"usec":766578},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.108550,"noise_level":-27.752554,"freq_skew":0.461741,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":9,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789402,"usec":766578},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.108550,"noise_level":-27.752554,"freq_skew":0.461741,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":370,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":7,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":10,"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":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789404,"usec":281841},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647194,"noise_level":-27.059929,"freq_skew":-2.209765,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":271,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789404,"usec":285336},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410181,"noise_level":-28.079290,"freq_skew":-1.435780,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":44437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387548,"noise_level":-28.258879,"freq_skew":-1.525174,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":45280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824998,"noise_level":-28.191704,"freq_skew":0.823808,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":47390},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044882,"noise_level":-28.015070,"freq_skew":0.136937,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":9,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":47876},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757786,"noise_level":-27.993240,"freq_skew":-0.864577,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"AT652D","msg_num":"M57","msg_num_seq":"A","msg_text":" 01 WXRQ 652D/ GMFF/LFPO .CN-RHH\r\n/TYP 1/STA LEMD/STA LFBD/STA LFPO"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":807992},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959291,"noise_level":-28.322466,"freq_skew":0.190832,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":370,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":7,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":10,"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":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789405,"usec":812019},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.903289,"noise_level":-28.054907,"freq_skew":0.073062,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":9,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789407,"usec":332933},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347325,"noise_level":-27.198341,"freq_skew":1.605380,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.200000},"alt":0}},{"name":"alternate_ground_stations","value":["2A3D45","233D25","29DA25","298E25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789407,"usec":333855},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549113,"noise_level":-27.850582,"freq_skew":0.635671,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789407,"usec":334099},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696293,"noise_level":-28.449680,"freq_skew":0.602867,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":84,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[170,61,55,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789407,"usec":334946},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581831,"noise_level":-28.795033,"freq_skew":0.879869,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":92031},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895587,"noise_level":-28.489647,"freq_skew":-0.047538,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":369,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":7,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":9,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,77,66,85,0,81,17,137]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,77,66,85,0,81,17,137]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":93798},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386588,"noise_level":-28.352240,"freq_skew":1.653037,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":98675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894235,"noise_level":-28.280611,"freq_skew":0.632005,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":102225},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603047,"noise_level":-28.168663,"freq_skew":0.856718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22127203","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":852311},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235651,"noise_level":-28.146446,"freq_skew":1.595090,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LO0426","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":859120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.187447,"noise_level":-28.634331,"freq_skew":0.139029,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":859920},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735645,"noise_level":-28.587515,"freq_skew":0.928646,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789408,"usec":860725},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066497,"noise_level":-28.564203,"freq_skew":-0.679605,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789409,"usec":616407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444051,"noise_level":-28.898048,"freq_skew":1.380505,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789409,"usec":622200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689648,"noise_level":-28.706619,"freq_skew":-0.587094,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"3","ack":"O","flight":"AT652D","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789410,"usec":378114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871698,"noise_level":-28.496187,"freq_skew":-0.060894,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789411,"usec":142289},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208644,"noise_level":-27.576408,"freq_skew":-0.789906,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"AT652D","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789411,"usec":906269},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661482,"noise_level":-27.780968,"freq_skew":0.154133,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789411,"usec":912982},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222743,"noise_level":-27.591572,"freq_skew":1.644269,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LO0426","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789412,"usec":661019},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263647,"noise_level":-27.550039,"freq_skew":0.717543,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789412,"usec":667578},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769126,"noise_level":-27.875210,"freq_skew":0.701861,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789413,"usec":436047},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604283,"noise_level":-27.590673,"freq_skew":-1.960574,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":449,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[8]},{"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":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":"2.3.0-1cc5ea7"},"t":{"sec":1769789414,"usec":179574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302102,"noise_level":-28.013313,"freq_skew":1.595672,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789414,"usec":179739},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646121,"noise_level":-28.850838,"freq_skew":0.942701,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":99,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789414,"usec":951339},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107674,"noise_level":-27.981424,"freq_skew":0.790491,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789415,"usec":713923},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.337221,"noise_level":-27.766392,"freq_skew":0.051526,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789415,"usec":719626},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404074,"noise_level":-27.594301,"freq_skew":1.076464,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789416,"usec":469978},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816500,"noise_level":-27.128117,"freq_skew":-1.367331,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"C01","msg_num_seq":"A","sublabel":"CF","msg_text":"RTE 1 30JAN26 1610 UX EC-MPE AEA193 LEMD/SKBO BCG4C-45LD-0074 C L 1532 30JAN26\r\nFDE 31613700 I 1609 30JAN26\r\nMSG 3140192 I 1610 30JAN26 CL I 1 PL\r\nDB 31 DCA OPS (RIGHT 3)\r\nDB 31 DCA OPS (RIGHT 2)\r\nDB 31 DCA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789416,"usec":475786},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486419,"noise_level":-26.971657,"freq_skew":0.885833,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789417,"usec":237777},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718149,"noise_level":-26.666948,"freq_skew":-1.922370,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":449,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[8]},{"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":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":"2.3.0-1cc5ea7"},"t":{"sec":1769789417,"usec":996849},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473827,"noise_level":-26.229038,"freq_skew":1.549765,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789419,"usec":524192},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774839,"noise_level":-25.987787,"freq_skew":-1.206346,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0193","msg_num":"C01","msg_num_seq":"B","sublabel":"CF","msg_text":"RTE 1 30JAN26 1610 UX EC-MPE AEA193 LEMD/SKBO BCG4C-45LD-0074 C L 1532 30JAN26\r\nFDE 31613700 I 1609 30JAN26\r\nMSG 3140192 I 1610 30JAN26 CL I 1 PL\r\nDB 31 DCA OPS (RIGHT 3)\r\nDB 31 DCA OPS (RIGHT 2)\r\nDB 31 DCA OPS (LEFT 3)\r\nDB 31 DCA OPS (LEFT 2)\r\nFRC 20176 20176 20176 20176 \r\nEOR\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789420,"usec":286697},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992747,"noise_level":-26.116081,"freq_skew":1.825179,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789420,"usec":287829},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534927,"noise_level":-26.063547,"freq_skew":1.300924,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789421,"usec":44846},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609150,"noise_level":-26.370590,"freq_skew":0.976909,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":48.500000,"flags":192,"pdu_id":20894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[5,148,49,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789421,"usec":45532},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068152,"noise_level":-26.334492,"freq_skew":1.896325,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53649,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[166,129]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789421,"usec":55663},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939481,"noise_level":-26.068438,"freq_skew":-0.303778,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[50,216,198,20]},{"name":"subseq_num","value":1}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789421,"usec":801899},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425914,"noise_level":-26.016193,"freq_skew":1.136237,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789421,"usec":805013},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806658,"noise_level":-26.597794,"freq_skew":-2.045660,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":449,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[8]},{"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":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":"2.3.0-1cc5ea7"},"t":{"sec":1769789422,"usec":571053},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803255,"noise_level":-27.022417,"freq_skew":-0.721583,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"AT652D","msg_num":"L07","msg_num_seq":"A","msg_text":"/LFPO.TI2/024LFPOA7069"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789422,"usec":571370},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644042,"noise_level":-27.002943,"freq_skew":0.918311,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":8,"lifetime":48.500000,"flags":192,"pdu_id":20897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2653,"dst_ref":2,"credit":10,"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":[196,30]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789422,"usec":572707},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759592,"noise_level":-26.925480,"freq_skew":-1.977306,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[158,243,90,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789422,"usec":577475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935267,"noise_level":-27.205208,"freq_skew":-1.454341,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789423,"usec":328612},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685371,"noise_level":-27.106220,"freq_skew":-2.030298,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2653,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,88]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789423,"usec":331038},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757854,"noise_level":-27.192839,"freq_skew":-2.046652,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2653,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,240]}]}],"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":[1,3,27,1,11179089,0]}},"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":"AVA011","long_tsap":{"rdp":[65,65,86,65,0],"short_tsap":{"ars":[170,148,81],"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":[65,65,86,65,0],"short_tsap":{"ars":[170,148,81],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMD","destination_airport":"SKBO"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789423,"usec":334393},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830422,"noise_level":-27.035219,"freq_skew":-1.984751,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":96135},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590461,"noise_level":-26.758533,"freq_skew":0.878954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":8,"lifetime":48.500000,"flags":192,"pdu_id":20903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[103,121]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"transient","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_ground_message":{"choice":"cmLogonResponse","data":{"atn_context_mgmt_logon_response":{"ground_only_initiated_apps":[{"ae_qualifier_version":{"ae_qualifier":22,"version":1}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":96688},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437816,"noise_level":-26.739639,"freq_skew":-2.036294,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":848922},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595360,"noise_level":-26.608536,"freq_skew":0.875763,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":2654,"dst_ref":0,"credit":10,"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":"atn_checksum","value":[105,177,81,204]},{"name":"checksum","value":[95,248]},{"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":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":[1,3,27,2,25248141,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":850366},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535148,"noise_level":-26.815184,"freq_skew":0.864181,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":851701},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521959,"noise_level":-27.187654,"freq_skew":0.995304,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789424,"usec":854398},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997035,"noise_level":-27.634987,"freq_skew":0.968721,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":615262},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657860,"noise_level":-27.489767,"freq_skew":-2.022477,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":616570},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614527,"noise_level":-27.688831,"freq_skew":0.722145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":8,"lifetime":48.500000,"flags":192,"pdu_id":20900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[121,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":617868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759007,"noise_level":-27.605036,"freq_skew":0.570405,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":618694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574371,"noise_level":-28.204369,"freq_skew":-0.693146,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":622483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969530,"noise_level":-28.539886,"freq_skew":-0.615137,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"6","ack":"Q","flight":"AT652D","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":622966},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652760,"noise_level":-28.539886,"freq_skew":0.206115,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":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":538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,9,172,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789425,"usec":624298},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693446,"noise_level":-28.568499,"freq_skew":-1.639918,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":357,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":371833},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287173,"noise_level":-28.429850,"freq_skew":0.928710,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"20","blk_id":"2","ack":"!","flight":"HV027L","msg_num":"M79","msg_num_seq":"A","msg_text":"RST13A30161024TRA27L EHEHLPPT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":373220},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604622,"noise_level":-28.315973,"freq_skew":0.058379,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"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":[35,94,35,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":373381},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814262,"noise_level":-28.315973,"freq_skew":-1.899031,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2653,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[172,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":373740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134021,"noise_level":-28.959894,"freq_skew":1.824833,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":376095},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906630,"noise_level":-28.948832,"freq_skew":-1.910128,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2,"dst_ref":2653,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[221,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789426,"usec":378803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660797,"noise_level":-28.876129,"freq_skew":0.686155,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":137019},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570028,"noise_level":-29.397949,"freq_skew":-1.557185,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":137392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781477,"noise_level":-29.372360,"freq_skew":-0.622109,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"7","ack":"R","flight":"AT652D","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":138240},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909128,"noise_level":-30.016895,"freq_skew":-1.997225,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2653,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[172,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":139151},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854846,"noise_level":-30.509090,"freq_skew":0.796555,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":139814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051522,"noise_level":-30.451033,"freq_skew":0.010291,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":142013},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631089,"noise_level":-30.250839,"freq_skew":0.907452,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":20906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2653,"dst_ref":2,"variable_part_params":[{"name":"checksum","value":[165,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":143866},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011728,"noise_level":-30.334824,"freq_skew":-1.953553,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,83,202,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":145203},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560585,"noise_level":-30.376877,"freq_skew":-1.982325,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19047,"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":[209,43,130,207]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":906218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821062,"noise_level":-30.178368,"freq_skew":1.692849,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":906941},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645310,"noise_level":-30.122475,"freq_skew":1.282993,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":907760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952750,"noise_level":-30.043726,"freq_skew":0.798536,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":907863},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814007,"noise_level":-30.043726,"freq_skew":-2.121093,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":3,"dst_ref":2654,"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":[53,200]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":908081},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500580,"noise_level":-30.176941,"freq_skew":-1.863927,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":911507},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914463,"noise_level":-30.093248,"freq_skew":-0.530228,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789427,"usec":916167},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431492,"noise_level":-30.535427,"freq_skew":0.649216,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20908,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[206,86]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":656141},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445911,"noise_level":-30.506264,"freq_skew":-0.135812,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"GCFV"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.700000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":657107},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866879,"noise_level":-31.110575,"freq_skew":1.791384,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"sseq":6,"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":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":31,"dst_ref":2652,"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":[26,185]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":657203},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478830,"noise_level":-31.110575,"freq_skew":0.783074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","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":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":658865},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552714,"noise_level":-30.925285,"freq_skew":0.095038,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"HV047F","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":658865},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.552714,"noise_level":-30.925285,"freq_skew":0.095038,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22063336","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":[71,0,39,65,84,82,65,0,72,102,222,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":660178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298046,"noise_level":-30.803917,"freq_skew":-1.306820,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":666371},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727341,"noise_level":-30.684223,"freq_skew":-1.854706,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789428,"usec":669160},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584975,"noise_level":-30.566156,"freq_skew":0.732447,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22063336","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789429,"usec":426758},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624720,"noise_level":-30.392010,"freq_skew":0.741200,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789430,"usec":184497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392404,"noise_level":-29.808615,"freq_skew":-0.041957,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789430,"usec":185080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271690,"noise_level":-30.222908,"freq_skew":1.638119,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789430,"usec":185868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421264,"noise_level":-30.138771,"freq_skew":1.060840,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789430,"usec":955863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629004,"noise_level":-29.439293,"freq_skew":1.587962,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789431,"usec":715605},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318667,"noise_level":-28.699236,"freq_skew":0.788365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20908,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[206,86]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789431,"usec":724146},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759842,"noise_level":-28.442940,"freq_skew":0.783210,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789432,"usec":474946},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837069,"noise_level":-28.193985,"freq_skew":-1.846142,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2654,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[168,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789432,"usec":479012},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742686,"noise_level":-28.587688,"freq_skew":0.636514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789432,"usec":480225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644880,"noise_level":-28.517935,"freq_skew":-0.112028,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":239047},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701418,"noise_level":-28.266853,"freq_skew":0.868112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":20915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[54,85]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":241348},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708166,"noise_level":-28.155081,"freq_skew":0.834191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":7,"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":32045,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":243728},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461227,"noise_level":-28.088701,"freq_skew":1.170127,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":517,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":246922},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625998,"noise_level":-28.066689,"freq_skew":-1.293778,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":996385},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580350,"noise_level":-28.577347,"freq_skew":0.814560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":998620},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826122,"noise_level":-28.969061,"freq_skew":-1.997486,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789433,"usec":998620},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.826122,"noise_level":-28.969061,"freq_skew":-1.997486,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[167,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":5907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721303,"noise_level":-28.728495,"freq_skew":0.919003,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":7308},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012650,"noise_level":-28.657606,"freq_skew":0.791587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20917,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[188,122]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,APPROACH"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":760698},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330775,"noise_level":-28.855238,"freq_skew":-0.004428,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":761526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607540,"noise_level":-28.783310,"freq_skew":1.505262,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":762100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791101,"noise_level":-28.759464,"freq_skew":-1.450856,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"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":574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[239,187,186,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":766983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563737,"noise_level":-28.850998,"freq_skew":0.223547,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789434,"usec":767917},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697411,"noise_level":-29.532652,"freq_skew":-1.964959,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789435,"usec":522634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.291994,"noise_level":-29.579430,"freq_skew":0.905823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789435,"usec":528407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792787,"noise_level":-29.095936,"freq_skew":-1.239974,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789435,"usec":528836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931628,"noise_level":-29.071218,"freq_skew":0.880413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789437,"usec":808828},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601098,"noise_level":-27.788578,"freq_skew":0.868534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":32073,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789437,"usec":814133},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546730,"noise_level":-28.195492,"freq_skew":0.712645,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"GCLP"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-4.100000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":562006},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528048,"noise_level":-28.047569,"freq_skew":0.689517,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WME","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W6038C","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":562006},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.528048,"noise_level":-28.047569,"freq_skew":0.689517,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23220220","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":[71,0,39,65,87,90,90,0,77,32,144,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":563002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241702,"noise_level":-28.025661,"freq_skew":0.088035,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":572541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922693,"noise_level":-29.090870,"freq_skew":1.641392,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":573900},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437565,"noise_level":-29.016972,"freq_skew":-2.092322,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789438,"usec":575207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730983,"noise_level":-28.943699,"freq_skew":0.899471,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789439,"usec":334565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802700,"noise_level":-28.310644,"freq_skew":0.766477,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789440,"usec":89602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643236,"noise_level":-27.912865,"freq_skew":2.188264,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789440,"usec":95295},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151907,"noise_level":-28.692379,"freq_skew":-1.110041,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789440,"usec":857303},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057280,"noise_level":-28.505383,"freq_skew":0.052776,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789440,"usec":857303},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.057280,"noise_level":-28.505383,"freq_skew":0.052776,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789440,"usec":858271},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562711,"noise_level":-28.436283,"freq_skew":0.848374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20924,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[226,52,185,93]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789441,"usec":615773},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057483,"noise_level":-27.967384,"freq_skew":-1.328387,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789441,"usec":616636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650743,"noise_level":-27.902416,"freq_skew":2.179297,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789441,"usec":621103},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593343,"noise_level":-27.689306,"freq_skew":0.856063,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":254,"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":32098,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":140155},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.311726,"noise_level":-26.904810,"freq_skew":3.051888,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":140777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677814,"noise_level":-26.866426,"freq_skew":-1.899819,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":145693},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.009580,"noise_level":-27.525715,"freq_skew":2.952908,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAS","mode":"2","label":"17","blk_id":"2","ack":"!","flight":"W63513","msg_num":"M55","msg_num_seq":"A","msg_text":"161036,34987,1910, 20960,N 40.346,W 1.369,30JAN26,29237, 107,- 55"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":148094},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802305,"noise_level":-27.505081,"freq_skew":0.904378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":149844},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646093,"noise_level":-27.402639,"freq_skew":0.620459,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":85,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[0,16,134,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":904337},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685339,"noise_level":-27.312408,"freq_skew":0.635610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[81,49,109,211]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":3,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":909163},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.172395,"noise_level":-27.172436,"freq_skew":0.490835,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":910110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800137,"noise_level":-27.569088,"freq_skew":-2.677442,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":910384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763821,"noise_level":-28.399464,"freq_skew":0.742768,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,196,192,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789443,"usec":913675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029683,"noise_level":-28.308561,"freq_skew":0.881130,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789444,"usec":662357},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460499,"noise_level":-28.241001,"freq_skew":0.672443,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789444,"usec":662357},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.460499,"noise_level":-28.241001,"freq_skew":0.672443,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":86,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"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":[160,56,84,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789444,"usec":664664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355898,"noise_level":-28.281229,"freq_skew":-2.184552,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789444,"usec":665739},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494586,"noise_level":-29.036270,"freq_skew":0.747208,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789445,"usec":428302},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038435,"noise_level":-28.675146,"freq_skew":0.847648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789445,"usec":438162},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226635,"noise_level":-28.563919,"freq_skew":0.101059,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":187705},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740761,"noise_level":-28.514771,"freq_skew":0.936381,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":188365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177146,"noise_level":-29.187225,"freq_skew":2.912822,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":950599},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360007,"noise_level":-29.162251,"freq_skew":-0.131266,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":950599},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.360007,"noise_level":-29.162251,"freq_skew":-0.131266,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":951380},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446566,"noise_level":-29.856689,"freq_skew":0.950654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345688","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":32133,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789446,"usec":962658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201401,"noise_level":-29.451920,"freq_skew":0.764274,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789447,"usec":710157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231666,"noise_level":-29.273258,"freq_skew":-2.689847,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789449,"usec":237921},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725451,"noise_level":-28.122898,"freq_skew":0.259728,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2527,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[2,66,163,97]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2527,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,109,186,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789450,"usec":760803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248074,"noise_level":-27.360687,"freq_skew":0.266701,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789450,"usec":768705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712575,"noise_level":-27.373222,"freq_skew":0.677163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":32164,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789451,"usec":528887},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171933,"noise_level":-26.918451,"freq_skew":0.759147,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","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":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[222,152,171,57]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789452,"usec":275457},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600780,"noise_level":-26.860851,"freq_skew":-1.370957,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789452,"usec":276118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426518,"noise_level":-26.822662,"freq_skew":-1.161246,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"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":[200,161,107,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789452,"usec":276538},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298219,"noise_level":-26.803631,"freq_skew":-2.477793,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789453,"usec":42756},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071281,"noise_level":-27.407581,"freq_skew":0.870771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789453,"usec":42861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355309,"noise_level":-27.407581,"freq_skew":-0.234350,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789453,"usec":806778},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740206,"noise_level":-26.665749,"freq_skew":-2.001138,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n N781AVAVA011 CL 301300126161029LEMDSKBO477734 12\r\n 199893131679 -19 40050 -4117-1011\r\nBSM5170990028 1427 10001\r\n10301 6OFF8002 4 714 914\r\n11392 6OFF8005 4 714 914\r\n 715 618 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789456,"usec":863387},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493548,"noise_level":-24.788387,"freq_skew":0.732446,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":11,"variable_part_params":[{"name":"checksum","value":[46,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789456,"usec":864365},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038713,"noise_level":-24.743280,"freq_skew":0.718293,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20948,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[34,252,5,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789457,"usec":621339},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179056,"noise_level":-24.870762,"freq_skew":-2.599955,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LECO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789457,"usec":621735},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388912,"noise_level":-24.855556,"freq_skew":0.462292,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":87,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[225,241,182,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789457,"usec":622215},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381630,"noise_level":-25.234940,"freq_skew":1.576284,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2846,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[1,68]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789458,"usec":377823},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755592,"noise_level":-26.164658,"freq_skew":-2.164649,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n N781AVAVA011 CL 301300126161029LEMDSKBO477734 12\r\n 199893131679 -19 40050 -4117-1011\r\nBSM5170990028 1427 10001\r\n10301 6OFF8002 4 714 914\r\n11392 6OFF8005 4 714 914\r\n 715 618 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789458,"usec":381356},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653095,"noise_level":-26.890110,"freq_skew":0.918387,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789458,"usec":382998},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379388,"noise_level":-26.794632,"freq_skew":0.685931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789459,"usec":138703},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806591,"noise_level":-26.569675,"freq_skew":3.046051,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789459,"usec":140190},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621245,"noise_level":-26.514336,"freq_skew":-2.525574,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"15053210","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,86,136,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789459,"usec":898667},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832146,"noise_level":-26.136520,"freq_skew":-2.431017,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MUG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"YW1115","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789459,"usec":901192},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648896,"noise_level":-26.484774,"freq_skew":0.262187,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2527,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,166,22,78]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789459,"usec":908852},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444506,"noise_level":-26.303423,"freq_skew":0.341964,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19051,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[232,52,143,65]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":10,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789460,"usec":666407},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956347,"noise_level":-26.161020,"freq_skew":-2.689059,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789460,"usec":667752},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415756,"noise_level":-27.041208,"freq_skew":0.335738,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789460,"usec":667752},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.415756,"noise_level":-27.041208,"freq_skew":0.335738,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":61,"dst_ref":2527,"variable_part_params":[{"name":"atn_checksum","value":[29,212,145,46]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789460,"usec":670773},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854007,"noise_level":-26.950815,"freq_skew":-1.424412,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789460,"usec":670773},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.854007,"noise_level":-26.950815,"freq_skew":-1.424412,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":14,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,175,155,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789461,"usec":418058},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828282,"noise_level":-26.778511,"freq_skew":0.310504,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789461,"usec":418058},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.828282,"noise_level":-26.778511,"freq_skew":0.310504,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789461,"usec":419665},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724408,"noise_level":-26.684246,"freq_skew":0.099927,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":true,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[91,83,99,250]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789461,"usec":427283},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763518,"noise_level":-27.138561,"freq_skew":-2.160225,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"A","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n N781AVAVA011 CL 301300126161029LEMDSKBO477734 12\r\n 199893131679 -19 40050 -4117-1011\r\nBSM5170990028 1427 10001\r\n10301 6OFF8002 4 714 914\r\n11392 6OFF8005 4 714 914\r\n 715 618 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789462,"usec":191627},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549664,"noise_level":-26.809004,"freq_skew":0.205682,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,32,149,165]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19051,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,252,240,135]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789462,"usec":192958},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847051,"noise_level":-26.771040,"freq_skew":0.793709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789462,"usec":947066},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694731,"noise_level":-27.358782,"freq_skew":-1.862587,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"B","sublabel":"DF","msg_text":" 0 0\r\n 714 618 0 1\r\n 853 918 882 7001 783 78310156 677\r\n 855 910 894 6824 786 78610194 677\r\n 9211351 72223368 -18 2575 5588\r\n 9221347 71353604 -18 2577 5646\r\n1146 4875 7548 7527 4707\r\n11"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789462,"usec":948641},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725762,"noise_level":-27.850304,"freq_skew":0.675186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","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":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789462,"usec":952310},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561052,"noise_level":-27.743732,"freq_skew":-0.023388,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789463,"usec":705638},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894218,"noise_level":-27.534435,"freq_skew":0.856892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789463,"usec":706535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671120,"noise_level":-27.472618,"freq_skew":0.283265,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789463,"usec":713152},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829276,"noise_level":-27.209705,"freq_skew":-2.166194,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"C","sublabel":"DF","msg_text":"21 4946 7301 7310 4557\r\n02930400042308160308040204260934\r\n02360091021607260247009002120789\r\n13011315 07 04\r\n29843012 08 04\r\n20002000200020002000 146 962 1159 1329\r\n20002000200020002000 207 992 1289"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789463,"usec":714026},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503922,"noise_level":-27.189808,"freq_skew":0.639461,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789463,"usec":715000},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335814,"noise_level":-27.134415,"freq_skew":0.629091,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789464,"usec":476366},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591871,"noise_level":-26.767065,"freq_skew":0.739036,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789465,"usec":233642},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622365,"noise_level":-26.505993,"freq_skew":-2.306921,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789465,"usec":234215},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802355,"noise_level":-26.965740,"freq_skew":-1.870131,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"D","sublabel":"DF","msg_text":" 1339\r\n 148 763 763 5033 4154 101 52 36\r\n 148 744 744 4932 4095 101 58 06\r\n 530 522 0 2986 359 370 703\r\n 570 610 0 3006 459 510 600\r\n 5290 5271 3845 3818 4651 4640 5077 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789466,"usec":2219},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678773,"noise_level":-26.549742,"freq_skew":0.837327,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789466,"usec":5957},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767342,"noise_level":-26.330963,"freq_skew":-2.069830,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AV0011","msg_num":"D69","msg_num_seq":"E","sublabel":"DF","msg_text":"/ABZDS8X.<103>JER8 \r\n N781AVAVA011 CL 301300126161029LEMDSKBO477734 12\r\n 199893131679 -19 40050 -4117-1011\r\nBSM5170990028 1427 10001\r\n10301 6OFF8002 4 714 914\r\n11392 6OFF8005 4 714 914\r\n 715 618 0 0\r\n 714 618 0 1\r\n 853 918 882 7001 783 78310156 677\r\n 855 910 894 6824 786 78610194 677\r\n 9211351 72223368 -18 2575 5588\r\n 9221347 71353604 -18 2577 5646\r\n1146 4875 7548 7527 4707\r\n1121 4946 7301 7310 4557\r\n02930400042308160308040204260934\r\n02360091021607260247009002120789\r\n13011315 07 04\r\n29843012 08 04\r\n20002000200020002000 146 962 1159 1329\r\n20002000200020002000 207 992 1289 1339\r\n 148 763 763 5033 4154 101 52 36\r\n 148 744 744 4932 4095 101 58 06\r\n 530 522 0 2986 359 370 703\r\n 570 610 0 3006 459 510 600\r\n 5290 5271 3845 3818 4651 4640 5077 5072"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789466,"usec":755986},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457663,"noise_level":-26.707741,"freq_skew":0.770305,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789467,"usec":526046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776850,"noise_level":-26.125994,"freq_skew":-1.974279,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789467,"usec":526542},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.821346,"noise_level":-26.997280,"freq_skew":1.458948,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HBLI","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"A51547","msg_num":"C61","msg_num_seq":"A","sublabel":"CF","msg_text":"ACMF230_CRUISE_S_20260130161055S.CSV\nACMF SNAPSHOT REPORT 2026JAN30 16:10:55\nA/C F-HBLI\nSWVER 27.1 APPVER S.7.3 APPNAME OEM.ACM\nSIZE 2216\n190LDI27.4V27.1PM-V17.2\nR 2026JAN30 16:10:55 T 2026JAN30 16:10:55"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789469,"usec":42503},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866553,"noise_level":-26.288317,"freq_skew":-1.503332,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789469,"usec":813703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.645895,"noise_level":-25.749960,"freq_skew":-2.052507,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789469,"usec":815588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570554,"noise_level":-25.649508,"freq_skew":-1.376292,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789471,"usec":333287},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503531,"noise_level":-24.839552,"freq_skew":1.165379,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":211,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789471,"usec":335673},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783486,"noise_level":-25.473194,"freq_skew":0.830101,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789471,"usec":337098},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712407,"noise_level":-25.408194,"freq_skew":1.439100,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HBLI","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"A51547","msg_num":"C61","msg_num_seq":"B","sublabel":"CF","msg_text":"\n-----\n260.836, 4, 2, 4, 8, 8, 7, 60, 561, 60.7656, -28.9531, 2144.75, 99.625, 667.\n875, 83.4531, 83.4687, 0.605505, 90.5625, 0.765671, 0, 0.509765, 87.75, 0.\n148446, 0.152353, 0.289062, 15, 86.6984, 99.323"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789472,"usec":97310},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584546,"noise_level":-25.426235,"freq_skew":-1.492360,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53702,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[143,149,179,198]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53702,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,202,239,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789472,"usec":99045},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063159,"noise_level":-25.807480,"freq_skew":0.901727,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789473,"usec":610783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762556,"noise_level":-25.201902,"freq_skew":-1.521876,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789473,"usec":611092},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600716,"noise_level":-25.186108,"freq_skew":-0.200391,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789473,"usec":613716},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940877,"noise_level":-25.907806,"freq_skew":0.163954,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":373,"segment_offset":0,"pdu_total_len":89},"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":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,34,167,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789474,"usec":378588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732893,"noise_level":-25.473026,"freq_skew":0.185130,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789475,"usec":910887},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499627,"noise_level":-24.545696,"freq_skew":1.247506,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789477,"usec":423186},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318373,"noise_level":-25.265976,"freq_skew":1.398829,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789477,"usec":430862},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577413,"noise_level":-25.157864,"freq_skew":-1.258395,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53702,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,66,101,46]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":192194},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734699,"noise_level":-24.995373,"freq_skew":-1.518423,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[108,26,215,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":193124},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735733,"noise_level":-25.774080,"freq_skew":0.669646,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":51,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,64,55,144]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.180000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":195699},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623216,"noise_level":-26.444038,"freq_skew":-1.389315,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53702,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,66,101,46]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":944619},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602069,"noise_level":-26.245682,"freq_skew":0.528553,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":88,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2321,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[0,10,105,118]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2321,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[4,67,43,72]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":951444},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607444,"noise_level":-26.051754,"freq_skew":0.643392,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[119,201,55,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789478,"usec":954905},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667902,"noise_level":-26.987137,"freq_skew":1.745977,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HBLI","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"A51547","msg_num":"C61","msg_num_seq":"C","sublabel":"CF","msg_text":"5, 129.375, 14, 395.625, 578.\n812, 410.312, 59.25, 0.28125, -0.5, 0, 0, 1, 33, 1, 3, 9, 9, 4, 2, 3, 3, 60,\n561, 61.4531, -27.1093, 2211.62, 99.7187, 689.875, 83.4062, 83.4843, 0.679729,\n90.5781, 0.28908, 0,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789479,"usec":718595},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848043,"noise_level":-26.588665,"freq_skew":0.610434,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789479,"usec":719504},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460614,"noise_level":-27.383488,"freq_skew":0.991741,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789480,"usec":482689},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594635,"noise_level":-27.025162,"freq_skew":-1.381139,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53702,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,66,101,46]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789481,"usec":229477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428256,"noise_level":-26.756334,"freq_skew":0.695957,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789481,"usec":231781},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020088,"noise_level":-26.833633,"freq_skew":0.690725,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":100,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[34,116,203,74]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789481,"usec":236942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453115,"noise_level":-26.701115,"freq_skew":-1.418309,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789482,"usec":2816},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314271,"noise_level":-26.137388,"freq_skew":1.219305,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789482,"usec":762754},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782696,"noise_level":-26.293707,"freq_skew":-1.551608,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789483,"usec":527107},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647268,"noise_level":-26.266754,"freq_skew":0.505529,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":89,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2321,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,203,85,118]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789483,"usec":528223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000912,"noise_level":-26.231083,"freq_skew":-2.251380,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":276928},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856318,"noise_level":-26.107384,"freq_skew":0.409440,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":90,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61883,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,86,245,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":277607},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864936,"noise_level":-26.054901,"freq_skew":-1.483989,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":278362},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948319,"noise_level":-26.020090,"freq_skew":0.936662,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,150,105,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":278362},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.948319,"noise_level":-26.020090,"freq_skew":0.936662,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20999,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2321,"dst_ref":51,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[85,98,9,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":281277},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850897,"noise_level":-25.882221,"freq_skew":0.817654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[251,145,242,228]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":282537},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676682,"noise_level":-25.848093,"freq_skew":0.681541,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":true,"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":48.000000,"flags":192,"pdu_id":47591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,208,98,204]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":282931},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642438,"noise_level":-26.270828,"freq_skew":0.794826,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":5,"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":384,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789484,"usec":283468},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530128,"noise_level":-26.330059,"freq_skew":0.635470,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[64,97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":46035},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025846,"noise_level":-26.570400,"freq_skew":-1.436713,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":46427},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634456,"noise_level":-27.126320,"freq_skew":1.260848,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":47283},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367237,"noise_level":-27.086948,"freq_skew":0.604518,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[64,97,129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":48863},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507821,"noise_level":-27.279766,"freq_skew":-0.109880,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":1243,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":49946},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573524,"noise_level":-27.239695,"freq_skew":0.698581,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":51617},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849001,"noise_level":-27.345650,"freq_skew":0.781461,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":805697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459486,"noise_level":-27.165417,"freq_skew":-0.230718,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789485,"usec":808463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672094,"noise_level":-26.988850,"freq_skew":0.108641,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789486,"usec":566705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658319,"noise_level":-26.994955,"freq_skew":0.652239,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"sseq":6,"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":32453,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789486,"usec":567639},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824861,"noise_level":-26.956175,"freq_skew":0.960420,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789487,"usec":339466},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599017,"noise_level":-27.418165,"freq_skew":-2.373523,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789487,"usec":339587},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.841649,"noise_level":-27.418165,"freq_skew":-1.903565,"avlc":{"src":{"addr":"501C15","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":95203},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729680,"noise_level":-27.387402,"freq_skew":0.821817,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[204,150,105,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":95203},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.729680,"noise_level":-27.387402,"freq_skew":0.821817,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":20999,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2321,"dst_ref":51,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[85,98,9,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":95203},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.729680,"noise_level":-27.387402,"freq_skew":0.821817,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":true,"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":48.000000,"flags":192,"pdu_id":47591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,208,98,204]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":98747},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668365,"noise_level":-27.259235,"freq_skew":0.947536,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":100101},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622589,"noise_level":-27.179462,"freq_skew":0.518498,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":100101},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.622589,"noise_level":-27.179462,"freq_skew":0.518498,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":100101},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.622589,"noise_level":-27.179462,"freq_skew":0.518498,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":91,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":2321,"variable_part_params":[{"name":"atn_checksum","value":[220,46,56,32]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":100101},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.622589,"noise_level":-27.179462,"freq_skew":0.518498,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":92,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[115,175,129,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":845878},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762536,"noise_level":-27.080767,"freq_skew":-1.439805,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":846048},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599216,"noise_level":-27.080767,"freq_skew":0.694697,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":846837},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484027,"noise_level":-27.227627,"freq_skew":0.797373,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[149,18,131,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":848147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198304,"noise_level":-27.167946,"freq_skew":-1.231584,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":848722},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891661,"noise_level":-27.796745,"freq_skew":0.917047,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,100,232,184]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":23}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFBB,BORDEAUX,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789488,"usec":853757},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921770,"noise_level":-27.607010,"freq_skew":-1.247489,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":6,"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":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,91,181,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":613306},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523482,"noise_level":-27.549105,"freq_skew":0.897048,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4017,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":613846},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595079,"noise_level":-28.570631,"freq_skew":-1.416404,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":613846},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.595079,"noise_level":-28.570631,"freq_skew":-1.416404,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":614040},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584835,"noise_level":-28.570631,"freq_skew":0.521815,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":93,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,124,179,254]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61883,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,132,0,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":616074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772707,"noise_level":-28.454910,"freq_skew":0.740104,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":619490},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690038,"noise_level":-28.318043,"freq_skew":0.750886,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[81,94,37,143]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789489,"usec":620090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.433669,"noise_level":-28.576441,"freq_skew":1.797758,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789490,"usec":386384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.436148,"noise_level":-27.946980,"freq_skew":0.609881,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789491,"usec":143340},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008631,"noise_level":-27.400702,"freq_skew":-1.365632,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789491,"usec":898889},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.446228,"noise_level":-27.299477,"freq_skew":-1.244461,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62,"dst_ref":53702,"variable_part_params":[{"name":"atn_checksum","value":[245,240,191,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789491,"usec":899623},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531398,"noise_level":-27.614164,"freq_skew":-1.236717,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":6,"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":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,91,181,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789491,"usec":899623},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.531398,"noise_level":-27.614164,"freq_skew":-1.236717,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62,"dst_ref":53702,"variable_part_params":[{"name":"atn_checksum","value":[245,240,191,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789491,"usec":899846},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.962457,"noise_level":-27.614164,"freq_skew":1.584603,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789492,"usec":667451},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064620,"noise_level":-27.174385,"freq_skew":-0.359449,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789492,"usec":668593},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.324409,"noise_level":-27.441650,"freq_skew":0.799381,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789492,"usec":671103},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.563872,"noise_level":-27.279493,"freq_skew":-1.300980,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789492,"usec":671618},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740824,"noise_level":-27.316093,"freq_skew":0.629628,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":56,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[213,74,231,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789493,"usec":427612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.733729,"noise_level":-27.161350,"freq_skew":-0.127435,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789496,"usec":473883},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955680,"noise_level":-25.465660,"freq_skew":-2.480499,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789497,"usec":235819},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595904,"noise_level":-25.320213,"freq_skew":0.870349,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789497,"usec":242279},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451380,"noise_level":-25.129995,"freq_skew":0.843242,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[229,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789497,"usec":996154},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693809,"noise_level":-25.305929,"freq_skew":0.029674,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":696,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789498,"usec":762705},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724166,"noise_level":-25.744991,"freq_skew":0.892352,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789499,"usec":517750},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804348,"noise_level":-25.496147,"freq_skew":1.001153,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789499,"usec":523044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356842,"noise_level":-26.063530,"freq_skew":-0.144562,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789500,"usec":283245},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502647,"noise_level":-26.919909,"freq_skew":0.635484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":55,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[66,194,220,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":41827},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745747,"noise_level":-26.506050,"freq_skew":-0.046766,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":44073},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876902,"noise_level":-27.221624,"freq_skew":2.104467,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":44178},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619714,"noise_level":-27.221624,"freq_skew":0.969884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":49635},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596408,"noise_level":-27.441132,"freq_skew":0.162512,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":696,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":802212},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971917,"noise_level":-27.379971,"freq_skew":0.933799,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":806975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331293,"noise_level":-27.080467,"freq_skew":-2.164208,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789501,"usec":809821},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702235,"noise_level":-27.789345,"freq_skew":2.309679,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"EDDM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789502,"usec":581373},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758071,"noise_level":-27.620630,"freq_skew":2.999822,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789503,"usec":330107},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684095,"noise_level":-27.113573,"freq_skew":2.389151,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15051605","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,83,133,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789503,"usec":338116},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212765,"noise_level":-26.747086,"freq_skew":2.163715,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MOX","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"YW1313","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789504,"usec":88429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874290,"noise_level":-26.727335,"freq_skew":2.983185,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789504,"usec":95508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.233658,"noise_level":-26.669455,"freq_skew":-1.238757,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789504,"usec":95693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.940629,"noise_level":-27.104902,"freq_skew":0.939982,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":55,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[66,194,220,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789504,"usec":853568},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456559,"noise_level":-26.682348,"freq_skew":-0.935676,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EHAM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789505,"usec":619430},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147725,"noise_level":-27.964861,"freq_skew":-0.850277,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789506,"usec":377134},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783065,"noise_level":-27.623957,"freq_skew":-0.675494,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15050732","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789506,"usec":378105},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533819,"noise_level":-27.582268,"freq_skew":-0.940624,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"YW1343","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789507,"usec":902531},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711516,"noise_level":-26.674845,"freq_skew":-0.864690,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789507,"usec":904080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834721,"noise_level":-27.546511,"freq_skew":-1.289807,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789508,"usec":663597},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393087,"noise_level":-27.043640,"freq_skew":0.800920,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":55,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[66,194,220,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789508,"usec":664592},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235211,"noise_level":-26.985207,"freq_skew":0.593180,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789508,"usec":667449},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523064,"noise_level":-26.793221,"freq_skew":0.775748,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":689,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[234,222,181,114]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2415,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,157,153,181]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789508,"usec":671652},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542372,"noise_level":-26.680031,"freq_skew":0.809530,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"10","blk_id":"3","ack":"!","flight":"HV027L","msg_num":"M80","msg_num_seq":"A","msg_text":"WXR13M30161147TRA27L EHEHLPPTM LPPTLPFRLEZL "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789509,"usec":424459},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585898,"noise_level":-26.594221,"freq_skew":-0.028963,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789509,"usec":433741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837333,"noise_level":-26.700283,"freq_skew":0.897580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","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":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":32617,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":187584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936003,"noise_level":-26.551281,"freq_skew":0.745711,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":188712},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559227,"noise_level":-27.199158,"freq_skew":-2.507731,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":189831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308835,"noise_level":-28.232914,"freq_skew":-0.936995,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":192798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716100,"noise_level":-29.079044,"freq_skew":0.766463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":953739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672152,"noise_level":-28.598509,"freq_skew":0.711717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":955624},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048247,"noise_level":-28.459385,"freq_skew":-2.449964,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":957883},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893148,"noise_level":-28.408468,"freq_skew":0.822023,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789510,"usec":957883},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.893148,"noise_level":-28.408468,"freq_skew":0.822023,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789511,"usec":708101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665037,"noise_level":-28.072035,"freq_skew":1.583294,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789511,"usec":711180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818307,"noise_level":-28.031826,"freq_skew":-1.046119,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789511,"usec":712927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733876,"noise_level":-27.923019,"freq_skew":-2.499061,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789512,"usec":476392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700449,"noise_level":-28.346466,"freq_skew":-1.340432,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789513,"usec":232081},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454447,"noise_level":-27.947081,"freq_skew":0.757026,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789514,"usec":762458},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521666,"noise_level":-27.328972,"freq_skew":-0.559291,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789515,"usec":520267},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652295,"noise_level":-26.953478,"freq_skew":0.671978,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789515,"usec":520267},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652295,"noise_level":-26.953478,"freq_skew":0.671978,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789516,"usec":278435},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425052,"noise_level":-26.593548,"freq_skew":2.276727,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":321,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789516,"usec":282318},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489892,"noise_level":-27.248550,"freq_skew":0.788734,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[64,171,231,29]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789516,"usec":285695},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680757,"noise_level":-27.427732,"freq_skew":-0.472115,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4092,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789516,"usec":288431},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709143,"noise_level":-27.306025,"freq_skew":0.844199,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789517,"usec":39790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584743,"noise_level":-27.186001,"freq_skew":1.074348,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789517,"usec":41566},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668211,"noise_level":-27.707462,"freq_skew":0.616996,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789517,"usec":806998},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614535,"noise_level":-27.275381,"freq_skew":0.712268,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789517,"usec":814475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497528,"noise_level":-26.902145,"freq_skew":1.532461,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789518,"usec":578813},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508421,"noise_level":-26.452522,"freq_skew":0.891816,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"HV027L","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789520,"usec":101463},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539632,"noise_level":-25.634195,"freq_skew":0.922201,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"HV027L","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789522,"usec":378296},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850539,"noise_level":-24.426172,"freq_skew":0.224506,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789523,"usec":149436},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774614,"noise_level":-24.254377,"freq_skew":0.201978,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,179,212,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789523,"usec":898218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130560,"noise_level":-23.771885,"freq_skew":-0.656168,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789523,"usec":903678},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722933,"noise_level":-23.652029,"freq_skew":-2.051386,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":477,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":423143},"freq":136975000,"burst_len_octets":664,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635317,"noise_level":-23.160839,"freq_skew":0.067802,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":55,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,5,106,24]}]}],"unknown_proto":{"data":[0,169,39,83,193,220,12,12,9,36,37,63,18,148,86,8,54,65,41,165,231,131,176,48,32,0,248,177,224,236,11,210,228,125,0,144,149,140,35,125,229,72,50,224,214,5,226,56,243,198,156,49,99,200,223,121,90,44,73,241,1,139,207,181,29,170,237,226,155,8,209,21,93,185,9,233,9,152,207,7,96,92,6,23,2,145,225,152,54,197,88,111,188,13,92,35,8,131,208,71,208,9,9,88,194,13,247,149,32,203,131,90,29,132,16,248,11,34,122,7,158,52,225,139,30,65,190,242,180,88,147,226,71,8,2,19,1,102,79,64,240,196,236,50,176,80,55,222,84,139,74,164,248,233,56,66,96,42,129,112,29,180,26,134,112,161,6,251,199,126,2,16,80,46,3,182,28,48,206,36,80,222,136,240,20,129,128,47,64,234,173,252,52,178,248,44,146,80,159,46,12,40,247,116,129,192,84,27,216,58,98,159,13,64,224,10,15,144,170,211,131,66,64,173,32,112,16,10,15,122,7,32,1,97,179,33,96,139,18]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":423143},"freq":136975000,"burst_len_octets":664,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.635317,"noise_level":-23.160839,"freq_skew":0.067802,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":true,"unknown_proto":{"data":[164,89,209,32,200,144,36,14,2,46,3,143,161,240,217,154,192,68,121,18,52,129,129,11,128,227,192,204,54,115,200,16,206,68,177,31,64,19,208,56,218,23,13,161,146,3,227,149,39,211,161,86,68,243,31,80,20,58,184,14,48,153,67,104,31,0,228,100,84,17,244,4,61,195,138,161,48,217,219,32,54,185,38,20,249,147,228,89,81,205,1,67,170,27,88,21,26,142,101,192,112,243,230,27,28,158,6,99,35,40,142,96,33,238,28,56,244,134,198,107,1,148,72,213,155,50,99,35,56,141,200,10,21,80,218,192,168,212,110,61,195,131,31,16,217,18,192,46,89,26,179,102,76,164,117,241,185,1,66,138,27,88,21,26,141,199,184,112,4,10,27,82,130,5,71,35,86,108,201,156,144,170,55,32,40,77,67,107,2,163,81,184,247,13,244,154,67,115,46,128,145,165,57,245,32,196,146,84,70,228,6,0,143,212,110,61,131,134,190,80,221,10,16,24,9,50,77,40,85,100,185,145,185,1,0,21,149,128,113,6,178,27,160,210,2,189,37,250,141,197,192,113,6,178,27,160]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":423143},"freq":136975000,"burst_len_octets":664,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.635317,"noise_level":-23.160839,"freq_skew":0.067802,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":55,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,5,106,24]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":41,"min":17,"sec":35.200000,"dir":"north"},"lon":{"deg":6,"min":50,"sec":3.700000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":12,"sec":2}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":52}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":47,"sec":4}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"VEDOD","eta":{"hour":0,"min":49,"sec":30}}}]},"ground_vector":{"ground_track":{"val":201.100000,"unit":"deg"},"ground_speed":{"val":424.500000,"unit":"kts"},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":221.500000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.782000,"unit":""},"ias":{"val":277.000000,"unit":"kts"}}}},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":158.000000,"unit":"kts"}}},"wind_direction":{"val":290.000000,"unit":"deg"},"temperature":{"val":-49.000000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":11,"sec":32}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":41,"min":7,"sec":53.700000,"dir":"north"},"lon":{"deg":6,"min":54,"sec":17.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":13,"sec":23},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":59,"sec":2},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":29.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":32},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":39},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":2.600000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":56},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":22.500000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":58.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":17,"min":56,"sec":2},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":1,"sec":22},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":9,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":6},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":24},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":11,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":40},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":56},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":47},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":42},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":40},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":23,"sec":12},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":59},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":31},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77470.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73440.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.778000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.751000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.778000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.751000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":424185},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728728,"noise_level":-23.566740,"freq_skew":0.943524,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":424389},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826572,"noise_level":-23.553654,"freq_skew":0.196854,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,179,212,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789525,"usec":430198},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987403,"noise_level":-23.514511,"freq_skew":0.792883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":183167},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702345,"noise_level":-23.398132,"freq_skew":0.787226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":2,"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":32752,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":947137},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292483,"noise_level":-23.144960,"freq_skew":0.252519,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":697,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":947407},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315943,"noise_level":-23.144960,"freq_skew":0.031880,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":949850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751797,"noise_level":-24.250879,"freq_skew":2.184375,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":951383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946392,"noise_level":-25.014462,"freq_skew":0.885952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":56,"variable_part_params":[{"name":"atn_checksum","value":[236,70,22,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789526,"usec":953098},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473275,"noise_level":-24.952793,"freq_skew":-0.205117,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789527,"usec":707771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387702,"noise_level":-24.830753,"freq_skew":0.715948,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789527,"usec":712694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425275,"noise_level":-24.576981,"freq_skew":0.821411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789531,"usec":529277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481379,"noise_level":-22.752497,"freq_skew":-0.641326,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4093,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789532,"usec":284121},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420804,"noise_level":-23.764301,"freq_skew":0.712392,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[9,111,233,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789532,"usec":290895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680637,"noise_level":-23.591852,"freq_skew":0.289187,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789533,"usec":58024},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274228,"noise_level":-23.206491,"freq_skew":1.647336,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2847,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[193,169]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789533,"usec":804712},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749919,"noise_level":-23.914513,"freq_skew":-1.327099,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789533,"usec":817445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661683,"noise_level":-24.616459,"freq_skew":0.783835,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789534,"usec":570722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758147,"noise_level":-24.212200,"freq_skew":0.839202,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789534,"usec":573029},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545272,"noise_level":-25.254316,"freq_skew":-1.314226,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789535,"usec":335064},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758052,"noise_level":-25.677395,"freq_skew":-0.449255,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4093,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789536,"usec":852683},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096251,"noise_level":-25.459011,"freq_skew":-0.512877,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789536,"usec":853948},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638978,"noise_level":-26.422035,"freq_skew":1.261245,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789537,"usec":610535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918001,"noise_level":-27.137661,"freq_skew":0.891353,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789537,"usec":611594},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320493,"noise_level":-27.330256,"freq_skew":-0.054671,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"20","blk_id":"1","ack":"!","flight":"HV047F","msg_num":"M62","msg_num_seq":"A","msg_text":"RST54A30161212TRA47F EHAMGCFV"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789537,"usec":612623},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538927,"noise_level":-27.311172,"freq_skew":0.822719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21096,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[120,76]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789537,"usec":617748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564314,"noise_level":-27.545509,"freq_skew":-1.479623,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789538,"usec":376482},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552854,"noise_level":-27.422153,"freq_skew":0.754083,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789538,"usec":380533},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643961,"noise_level":-27.944853,"freq_skew":0.808834,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56708,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789538,"usec":382184},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362848,"noise_level":-27.858562,"freq_skew":-0.193873,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789538,"usec":384892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374023,"noise_level":-27.815739,"freq_skew":-0.163419,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789538,"usec":385414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660660,"noise_level":-27.794401,"freq_skew":1.449244,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789539,"usec":136990},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362893,"noise_level":-27.971214,"freq_skew":-0.197182,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789539,"usec":146634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671493,"noise_level":-28.147688,"freq_skew":0.736425,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789540,"usec":667839},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.816766,"noise_level":-27.242283,"freq_skew":0.811189,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789540,"usec":672841},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613883,"noise_level":-28.394562,"freq_skew":0.719901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789540,"usec":677048},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587348,"noise_level":-28.191463,"freq_skew":0.798629,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[5,148,49,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":2,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789541,"usec":423403},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849999,"noise_level":-27.714123,"freq_skew":0.955393,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLL","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"A566LR","msg_num":"M59","msg_num_seq":"A","msg_text":"161220,31907,1737,433.7, 5060,N4131.26 W00305.79"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789541,"usec":424273},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684416,"noise_level":-27.693035,"freq_skew":-0.362017,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[170,96,32,185]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789541,"usec":424937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242906,"noise_level":-28.037012,"freq_skew":0.665755,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789541,"usec":425862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836587,"noise_level":-28.132244,"freq_skew":-1.415459,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":186368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830970,"noise_level":-28.996349,"freq_skew":1.261646,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":187122},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857296,"noise_level":-28.947546,"freq_skew":-1.969218,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AV0011","msg_num":"D70","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 40079-0039711609 18387-2272670500H8/9W028049\r\n 40052-0040951610 19638-2392790640P805Z036061\r\n 40025-0042191611 21087-27127908008X9B,100130\r\n 40001-0043311612 23623-3242821090NXA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":187511},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617164,"noise_level":-29.984686,"freq_skew":1.502976,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":192100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990176,"noise_level":-29.741360,"freq_skew":-2.273416,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[158,243,90,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":954299},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586089,"noise_level":-29.401501,"freq_skew":0.981268,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789542,"usec":960241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916346,"noise_level":-29.980423,"freq_skew":-2.057745,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789543,"usec":707140},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506053,"noise_level":-29.710608,"freq_skew":0.863255,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":4020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2536,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[204,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":12,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789543,"usec":711062},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613367,"noise_level":-30.222950,"freq_skew":-0.194043,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[148,111,238,237]},{"name":"subseq_num","value":1}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789544,"usec":471898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205725,"noise_level":-30.144197,"freq_skew":1.447038,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789544,"usec":480663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154629,"noise_level":-29.602886,"freq_skew":-0.445927,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789545,"usec":233995},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610983,"noise_level":-29.318943,"freq_skew":0.977345,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":1374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981318,"noise_level":-29.263056,"freq_skew":1.165868,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":2429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138271,"noise_level":-29.212738,"freq_skew":-1.128963,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":3080},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908382,"noise_level":-29.212738,"freq_skew":0.889065,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":3746},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847448,"noise_level":-29.187683,"freq_skew":-2.005465,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AV0011","msg_num":"D70","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 40079-0039711609 18387-2272670500H8/9W028049\r\n 40052-0040951610 19638-2392790640P805Z036061\r\n 40025-0042191611 21087-27127908008X9B,100130\r\n 40001-0043311612 23623-3242821090NXA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":4218},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.702219,"noise_level":-29.187683,"freq_skew":0.912126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":7607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.136477,"noise_level":-29.014324,"freq_skew":0.058097,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61867,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[210,9,172,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":753989},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341465,"noise_level":-28.844357,"freq_skew":0.961066,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":4021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":29,"dst_ref":53810,"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":[9,28]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":755234},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591311,"noise_level":-29.483269,"freq_skew":0.645907,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789546,"usec":761763},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816170,"noise_level":-29.153172,"freq_skew":-1.888461,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AV0011","msg_num":"D70","msg_num_seq":"B","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 40079-0039711609 18387-2272670500H8/9W028049\r\n 40052-0040951610 19638-2392790640P805Z036061\r\n 40025-0042191611 21087-27127908008X9B,100130\r\n 40001-0043311612 23623-3242821090NXAB,188270"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789547,"usec":518420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589960,"noise_level":-29.078747,"freq_skew":-2.413231,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789547,"usec":521148},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676297,"noise_level":-28.835163,"freq_skew":-0.345879,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[148,111,238,237]},{"name":"subseq_num","value":1}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789547,"usec":522357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.342658,"noise_level":-28.811178,"freq_skew":0.065954,"avlc":{"src":{"addr":"39DE45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789547,"usec":524137},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683888,"noise_level":-28.692228,"freq_skew":0.747801,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789547,"usec":528428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770599,"noise_level":-28.505232,"freq_skew":-1.358203,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789548,"usec":280145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477652,"noise_level":-28.810993,"freq_skew":0.721844,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789548,"usec":296894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573147,"noise_level":-28.322002,"freq_skew":-2.053066,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789549,"usec":46165},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024852,"noise_level":-27.967075,"freq_skew":0.715400,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"02019C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789549,"usec":48023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572785,"noise_level":-27.923714,"freq_skew":-0.397837,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789549,"usec":48296},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603177,"noise_level":-27.902111,"freq_skew":0.814108,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":11,"variable_part_params":[{"name":"checksum","value":[46,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789549,"usec":804000},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890550,"noise_level":-27.440002,"freq_skew":0.373839,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789549,"usec":806505},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164451,"noise_level":-28.016336,"freq_skew":1.557937,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2848,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[1,68]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789550,"usec":573429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856494,"noise_level":-28.399986,"freq_skew":0.871492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789552,"usec":92585},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.124964,"noise_level":-27.367252,"freq_skew":-1.105579,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":351,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789552,"usec":860204},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783074,"noise_level":-26.760128,"freq_skew":-0.185983,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789553,"usec":629990},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.373754,"noise_level":-26.922794,"freq_skew":-1.947135,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789555,"usec":143631},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724200,"noise_level":-25.905449,"freq_skew":0.775893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789555,"usec":146925},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294728,"noise_level":-26.375202,"freq_skew":-0.314530,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789555,"usec":147654},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634500,"noise_level":-27.219849,"freq_skew":-0.120738,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789555,"usec":910577},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829742,"noise_level":-27.478678,"freq_skew":1.403182,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":228,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789555,"usec":911137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864711,"noise_level":-27.478678,"freq_skew":0.859667,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789557,"usec":423973},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510889,"noise_level":-26.674629,"freq_skew":1.515584,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2849,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789557,"usec":424472},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734811,"noise_level":-26.698746,"freq_skew":-0.333620,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789558,"usec":190618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524794,"noise_level":-26.914337,"freq_skew":0.699660,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789558,"usec":947008},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.329605,"noise_level":-26.555992,"freq_skew":-1.176987,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"SR02PD","msg_num":"M40","msg_num_seq":"A","msg_text":"161237,33996,1830, 10,N 38.397 W 5.415"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789558,"usec":951996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220654,"noise_level":-26.283173,"freq_skew":-2.525532,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789558,"usec":952826},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806897,"noise_level":-26.247435,"freq_skew":0.876206,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7,"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":33035,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789558,"usec":958219},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475141,"noise_level":-26.584957,"freq_skew":0.497826,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789559,"usec":720847},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504518,"noise_level":-26.728874,"freq_skew":2.199598,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,234,145,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789559,"usec":725069},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778049,"noise_level":-27.441498,"freq_skew":0.763906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789560,"usec":470413},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461964,"noise_level":-27.319601,"freq_skew":-1.103957,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789560,"usec":475450},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547044,"noise_level":-28.031059,"freq_skew":1.390875,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2849,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789560,"usec":477380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637767,"noise_level":-28.317678,"freq_skew":0.805950,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789561,"usec":232486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640621,"noise_level":-28.094263,"freq_skew":0.747731,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789561,"usec":991197},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341850,"noise_level":-27.663973,"freq_skew":-1.284856,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"SR02PD","msg_num":"M40","msg_num_seq":"A","msg_text":"161237,33996,1830, 10,N 38.397 W 5.415"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789562,"usec":761623},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854321,"noise_level":-26.862497,"freq_skew":2.908537,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789563,"usec":526817},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551661,"noise_level":-26.487888,"freq_skew":1.146911,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789563,"usec":535888},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743516,"noise_level":-26.164024,"freq_skew":-2.592665,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":146,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789565,"usec":44228},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582256,"noise_level":-26.169563,"freq_skew":-0.887381,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789565,"usec":44228},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.582256,"noise_level":-26.169563,"freq_skew":-0.887381,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789565,"usec":45966},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185107,"noise_level":-26.820297,"freq_skew":-1.334947,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"SR02PD","msg_num":"M40","msg_num_seq":"A","msg_text":"161237,33996,1830, 10,N 38.397 W 5.415"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789566,"usec":566512},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520943,"noise_level":-25.951008,"freq_skew":0.672355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":33112,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789567,"usec":331838},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748160,"noise_level":-26.043430,"freq_skew":-0.296138,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789568,"usec":98998},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211275,"noise_level":-25.277040,"freq_skew":-1.164316,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"SR02PD","msg_num":"M40","msg_num_seq":"A","msg_text":"161237,33996,1830, 10,N 38.397 W 5.415"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789568,"usec":856422},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388081,"noise_level":-24.948452,"freq_skew":-2.166845,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789568,"usec":857782},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713789,"noise_level":-25.993454,"freq_skew":0.949039,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789569,"usec":622084},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515964,"noise_level":-25.587463,"freq_skew":0.908457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789570,"usec":380304},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.455980,"noise_level":-25.326977,"freq_skew":-1.966227,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[243,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789571,"usec":899512},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936860,"noise_level":-24.618858,"freq_skew":-1.068086,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789571,"usec":902175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517914,"noise_level":-24.472273,"freq_skew":0.882145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[222,152,171,57]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789571,"usec":903579},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375044,"noise_level":-24.428776,"freq_skew":-1.393178,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789571,"usec":906571},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472470,"noise_level":-24.313833,"freq_skew":-1.148894,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"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":[200,161,107,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":659612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841907,"noise_level":-25.458601,"freq_skew":0.866408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":660681},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631560,"noise_level":-25.409887,"freq_skew":-1.273690,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":663033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388330,"noise_level":-26.213512,"freq_skew":0.849914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":663033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.388330,"noise_level":-26.213512,"freq_skew":0.849914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":663033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.388330,"noise_level":-26.213512,"freq_skew":0.849914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789572,"usec":666179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635560,"noise_level":-26.142752,"freq_skew":0.855076,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":47987,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789573,"usec":429072},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719203,"noise_level":-25.797350,"freq_skew":-1.156060,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789573,"usec":437879},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912307,"noise_level":-26.281887,"freq_skew":1.667746,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789574,"usec":179234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712133,"noise_level":-26.228342,"freq_skew":-2.436261,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789575,"usec":719131},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841685,"noise_level":-25.095625,"freq_skew":0.844905,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789575,"usec":721762},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617860,"noise_level":-24.971577,"freq_skew":0.649016,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789576,"usec":478770},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441696,"noise_level":-24.609722,"freq_skew":0.777179,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789577,"usec":240687},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434304,"noise_level":-24.248163,"freq_skew":-0.838820,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789577,"usec":241708},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951321,"noise_level":-25.371429,"freq_skew":-0.446111,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789580,"usec":284082},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488201,"noise_level":-24.029713,"freq_skew":0.499197,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789580,"usec":286405},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106615,"noise_level":-23.933552,"freq_skew":-2.087971,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[164,40]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789581,"usec":57053},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672881,"noise_level":-23.579121,"freq_skew":0.869370,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":692,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789581,"usec":802950},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941626,"noise_level":-23.539864,"freq_skew":-1.302966,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789581,"usec":802950},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.941626,"noise_level":-23.539864,"freq_skew":-1.302966,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789581,"usec":807253},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681658,"noise_level":-23.807508,"freq_skew":-3.716556,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-3.600000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789582,"usec":567625},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745712,"noise_level":-24.654305,"freq_skew":-3.890965,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OO-SNE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"SN02YK","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789582,"usec":567625},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.745712,"noise_level":-24.654305,"freq_skew":-3.890965,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"21146705","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":[71,0,39,65,66,69,76,0,68,205,197,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789582,"usec":568132},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819994,"noise_level":-24.946348,"freq_skew":0.320432,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,32,149,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789582,"usec":577188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825944,"noise_level":-24.854630,"freq_skew":0.377302,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[221,77,212,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789583,"usec":332808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984710,"noise_level":-24.512104,"freq_skew":0.160285,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789583,"usec":333836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476265,"noise_level":-24.497517,"freq_skew":-3.947043,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789584,"usec":857444},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845078,"noise_level":-24.126434,"freq_skew":0.938465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","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":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789586,"usec":371469},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875460,"noise_level":-24.148882,"freq_skew":0.070704,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789587,"usec":139895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.300233,"noise_level":-25.264450,"freq_skew":2.084132,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789588,"usec":673005},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772319,"noise_level":-24.315081,"freq_skew":-1.508767,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789588,"usec":675022},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769872,"noise_level":-25.007900,"freq_skew":-0.334335,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":418,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789589,"usec":427608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207059,"noise_level":-25.382231,"freq_skew":2.215601,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789589,"usec":429334},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369482,"noise_level":-25.492229,"freq_skew":0.793846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789591,"usec":717548},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934876,"noise_level":-25.104235,"freq_skew":-3.815582,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[76,163,209,205]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789591,"usec":717548},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.934876,"noise_level":-25.104235,"freq_skew":-3.815582,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"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":[181,78,194,27]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789591,"usec":717694},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532472,"noise_level":-25.104235,"freq_skew":-1.433916,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[191,74,207,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789592,"usec":472319},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873555,"noise_level":-25.513861,"freq_skew":-3.848367,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789593,"usec":236141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728444,"noise_level":-25.129204,"freq_skew":0.308957,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789593,"usec":236216},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539929,"noise_level":-25.129204,"freq_skew":-1.437785,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789593,"usec":237379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.968571,"noise_level":-25.695774,"freq_skew":-0.640115,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789593,"usec":994449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772604,"noise_level":-25.176132,"freq_skew":-1.168265,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789594,"usec":758319},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654645,"noise_level":-24.836100,"freq_skew":1.462742,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"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":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[188,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789594,"usec":768739},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542271,"noise_level":-24.596903,"freq_skew":-1.304694,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":538,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789595,"usec":519902},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549746,"noise_level":-25.203842,"freq_skew":-2.663638,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":218,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789595,"usec":524596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789335,"noise_level":-26.036602,"freq_skew":-1.324779,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789595,"usec":525941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279639,"noise_level":-26.317322,"freq_skew":0.900188,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789596,"usec":280680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601497,"noise_level":-26.245716,"freq_skew":0.695128,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789596,"usec":284627},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052187,"noise_level":-26.016987,"freq_skew":1.239665,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[211,79,10,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789597,"usec":42475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253736,"noise_level":-26.792900,"freq_skew":0.714941,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789597,"usec":807425},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.794874,"noise_level":-26.348753,"freq_skew":-1.738833,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18997,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[225,177]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789597,"usec":809994},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685316,"noise_level":-26.205612,"freq_skew":-0.643204,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":149,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789598,"usec":569292},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820637,"noise_level":-25.840717,"freq_skew":-1.335324,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":88551},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812391,"noise_level":-25.151112,"freq_skew":-2.336711,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":90091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.192332,"noise_level":-25.381613,"freq_skew":1.846332,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":91697},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436773,"noise_level":-25.301285,"freq_skew":-2.036541,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":852347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878201,"noise_level":-25.080242,"freq_skew":0.678273,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":855700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692904,"noise_level":-25.466591,"freq_skew":0.654238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":855808},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449820,"noise_level":-25.466591,"freq_skew":0.411599,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-2.000000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":859833},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563671,"noise_level":-25.847616,"freq_skew":0.566362,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"3O363V","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789600,"usec":859833},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.563671,"noise_level":-25.847616,"freq_skew":0.566362,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400634","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":[71,0,39,65,77,65,67,0,2,1,156,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789601,"usec":614425},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809262,"noise_level":-25.695686,"freq_skew":-1.372630,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789601,"usec":621446},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819676,"noise_level":-25.464512,"freq_skew":-2.238641,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AV0011","msg_num":"D71","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39978-0044351613 25404-3232871380N89GX229277"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789602,"usec":379203},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825823,"noise_level":-25.128891,"freq_skew":-1.431574,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[91,65,176,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789602,"usec":381555},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502773,"noise_level":-25.035334,"freq_skew":0.817931,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":21148,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":141639},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428373,"noise_level":-24.942776,"freq_skew":-1.289824,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EKCH"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-6.400000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":143733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734484,"noise_level":-25.677736,"freq_skew":-2.122664,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":144891},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703643,"noise_level":-26.108629,"freq_skew":-1.397177,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"DK1159","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":144891},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.703643,"noise_level":-26.108629,"freq_skew":-1.397177,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"21354541","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":[71,0,39,65,86,75,71,0,69,217,97,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":900169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441947,"noise_level":-26.157726,"freq_skew":1.718961,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":900813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757468,"noise_level":-26.104944,"freq_skew":-2.138361,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789603,"usec":901696},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811638,"noise_level":-26.052477,"freq_skew":0.887370,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789604,"usec":660766},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161893,"noise_level":-25.677116,"freq_skew":-1.405349,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789604,"usec":661253},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703534,"noise_level":-25.660435,"freq_skew":-2.118250,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[90,97]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789605,"usec":428275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.283944,"noise_level":-25.854866,"freq_skew":0.956764,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789605,"usec":430981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766343,"noise_level":-25.719576,"freq_skew":-1.179222,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789606,"usec":191467},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064044,"noise_level":-25.293888,"freq_skew":1.429824,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"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":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[226,208]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789606,"usec":194363},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710603,"noise_level":-25.182760,"freq_skew":-1.333356,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":38.400002,"lon":-5.300000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789606,"usec":949464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803449,"noise_level":-25.283098,"freq_skew":-1.201641,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"SR02PD","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789606,"usec":950220},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923695,"noise_level":-25.251240,"freq_skew":-1.189470,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"24016026","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":[71,0,39,65,66,69,82,0,80,28,22,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789607,"usec":709924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633180,"noise_level":-24.862577,"freq_skew":1.634339,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789607,"usec":714411},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008784,"noise_level":-24.652292,"freq_skew":-1.230598,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789607,"usec":714598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590985,"noise_level":-24.652292,"freq_skew":0.935370,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789608,"usec":480018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699164,"noise_level":-25.342537,"freq_skew":0.946660,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789608,"usec":481502},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526983,"noise_level":-25.262568,"freq_skew":1.040884,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789608,"usec":481975},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645801,"noise_level":-25.246662,"freq_skew":-1.336353,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789609,"usec":231711},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806878,"noise_level":-25.194569,"freq_skew":0.952554,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789609,"usec":996488},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691706,"noise_level":-25.170555,"freq_skew":0.670430,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":94,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,124,179,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":317},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771133,"noise_level":-25.351677,"freq_skew":1.627692,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":1511},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671680,"noise_level":-26.000557,"freq_skew":0.440416,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"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":[75,39,72,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":765045},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731078,"noise_level":-25.761234,"freq_skew":0.868961,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[95,174,164,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":765961},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649574,"noise_level":-25.710800,"freq_skew":2.177669,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[190,234,243,56]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":768192},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473084,"noise_level":-26.417614,"freq_skew":-1.434932,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[137,140,85,247]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789610,"usec":769437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964017,"noise_level":-27.330616,"freq_skew":0.537631,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789611,"usec":520597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538757,"noise_level":-27.632668,"freq_skew":0.951158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789612,"usec":279784},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694094,"noise_level":-27.284201,"freq_skew":0.900863,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789612,"usec":285110},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815528,"noise_level":-27.105225,"freq_skew":-0.361686,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789612,"usec":286393},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421723,"noise_level":-27.795891,"freq_skew":0.694561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":43275},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807595,"noise_level":-27.606174,"freq_skew":0.917827,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24094,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":56,"variable_part_params":[{"name":"atn_checksum","value":[178,71,3,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":43275},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.807595,"noise_level":-27.606174,"freq_skew":0.917827,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":43275},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.807595,"noise_level":-27.606174,"freq_skew":0.917827,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24095,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":56,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[213,74,231,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":47533},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465284,"noise_level":-27.359497,"freq_skew":-0.412321,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":47533},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.465284,"noise_level":-27.359497,"freq_skew":-0.412321,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":56,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[140,14,33,200]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":806425},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.358686,"noise_level":-27.106245,"freq_skew":-0.707669,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":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":2533,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[213,121,136,2]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":806561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027303,"noise_level":-27.106245,"freq_skew":0.854266,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":809258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664814,"noise_level":-27.547464,"freq_skew":0.627550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":810788},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735739,"noise_level":-27.465015,"freq_skew":0.869711,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789613,"usec":812385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631502,"noise_level":-28.112015,"freq_skew":-0.210915,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789614,"usec":565597},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569170,"noise_level":-27.807980,"freq_skew":-1.255401,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":582,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789614,"usec":569500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765269,"noise_level":-27.576342,"freq_skew":-0.242444,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789614,"usec":570328},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589530,"noise_level":-27.576342,"freq_skew":0.920346,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789615,"usec":332527},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838587,"noise_level":-28.131807,"freq_skew":0.826960,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789615,"usec":337223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116506,"noise_level":-27.852940,"freq_skew":0.784574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789616,"usec":96357},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545383,"noise_level":-27.831514,"freq_skew":-0.341578,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":56,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,77,250,97]}]}],"adsc_v2":{"adsc_report":{"choice":"event-report","data":{"event_report":{"reported_event":"way-point-change","report_data":{"position":{"lat":{"deg":40,"min":58,"sec":20.800000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":17.000000,"dir":"west"},"alt":{"val":35010.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":32}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.090000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":15,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":23}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":40,"sec":16}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"IBALU","eta":{"hour":0,"min":12,"sec":25}}}]},"ground_vector":{"ground_track":{"val":194.150000,"unit":"deg"},"ground_speed":{"val":460.000000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":209.500000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.789000,"unit":""},"ias":{"val":267.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":123.000000,"unit":"kts"}}},"wind_direction":{"val":292.000000,"unit":"deg"},"temperature":{"val":-50.000000,"unit":"C"}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789616,"usec":97234},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827928,"noise_level":-28.742912,"freq_skew":0.910643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789616,"usec":851262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251344,"noise_level":-28.101713,"freq_skew":-0.258692,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789616,"usec":856864},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495693,"noise_level":-28.667896,"freq_skew":0.758853,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24096,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":57,"variable_part_params":[{"name":"atn_checksum","value":[8,20,53,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789617,"usec":622419},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678159,"noise_level":-28.445976,"freq_skew":0.750328,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789617,"usec":626538},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246030,"noise_level":-28.468185,"freq_skew":-0.155284,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789618,"usec":382609},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199239,"noise_level":-28.480873,"freq_skew":0.192931,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789619,"usec":140731},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705889,"noise_level":-28.871315,"freq_skew":0.918389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789619,"usec":143241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336488,"noise_level":-29.110737,"freq_skew":0.815070,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789619,"usec":898109},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838545,"noise_level":-29.046156,"freq_skew":-0.249554,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":1247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789619,"usec":900095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282974,"noise_level":-28.934917,"freq_skew":0.501172,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789619,"usec":902240},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553285,"noise_level":-29.681683,"freq_skew":0.687540,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":56,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[241,73,130,102]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789620,"usec":670019},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546025,"noise_level":-29.019161,"freq_skew":-0.169208,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789622,"usec":186306},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860421,"noise_level":-27.979851,"freq_skew":1.786156,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"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":594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53649,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789622,"usec":191914},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546299,"noise_level":-27.722490,"freq_skew":2.785122,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"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":817,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789622,"usec":195450},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006789,"noise_level":-27.617464,"freq_skew":1.495287,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53649,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[110,184]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789623,"usec":720026},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920016,"noise_level":-26.594475,"freq_skew":1.671546,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789624,"usec":468463},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553573,"noise_level":-26.338463,"freq_skew":0.155954,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789624,"usec":471071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682605,"noise_level":-26.301186,"freq_skew":-2.482611,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789624,"usec":474052},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652913,"noise_level":-26.486139,"freq_skew":-0.216559,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,128,35,21]}]}],"unknown_proto":{"data":[0,169,43,211,193,220,13,168,9,36,181,63,18,142,69,88,53,172,217,191,7,131,176,54,160,1,24,113,224,236,13,166,228,125,0,144,132,160,19,125,228,250,115,32,196,5,3,185,19,76,140,34,243,84,223,121,38,20,25,149,64,99,47,40,31,226,238,32,209,8,233,10,93,193,7,249,33,142,207,7,96,107,102,150,130,142,151,216,53,163,96,111,188,13,120,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,119,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,101,2,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,144,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,140,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,247,132,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,157,225,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,34,4,138,2,170,23,1,203,129]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":233781},"freq":136975000,"burst_len_octets":399,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531298,"noise_level":-27.362108,"freq_skew":-0.425698,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[200,110,194,176,111,188,133,64,36,69,2,224,57,97,39,13,222,36,13,233,144,178,72,24,2,244,14,48,187,67,143,17,2,200,36,40,181,32,206,145,43,72,28,4,122,6,251,149,161,211,67,32,234,82,28,25,210,105,200,234,228,14,2,151,87,1,187,136,24,118,226,200,40,108,146,62,64,192,135,184,110,152,90,30,1,28,9,123,38,65,153,82,124,147,122,55,32,40,128,2,63,81,184,184,13,206,221,67,197,27,1,12,228,164,81,184,1,61,3,115,5,48,242,64,16,60,153,50,12,57,244,164,171,81,185,1,66,175,64,221,5,36,60,242,192,12,106,78,147,18,45,57,45,172,110,64,69,128,110,152,90,30,156,66,5,49,37,250,141,197,192,110,152,90,30,156,66,5,49,37,250,141,192,33,112,27,166,40,135,168,3,129,74,201,128,35,108,8,122,134,234,71,161,234,171,64,78,18,164,154,112,224,201,133,227,74,2,40,210,122,6,235,141,33,236,186,128,59,210,12,73,242,228,201,150,227,74,2,131,215,1,186,229,56,123,47,0,14,244,153,110,52,128,135,184,110]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":233781},"freq":136975000,"burst_len_octets":399,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.531298,"noise_level":-27.362108,"freq_skew":-0.425698,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,128,35,21]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":40,"min":57,"sec":8.500000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":41.100000,"dir":"west"},"alt":{"val":35010.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":42}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.090000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":41}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":40,"sec":7}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"IBALU","eta":{"hour":0,"min":12,"sec":25}}}]},"ground_vector":{"ground_track":{"val":194.050000,"unit":"deg"},"ground_speed":{"val":460.000000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":210.050000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.785000,"unit":""},"ias":{"val":266.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":127.000000,"unit":"kts"}}},"wind_direction":{"val":293.000000,"unit":"deg"},"temperature":{"val":-50.250000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":13,"sec":27}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":40,"min":58,"sec":38.100000,"dir":"north"},"lon":{"deg":6,"min":45,"sec":10.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":13,"sec":30},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":53,"sec":55},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":20},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":21,"sec":50},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":47,"sec":47},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":51,"sec":47},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":4},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":2.800000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":8.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":16},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.790000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":14.700000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":54.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":5,"sec":36},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":9,"sec":22},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":14,"sec":43},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":18,"sec":15},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":19,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":20,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":21,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":22,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":24,"sec":23},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":25,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3200.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":26,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":26,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":27,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":29,"sec":41},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77740.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73240.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.775000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.753000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":235520},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493252,"noise_level":-27.493078,"freq_skew":0.902553,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":237089},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719183,"noise_level":-27.390776,"freq_skew":0.913784,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":238535},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556479,"noise_level":-27.329969,"freq_skew":-0.350139,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,128,35,21]}]}],"unknown_proto":{"data":[0,169,43,211,193,220,13,168,9,36,181,63,18,142,69,88,53,172,217,191,7,131,176,54,160,1,24,113,224,236,13,166,228,125,0,144,132,160,19,125,228,250,115,32,196,5,3,185,19,76,140,34,243,84,223,121,38,20,25,149,64,99,47,40,31,226,238,32,209,8,233,10,93,193,7,249,33,142,207,7,96,107,102,150,130,142,151,216,53,163,96,111,188,13,120,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,119,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,101,2,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,144,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,140,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,247,132,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,157,225,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,34,4,138,2,170,23,1,203,129]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":239306},"freq":136975000,"burst_len_octets":275,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637056,"noise_level":-27.620197,"freq_skew":-0.450019,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":true,"reasm_status":"duplicate","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,128,35,21]}]}],"unknown_proto":{"data":[0,169,43,211,193,220,13,168,9,36,181,63,18,142,69,88,53,172,217,191,7,131,176,54,160,1,24,113,224,236,13,166,228,125,0,144,132,160,19,125,228,250,115,32,196,5,3,185,19,76,140,34,243,84,223,121,38,20,25,149,64,99,47,40,31,226,238,32,209,8,233,10,93,193,7,249,33,142,207,7,96,107,102,150,130,142,151,216,53,163,96,111,188,13,120,36,80,17,232,35,232,4,132,37,0,134,251,201,244,230,65,137,13,119,9,20,4,122,8,154,100,97,23,154,161,190,242,76,40,51,42,196,101,2,69,1,107,143,65,8,17,84,40,129,192,55,222,69,165,54,44,72,171,144,72,160,35,208,63,105,35,11,65,134,13,247,149,39,214,165,6,49,140,18,40,8,244,15,60,105,195,22,60,131,125,229,104,177,39,196,141,247,132,138,2,61,131,195,19,176,202,193,64,223,121,82,45,42,147,227,157,225,34,128,128,33,155,208,58,76,133,13,121,133,13,247,83,45,82,144,34,4,138,2,170,23,1,203,129]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":998469},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271380,"noise_level":-27.620197,"freq_skew":0.783254,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789625,"usec":998469},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.271380,"noise_level":-27.620197,"freq_skew":0.783254,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789626,"usec":9747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232499,"noise_level":-27.172470,"freq_skew":-0.253856,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789626,"usec":752974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615131,"noise_level":-27.073853,"freq_skew":0.670218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789626,"usec":759281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624694,"noise_level":-26.803541,"freq_skew":0.908309,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":58,"variable_part_params":[{"name":"atn_checksum","value":[93,224,103,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789627,"usec":525774},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929608,"noise_level":-26.358862,"freq_skew":-0.263111,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789627,"usec":526653},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789960,"noise_level":-26.656305,"freq_skew":0.084208,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789628,"usec":288072},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898706,"noise_level":-26.308241,"freq_skew":-1.185650,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"DK1159","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789628,"usec":294956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790261,"noise_level":-26.349985,"freq_skew":0.224904,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789629,"usec":44040},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780674,"noise_level":-26.136120,"freq_skew":-1.298836,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1159","msg_num":"F74","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789629,"usec":812273},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760382,"noise_level":-25.524406,"freq_skew":-3.667012,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789629,"usec":813493},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814232,"noise_level":-25.491653,"freq_skew":-3.838605,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[132,213,98,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789629,"usec":814568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514316,"noise_level":-25.442753,"freq_skew":1.185034,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789630,"usec":572092},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780087,"noise_level":-25.855532,"freq_skew":0.625481,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789630,"usec":573224},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.721766,"noise_level":-26.225140,"freq_skew":-0.429170,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789630,"usec":573859},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407973,"noise_level":-26.376879,"freq_skew":-0.217307,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789630,"usec":576029},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968781,"noise_level":-26.286850,"freq_skew":0.007544,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789631,"usec":332124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711188,"noise_level":-25.935785,"freq_skew":0.839925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789631,"usec":335817},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618537,"noise_level":-26.517265,"freq_skew":-1.091404,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":12,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789632,"usec":90597},"freq":136975000,"burst_len_octets":159,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646298,"noise_level":-27.170935,"freq_skew":-1.189868,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DK1159","msg_num":"F75","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40290W006217,N37288W009423,161347,340,N40535W005404,161849,N41145W005042,M54,296155,229/TS161347,300126D745"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789633,"usec":623823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502156,"noise_level":-25.968983,"freq_skew":-0.273040,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789633,"usec":624723},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743437,"noise_level":-27.047009,"freq_skew":0.859351,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":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":33535,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789634,"usec":377005},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579038,"noise_level":-26.891993,"freq_skew":-0.289227,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789634,"usec":383210},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549641,"noise_level":-27.423721,"freq_skew":0.878326,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789634,"usec":384452},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856387,"noise_level":-27.362680,"freq_skew":0.971302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789635,"usec":910566},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429257,"noise_level":-26.313557,"freq_skew":0.932166,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789636,"usec":655832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951294,"noise_level":-26.241982,"freq_skew":0.676999,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[64,171,231,29]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789636,"usec":664691},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440225,"noise_level":-25.858521,"freq_skew":-0.356316,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789636,"usec":664691},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.440225,"noise_level":-25.858521,"freq_skew":-0.356316,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789637,"usec":423259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.198235,"noise_level":-25.858521,"freq_skew":0.257924,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789637,"usec":424461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522814,"noise_level":-26.410316,"freq_skew":0.725362,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789637,"usec":425558},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566267,"noise_level":-26.355980,"freq_skew":-0.893358,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789637,"usec":427128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881536,"noise_level":-27.021048,"freq_skew":0.730217,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789638,"usec":189045},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638227,"noise_level":-26.714632,"freq_skew":1.334121,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":1651,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789638,"usec":197119},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340650,"noise_level":-27.027462,"freq_skew":-0.168250,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHX","mode":"2","label":"20","blk_id":"1","ack":"!","flight":"HV019B","msg_num":"M14","msg_num_seq":"A","msg_text":"RST54A30161354TRA19B EHAMGCLP"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789638,"usec":943274},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587380,"noise_level":-26.969137,"freq_skew":-1.491418,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789638,"usec":947620},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904916,"noise_level":-27.165497,"freq_skew":0.162594,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":418,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789638,"usec":948353},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720369,"noise_level":-27.145699,"freq_skew":0.806848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHX","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789639,"usec":708917},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587227,"noise_level":-27.008369,"freq_skew":-1.681811,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[116,134,72,116]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789639,"usec":714651},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909546,"noise_level":-27.644951,"freq_skew":-0.424324,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789639,"usec":715250},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881835,"noise_level":-27.624033,"freq_skew":-1.563369,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":54,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789639,"usec":716245},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637016,"noise_level":-28.154451,"freq_skew":0.400329,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789640,"usec":479204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487614,"noise_level":-27.913517,"freq_skew":0.982909,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789641,"usec":237842},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749323,"noise_level":-28.043692,"freq_skew":0.844515,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56863,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":11,"variable_part_params":[{"name":"checksum","value":[46,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789641,"usec":998384},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542294,"noise_level":-27.553440,"freq_skew":1.446998,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2850,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[1,68]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789641,"usec":999338},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422665,"noise_level":-28.480005,"freq_skew":-0.346242,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":401,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789642,"usec":760836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449521,"noise_level":-27.943527,"freq_skew":0.795527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789642,"usec":761873},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807224,"noise_level":-27.878740,"freq_skew":0.149319,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,34,167,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789643,"usec":525407},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636797,"noise_level":-27.923180,"freq_skew":-2.231564,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789643,"usec":527892},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620878,"noise_level":-27.773098,"freq_skew":-2.281003,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[243,192,140,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[52,186,40,165]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789643,"usec":529196},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743902,"noise_level":-27.751867,"freq_skew":1.581527,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53649,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[94,142]}]}],"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":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789643,"usec":530559},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614515,"noise_level":-27.688488,"freq_skew":-0.321833,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789644,"usec":279981},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608303,"noise_level":-27.257326,"freq_skew":1.672305,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2652,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,208]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789645,"usec":43669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575926,"noise_level":-26.942612,"freq_skew":-2.346770,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789645,"usec":48009},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818616,"noise_level":-27.321735,"freq_skew":1.753998,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"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":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":30,"dst_ref":53649,"variable_part_params":[{"name":"checksum","value":[186,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789645,"usec":806860},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794333,"noise_level":-26.869583,"freq_skew":0.129511,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"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":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,34,167,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789645,"usec":811780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854710,"noise_level":-26.793297,"freq_skew":1.747785,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789646,"usec":570470},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857206,"noise_level":-26.439810,"freq_skew":1.648521,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[177,182]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789646,"usec":575704},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949265,"noise_level":-26.648026,"freq_skew":3.038336,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"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":818,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789646,"usec":577736},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625465,"noise_level":-26.536701,"freq_skew":1.181414,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"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":255,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789646,"usec":577736},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.625465,"noise_level":-26.536701,"freq_skew":1.181414,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[71,179,160,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789646,"usec":578982},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162880,"noise_level":-27.506468,"freq_skew":0.332442,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789647,"usec":324356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554334,"noise_level":-27.404011,"freq_skew":0.660971,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789647,"usec":325392},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330451,"noise_level":-27.322903,"freq_skew":-0.167087,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789647,"usec":325684},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597815,"noise_level":-27.302744,"freq_skew":-0.052044,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789647,"usec":331790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902856,"noise_level":-27.143137,"freq_skew":3.040503,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789648,"usec":92414},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490810,"noise_level":-26.832462,"freq_skew":-1.330906,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789648,"usec":92620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208018,"noise_level":-27.295471,"freq_skew":0.877462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789649,"usec":613288},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637299,"noise_level":-26.403419,"freq_skew":0.742753,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":33653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789649,"usec":615870},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631521,"noise_level":-26.867657,"freq_skew":0.770314,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789650,"usec":380326},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846726,"noise_level":-26.566513,"freq_skew":2.102916,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789650,"usec":386449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199357,"noise_level":-26.275461,"freq_skew":1.507499,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789651,"usec":144217},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430389,"noise_level":-26.051758,"freq_skew":-1.317579,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789651,"usec":899601},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880618,"noise_level":-25.794098,"freq_skew":-2.286064,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,138,169,111]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789651,"usec":900028},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003973,"noise_level":-25.777189,"freq_skew":0.834174,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[34,116,203,74]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789651,"usec":901520},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797876,"noise_level":-25.969133,"freq_skew":2.287475,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[25,138,140,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[144,70,170,137]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789651,"usec":910701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867732,"noise_level":-25.730665,"freq_skew":2.303650,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789652,"usec":669854},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462676,"noise_level":-25.465912,"freq_skew":-2.031617,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789652,"usec":670708},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911869,"noise_level":-25.918411,"freq_skew":2.291095,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789652,"usec":672523},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274355,"noise_level":-25.905106,"freq_skew":-2.020521,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789653,"usec":433906},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563483,"noise_level":-25.405479,"freq_skew":-1.274861,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,114]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789653,"usec":435826},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472071,"noise_level":-25.357059,"freq_skew":-2.208653,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[73,141,190,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789654,"usec":188058},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011792,"noise_level":-26.238375,"freq_skew":-2.064450,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18997,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[208,118]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789654,"usec":193236},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476235,"noise_level":-26.129757,"freq_skew":0.710251,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789654,"usec":198254},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106719,"noise_level":-26.042240,"freq_skew":-1.884079,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18997,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[42,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789654,"usec":950622},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745991,"noise_level":-25.717491,"freq_skew":0.918478,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789655,"usec":717076},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265120,"noise_level":-25.275948,"freq_skew":-1.999098,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789655,"usec":719106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497205,"noise_level":-25.228245,"freq_skew":-2.702923,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789656,"usec":467351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480754,"noise_level":-25.667995,"freq_skew":1.110558,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789656,"usec":468361},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473522,"noise_level":-26.420469,"freq_skew":2.133496,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,166,163,0]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789656,"usec":468566},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405765,"noise_level":-26.420469,"freq_skew":0.875261,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[250,224]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789656,"usec":470078},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462107,"noise_level":-27.269897,"freq_skew":1.165258,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[41,28,60,14]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[196,227,145,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789657,"usec":240777},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612496,"noise_level":-27.780849,"freq_skew":2.014603,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789657,"usec":993675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310723,"noise_level":-27.570667,"freq_skew":1.078185,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789657,"usec":993975},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355198,"noise_level":-27.549925,"freq_skew":2.317386,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789657,"usec":995220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739044,"noise_level":-27.467451,"freq_skew":-0.743628,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789658,"usec":763889},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627965,"noise_level":-27.122705,"freq_skew":0.691793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789658,"usec":766720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357629,"noise_level":-26.985733,"freq_skew":2.172322,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[110,87,190,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789658,"usec":766888},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665862,"noise_level":-26.985733,"freq_skew":-2.110422,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AV0011","msg_num":"D72","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0032AA_ N781AV LEMDSKBO379\r\n 39978-0044351613 25404-3232871380N89GX229277"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789658,"usec":768302},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661967,"noise_level":-27.002220,"freq_skew":0.910372,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789659,"usec":515769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728876,"noise_level":-26.771896,"freq_skew":-2.765580,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789659,"usec":516094},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341583,"noise_level":-27.875908,"freq_skew":0.897473,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789660,"usec":283554},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041641,"noise_level":-27.415152,"freq_skew":-2.444441,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789660,"usec":290996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732721,"noise_level":-27.016489,"freq_skew":-1.936883,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":41085},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339213,"noise_level":-27.016489,"freq_skew":0.547433,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":41916},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820475,"noise_level":-27.918941,"freq_skew":-1.926627,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":460,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":51083},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717307,"noise_level":-28.294670,"freq_skew":-2.058439,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"4","ack":"!","flight":"AV0011","msg_num":"M46","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:14\r\n/WPY CCS /NWYP ELVAR /HDG -93.84/MCH .70\r\n/POS N39575 W004323/FL 25744/TAS 424/SAT - 33\r\n/SWND 140/DWND - 71/FOB 63600/ETA 0247"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":802385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537956,"noise_level":-28.938679,"freq_skew":0.832585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":812299},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472861,"noise_level":-28.628290,"freq_skew":1.714722,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"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":600,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":814127},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560116,"noise_level":-28.604868,"freq_skew":-0.276433,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[35,231,121,95]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":814851},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579659,"noise_level":-29.086327,"freq_skew":0.826145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":814851},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.579659,"noise_level":-29.086327,"freq_skew":0.826145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789661,"usec":815526},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552461,"noise_level":-29.037020,"freq_skew":0.800013,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2622,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[250,224]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789662,"usec":574800},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631948,"noise_level":-28.723162,"freq_skew":0.782534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,94]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.325000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789662,"usec":578730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287691,"noise_level":-28.791029,"freq_skew":1.136900,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789663,"usec":330129},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048771,"noise_level":-29.222963,"freq_skew":-2.082392,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789663,"usec":330667},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434669,"noise_level":-29.197884,"freq_skew":1.004352,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789663,"usec":333450},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606352,"noise_level":-30.043390,"freq_skew":1.527201,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":2851,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53746,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[215,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789663,"usec":337917},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713914,"noise_level":-30.902382,"freq_skew":0.374677,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[52,209,120,212]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":88366},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775066,"noise_level":-31.628021,"freq_skew":0.764108,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":88607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528460,"noise_level":-31.594955,"freq_skew":1.160658,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[126,232,110,184]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":89334},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663298,"noise_level":-31.529198,"freq_skew":0.650033,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[152,235,198,41]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":89651},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729005,"noise_level":-31.496504,"freq_skew":1.436367,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2852,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53746,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[89,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":92018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025494,"noise_level":-31.358418,"freq_skew":0.623290,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":95113},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795089,"noise_level":-31.230890,"freq_skew":0.759547,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":12,"variable_part_params":[{"name":"checksum","value":[42,138]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":95628},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555357,"noise_level":-31.455324,"freq_skew":-0.377791,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":96186},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753215,"noise_level":-31.422905,"freq_skew":-0.875362,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"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":[113,106,245,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":858450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496578,"noise_level":-31.262611,"freq_skew":0.229304,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":861350},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578336,"noise_level":-31.128805,"freq_skew":0.345571,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[137,158,170,127]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,141,72,216]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":864998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959106,"noise_level":-30.791374,"freq_skew":0.841967,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,9,178,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789664,"usec":865939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577199,"noise_level":-30.701578,"freq_skew":1.529346,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789665,"usec":623487},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404634,"noise_level":-30.329460,"freq_skew":-2.388138,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":138140},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406958,"noise_level":-29.550331,"freq_skew":-0.639643,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":138603},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796110,"noise_level":-29.524288,"freq_skew":-0.730403,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"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":[113,106,245,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":143279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732573,"noise_level":-29.395237,"freq_skew":-2.513017,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":146078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806397,"noise_level":-29.922401,"freq_skew":0.659473,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":908310},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741020,"noise_level":-29.549408,"freq_skew":-2.345232,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[158,90,240,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[132,79,244,241]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789667,"usec":909277},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746225,"noise_level":-30.439217,"freq_skew":1.604543,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"A51547","msg_num":"M14","msg_num_seq":"A","msg_text":"161426,34095,1800,436.5, 5650,N4003.73 W00416.84"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789668,"usec":667006},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704155,"noise_level":-29.772102,"freq_skew":-0.401173,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789668,"usec":670693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851912,"noise_level":-29.456825,"freq_skew":-2.030265,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789670,"usec":186439},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384248,"noise_level":-28.574345,"freq_skew":-2.270326,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789670,"usec":188307},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019726,"noise_level":-28.481606,"freq_skew":-2.103150,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2641,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789670,"usec":958088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926266,"noise_level":-27.794575,"freq_skew":-2.168727,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789670,"usec":963147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660749,"noise_level":-27.992811,"freq_skew":-2.315449,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":703069},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.237825,"noise_level":-28.804184,"freq_skew":-2.032414,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":12,"dst_ref":18997,"variable_part_params":[{"name":"checksum","value":[225,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":703257},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795833,"noise_level":-28.780279,"freq_skew":0.637434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":33781,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":704617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701143,"noise_level":-28.661749,"freq_skew":-1.308758,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":705569},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074862,"noise_level":-28.591400,"freq_skew":0.911351,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":706081},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768429,"noise_level":-28.544817,"freq_skew":-1.969077,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":710694},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690730,"noise_level":-28.452389,"freq_skew":-3.899052,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":337,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789671,"usec":712389},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026484,"noise_level":-28.338219,"freq_skew":-2.033822,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[232,138]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789672,"usec":472878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770041,"noise_level":-28.114283,"freq_skew":1.676038,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789672,"usec":478092},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809363,"noise_level":-27.810169,"freq_skew":-3.703074,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789673,"usec":231763},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953910,"noise_level":-27.557713,"freq_skew":2.806705,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"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":819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[242,211,90,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789673,"usec":232840},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921213,"noise_level":-27.495728,"freq_skew":2.102228,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789673,"usec":243704},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559453,"noise_level":-28.008957,"freq_skew":-1.650281,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,4,83,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789673,"usec":993538},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716258,"noise_level":-27.729567,"freq_skew":1.649963,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"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":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[173,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789673,"usec":994646},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571245,"noise_level":-27.990707,"freq_skew":-0.105681,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789674,"usec":203},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363138,"noise_level":-27.882408,"freq_skew":0.816811,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789674,"usec":4000},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400383,"noise_level":-27.976219,"freq_skew":-2.567251,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789674,"usec":765683},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692265,"noise_level":-28.545988,"freq_skew":-1.337314,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789674,"usec":771177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903973,"noise_level":-28.271564,"freq_skew":-0.847407,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789675,"usec":525595},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884811,"noise_level":-27.940294,"freq_skew":-0.664725,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[43,70,186,172]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,208,75,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789677,"usec":41950},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346869,"noise_level":-26.900040,"freq_skew":0.710972,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789677,"usec":814449},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786650,"noise_level":-26.731165,"freq_skew":-0.268701,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789677,"usec":817867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547658,"noise_level":-26.997509,"freq_skew":0.009057,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789677,"usec":818378},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109099,"noise_level":-26.978092,"freq_skew":-0.979356,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[43,70,186,172]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,208,75,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789678,"usec":579290},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669632,"noise_level":-26.580027,"freq_skew":0.887291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":33848,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789679,"usec":326899},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507312,"noise_level":-26.306461,"freq_skew":-2.448201,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789679,"usec":328983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.279154,"noise_level":-26.234943,"freq_skew":-0.821516,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789679,"usec":333469},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564629,"noise_level":-26.076149,"freq_skew":0.495785,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[55,84,45,189]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":94619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698393,"noise_level":-27.117500,"freq_skew":0.104685,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":95801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809271,"noise_level":-27.629528,"freq_skew":0.838362,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[134,213,228,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":95902},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533731,"noise_level":-27.608646,"freq_skew":1.628341,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2853,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53746,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[226,25]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":100537},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632944,"noise_level":-27.361898,"freq_skew":0.976602,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":13,"variable_part_params":[{"name":"checksum","value":[38,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":854637},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431415,"noise_level":-27.281185,"freq_skew":1.401472,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2854,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[215,212]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":854951},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939680,"noise_level":-28.276932,"freq_skew":0.820838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56932,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":53746,"dst_ref":2,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[15,88]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":856172},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853449,"noise_level":-28.187296,"freq_skew":0.239601,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":856555},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480208,"noise_level":-28.970016,"freq_skew":0.961168,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,244,251,187]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":857689},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848997,"noise_level":-28.872978,"freq_skew":0.958901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":48.500000,"flags":192,"pdu_id":21311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789680,"usec":858537},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224728,"noise_level":-28.872978,"freq_skew":0.239750,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789681,"usec":614020},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799078,"noise_level":-29.406483,"freq_skew":0.785166,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":true,"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":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[160,178]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789681,"usec":615765},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638547,"noise_level":-29.393745,"freq_skew":1.291944,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":2855,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":53746,"variable_part_params":[{"name":"checksum","value":[226,198]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789681,"usec":616957},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722149,"noise_level":-30.141991,"freq_skew":0.702476,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789681,"usec":621313},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990607,"noise_level":-29.976067,"freq_skew":-0.860142,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"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":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[26,127,107,237]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789681,"usec":624236},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476914,"noise_level":-29.786415,"freq_skew":0.321175,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789682,"usec":376549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619229,"noise_level":-30.502712,"freq_skew":1.438108,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789682,"usec":380918},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532208,"noise_level":-31.253614,"freq_skew":1.565971,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2856,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[182,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789682,"usec":386210},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365283,"noise_level":-31.473492,"freq_skew":0.637893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":140332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171928,"noise_level":-31.376457,"freq_skew":-0.968694,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":140750},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955112,"noise_level":-31.344334,"freq_skew":-0.802239,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":143261},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815477,"noise_level":-31.060438,"freq_skew":0.753823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":144362},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846688,"noise_level":-31.029457,"freq_skew":-0.434240,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":893449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627889,"noise_level":-30.636480,"freq_skew":-0.202570,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":894518},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861370,"noise_level":-30.548264,"freq_skew":-0.238780,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":895939},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414951,"noise_level":-30.460932,"freq_skew":-0.173325,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":229,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[35,231,121,95]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":896107},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570327,"noise_level":-30.460932,"freq_skew":-2.594648,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":903424},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.491757,"noise_level":-30.894108,"freq_skew":-0.680608,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[158,229,181,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789683,"usec":904099},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465048,"noise_level":-30.863716,"freq_skew":0.985781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"U","ack":"!","sublabel":"EI","msg_text":"EM19R0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789684,"usec":662128},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719787,"noise_level":-30.420153,"freq_skew":-2.115023,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"5","ack":"U","flight":"AV0011","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789685,"usec":421947},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597883,"noise_level":-29.674711,"freq_skew":0.704147,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789687,"usec":716045},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826335,"noise_level":-27.570339,"freq_skew":-0.170070,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789687,"usec":718303},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893229,"noise_level":-27.467127,"freq_skew":-0.008020,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"DI06CQ","msg_num":"M33","msg_num_seq":"A","msg_text":" 01 WXRQ 06CQ/30 GCFV/EDDH .ES-MBF\r\n/TYP 4/STA LFBD/STA LFRS/STA LFPG"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789688,"usec":475074},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491486,"noise_level":-27.385433,"freq_skew":0.711885,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[164,235,30,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789688,"usec":477414},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751894,"noise_level":-27.224314,"freq_skew":-1.298326,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":38.500000,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789688,"usec":485025},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068465,"noise_level":-26.930038,"freq_skew":-1.829360,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789690,"usec":77},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412189,"noise_level":-26.155462,"freq_skew":0.765423,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789690,"usec":768217},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255831,"noise_level":-26.422859,"freq_skew":-0.462145,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789690,"usec":771289},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384979,"noise_level":-27.264025,"freq_skew":1.128943,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[241,136,105,168]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[236,145,173,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":14,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789690,"usec":771714},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621286,"noise_level":-28.304157,"freq_skew":0.595411,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[164,235,30,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789690,"usec":772002},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798184,"noise_level":-28.304157,"freq_skew":-2.163783,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AV0011","msg_num":"E95","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;188;187\r\n3 NOT SET\r\n4 ;0.0;0.0;;;0.0;0.0;\r\n5 ;;233;230;;;;;231;231;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.0;0.0;;;0.0;0.0;\r\n9 ;;241;230;;;;;224;225;;\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789691,"usec":516574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935245,"noise_level":-28.556370,"freq_skew":0.032502,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789691,"usec":516741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092275,"noise_level":-28.533142,"freq_skew":-2.017525,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":483,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789691,"usec":517915},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567037,"noise_level":-28.440838,"freq_skew":0.964104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789691,"usec":524935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394147,"noise_level":-28.191940,"freq_skew":1.024926,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789692,"usec":284380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599721,"noise_level":-29.030926,"freq_skew":-1.378421,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789692,"usec":289327},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776634,"noise_level":-29.567600,"freq_skew":0.917529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","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":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789692,"usec":291644},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812952,"noise_level":-29.437908,"freq_skew":-0.311239,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789692,"usec":299444},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798017,"noise_level":-29.361012,"freq_skew":0.420938,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":96,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":43146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889273,"noise_level":-29.259531,"freq_skew":-0.033093,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":43397},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428400,"noise_level":-29.234344,"freq_skew":-2.560212,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":45439},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882507,"noise_level":-29.060061,"freq_skew":0.905569,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":46296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730124,"noise_level":-29.134007,"freq_skew":-1.415064,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":49529},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807230,"noise_level":-29.898441,"freq_skew":0.257070,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"3","ack":"O","flight":"DI06CQ","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":49529},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.807230,"noise_level":-29.898441,"freq_skew":0.257070,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,179,212,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":817103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635549,"noise_level":-29.427422,"freq_skew":0.695999,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789693,"usec":817933},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063984,"noise_level":-29.376144,"freq_skew":0.044590,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"DI06CQ","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789694,"usec":571811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853735,"noise_level":-28.735697,"freq_skew":0.203630,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"5","ack":"Q","flight":"DI06CQ","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789694,"usec":573395},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690691,"noise_level":-28.594378,"freq_skew":-2.066270,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AV0011","msg_num":"E95","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;188;187\r\n3 NOT SET\r\n4 ;0.0;0.0;;;0.0;0.0;\r\n5 ;;233;230;;;;;231;231;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.0;0.0;;;0.0;0.0;\r\n9 ;;241;230;;;;;224;225;;\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789695,"usec":330605},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341965,"noise_level":-28.524569,"freq_skew":0.875628,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789695,"usec":338569},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680032,"noise_level":-28.205519,"freq_skew":0.737271,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789695,"usec":339379},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994064,"noise_level":-28.183205,"freq_skew":0.226126,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"DI06CQ","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":91802},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738940,"noise_level":-28.475605,"freq_skew":-1.985304,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AV0011","msg_num":"E95","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT19;PG1;REAL;SW030M1R\r\n1 0;0;0;0;0;0;0;0\r\n2 RELEASE;188;187\r\n3 NOT SET\r\n4 ;0.0;0.0;;;0.0;0.0;\r\n5 ;;233;230;;;;;231;231;;\r\n6 ;;;;;;;;;;;\r\n7 ;;;\r\n8 ;0.0;0.0;;;0.0;0.0;\r\n9 ;;241;230;;;;;224;225;;\r\n10 ;;;;;;;;;;;\r\n11 ;;;\r\n12 ;30;JAN;26;16:14:46\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":96532},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917724,"noise_level":-29.032799,"freq_skew":-1.431216,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDM"},{"name":"ac_location","value":{"loc":{"lat":38.500000,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":100717},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551400,"noise_level":-28.838409,"freq_skew":0.065417,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"DI06CQ","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":849621},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821826,"noise_level":-28.907436,"freq_skew":0.797773,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":851799},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904811,"noise_level":-28.715803,"freq_skew":-1.206324,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SR02PD","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":851799},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.904811,"noise_level":-28.715803,"freq_skew":-1.206324,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"24016026","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":[71,0,39,65,66,69,82,0,80,28,22,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789696,"usec":856767},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616110,"noise_level":-28.528307,"freq_skew":-0.663437,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4094,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789697,"usec":611680},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598172,"noise_level":-28.209614,"freq_skew":-2.059808,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789697,"usec":619113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892599,"noise_level":-28.343716,"freq_skew":-1.220642,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789697,"usec":619849},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626904,"noise_level":-28.275883,"freq_skew":0.885442,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"E","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789698,"usec":380367},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620988,"noise_level":-28.009735,"freq_skew":-1.447096,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"8","ack":"E","flight":"DK077K","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789698,"usec":380558},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687163,"noise_level":-28.667721,"freq_skew":0.564844,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-EAF","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"X99902","msg_num":"M07","msg_num_seq":"A","msg_text":"161454,38045,1828,----,MMMM.MMM MMMM.MMM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789698,"usec":383807},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647012,"noise_level":-28.481251,"freq_skew":-1.462268,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"DK077K","msg_num":"F87","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS161456,300126BD49"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789698,"usec":385108},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871726,"noise_level":-29.127760,"freq_skew":-0.267149,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":140521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679658,"noise_level":-29.305969,"freq_skew":0.687235,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":144651},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017620,"noise_level":-29.262526,"freq_skew":0.723102,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":148061},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960954,"noise_level":-29.887981,"freq_skew":0.301709,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"DI06CQ","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":899596},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167220,"noise_level":-29.542450,"freq_skew":1.207727,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":900367},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496710,"noise_level":-29.490492,"freq_skew":1.318658,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":61927,"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":[196,193,231,6]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":901002},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886506,"noise_level":-30.525389,"freq_skew":0.705634,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"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":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":34007,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":901412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735480,"noise_level":-30.776268,"freq_skew":0.814213,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789699,"usec":901883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565468,"noise_level":-31.222183,"freq_skew":-1.210157,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":668477},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493172,"noise_level":-30.582378,"freq_skew":0.802730,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","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":6,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":669358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925762,"noise_level":-30.523830,"freq_skew":-2.746141,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":669832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693546,"noise_level":-31.297750,"freq_skew":0.746433,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56966,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":671509},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660450,"noise_level":-31.202593,"freq_skew":-0.389959,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.300000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":671509},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.660450,"noise_level":-31.202593,"freq_skew":-0.389959,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"DE04AK","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":671509},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.660450,"noise_level":-31.202593,"freq_skew":-0.389959,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17074601","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":[71,0,39,65,67,70,71,0,60,121,129,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":672048},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649497,"noise_level":-31.171104,"freq_skew":-1.475650,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK077K","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43385W006157,BALNO287-0016,161457,340,LOTEE,162325,FEJAC,M43,28691,237/TS161457,300126A106"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":674303},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471144,"noise_level":-31.015350,"freq_skew":0.831819,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789700,"usec":674303},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.471144,"noise_level":-31.015350,"freq_skew":0.831819,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789701,"usec":420520},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563095,"noise_level":-30.832058,"freq_skew":0.884724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17074601","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789701,"usec":422019},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569571,"noise_level":-30.682217,"freq_skew":0.774709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789701,"usec":425879},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708765,"noise_level":-30.447716,"freq_skew":0.755202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789701,"usec":426253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964196,"noise_level":-30.495010,"freq_skew":1.065799,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789701,"usec":426675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754072,"noise_level":-31.167652,"freq_skew":0.816502,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":185229},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284934,"noise_level":-31.042877,"freq_skew":-2.562171,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":185340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506040,"noise_level":-31.042877,"freq_skew":0.743061,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":185576},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548283,"noise_level":-31.011961,"freq_skew":0.917947,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[9,111,233,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":186066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549430,"noise_level":-30.981152,"freq_skew":-0.632928,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":194978},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633060,"noise_level":-31.340340,"freq_skew":-1.485872,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":954080},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214185,"noise_level":-31.150135,"freq_skew":0.337863,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,32,149,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":954998},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541785,"noise_level":-31.087648,"freq_skew":-0.643968,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4095,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[172,175]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":955557},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758488,"noise_level":-31.025608,"freq_skew":-0.146277,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":957253},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982677,"noise_level":-31.044428,"freq_skew":0.000131,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":379,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":957520},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472945,"noise_level":-31.044428,"freq_skew":1.278173,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":957520},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.472945,"noise_level":-31.044428,"freq_skew":1.278173,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":61927,"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":[196,193,231,6]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":958385},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884638,"noise_level":-31.555395,"freq_skew":0.385915,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[221,77,212,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789702,"usec":961308},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022496,"noise_level":-31.296463,"freq_skew":-0.007476,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789703,"usec":713788},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866669,"noise_level":-30.921989,"freq_skew":0.055154,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"8","ack":"T","flight":"DI06CQ","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789703,"usec":714483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193080,"noise_level":-30.830839,"freq_skew":0.013474,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789703,"usec":722429},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416049,"noise_level":-30.446550,"freq_skew":-2.368510,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":272,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789704,"usec":482588},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538856,"noise_level":-30.648865,"freq_skew":1.147844,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789704,"usec":484956},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240264,"noise_level":-30.692327,"freq_skew":0.641553,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789704,"usec":485468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127192,"noise_level":-31.004107,"freq_skew":2.874599,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789706,"usec":5535},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887628,"noise_level":-29.823887,"freq_skew":0.719866,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789706,"usec":755360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984443,"noise_level":-29.752048,"freq_skew":-0.217485,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789706,"usec":756427},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757431,"noise_level":-30.546230,"freq_skew":1.678590,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789708,"usec":280681},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435558,"noise_level":-29.371614,"freq_skew":0.624336,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":4022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789708,"usec":281204},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464131,"noise_level":-30.054262,"freq_skew":-0.616925,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4096,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[217,47]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789708,"usec":288592},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801491,"noise_level":-30.035702,"freq_skew":-0.572751,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4097,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[86,72]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789709,"usec":47484},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874985,"noise_level":-29.475012,"freq_skew":-0.432150,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":229,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[13,246,72,147]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789709,"usec":800705},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590528,"noise_level":-29.590649,"freq_skew":0.717157,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789709,"usec":803143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636745,"noise_level":-29.434841,"freq_skew":-0.696273,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789710,"usec":569433},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421709,"noise_level":-28.814137,"freq_skew":0.212141,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789710,"usec":570903},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758825,"noise_level":-28.718815,"freq_skew":-1.476248,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789711,"usec":333359},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292323,"noise_level":-28.997791,"freq_skew":-2.558211,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789711,"usec":338195},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089247,"noise_level":-29.197599,"freq_skew":-3.888449,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[76,163,209,205]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789712,"usec":87692},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623671,"noise_level":-28.902164,"freq_skew":0.878436,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789712,"usec":90139},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661602,"noise_level":-28.734352,"freq_skew":-3.823961,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":19081,"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":[181,78,194,27]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789712,"usec":853559},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615739,"noise_level":-28.339825,"freq_skew":1.540342,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2857,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[178,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789712,"usec":854427},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068779,"noise_level":-28.294563,"freq_skew":0.753867,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":4023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[218,240]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789712,"usec":861117},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695812,"noise_level":-28.892208,"freq_skew":0.730384,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":56973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789713,"usec":619862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496407,"noise_level":-28.772152,"freq_skew":0.939242,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789713,"usec":626015},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658949,"noise_level":-28.346949,"freq_skew":1.579127,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[87,192]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789713,"usec":627187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.304585,"noise_level":-28.324270,"freq_skew":-1.674555,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789713,"usec":629825},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868043,"noise_level":-28.256590,"freq_skew":0.943201,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":104,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789714,"usec":374682},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416301,"noise_level":-28.189434,"freq_skew":0.094365,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789714,"usec":380703},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182505,"noise_level":-27.775755,"freq_skew":0.833192,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":4024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[170,128]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789715,"usec":140100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014662,"noise_level":-28.597157,"freq_skew":0.356458,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789715,"usec":140775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.260454,"noise_level":-28.527327,"freq_skew":0.896289,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789715,"usec":908085},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880763,"noise_level":-27.542099,"freq_skew":-3.685769,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789716,"usec":662961},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552686,"noise_level":-27.337549,"freq_skew":0.066066,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789716,"usec":666019},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926698,"noise_level":-27.632736,"freq_skew":0.562471,"avlc":{"src":{"addr":"39856B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789717,"usec":421559},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782205,"noise_level":-28.263866,"freq_skew":-0.792970,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4098,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[166,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789717,"usec":423272},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653393,"noise_level":-28.152132,"freq_skew":0.865147,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":104,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":21,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789717,"usec":427461},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548182,"noise_level":-27.882078,"freq_skew":2.233834,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789718,"usec":190134},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859572,"noise_level":-27.817329,"freq_skew":-1.746172,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53655,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[99,28,160,68]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53655,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,134,239,144]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789718,"usec":193696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646983,"noise_level":-28.251328,"freq_skew":0.790664,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789718,"usec":196580},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590822,"noise_level":-28.184212,"freq_skew":1.542825,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[87,192]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789718,"usec":944228},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521444,"noise_level":-27.877682,"freq_skew":-0.730766,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4099,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[213,50]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789718,"usec":949691},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605175,"noise_level":-27.540113,"freq_skew":-1.698241,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789719,"usec":713070},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302999,"noise_level":-27.995003,"freq_skew":-2.333184,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789719,"usec":715550},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552538,"noise_level":-27.865143,"freq_skew":-2.300420,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789720,"usec":471844},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440136,"noise_level":-27.611107,"freq_skew":0.920581,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"15051120","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789721,"usec":238810},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355505,"noise_level":-27.124294,"freq_skew":-0.180265,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[4]},{"name":"dst_airport","value":"EKCH"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789721,"usec":239715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441338,"noise_level":-27.065319,"freq_skew":-2.531557,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789721,"usec":990565},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631831,"noise_level":-26.663326,"freq_skew":-0.158713,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"calling_addr":"21325513","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":65534,"net":[71,0,39,65,74,84,68,0,69,171,75,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789722,"usec":764024},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744959,"noise_level":-26.847820,"freq_skew":0.706357,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789722,"usec":765250},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378079,"noise_level":-26.771725,"freq_skew":-0.518286,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789722,"usec":766654},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167445,"noise_level":-26.696285,"freq_skew":-1.296789,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789722,"usec":767963},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457623,"noise_level":-26.621498,"freq_skew":-0.417827,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789723,"usec":524458},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535251,"noise_level":-27.056343,"freq_skew":-2.480729,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789723,"usec":524693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946873,"noise_level":-28.040962,"freq_skew":0.816710,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789723,"usec":526460},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246461,"noise_level":-27.975447,"freq_skew":0.692676,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789723,"usec":529604},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655401,"noise_level":-27.867338,"freq_skew":0.920080,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"15051120","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789724,"usec":285059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596401,"noise_level":-27.185707,"freq_skew":-2.489800,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789725,"usec":49322},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659748,"noise_level":-26.873531,"freq_skew":-1.689097,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53655,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,103,86,94]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789725,"usec":811149},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316939,"noise_level":-27.647694,"freq_skew":-1.458152,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2620,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,197,136,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":23}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789725,"usec":811664},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535684,"noise_level":-28.629509,"freq_skew":-1.442008,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789725,"usec":811785},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724136,"noise_level":-28.606083,"freq_skew":-1.737157,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":3,"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":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":57,"dst_ref":53655,"variable_part_params":[{"name":"atn_checksum","value":[142,180,115,30]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789725,"usec":816981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625821,"noise_level":-28.262062,"freq_skew":-1.478343,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789726,"usec":569431},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671752,"noise_level":-28.557386,"freq_skew":-1.577934,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[51,233,202,118]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789726,"usec":570222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129870,"noise_level":-28.557386,"freq_skew":-0.677191,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789730,"usec":380076},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773612,"noise_level":-26.906290,"freq_skew":0.488370,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,124,179,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789730,"usec":383502},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532659,"noise_level":-26.829681,"freq_skew":0.384613,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61883,"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":[75,39,72,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789730,"usec":387547},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449558,"noise_level":-26.622427,"freq_skew":-1.295496,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789731,"usec":146767},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708252,"noise_level":-26.186699,"freq_skew":0.649715,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789731,"usec":146890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778557,"noise_level":-26.169010,"freq_skew":0.885049,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789731,"usec":898445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752591,"noise_level":-26.063623,"freq_skew":1.131828,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789731,"usec":899931},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262871,"noise_level":-26.252354,"freq_skew":0.562436,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":4025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,96]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789731,"usec":904357},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653673,"noise_level":-26.144258,"freq_skew":0.758417,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"20","blk_id":"6","ack":"!","flight":"HV040K","msg_num":"M12","msg_num_seq":"A","msg_text":"RST54A30161524TRA40K EHAMGMMX"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789732,"usec":663156},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273448,"noise_level":-26.497297,"freq_skew":-2.632512,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"YW2469","msg_num":"L03","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789732,"usec":663495},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951063,"noise_level":-26.478962,"freq_skew":0.830370,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789733,"usec":426149},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578100,"noise_level":-26.208517,"freq_skew":-0.527156,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789733,"usec":428180},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347241,"noise_level":-26.667604,"freq_skew":0.916523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789733,"usec":428180},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.347241,"noise_level":-26.667604,"freq_skew":0.916523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789733,"usec":430719},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795887,"noise_level":-27.107124,"freq_skew":0.787560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","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":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":58,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[53,87,51,119]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789733,"usec":434421},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542231,"noise_level":-27.629158,"freq_skew":1.042817,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":526,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789734,"usec":181617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496510,"noise_level":-27.341291,"freq_skew":-0.444058,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789734,"usec":185189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578163,"noise_level":-27.600325,"freq_skew":-2.616074,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789734,"usec":948955},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543244,"noise_level":-27.882042,"freq_skew":0.775921,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"20","blk_id":"6","ack":"!","flight":"HV040K","msg_num":"M12","msg_num_seq":"A","msg_text":"RST54A30161524TRA40K EHAMGMMX"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789734,"usec":951755},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610128,"noise_level":-28.171364,"freq_skew":0.880428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MLC","mode":"2","label":"A9","blk_id":"H","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789734,"usec":951755},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.610128,"noise_level":-28.171364,"freq_skew":0.880428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789736,"usec":474646},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832761,"noise_level":-27.295389,"freq_skew":0.678280,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789737,"usec":242154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584770,"noise_level":-26.806458,"freq_skew":0.647181,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789737,"usec":996116},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914550,"noise_level":-26.636967,"freq_skew":1.467886,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789738,"usec":769854},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379752,"noise_level":-25.921291,"freq_skew":0.813593,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":520549},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533851,"noise_level":-26.370159,"freq_skew":-0.098740,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":523682},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694221,"noise_level":-27.098000,"freq_skew":0.709120,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MLC","mode":"2","label":"A9","blk_id":"H","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":525388},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976591,"noise_level":-27.078358,"freq_skew":-2.727269,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":526343},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526168,"noise_level":-27.352707,"freq_skew":-0.236802,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":528388},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586404,"noise_level":-27.977877,"freq_skew":0.916796,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":34287,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789739,"usec":528388},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.586404,"noise_level":-27.977877,"freq_skew":0.916796,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789740,"usec":281503},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472507,"noise_level":-27.891258,"freq_skew":0.776399,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":56,"variable_part_params":[{"name":"atn_checksum","value":[236,70,22,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789740,"usec":281629},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473077,"noise_level":-27.891258,"freq_skew":-0.631616,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789740,"usec":283266},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632949,"noise_level":-28.714130,"freq_skew":0.920721,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789740,"usec":283266},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.632949,"noise_level":-28.714130,"freq_skew":0.920721,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":56,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[241,73,130,102]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789740,"usec":284348},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465942,"noise_level":-29.399900,"freq_skew":-0.359973,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":56,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[70,166,74,47]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789741,"usec":48716},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143056,"noise_level":-28.974714,"freq_skew":0.085673,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789741,"usec":49224},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525782,"noise_level":-29.985952,"freq_skew":-0.380140,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789741,"usec":52228},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932907,"noise_level":-30.074562,"freq_skew":0.742917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789741,"usec":804219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712765,"noise_level":-29.537445,"freq_skew":-0.187317,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789743,"usec":331379},"freq":136975000,"burst_len_octets":127,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651040,"noise_level":-28.727268,"freq_skew":0.678770,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":34287,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789743,"usec":331379},"freq":136975000,"burst_len_octets":127,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.651040,"noise_level":-28.727268,"freq_skew":0.678770,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789743,"usec":338510},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681921,"noise_level":-28.493217,"freq_skew":0.779386,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MLC","mode":"2","label":"A9","blk_id":"H","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":93041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735132,"noise_level":-28.087185,"freq_skew":-2.105561,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":97878},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674868,"noise_level":-27.999475,"freq_skew":0.675982,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"EPKT"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-0.800000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":99148},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887778,"noise_level":-27.912640,"freq_skew":-2.567745,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"_d","blk_id":"6","ack":"H","flight":"YW2469","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":851007},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977165,"noise_level":-27.762741,"freq_skew":0.709904,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-EAF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"X99902","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":851007},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.977165,"noise_level":-27.762741,"freq_skew":0.709904,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"21220476","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":[71,0,39,65,78,86,68,0,69,33,62,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":852145},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838082,"noise_level":-27.699284,"freq_skew":0.493128,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":852578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789501,"noise_level":-27.678232,"freq_skew":-1.765782,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789744,"usec":855756},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654953,"noise_level":-28.110477,"freq_skew":0.848432,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"A9","blk_id":"I","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2000 FT. BKN\r\n 3000 FT\r\nT 14 DP 9 QNH 1005\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO C\r\n\r\n\r\nCAEA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789745,"usec":621863},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447819,"noise_level":-27.533440,"freq_skew":-2.478730,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"_d","blk_id":"7","ack":"I","flight":"YW2469","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789745,"usec":624856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.634756,"noise_level":-28.348801,"freq_skew":0.824649,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789746,"usec":381801},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903087,"noise_level":-27.927645,"freq_skew":-0.830456,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"EDDN"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-4.000000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789746,"usec":383300},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703604,"noise_level":-27.862972,"freq_skew":0.894736,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789747,"usec":136587},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848859,"noise_level":-27.692835,"freq_skew":-1.060312,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBU","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"DI02AT","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789747,"usec":136587},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.848859,"noise_level":-27.692835,"freq_skew":-1.060312,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789747,"usec":136587},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.848859,"noise_level":-27.692835,"freq_skew":-1.060312,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"24210557","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":[71,0,39,65,77,66,85,0,81,17,111,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789747,"usec":909784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989054,"noise_level":-26.831408,"freq_skew":-0.910183,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789750,"usec":183842},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604876,"noise_level":-25.739613,"freq_skew":-3.664519,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":2412,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[132,48,53,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789750,"usec":193425},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951228,"noise_level":-25.519608,"freq_skew":-0.996450,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,63,101,179]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":15,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST CLIMB TO [level]","choice":"dM9Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":360}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789750,"usec":950436},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781518,"noise_level":-25.438002,"freq_skew":-3.851502,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789750,"usec":955982},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912553,"noise_level":-25.181892,"freq_skew":-0.760906,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789751,"usec":720216},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897465,"noise_level":-24.986132,"freq_skew":0.949362,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789752,"usec":471462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807709,"noise_level":-25.670143,"freq_skew":0.701176,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"sseq":7,"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":34394,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789752,"usec":474614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976855,"noise_level":-25.504873,"freq_skew":-0.828894,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789752,"usec":480390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715672,"noise_level":-25.940458,"freq_skew":-1.281881,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789753,"usec":237428},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977637,"noise_level":-25.820799,"freq_skew":-0.945125,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[243,178,231,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789753,"usec":240465},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813780,"noise_level":-25.669334,"freq_skew":-2.567555,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789756,"usec":286338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493429,"noise_level":-24.997486,"freq_skew":-1.575346,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789756,"usec":289757},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713075,"noise_level":-25.346010,"freq_skew":-0.739653,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789756,"usec":293242},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591670,"noise_level":-25.218361,"freq_skew":-1.493681,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789757,"usec":49309},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428375,"noise_level":-25.993923,"freq_skew":-1.059790,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789757,"usec":807859},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046985,"noise_level":-26.385494,"freq_skew":0.372334,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":727,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789757,"usec":812363},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360257,"noise_level":-26.170761,"freq_skew":-1.360170,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EHAM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789758,"usec":572612},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464608,"noise_level":-27.039581,"freq_skew":0.617154,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789759,"usec":326780},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592209,"noise_level":-26.545980,"freq_skew":0.666735,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789759,"usec":329906},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454961,"noise_level":-26.381451,"freq_skew":-1.330957,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15050732","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789759,"usec":332326},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607265,"noise_level":-26.273470,"freq_skew":-1.182988,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"YW1343","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789759,"usec":333904},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572669,"noise_level":-26.589725,"freq_skew":0.697350,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15050732","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789759,"usec":334694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874749,"noise_level":-26.586992,"freq_skew":-2.766620,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":95085},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422084,"noise_level":-26.974731,"freq_skew":-2.758090,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":97235},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671563,"noise_level":-27.895176,"freq_skew":0.785055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":97235},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.671563,"noise_level":-27.895176,"freq_skew":0.785055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":854741},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.362514,"noise_level":-27.914179,"freq_skew":-1.580372,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":855267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562632,"noise_level":-28.302254,"freq_skew":0.870293,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":855423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341731,"noise_level":-28.302254,"freq_skew":1.183371,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":857218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778756,"noise_level":-28.863369,"freq_skew":0.876972,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":857578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655256,"noise_level":-29.376625,"freq_skew":-1.156994,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":857634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224936,"noise_level":-29.351101,"freq_skew":0.895416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":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":34451,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":857723},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.616444,"noise_level":-29.351101,"freq_skew":2.989897,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":862584},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.475389,"noise_level":-29.199490,"freq_skew":3.012676,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCTS"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-1.900000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":862584},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.475389,"noise_level":-29.199490,"freq_skew":3.012676,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAS","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W63513","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":862584},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-5.475389,"noise_level":-29.199490,"freq_skew":3.012676,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222047","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":[71,0,39,65,87,90,90,0,77,36,39,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789760,"usec":865960},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359076,"noise_level":-29.124668,"freq_skew":-0.134414,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789761,"usec":620860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523213,"noise_level":-28.525536,"freq_skew":0.939472,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789762,"usec":376028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119138,"noise_level":-28.206944,"freq_skew":2.987277,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789763,"usec":148699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738441,"noise_level":-27.356222,"freq_skew":0.345886,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789764,"usec":668172},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772276,"noise_level":-26.343822,"freq_skew":0.537957,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789764,"usec":673075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913205,"noise_level":-26.325809,"freq_skew":-0.316120,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789769,"usec":231623},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295700,"noise_level":-24.812103,"freq_skew":0.845152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789769,"usec":239635},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881076,"noise_level":-25.373270,"freq_skew":-2.306549,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789770,"usec":343},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728034,"noise_level":-25.964622,"freq_skew":0.732078,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[232,55]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":1,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789770,"usec":4697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261093,"noise_level":-25.827625,"freq_skew":-0.022673,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789770,"usec":762640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265541,"noise_level":-25.445383,"freq_skew":-2.220273,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789770,"usec":764032},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.232322,"noise_level":-26.386786,"freq_skew":0.683933,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789771,"usec":517157},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727232,"noise_level":-26.296656,"freq_skew":-1.472542,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789771,"usec":520597},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768919,"noise_level":-26.084080,"freq_skew":0.772505,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":215,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789772,"usec":276932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262439,"noise_level":-26.512316,"freq_skew":1.428859,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789772,"usec":279517},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609334,"noise_level":-27.298698,"freq_skew":0.665445,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789772,"usec":283596},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099116,"noise_level":-27.139164,"freq_skew":2.292836,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789773,"usec":51690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838719,"noise_level":-26.602800,"freq_skew":1.667385,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789774,"usec":569743},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468630,"noise_level":-26.258524,"freq_skew":-0.039204,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-6.700000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789775,"usec":328803},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736449,"noise_level":-26.152050,"freq_skew":0.713109,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","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":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789775,"usec":331329},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713179,"noise_level":-25.994751,"freq_skew":0.038371,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"DI06CQ","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789775,"usec":331329},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.713179,"noise_level":-25.994751,"freq_skew":0.038371,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789775,"usec":337465},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755763,"noise_level":-25.789354,"freq_skew":0.708243,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24210611","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789776,"usec":96048},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672217,"noise_level":-26.399242,"freq_skew":-1.179958,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[91,65,176,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789776,"usec":97330},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652868,"noise_level":-26.344975,"freq_skew":0.948713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789776,"usec":106176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879339,"noise_level":-26.463055,"freq_skew":0.247438,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789776,"usec":853666},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.229764,"noise_level":-26.510828,"freq_skew":2.280871,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":16,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":12,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789776,"usec":855053},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558852,"noise_level":-26.419409,"freq_skew":0.012426,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789777,"usec":625500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.191640,"noise_level":-25.687244,"freq_skew":-0.881312,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789778,"usec":382059},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869867,"noise_level":-26.148119,"freq_skew":-1.341994,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789778,"usec":384296},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684412,"noise_level":-26.513725,"freq_skew":2.165342,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[110,87,190,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789779,"usec":899305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519167,"noise_level":-25.757027,"freq_skew":-2.357768,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789780,"usec":667105},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836503,"noise_level":-25.678452,"freq_skew":0.808134,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[95,174,164,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789780,"usec":668318},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513945,"noise_level":-25.645113,"freq_skew":-2.591141,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789780,"usec":669375},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219265,"noise_level":-25.595345,"freq_skew":-1.263850,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[137,140,85,247]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789781,"usec":433284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353103,"noise_level":-26.094275,"freq_skew":0.869176,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789782,"usec":190676},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751567,"noise_level":-25.666958,"freq_skew":-0.315115,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"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":[155,111,210,5]},{"name":"subseq_num","value":4}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789784,"usec":472092},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248137,"noise_level":-24.454672,"freq_skew":0.013311,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":390,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789784,"usec":472527},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617204,"noise_level":-25.629520,"freq_skew":-0.192479,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[133,126,161,57]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789784,"usec":475038},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638238,"noise_level":-25.514040,"freq_skew":-0.172544,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1252,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789785,"usec":235671},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868470,"noise_level":-25.351688,"freq_skew":-1.244283,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":355,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789785,"usec":239493},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947460,"noise_level":-25.239820,"freq_skew":0.649783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789785,"usec":241614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717669,"noise_level":-25.145069,"freq_skew":0.650296,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789787,"usec":522338},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610065,"noise_level":-24.137768,"freq_skew":0.053184,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":390,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789787,"usec":525195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420108,"noise_level":-25.339211,"freq_skew":0.701927,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789787,"usec":529888},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638352,"noise_level":-25.819321,"freq_skew":-2.319344,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[158,90,240,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789788,"usec":288636},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696497,"noise_level":-25.617983,"freq_skew":0.672941,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[84,192]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":16,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789788,"usec":289193},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632662,"noise_level":-25.997295,"freq_skew":-1.238777,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":355,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789788,"usec":294137},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764754,"noise_level":-25.859785,"freq_skew":-0.324369,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[133,126,161,57]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789789,"usec":43140},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582010,"noise_level":-26.132938,"freq_skew":-2.298249,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789789,"usec":807757},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405718,"noise_level":-26.601076,"freq_skew":0.690974,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":4026,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789789,"usec":808364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960126,"noise_level":-27.574139,"freq_skew":0.729215,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789789,"usec":811987},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949186,"noise_level":-27.409513,"freq_skew":-2.243826,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2654,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":16,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789789,"usec":818062},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540743,"noise_level":-27.348574,"freq_skew":-1.349582,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789790,"usec":567258},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836344,"noise_level":-27.188129,"freq_skew":0.951406,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789790,"usec":570383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601557,"noise_level":-26.991655,"freq_skew":-2.609619,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[46,179,34,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789790,"usec":576846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219622,"noise_level":-26.818550,"freq_skew":0.693825,"avlc":{"src":{"addr":"02019C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789791,"usec":333213},"freq":136975000,"burst_len_octets":190,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548535,"noise_level":-26.705032,"freq_skew":0.713066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":7,"rseq":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":57089,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":53823,"dst_ref":0,"credit":15,"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":"atn_checksum","value":[147,84,245,30]},{"name":"checksum","value":[73,221]},{"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":232,"spdu_type":"Short Connect"}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789791,"usec":333213},"freq":136975000,"burst_len_octets":190,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.548535,"noise_level":-26.705032,"freq_skew":0.713066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,65,86,65,0,170,148,81,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":57089,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":53823,"dst_ref":0,"credit":15,"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":"atn_checksum","value":[147,84,245,30]},{"name":"checksum","value":[73,221]},{"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":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":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789791,"usec":333420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468915,"noise_level":-26.705032,"freq_skew":-2.342417,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789791,"usec":335156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745751,"noise_level":-27.452492,"freq_skew":1.214072,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789791,"usec":338094},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909988,"noise_level":-27.350664,"freq_skew":-2.501787,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789792,"usec":91075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887894,"noise_level":-26.897045,"freq_skew":-2.214088,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789792,"usec":856059},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612872,"noise_level":-26.902622,"freq_skew":0.763610,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789792,"usec":857319},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576716,"noise_level":-26.826046,"freq_skew":0.749038,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789792,"usec":860027},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.364497,"noise_level":-27.173777,"freq_skew":2.921390,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789792,"usec":863523},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090884,"noise_level":-27.075148,"freq_skew":0.643577,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789793,"usec":616994},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624532,"noise_level":-26.881182,"freq_skew":-2.268669,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":4,"dst_ref":53823,"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":[52,239]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789793,"usec":623300},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418517,"noise_level":-27.115393,"freq_skew":0.725946,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57093,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[166,120]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789793,"usec":624114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187409,"noise_level":-27.095709,"freq_skew":-0.591697,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789793,"usec":626032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987056,"noise_level":-26.978535,"freq_skew":-1.177470,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789794,"usec":386831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790726,"noise_level":-27.210209,"freq_skew":-2.018229,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":138921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853670,"noise_level":-27.725857,"freq_skew":-0.814158,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":901295},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719844,"noise_level":-28.149509,"freq_skew":0.918218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":20.000000,"flags":246,"pdu_id":34717,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":903833},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625224,"noise_level":-27.973724,"freq_skew":-0.255885,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":905060},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652451,"noise_level":-28.398458,"freq_skew":0.123505,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-6.700000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":907887},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525089,"noise_level":-28.968357,"freq_skew":0.468155,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789795,"usec":913657},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629007,"noise_level":-28.847254,"freq_skew":-0.689773,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":656817},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830770,"noise_level":-28.704119,"freq_skew":-0.038860,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":658018},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997530,"noise_level":-28.609991,"freq_skew":-0.989517,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":658751},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648613,"noise_level":-28.540058,"freq_skew":0.123703,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"DI06CQ","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":658913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756666,"noise_level":-28.540058,"freq_skew":0.645875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":659888},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729457,"noise_level":-28.447681,"freq_skew":0.639218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789796,"usec":662401},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904330,"noise_level":-28.333570,"freq_skew":-0.685343,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[158,76,76,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789797,"usec":426065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738750,"noise_level":-27.848572,"freq_skew":0.852208,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789797,"usec":426854},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952223,"noise_level":-27.827158,"freq_skew":0.180822,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789797,"usec":434251},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710769,"noise_level":-27.615862,"freq_skew":-0.218346,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":700,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789798,"usec":191303},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887976,"noise_level":-28.167677,"freq_skew":-0.987797,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,121,132,159]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":16,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789798,"usec":951076},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702578,"noise_level":-27.670574,"freq_skew":0.685930,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789798,"usec":951197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603896,"noise_level":-27.670574,"freq_skew":-2.711452,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789798,"usec":953012},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.540590,"noise_level":-28.361492,"freq_skew":-0.729612,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789798,"usec":959835},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733594,"noise_level":-28.092747,"freq_skew":-2.522763,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789799,"usec":712343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693530,"noise_level":-27.918093,"freq_skew":0.917786,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789799,"usec":716276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682327,"noise_level":-27.641565,"freq_skew":-0.711471,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789799,"usec":721099},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458973,"noise_level":-28.249390,"freq_skew":-3.688867,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"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":2412,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[132,213,98,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789800,"usec":488913},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851924,"noise_level":-27.642395,"freq_skew":0.747138,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789801,"usec":240386},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892110,"noise_level":-27.965816,"freq_skew":0.149423,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789801,"usec":999117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651816,"noise_level":-27.562412,"freq_skew":-0.015596,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":700,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":88},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507458,"noise_level":-28.205269,"freq_skew":0.989783,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":2540},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665184,"noise_level":-28.160704,"freq_skew":0.173380,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":4187},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508725,"noise_level":-28.116364,"freq_skew":0.833400,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":760161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633180,"noise_level":-27.886360,"freq_skew":0.270740,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":760522},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.979548,"noise_level":-27.886360,"freq_skew":3.074398,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-1.700000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789802,"usec":764659},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825445,"noise_level":-27.673637,"freq_skew":3.175251,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W681BS","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789803,"usec":523187},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855033,"noise_level":-27.631712,"freq_skew":3.192333,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789803,"usec":524150},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605515,"noise_level":-27.669840,"freq_skew":1.539098,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"JP0576","msg_num":"M71","msg_num_seq":"A","msg_text":"161641,,1846, 224,N 41.670 W 8.676"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789803,"usec":530721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602324,"noise_level":-27.319906,"freq_skew":3.047578,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789803,"usec":531258},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605697,"noise_level":-27.299755,"freq_skew":-0.925487,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":386,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789804,"usec":279634},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819011,"noise_level":-27.061512,"freq_skew":3.069231,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"SA","blk_id":"2","ack":"!","flight":"W681BS","msg_num":"S47","msg_num_seq":"A","msg_text":"0EV161641V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":16,"min":16,"sec":41}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789805,"usec":44801},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775204,"noise_level":-26.641010,"freq_skew":0.890483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57099,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789805,"usec":807596},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181888,"noise_level":-26.764441,"freq_skew":2.865675,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789805,"usec":807679},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557060,"noise_level":-26.764441,"freq_skew":0.150144,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789806,"usec":566228},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119844,"noise_level":-26.303745,"freq_skew":0.835427,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789806,"usec":570411},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818947,"noise_level":-26.143700,"freq_skew":1.573354,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"JP0576","msg_num":"M71","msg_num_seq":"A","msg_text":"161641,,1846, 224,N 41.670 W 8.676"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789808,"usec":92447},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532918,"noise_level":-25.352692,"freq_skew":0.514148,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[64,171,231,29]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789808,"usec":96959},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682758,"noise_level":-25.130356,"freq_skew":0.080861,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789808,"usec":864065},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662833,"noise_level":-25.077288,"freq_skew":0.629643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"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":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":34812,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789808,"usec":868675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639203,"noise_level":-24.953501,"freq_skew":-2.107321,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789809,"usec":614080},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574547,"noise_level":-24.801207,"freq_skew":0.183225,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789809,"usec":615256},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797549,"noise_level":-25.630119,"freq_skew":0.833092,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789809,"usec":626260},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698754,"noise_level":-26.132282,"freq_skew":-2.505996,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789810,"usec":385430},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062026,"noise_level":-26.311512,"freq_skew":1.660267,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789811,"usec":138528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576406,"noise_level":-26.133707,"freq_skew":0.958539,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[241,136,105,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789811,"usec":907303},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515284,"noise_level":-26.470463,"freq_skew":-1.265537,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789811,"usec":908619},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405450,"noise_level":-26.415749,"freq_skew":0.637717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789811,"usec":913031},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899683,"noise_level":-26.361378,"freq_skew":0.797580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789812,"usec":667442},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616355,"noise_level":-26.235819,"freq_skew":0.644340,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789812,"usec":679280},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751736,"noise_level":-25.852625,"freq_skew":-1.386550,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789812,"usec":679548},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763484,"noise_level":-26.543730,"freq_skew":-0.040794,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,34,167,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789813,"usec":428113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926789,"noise_level":-26.555729,"freq_skew":-2.409379,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789813,"usec":432563},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115778,"noise_level":-26.769369,"freq_skew":-0.430310,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789814,"usec":187325},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003400,"noise_level":-26.582043,"freq_skew":0.178367,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789814,"usec":194535},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586988,"noise_level":-26.700499,"freq_skew":0.802725,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789814,"usec":196265},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462447,"noise_level":-26.625675,"freq_skew":-0.550658,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789815,"usec":712691},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584668,"noise_level":-26.934235,"freq_skew":0.776487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789815,"usec":713736},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678047,"noise_level":-26.876530,"freq_skew":1.624029,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"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":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[100,89]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789815,"usec":716015},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.479295,"noise_level":-26.762259,"freq_skew":2.347933,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789815,"usec":724905},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594970,"noise_level":-26.538128,"freq_skew":2.061355,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":328,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789816,"usec":480518},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704634,"noise_level":-26.159302,"freq_skew":-0.967548,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4100,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789817,"usec":236423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781762,"noise_level":-25.950022,"freq_skew":2.230558,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789818,"usec":3861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503609,"noise_level":-25.128548,"freq_skew":0.036850,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789818,"usec":762905},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437774,"noise_level":-24.988592,"freq_skew":-1.580235,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789818,"usec":772636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072475,"noise_level":-24.775272,"freq_skew":-1.725670,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789819,"usec":523867},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605522,"noise_level":-24.435804,"freq_skew":-1.477676,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789820,"usec":284981},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647684,"noise_level":-24.320770,"freq_skew":0.627444,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789820,"usec":290836},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296756,"noise_level":-25.016033,"freq_skew":1.081485,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"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":[105,146,89,202]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789821,"usec":50833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823825,"noise_level":-25.808414,"freq_skew":-0.351941,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789821,"usec":52147},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541104,"noise_level":-25.740870,"freq_skew":-1.460224,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789821,"usec":52147},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.541104,"noise_level":-25.740870,"freq_skew":-1.460224,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789821,"usec":810407},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997495,"noise_level":-25.680199,"freq_skew":0.781357,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[34,116,203,74]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789821,"usec":813375},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378630,"noise_level":-25.580544,"freq_skew":-0.705123,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789822,"usec":567976},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180062,"noise_level":-26.572262,"freq_skew":0.719123,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789823,"usec":329253},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011467,"noise_level":-26.867895,"freq_skew":0.367772,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[176,32,149,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789823,"usec":331055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019596,"noise_level":-26.734856,"freq_skew":1.971065,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789823,"usec":331817},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.614487,"noise_level":-26.678455,"freq_skew":0.362280,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19051,"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":[221,77,212,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789823,"usec":336254},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354672,"noise_level":-26.438202,"freq_skew":0.751396,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,96]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789824,"usec":92674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.281595,"noise_level":-26.186693,"freq_skew":0.233779,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789824,"usec":92791},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693271,"noise_level":-26.186693,"freq_skew":-2.359725,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":486,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789824,"usec":858614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638468,"noise_level":-26.203503,"freq_skew":0.577290,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789824,"usec":864075},"freq":136975000,"burst_len_octets":276,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566136,"noise_level":-26.242926,"freq_skew":-0.095862,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":3,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":56,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,123,196,106]}]}],"unknown_proto":{"data":[0,169,39,83,193,220,17,12,9,36,37,63,18,139,11,248,56,225,113,165,231,131,176,68,16,0,248,177,224,236,17,6,228,125,0,144,149,140,35,125,229,72,50,224,214,5,59,184,243,198,156,49,99,200,223,121,90,44,73,241,1,139,207,182,29,250,237,226,179,8,161,19,93,185,10,41,41,140,207,7,96,134,166,23,2,136,66,88,57,104,80,111,188,18,136,35,8,131,208,71,208,9,9,88,194,13,247,149,32,203,131,90,29,114,16,248,11,42,122,7,158,52,225,139,30,65,190,242,180,88,147,226,71,7,2,19,1,102,79,64,240,196,236,50,176,80,55,222,84,139,74,164,248,233,24,66,96,42,129,112,29,180,32,134,112,161,6,251,199,125,2,16,80,46,3,182,27,80,206,36,176,222,136,239,212,129,128,47,64,234,173,252,52,178,248,44,146,80,159,46,12,40,247,84,129,192,84,27,216,58,98,159,13,64,224,10,15,144,170,211,131,66,64,167,32,112,16,10,15,122,7,32,1,97,179,33,96,139,18]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789825,"usec":614609},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528992,"noise_level":-26.787045,"freq_skew":-0.327216,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":3,"more":true,"reasm_status":"in progress","clnp":{"err":true,"unknown_proto":{"data":[164,89,209,32,200,142,100,14,2,46,3,143,161,240,217,154,192,68,121,18,28,129,129,11,128,227,192,204,54,115,200,16,206,68,171,31,64,19,208,56,218,23,13,161,146,3,227,149,39,211,161,86,68,237,31,80,20,58,184,14,48,153,67,104,31,0,228,100,83,177,244,4,61,195,138,161,48,217,219,32,54,185,38,20,249,147,228,88,241,205,1,67,170,27,88,21,26,142,101,192,112,243,230,27,28,158,6,99,35,37,142,96,33,238,28,56,244,134,198,107,1,148,72,213,155,50,99,35,53,141,200,10,21,80,218,192,168,212,110,61,195,131,31,16,217,18,192,46,89,26,179,102,76,164,117,177,185,1,66,138,27,88,21,26,141,199,184,112,4,10,27,82,130,5,71,35,86,108,201,156,144,158,55,32,40,77,67,107,2,163,81,184,247,13,244,154,67,115,46,128,145,165,57,245,32,196,146,83,70,228,6,0,143,212,110,61,131,134,190,80,221,10,16,24,9,50,77,40,85,100,185,49,185,1,0,21,149,128,113,6,178,27,160,210,2,189,37,247,141,197,192,113,6,178,27,160]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789825,"usec":614609},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.528992,"noise_level":-26.787045,"freq_skew":-0.327216,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":3,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":56,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,123,196,106]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":40,"min":44,"sec":19.100000,"dir":"north"},"lon":{"deg":7,"min":7,"sec":4.600000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":17,"sec":1}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":17,"sec":1}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":41,"sec":55}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"VEDOD","eta":{"hour":0,"min":49,"sec":30}}}]},"ground_vector":{"ground_track":{"val":201.150000,"unit":"deg"},"ground_speed":{"val":429.500000,"unit":"kts"},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":222.100000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.776000,"unit":""},"ias":{"val":275.000000,"unit":"kts"}}}},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":162.000000,"unit":"kts"}}},"wind_direction":{"val":294.000000,"unit":"deg"},"temperature":{"val":-50.500000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":16,"sec":53}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":40,"min":33,"sec":3.700000,"dir":"north"},"lon":{"deg":7,"min":11,"sec":26.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":18,"sec":34},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":58,"sec":57},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":29.800000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":28},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":35},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":3.200000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":52},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":21.800000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":58.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":42},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":1,"sec":19},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":8,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":3},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":21},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":54},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":11,"sec":7},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":37},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":39},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":38},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":23,"sec":9},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":55},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":55},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":56},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":35},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77230.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73420.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.777000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.750000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.777000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.750000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789826,"usec":382844},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655838,"noise_level":-26.379322,"freq_skew":0.916127,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789827,"usec":138834},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830269,"noise_level":-26.520460,"freq_skew":2.031494,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789827,"usec":138834},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.830269,"noise_level":-26.520460,"freq_skew":2.031494,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[105,217,231,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789827,"usec":139921},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753065,"noise_level":-26.465431,"freq_skew":-1.642891,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,114]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789828,"usec":668356},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536704,"noise_level":-25.794668,"freq_skew":-0.406603,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":3,"more":true,"reasm_status":"in progress","clnp":{"err":true,"unknown_proto":{"data":[164,89,209,32,200,142,100,14,2,46,3,143,161,240,217,154,192,68,121,18,28,129,129,11,128,227,192,204,54,115,200,16,206,68,171,31,64,19,208,56,218,23,13,161,146,3,227,149,39,211,161,86,68,237,31,80,20,58,184,14,48,153,67,104,31,0,228,100,83,177,244,4,61,195,138,161,48,217,219,32,54,185,38,20,249,147,228,88,241,205,1,67,170,27,88,21,26,142,101,192,112,243,230,27,28,158,6,99,35,37,142,96,33,238,28,56,244,134,198,107,1,148,72,213,155,50,99,35,53,141,200,10,21,80,218,192,168,212,110,61,195,131,31,16,217,18,192,46,89,26,179,102,76,164,117,177,185,1,66,138,27,88,21,26,141,199,184,112,4,10,27,82,130,5,71,35,86,108,201,156,144,158,55,32,40,77,67,107,2,163,81,184,247,13,244,154,67,115,46,128,145,165,57,245,32,196,146,83,70,228,6,0,143,212,110,61,131,134,190,80,221,10,16,24,9,50,77,40,85,100,185,49,185,1,0,21,149,128,113,6,178,27,160,210,2,189,37,247,141,197,192,113,6,178,27,160]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789828,"usec":668356},"freq":136975000,"burst_len_octets":390,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.536704,"noise_level":-25.794668,"freq_skew":-0.406603,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":3,"more":false,"reasm_status":"complete","clnp":{"err":true,"unknown_proto":{"data":[164,89,209,32,200,142,100,14,2,46,3,143,161,240,217,154,192,68,121,18,28,129,129,11,128,227,192,204,54,115,200,16,206,68,171,31,64,19,208,56,218,23,13,161,146,3,227,149,39,211,161,86,68,237,31,80,20,58,184,14,48,153,67,104,31,0,228,100,83,177,244,4,61,195,138,161,48,217,219,32,54,185,38,20,249,147,228,88,241,205,1,67,170,27,88,21,26,142,101,192,112,243,230,27,28,158,6,99,35,37,142,96,33,238,28,56,244,134,198,107,1,148,72,213,155,50,99,35,53,141,200,10,21,80,218,192,168,212,110,61,195,131,31,16,217,18,192,46,89,26,179,102,76,164,117,177,185,1,66,138,27,88,21,26,141,199,184,112,4,10,27,82,130,5,71,35,86,108,201,156,144,158,55,32,40,77,67,107,2,163,81,184,247,13,244,154,67,115,46,128,145,165,57,245,32,196,146,83,70,228,6,0,143,212,110,61,131,134,190,80,221,10,16,24,9,50,77,40,85,100,185,49,185,1,0,21,149,128,113,6,178,27,160,210,2,189,37,247,141,197,192,113,6,178,27,160,210,2,189,37,247,141,192,33,112,28,65,234,134,232,49,128,174,201,126,35,108,8,123,7,19,12,97,186,7,0,40,18,76,106,205,218,73,136,226,250,2,16,40,175,96,227,73,188,55,55,236,1,81,199,135,26,180,155,114,33,224,33,0,168,30,43,87,135,43,144,138,131,232,37,144,138,131,232,37,144,132,3,164,37,156,129,199,180,170,66,16,14,144,150,16,9,215,212,163,128]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789828,"usec":671071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829150,"noise_level":-26.041489,"freq_skew":0.030461,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789828,"usec":672042},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430138,"noise_level":-25.989403,"freq_skew":0.684511,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789829,"usec":429425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174335,"noise_level":-25.600132,"freq_skew":0.669652,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789829,"usec":431240},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794408,"noise_level":-25.517769,"freq_skew":-0.089217,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":187544},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021245,"noise_level":-26.399710,"freq_skew":0.621635,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14851,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":57,"variable_part_params":[{"name":"atn_checksum","value":[66,19,72,40]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":192084},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795371,"noise_level":-27.054543,"freq_skew":-0.946496,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,199,185,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":17,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":950795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571993,"noise_level":-26.937922,"freq_skew":0.538982,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":951332},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608137,"noise_level":-26.918636,"freq_skew":-0.122402,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":954126},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463564,"noise_level":-27.680878,"freq_skew":0.868187,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":956495},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551512,"noise_level":-27.576353,"freq_skew":-0.335559,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789830,"usec":956495},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.551512,"noise_level":-27.576353,"freq_skew":-0.335559,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789831,"usec":707141},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769020,"noise_level":-28.114464,"freq_skew":-0.944869,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789831,"usec":707141},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.769020,"noise_level":-28.114464,"freq_skew":-0.944869,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789831,"usec":711686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102057,"noise_level":-27.853142,"freq_skew":0.931761,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789832,"usec":472344},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791373,"noise_level":-27.993725,"freq_skew":-3.552489,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[76,163,209,205]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789832,"usec":472344},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.791373,"noise_level":-27.993725,"freq_skew":-3.552489,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"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":[181,78,194,27]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789832,"usec":476535},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992570,"noise_level":-27.693729,"freq_skew":-0.941332,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789832,"usec":478039},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683427,"noise_level":-27.630772,"freq_skew":1.606623,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789833,"usec":232329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153626,"noise_level":-27.302490,"freq_skew":-3.922091,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789834,"usec":767545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650607,"noise_level":-26.575525,"freq_skew":-1.744322,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789837,"usec":810786},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004965,"noise_level":-24.986467,"freq_skew":1.362462,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789838,"usec":574417},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889249,"noise_level":-24.713211,"freq_skew":-2.358705,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":4,"rseq":15,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[213,4,66,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789840,"usec":96020},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854434,"noise_level":-23.859865,"freq_skew":0.643667,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":255,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":144,"diag_code_descr":"Idle timer expired"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789840,"usec":853300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659265,"noise_level":-23.745440,"freq_skew":-2.493903,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[11,169,229,122]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789840,"usec":853528},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575672,"noise_level":-24.225780,"freq_skew":-2.634632,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":23,"pkt_type_name":"Clear Confirm","chan_group":11,"chan_num":255}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789840,"usec":859589},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645857,"noise_level":-23.988850,"freq_skew":-1.906237,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[155,45]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789841,"usec":612212},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679975,"noise_level":-24.425707,"freq_skew":0.959093,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789842,"usec":374281},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695713,"noise_level":-24.071575,"freq_skew":-2.260766,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"D73","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39956-0045371614 25745-3312881390OP/9W063164\r\n 39932-0046441615 26005-335291139010/9W007010\r\n 39907-0047581616 26335-345291140010IH-007011\r\n 39881-0048751617 26921-3572881430/9Z"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789843,"usec":142648},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667666,"noise_level":-24.376259,"freq_skew":2.970561,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[242,211,90,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789844,"usec":668596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947284,"noise_level":-23.398369,"freq_skew":0.467143,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789846,"usec":189741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835553,"noise_level":-22.996752,"freq_skew":-3.891208,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789846,"usec":190197},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808193,"noise_level":-23.546484,"freq_skew":-2.164876,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"D73","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39956-0045371614 25745-3312881390OP/9W063164\r\n 39932-0046441615 26005-335291139010/9W007010\r\n 39907-0047581616 26335-345291140010IH-007011\r\n 39881-0048751617 26921-3572881430/9Z"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789846,"usec":190444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-14.345498,"noise_level":-23.533428,"freq_skew":1.042186,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789846,"usec":947412},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740657,"noise_level":-23.301708,"freq_skew":0.902894,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789846,"usec":952559},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693700,"noise_level":-23.999331,"freq_skew":-2.158359,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AV0011","msg_num":"D73","msg_num_seq":"B","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39956-0045371614 25745-3312881390OP/9W063164\r\n 39932-0046441615 26005-335291139010/9W007010\r\n 39907-0047581616 26335-345291140010IH-007011\r\n 39881-0048751617 26921-3572881430/9ZY,120306"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789847,"usec":711378},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891264,"noise_level":-23.701653,"freq_skew":0.728929,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789848,"usec":481423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507844,"noise_level":-23.286102,"freq_skew":-2.124550,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789849,"usec":237285},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793729,"noise_level":-24.204357,"freq_skew":0.788383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":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":35103,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789849,"usec":997608},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875739,"noise_level":-24.435085,"freq_skew":0.880350,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[134,213,228,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789849,"usec":998774},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702481,"noise_level":-24.391773,"freq_skew":-0.435015,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":400,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789849,"usec":998868},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904390,"noise_level":-24.377384,"freq_skew":-1.057710,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789850,"usec":32},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339699,"noise_level":-24.348677,"freq_skew":0.092061,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789850,"usec":32},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.339699,"noise_level":-24.348677,"freq_skew":0.092061,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"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":[152,192,252,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789850,"usec":766861},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704107,"noise_level":-25.179321,"freq_skew":0.628583,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":48.500000,"flags":192,"pdu_id":21581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789850,"usec":769559},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261684,"noise_level":-25.496342,"freq_skew":0.873862,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789850,"usec":770083},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436751,"noise_level":-26.156340,"freq_skew":1.610265,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"LO0426","msg_num":"M32","msg_num_seq":"A","msg_text":"161728,M126256,1924, 276,N 40.977 W 6.340"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789851,"usec":527444},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365180,"noise_level":-26.630556,"freq_skew":1.485692,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2858,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,85]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789851,"usec":529070},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603293,"noise_level":-27.064772,"freq_skew":0.789166,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789852,"usec":283346},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831543,"noise_level":-26.775764,"freq_skew":0.692263,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":44062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602646,"noise_level":-26.260740,"freq_skew":0.800926,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":44776},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452608,"noise_level":-26.760117,"freq_skew":1.291573,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":46023},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204629,"noise_level":-27.606287,"freq_skew":0.880495,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":46915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615299,"noise_level":-27.543955,"freq_skew":-1.181892,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":49685},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718352,"noise_level":-27.359604,"freq_skew":0.868127,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":58,"variable_part_params":[{"name":"atn_checksum","value":[93,224,103,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":810064},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696748,"noise_level":-27.319164,"freq_skew":-0.193356,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":810173},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745961,"noise_level":-28.369579,"freq_skew":-0.264035,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":812189},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467812,"noise_level":-28.234043,"freq_skew":-0.278973,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":58,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[35,54,156,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":812460},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490369,"noise_level":-28.691338,"freq_skew":-1.226858,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":814263},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790562,"noise_level":-28.550730,"freq_skew":0.853510,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789853,"usec":814263},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.790562,"noise_level":-28.550730,"freq_skew":0.853510,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":58,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[53,87,51,119]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789854,"usec":565814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765255,"noise_level":-28.119909,"freq_skew":2.867725,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789854,"usec":567259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627962,"noise_level":-28.031872,"freq_skew":-0.499452,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789854,"usec":571112},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455110,"noise_level":-27.836988,"freq_skew":0.464728,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789854,"usec":571112},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.455110,"noise_level":-27.836988,"freq_skew":0.464728,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[164,235,30,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789856,"usec":96734},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711364,"noise_level":-26.903961,"freq_skew":1.592663,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":231,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789856,"usec":850330},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486221,"noise_level":-26.694946,"freq_skew":0.778407,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789857,"usec":610220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.944766,"noise_level":-26.237823,"freq_skew":-0.364763,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789857,"usec":611211},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598418,"noise_level":-26.184551,"freq_skew":1.397487,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2859,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789857,"usec":612017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.302619,"noise_level":-27.049675,"freq_skew":-2.359010,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789857,"usec":614486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773326,"noise_level":-27.029535,"freq_skew":0.727609,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":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":35149,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789858,"usec":384426},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011057,"noise_level":-26.704010,"freq_skew":0.957857,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789858,"usec":387860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127078,"noise_level":-26.518074,"freq_skew":-1.359771,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789859,"usec":140309},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614841,"noise_level":-27.073965,"freq_skew":-2.567225,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789859,"usec":903720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517919,"noise_level":-26.469883,"freq_skew":-0.180163,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789859,"usec":905403},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548669,"noise_level":-26.378889,"freq_skew":0.668575,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789860,"usec":665380},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550530,"noise_level":-26.253080,"freq_skew":0.875420,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14855,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":57,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[161,207,40,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789860,"usec":670617},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546198,"noise_level":-26.190811,"freq_skew":-0.312116,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789861,"usec":429640},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675131,"noise_level":-26.972399,"freq_skew":0.975563,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789861,"usec":434195},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782850,"noise_level":-26.686401,"freq_skew":1.187075,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[236,61,247,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789862,"usec":189028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963046,"noise_level":-26.211941,"freq_skew":0.084036,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789862,"usec":953843},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464636,"noise_level":-25.829773,"freq_skew":0.192987,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[94,179,212,191]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789863,"usec":720107},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556852,"noise_level":-25.175282,"freq_skew":1.951150,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-4.400000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789864,"usec":472900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824879,"noise_level":-25.139984,"freq_skew":-2.549588,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":147,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789864,"usec":475302},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630085,"noise_level":-25.015306,"freq_skew":1.960030,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WDX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W625EX","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789864,"usec":476033},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824678,"noise_level":-25.048420,"freq_skew":1.923270,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"23222326","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":[71,0,39,65,87,90,90,0,77,36,214,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789865,"usec":238073},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939188,"noise_level":-24.698324,"freq_skew":2.176861,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789868,"usec":280586},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015592,"noise_level":-23.321545,"freq_skew":0.694514,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789869,"usec":48590},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568015,"noise_level":-22.947742,"freq_skew":-2.746982,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789869,"usec":801474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027546,"noise_level":-23.412048,"freq_skew":0.794677,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789870,"usec":569712},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720380,"noise_level":-23.133524,"freq_skew":0.867110,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789871,"usec":333251},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640838,"noise_level":-22.839529,"freq_skew":-0.298962,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53673,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,141,157,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789872,"usec":96221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407003,"noise_level":-22.439369,"freq_skew":0.723504,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[9,111,233,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789872,"usec":97067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685243,"noise_level":-22.990353,"freq_skew":-0.371644,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789872,"usec":97340},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722723,"noise_level":-22.978106,"freq_skew":0.688487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789872,"usec":99074},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775727,"noise_level":-23.546169,"freq_skew":-0.340855,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,189,125,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789872,"usec":857344},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662219,"noise_level":-23.339596,"freq_skew":-1.405529,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789873,"usec":623543},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796270,"noise_level":-23.038664,"freq_skew":0.727630,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2353,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[119,65,253,244]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2353,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,209,14,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":17,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789873,"usec":626001},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867082,"noise_level":-23.505537,"freq_skew":-1.644641,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789873,"usec":627277},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623104,"noise_level":-24.319054,"freq_skew":-1.464838,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"49","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"M11","msg_num_seq":"A","msg_text":"01CLER AEA193/301617LEMDSKBO\r\n+33008301.5- 19.0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789874,"usec":378361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427919,"noise_level":-24.024202,"freq_skew":2.105028,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789874,"usec":380293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817630,"noise_level":-23.955452,"freq_skew":0.676283,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789874,"usec":380674},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978294,"noise_level":-23.941765,"freq_skew":2.143069,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789875,"usec":140733},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930051,"noise_level":-23.896729,"freq_skew":-1.648140,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":5,"dst_ref":53827,"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":[238,0]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789875,"usec":908969},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562645,"noise_level":-23.267128,"freq_skew":-1.555536,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789876,"usec":662564},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523773,"noise_level":-23.116610,"freq_skew":-0.263983,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,189,125,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789876,"usec":663735},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827378,"noise_level":-23.659746,"freq_skew":-1.735793,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789877,"usec":421590},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.948082,"noise_level":-24.630106,"freq_skew":-0.743660,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789877,"usec":426842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736513,"noise_level":-24.396441,"freq_skew":-1.444207,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789878,"usec":196827},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592694,"noise_level":-24.909670,"freq_skew":0.687050,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2353,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,122,236,85]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":17,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789878,"usec":951184},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657347,"noise_level":-24.758137,"freq_skew":1.655426,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789878,"usec":957452},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530054,"noise_level":-25.532898,"freq_skew":0.576556,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789878,"usec":957452},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.530054,"noise_level":-25.532898,"freq_skew":0.576556,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":2353,"variable_part_params":[{"name":"atn_checksum","value":[188,235,206,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789879,"usec":710639},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418272,"noise_level":-25.370197,"freq_skew":0.761108,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789879,"usec":713284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078046,"noise_level":-26.129864,"freq_skew":-2.736150,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789879,"usec":715959},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830952,"noise_level":-27.098730,"freq_skew":0.893653,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789880,"usec":480340},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420421,"noise_level":-26.601851,"freq_skew":-1.513964,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789881,"usec":242592},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939982,"noise_level":-27.025177,"freq_skew":0.614332,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":697,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":14,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789882,"usec":757703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966968,"noise_level":-26.296072,"freq_skew":0.722035,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789883,"usec":527092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.557096,"noise_level":-25.757248,"freq_skew":0.289481,"avlc":{"src":{"addr":"39DE41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789883,"usec":531232},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676716,"noise_level":-25.606878,"freq_skew":-0.925728,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[213,50]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789883,"usec":532274},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724705,"noise_level":-26.541040,"freq_skew":1.756844,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[87,192]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789885,"usec":43845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904495,"noise_level":-26.802822,"freq_skew":0.818126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789885,"usec":44284},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439945,"noise_level":-26.992615,"freq_skew":0.445211,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":4,"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":4029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[170,128]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789885,"usec":46036},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572160,"noise_level":-27.882156,"freq_skew":0.500407,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789885,"usec":814113},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556418,"noise_level":-27.339813,"freq_skew":0.910132,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789885,"usec":815205},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447191,"noise_level":-27.259302,"freq_skew":0.810437,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789886,"usec":574919},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095020,"noise_level":-26.810307,"freq_skew":2.116696,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789886,"usec":577227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268820,"noise_level":-27.252653,"freq_skew":-2.186217,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789886,"usec":578094},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991410,"noise_level":-27.212706,"freq_skew":0.149938,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789888,"usec":94998},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182495,"noise_level":-27.339437,"freq_skew":-0.875252,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[176,167]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789888,"usec":101668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911449,"noise_level":-27.463657,"freq_skew":0.052468,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789888,"usec":862157},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596303,"noise_level":-27.220938,"freq_skew":-0.567601,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":429,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789888,"usec":862990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849952,"noise_level":-27.201015,"freq_skew":0.721976,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":5,"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":35368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789889,"usec":615628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055940,"noise_level":-26.698418,"freq_skew":0.712526,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789889,"usec":625048},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921707,"noise_level":-26.457619,"freq_skew":1.635426,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789891,"usec":138988},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930813,"noise_level":-26.849274,"freq_skew":-2.555657,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":5,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[18,249,235,157]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,119,143,166]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789891,"usec":145498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222759,"noise_level":-26.530315,"freq_skew":-0.934966,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789891,"usec":902114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.267591,"noise_level":-26.586662,"freq_skew":-2.437486,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789893,"usec":434370},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616743,"noise_level":-25.539839,"freq_skew":0.711702,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789894,"usec":946693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792305,"noise_level":-25.249153,"freq_skew":-1.578206,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789894,"usec":947079},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902067,"noise_level":-25.330177,"freq_skew":-0.012114,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":3,"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":702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789894,"usec":953966},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666712,"noise_level":-25.108406,"freq_skew":-1.534219,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":544,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789894,"usec":955068},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987810,"noise_level":-25.092781,"freq_skew":-2.354418,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,142,124,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":13}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789894,"usec":957628},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730216,"noise_level":-25.015068,"freq_skew":-2.598201,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":219,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":714612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704850,"noise_level":-24.922724,"freq_skew":0.763810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":719232},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537260,"noise_level":-25.240591,"freq_skew":-1.320770,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":586,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":719963},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411561,"noise_level":-25.224726,"freq_skew":-1.147696,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":721120},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519209,"noise_level":-25.161552,"freq_skew":0.882946,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":722165},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910178,"noise_level":-25.434982,"freq_skew":-2.498984,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789895,"usec":722282},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518626,"noise_level":-25.434982,"freq_skew":-1.774619,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"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":[211,97,126,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789896,"usec":480698},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719632,"noise_level":-26.542311,"freq_skew":2.760314,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAS","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"W63513","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789896,"usec":480698},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.719632,"noise_level":-26.542311,"freq_skew":2.760314,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":"23222047","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":[71,0,39,65,87,90,90,0,77,36,39,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789897,"usec":233638},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.105894,"noise_level":-26.323717,"freq_skew":-2.251320,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":4,"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":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[103,198,30,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789897,"usec":994526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898312,"noise_level":-25.817101,"freq_skew":1.708394,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789897,"usec":995136},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474503,"noise_level":-25.783226,"freq_skew":-1.091925,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":150,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789897,"usec":996272},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918567,"noise_level":-26.735210,"freq_skew":2.773057,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789898,"usec":764998},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604303,"noise_level":-26.240313,"freq_skew":-1.208855,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":586,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789898,"usec":771003},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581819,"noise_level":-25.994389,"freq_skew":-2.755688,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":219,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789899,"usec":524371},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821819,"noise_level":-25.925385,"freq_skew":0.892641,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789899,"usec":526697},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567273,"noise_level":-25.772099,"freq_skew":-2.581935,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":0,"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":37,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789900,"usec":287423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751254,"noise_level":-25.343897,"freq_skew":0.722464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789900,"usec":290574},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812386,"noise_level":-25.184666,"freq_skew":1.394227,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789900,"usec":291397},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860782,"noise_level":-25.168900,"freq_skew":0.327341,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789900,"usec":291397},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.860782,"noise_level":-25.168900,"freq_skew":0.327341,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789901,"usec":51522},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585428,"noise_level":-25.059347,"freq_skew":-1.203118,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789902,"usec":576759},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.254586,"noise_level":-25.000565,"freq_skew":2.904673,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789903,"usec":334929},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894720,"noise_level":-24.670849,"freq_skew":2.785315,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789903,"usec":337224},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345879,"noise_level":-24.879887,"freq_skew":-1.324886,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789904,"usec":848477},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655588,"noise_level":-24.333763,"freq_skew":1.004560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789904,"usec":850336},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842246,"noise_level":-24.248350,"freq_skew":-0.339421,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2645,"credit":2,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[253,6,250,222]},{"name":"subseq_num","value":4}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789904,"usec":859105},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587484,"noise_level":-25.072380,"freq_skew":-1.532944,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789905,"usec":621923},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617340,"noise_level":-25.779907,"freq_skew":0.830412,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":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":35481,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789905,"usec":622813},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690748,"noise_level":-25.746178,"freq_skew":-3.865229,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789906,"usec":378518},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522957,"noise_level":-25.448372,"freq_skew":-1.568104,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789906,"usec":381003},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583916,"noise_level":-26.366783,"freq_skew":0.797854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789906,"usec":384961},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238306,"noise_level":-26.276857,"freq_skew":-0.592627,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789907,"usec":145883},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250199,"noise_level":-26.753384,"freq_skew":0.652408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789907,"usec":904674},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343699,"noise_level":-26.511076,"freq_skew":-2.775606,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789908,"usec":665528},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533503,"noise_level":-26.539684,"freq_skew":-2.808158,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15040625","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,149,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789908,"usec":666905},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357252,"noise_level":-26.466228,"freq_skew":-2.844550,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"YW1151","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789909,"usec":423931},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828030,"noise_level":-27.073326,"freq_skew":0.833710,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789909,"usec":431768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589857,"noise_level":-26.765095,"freq_skew":-2.670915,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789909,"usec":435504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690583,"noise_level":-26.614983,"freq_skew":0.057080,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789910,"usec":186392},"freq":136975000,"burst_len_octets":679,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633360,"noise_level":-26.412731,"freq_skew":-1.154242,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AT652D","msg_num":"119","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-01-30T15:58:25.337Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"CN-RHH\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"GMFF\",\"arrivalAirportCode\":\"LFPO\",\"flightNumber\":\"RAM652D\",\"flightLegStartTime\":\"2026-01-30T14:44:25.345Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T15:58:25.337Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG33-0HMA-0010\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000017L:::3\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T15:58:25.337Z\",\"eventType\":\"TM1_CLIPMEDIAN_CRUISE_RPT_A\",\"instances\":[{\"name\":\"TM1TEMP1_MED\",\"values\":[366.35]},{\"name\":\"TM1TEMP2_MED\",\"values\":[364.578]},{\"name\":\"TM1TEMPDIFF_MED\",\"values\":[0.872]},{\"name\":\"PM1PRESSURE1_MED\",\"values\":[34.609]},{\"name\":\"PM1PRESSURE2_MED\",\"values\":[33.93]},{\"name\":\"PACKFLOWDIFF_MED\",\"values\":[0.602]},{\"name\":\"PACKINPRESDIFF_MED\",\"values\":[2.07]}]}]}]}]}}"}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789910,"usec":959948},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539346,"noise_level":-25.866844,"freq_skew":0.945451,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789913,"usec":236313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809546,"noise_level":-26.543152,"freq_skew":-0.275548,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789914,"usec":892},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.864065,"noise_level":-26.597256,"freq_skew":3.014985,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789914,"usec":1490},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311354,"noise_level":-26.560207,"freq_skew":-1.265493,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789914,"usec":2621},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702586,"noise_level":-27.228127,"freq_skew":-0.362670,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53673,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,108,93,101]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":1,"value_descr":"not finished"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"UNABLE","choice":"dM1NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789914,"usec":765141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692838,"noise_level":-26.519222,"freq_skew":1.072020,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789914,"usec":766934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601544,"noise_level":-26.640259,"freq_skew":-0.237955,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789915,"usec":525528},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303081,"noise_level":-26.257048,"freq_skew":0.606085,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":4030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,96]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789916,"usec":293666},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984903,"noise_level":-26.878664,"freq_skew":-0.196615,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53673,"credit":4,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[47,18,14,35]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789917,"usec":45741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664877,"noise_level":-27.311623,"freq_skew":0.714051,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789917,"usec":810077},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357515,"noise_level":-26.821800,"freq_skew":-1.304525,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789917,"usec":813568},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688032,"noise_level":-26.802771,"freq_skew":-1.502105,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"3","ack":"!","flight":"DK1159","msg_num":"J32","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071D1317DFAB884CD16C1D0C58B1F1C75E600E12A0F980000F0D418000000D1D142FDFBAC84D00061D53C7E328884D00C41D","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":40.885963,"lon":-5.683022,"alt":33996,"ts_sec":1115.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":52.382812,"true_trk_valid":true,"gnd_spd_kts":499.000000,"vspd_ftmin":0}},{"air_ref_data":{"true_hdg_deg":37.265625,"true_hdg_valid":true,"spd_mach":0.768000,"vspd_ftmin":0.000000}},{"predicted_route":{"next_wpt":{"lat":40.891972,"lon":-5.672550,"alt":34000,"eta_sec":6},"next_next_wpt":{"lat":41.241302,"lon":-5.069847,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789918,"usec":573424},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502458,"noise_level":-27.240541,"freq_skew":-1.220907,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789919,"usec":332655},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916926,"noise_level":-26.754599,"freq_skew":0.766018,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789920,"usec":94769},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682389,"noise_level":-26.402653,"freq_skew":-3.911859,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[132,48,53,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789920,"usec":95836},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597519,"noise_level":-26.330341,"freq_skew":0.776807,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789920,"usec":861786},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777642,"noise_level":-25.840349,"freq_skew":-0.259536,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789920,"usec":866751},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738798,"noise_level":-25.638527,"freq_skew":0.734104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35584,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789921,"usec":621386},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612933,"noise_level":-25.539351,"freq_skew":-1.357909,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789921,"usec":627912},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769452,"noise_level":-26.154678,"freq_skew":0.536227,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":142414},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499664,"noise_level":-25.706814,"freq_skew":0.819234,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":146917},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473159,"noise_level":-25.623436,"freq_skew":-0.401081,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":146917},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.473159,"noise_level":-25.623436,"freq_skew":-0.401081,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":149953},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391313,"noise_level":-25.590307,"freq_skew":1.571760,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25","26BA85","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":906672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875688,"noise_level":-26.400290,"freq_skew":0.903874,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789923,"usec":909441},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506764,"noise_level":-26.310020,"freq_skew":1.523497,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":662480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337799,"noise_level":-26.595322,"freq_skew":1.390923,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LO0426","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":662601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-13.995766,"noise_level":-26.595322,"freq_skew":-2.793653,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":663317},"freq":136975000,"burst_len_octets":659,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623997,"noise_level":-27.306450,"freq_skew":-0.623963,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":58,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,248,195,149]}]}],"unknown_proto":{"data":[0,169,36,147,193,220,18,168,9,35,205,63,18,132,212,152,55,66,193,190,135,131,176,74,144,1,24,113,224,236,18,98,228,125,0,144,132,160,19,125,228,250,115,32,196,4,86,185,19,76,140,34,243,84,223,121,38,20,25,149,64,98,15,40,32,202,236,160,247,9,41,13,93,145,8,169,73,118,207,7,96,146,70,94,130,62,128,72,66,80,8,111,188,159,78,100,24,144,213,80,150,64,71,160,137,166,70,17,121,170,27,239,36,194,131,50,172,69,148,37,144,22,202,244,16,129,21,66,136,28,3,125,228,90,83,98,196,138,155,4,178,2,61,3,246,146,48,180,24,96,223,121,82,125,106,80,99,16,1,44,128,143,64,243,198,156,49,99,200,55,222,86,139,18,124,72,220,248,75,32,35,216,60,49,59,12,172,20,13,247,149,34,210,169,62,57,54,18,200,8,2,25,189,3,164,200,80,215,152,80,223,117,50,213,40,247,40,75,32,42,181,112,28,185,75,134,234,194,134,251,200,58,66,88,80,46,3,150,14]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":663317},"freq":136975000,"burst_len_octets":659,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.623997,"noise_level":-27.306450,"freq_skew":-0.623963,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":20702,"priority":0,"lifetime":110.500000,"flags":227,"pdu_id":30984,"offset":13441,"pdu_total_len":32815,"more":false,"reasm_status":"in progress","unknown_proto":{"data":[64,227,11,180,56,241,16,44,130,66,139,82,12,233,15,164,129,192,71,160,111,185,90,29,52,50,14,165,33,193,157,38,156,141,54,64,224,41,117,112,27,184,129,135,110,44,130,134,201,11,100,12,8,123,134,233,133,161,224,17,192,151,178,100,25,149,39,201,32,35,114,2,136,0,35,245,27,139,128,220,237,212,60,81,152,16,206,73,139,27,128,19,208,55,48,83,15,36,1,3,201,147,32,195,159,74,73,241,27,144,20,42,244,13,208,82,67,207,44,0,198,164,233,49,34,211,146,171,198,228,4,88,6,233,133,161,233,196,32,83,18,89,200,220,92,6,233,133,161,233,196,32,83,18,89,200,220,2,23,1,186,98,136,122,128,56,20,172,150,122,54,192,135,168,110,164,122,30,170,180,4,225,42,73,167,14,12,150,214,52,160,34,141,39,160,110,184,210,30,203,168,3,189,32,196,159,46,76,151,230,52,160,40,61,112,27,174,83,135,178,240,0,239,73,126,99,72,8,123,134,238,109,161,237,146,224,49,82,52,25,148,42,201,140,98]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":663317},"freq":136975000,"burst_len_octets":659,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.623997,"noise_level":-27.306450,"freq_skew":-0.623963,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":58,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,248,195,149]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":40,"min":19,"sec":32.900000,"dir":"north"},"lon":{"deg":6,"min":58,"sec":8.800000,"dir":"west"},"alt":{"val":34970.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":41}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.090000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":24}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":34,"sec":45}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"IBALU","eta":{"hour":0,"min":12,"sec":16}}}]},"ground_vector":{"ground_track":{"val":194.050000,"unit":"deg"},"ground_speed":{"val":474.500000,"unit":"kts"},"vertical_rate":{"val":-60.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":211.000000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.793000,"unit":""},"ias":{"val":269.000000,"unit":"kts"}}}},"vertical_rate":{"val":-60.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":138.000000,"unit":"kts"}}},"wind_direction":{"val":298.000000,"unit":"deg"},"temperature":{"val":-53.250000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":18}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":53,"sec":21},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":5,"sec":37},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":35.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":20,"sec":54},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":34,"sec":0},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":46,"sec":31},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":50,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":17,"min":59,"sec":37},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":17.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":46,"sec":33.100000,"dir":"north"},"lon":{"deg":13,"min":53,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":3,"sec":41},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":11.600000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":57.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34840.000000,"unit":"ft"}}},"eta":{"hour":18,"min":4,"sec":6},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":7,"sec":52},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":13,"sec":13},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":16,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":18,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":19,"sec":5},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":19,"sec":56},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":21,"sec":23},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":22,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":22,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":23,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3190.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":24,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":25,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":25,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":28,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77520.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73080.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.751000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.763000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.731000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.763000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.731000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789924,"usec":672005},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572225,"noise_level":-27.206310,"freq_skew":0.596142,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789925,"usec":428215},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728900,"noise_level":-27.146776,"freq_skew":0.856949,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789925,"usec":432365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510952,"noise_level":-27.341812,"freq_skew":1.577890,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789925,"usec":437222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600501,"noise_level":-27.181492,"freq_skew":-0.390775,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789926,"usec":188202},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754900,"noise_level":-27.599337,"freq_skew":-1.378633,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"4","ack":"!","flight":"DK1159","msg_num":"J33","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA141D1507DFC6084C918C1D0D1D53C7E328884D00F71E3067EF9CC84D0080D7","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"wpt_change_event":{"lat":40.896606,"lon":-5.664825,"alt":33992,"ts_sec":1123.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":41.241302,"lon":-5.069847,"alt":34000,"eta_sec":247},"next_next_wpt":{"lat":42.453232,"lon":-2.880650,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789926,"usec":191488},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479768,"noise_level":-27.539928,"freq_skew":1.544324,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789926,"usec":192965},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742047,"noise_level":-28.624195,"freq_skew":0.820378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":59,"variable_part_params":[{"name":"atn_checksum","value":[178,173,153,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789926,"usec":952323},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745454,"noise_level":-27.991390,"freq_skew":-0.297986,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789927,"usec":708844},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.232398,"noise_level":-27.733690,"freq_skew":-0.535650,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1625,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789927,"usec":711829},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022355,"noise_level":-27.607653,"freq_skew":1.129385,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":354,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789927,"usec":713027},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823186,"noise_level":-27.545311,"freq_skew":0.892471,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35615,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789928,"usec":476233},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.428967,"noise_level":-27.260168,"freq_skew":-2.607387,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2436,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[188,147,80,242]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2436,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,169,84,117]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789928,"usec":476834},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265841,"noise_level":-27.220184,"freq_skew":-2.406523,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33393,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,254,249,110]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":18,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789928,"usec":485020},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.533372,"noise_level":-26.945353,"freq_skew":-2.606907,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789928,"usec":485952},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163754,"noise_level":-26.926050,"freq_skew":-2.390954,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":2436,"variable_part_params":[{"name":"atn_checksum","value":[93,139,31,2]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789928,"usec":485952},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.163754,"noise_level":-26.926050,"freq_skew":-2.390954,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":229982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839507,"noise_level":-26.735352,"freq_skew":0.182429,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":230136},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319036,"noise_level":-26.735352,"freq_skew":-2.601868,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":230273},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889065,"noise_level":-26.735352,"freq_skew":2.941724,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-1.900000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":234471},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.155908,"noise_level":-26.585751,"freq_skew":-2.525720,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[161,83,29,169]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":236876},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924517,"noise_level":-26.475218,"freq_skew":2.910320,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"W681BS","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":236876},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.924517,"noise_level":-26.475218,"freq_skew":2.910320,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789929,"usec":237765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613097,"noise_level":-26.438683,"freq_skew":-1.508119,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789930,"usec":2924},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811016,"noise_level":-26.667507,"freq_skew":1.030722,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":354,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789930,"usec":758404},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747260,"noise_level":-26.391218,"freq_skew":3.078423,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789931,"usec":530023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548038,"noise_level":-25.778797,"freq_skew":-1.564125,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":13,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789932,"usec":277908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595695,"noise_level":-26.326294,"freq_skew":-1.377032,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789932,"usec":278202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877006,"noise_level":-26.326294,"freq_skew":2.757954,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789932,"usec":281910},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824256,"noise_level":-26.329334,"freq_skew":0.768074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789932,"usec":284367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644222,"noise_level":-26.889505,"freq_skew":0.751040,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789933,"usec":46103},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705453,"noise_level":-26.587618,"freq_skew":-1.258186,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789933,"usec":50645},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.037709,"noise_level":-26.495390,"freq_skew":1.202115,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":354,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789933,"usec":54859},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888222,"noise_level":-26.331806,"freq_skew":-2.363932,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789933,"usec":812878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257080,"noise_level":-26.914352,"freq_skew":0.728866,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789934,"usec":563198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621785,"noise_level":-27.068489,"freq_skew":-2.407961,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789934,"usec":568357},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.331569,"noise_level":-26.779362,"freq_skew":-2.654892,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":1,"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":496,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[246,32,79,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789936,"usec":91495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527009,"noise_level":-26.000191,"freq_skew":-1.645050,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789937,"usec":625559},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663646,"noise_level":-25.056919,"freq_skew":0.994102,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":1652,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789938,"usec":377868},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806853,"noise_level":-26.199034,"freq_skew":-1.225909,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"DK1159","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789938,"usec":385997},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622095,"noise_level":-26.342562,"freq_skew":-1.212842,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1159","msg_num":"F76","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789939,"usec":139254},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199517,"noise_level":-26.217272,"freq_skew":0.529610,"avlc":{"src":{"addr":"45213E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789939,"usec":901271},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769964,"noise_level":-25.683170,"freq_skew":-1.529152,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":0,"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":60,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789940,"usec":670936},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429003,"noise_level":-25.392860,"freq_skew":1.001121,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[190,191,184,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789940,"usec":670936},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.429003,"noise_level":-25.392860,"freq_skew":1.001121,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"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":[105,146,89,202]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789941,"usec":424746},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409252,"noise_level":-25.106731,"freq_skew":-1.219437,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789941,"usec":429177},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467189,"noise_level":-24.905788,"freq_skew":-1.232552,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1159","msg_num":"F77","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40550W005379,N40535W005404,161857,340,N41145W005042,162255,DGO,M52,291133,224/TS161857,300126E27A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789941,"usec":431611},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747715,"noise_level":-25.916286,"freq_skew":-0.803010,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":402,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789942,"usec":196988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903300,"noise_level":-26.602402,"freq_skew":0.898605,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789942,"usec":946239},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498675,"noise_level":-26.491659,"freq_skew":-1.327192,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[91,65,176,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789943,"usec":713776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565289,"noise_level":-26.813759,"freq_skew":1.228075,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[190,191,184,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789943,"usec":715320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820182,"noise_level":-26.767410,"freq_skew":1.527989,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789943,"usec":715742},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505627,"noise_level":-27.799311,"freq_skew":1.001317,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"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":[105,146,89,202]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789943,"usec":719464},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058984,"noise_level":-27.693359,"freq_skew":-1.755972,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":0,"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":60,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789943,"usec":722260},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103061,"noise_level":-28.036154,"freq_skew":3.026124,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":305,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789944,"usec":469983},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497512,"noise_level":-27.798433,"freq_skew":1.094912,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789944,"usec":474714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442936,"noise_level":-27.546314,"freq_skew":-1.391436,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789945,"usec":233643},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488763,"noise_level":-28.379498,"freq_skew":0.674349,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789946,"usec":7653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649795,"noise_level":-27.512531,"freq_skew":-2.266839,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789946,"usec":755633},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974836,"noise_level":-27.291924,"freq_skew":2.700951,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":822,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789946,"usec":757175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950356,"noise_level":-27.191948,"freq_skew":1.871627,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[110,87,190,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789948,"usec":279677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489259,"noise_level":-26.449297,"freq_skew":-1.037313,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789948,"usec":280635},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487374,"noise_level":-26.394714,"freq_skew":0.933173,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789948,"usec":284999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533442,"noise_level":-26.162083,"freq_skew":1.473304,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789950,"usec":572302},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770672,"noise_level":-25.825548,"freq_skew":0.960153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[95,174,164,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789950,"usec":575359},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554855,"noise_level":-26.463720,"freq_skew":-1.513575,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789950,"usec":575359},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.554855,"noise_level":-26.463720,"freq_skew":-1.513575,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[137,140,85,247]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789951,"usec":333984},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190113,"noise_level":-26.317751,"freq_skew":0.794923,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789952,"usec":88978},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.485771,"noise_level":-26.157452,"freq_skew":-3.696182,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":345,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19081,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[76,163,209,205]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789952,"usec":89669},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914219,"noise_level":-26.122227,"freq_skew":3.186121,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"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":[34,139,173,207]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789952,"usec":855180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552413,"noise_level":-25.760746,"freq_skew":-0.955381,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789952,"usec":855344},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604226,"noise_level":-25.743902,"freq_skew":-3.773221,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789953,"usec":618474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.757938,"noise_level":-25.221458,"freq_skew":0.858872,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789953,"usec":621587},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677953,"noise_level":-25.111246,"freq_skew":-2.346156,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789954,"usec":381311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602603,"noise_level":-25.563602,"freq_skew":0.917927,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789955,"usec":136843},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548932,"noise_level":-25.746704,"freq_skew":-1.309942,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":14,"segment_offset":0,"pdu_total_len":123},"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":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":54785,"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":[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":[36,105]},{"name":"atn_checksum","value":[8,91,13,206]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789955,"usec":138179},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574676,"noise_level":-26.159004,"freq_skew":0.901734,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789955,"usec":140389},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429050,"noise_level":-26.036320,"freq_skew":0.777213,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":true,"local_ref_a":0,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":48105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":37054,"dst_ref":54785,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[67,77]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[78,31,227,107]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789955,"usec":903395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545677,"noise_level":-25.829947,"freq_skew":-1.576723,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789955,"usec":904774},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429390,"noise_level":-26.769934,"freq_skew":-1.547868,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":15,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37054,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,246,224,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789956,"usec":673778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894074,"noise_level":-27.236004,"freq_skew":0.961863,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789956,"usec":674643},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692418,"noise_level":-27.196136,"freq_skew":-1.306925,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":16,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37054,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,198,75,32]}]}],"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":[1,3,27,1,3428826,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ANE1343","long_tsap":{"rdp":[65,65,78,69,0],"short_tsap":{"ars":[52,81,218],"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":[65,65,78,69,0],"short_tsap":{"ars":[52,81,218],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"LEMD","destination_airport":"EHAM"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789956,"usec":675950},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236435,"noise_level":-27.136669,"freq_skew":0.825806,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789957,"usec":421376},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825328,"noise_level":-26.980057,"freq_skew":0.942907,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":48106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54785,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[135,198,158,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789957,"usec":422759},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522852,"noise_level":-26.997589,"freq_skew":0.957759,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":48107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54785,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[55,98,135,20]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"transient","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_ground_message":{"choice":"cmLogonResponse","data":{"atn_context_mgmt_logon_response":{"ground_only_initiated_apps":[{"ae_qualifier_version":{"ae_qualifier":22,"version":1}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789957,"usec":428957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876258,"noise_level":-26.654530,"freq_skew":-1.505889,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":188834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313263,"noise_level":-27.492638,"freq_skew":0.925509,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":48106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54785,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[135,198,158,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":189312},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531476,"noise_level":-27.472084,"freq_skew":-1.224466,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":192362},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296099,"noise_level":-28.239353,"freq_skew":-1.524548,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":195405},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314535,"noise_level":-28.039810,"freq_skew":-1.527604,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":17,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37054,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[238,150,219,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":195405},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.314535,"noise_level":-28.039810,"freq_skew":-1.527604,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":18,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":54785,"dst_ref":37054,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[61,213,246,39]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":949059},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543237,"noise_level":-27.930904,"freq_skew":0.891664,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":951515},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427616,"noise_level":-27.780693,"freq_skew":0.670985,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","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":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.000000,"flags":192,"pdu_id":48108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":37054,"dst_ref":54785,"variable_part_params":[{"name":"atn_checksum","value":[174,65,103,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":954571},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593688,"noise_level":-27.612143,"freq_skew":0.634489,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789958,"usec":958134},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623431,"noise_level":-27.426355,"freq_skew":-2.315198,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[153,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789959,"usec":714251},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224669,"noise_level":-27.105570,"freq_skew":-2.597661,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789959,"usec":715033},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431056,"noise_level":-27.066290,"freq_skew":-1.308162,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789959,"usec":716767},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580209,"noise_level":-27.007706,"freq_skew":-2.632290,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789959,"usec":717373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521355,"noise_level":-27.395565,"freq_skew":0.813151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789960,"usec":470595},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835853,"noise_level":-27.254259,"freq_skew":0.957546,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789960,"usec":472006},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568865,"noise_level":-27.154716,"freq_skew":-2.432732,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789960,"usec":476454},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502783,"noise_level":-26.939655,"freq_skew":-2.706872,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"YW2469","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":235522},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788933,"noise_level":-26.881691,"freq_skew":-2.203812,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":467,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":236130},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610875,"noise_level":-27.864174,"freq_skew":-2.377650,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":238091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813418,"noise_level":-28.430395,"freq_skew":1.127476,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":241344},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751077,"noise_level":-28.248892,"freq_skew":-0.845194,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":243182},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642197,"noise_level":-29.116232,"freq_skew":-3.149452,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"LFMN"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":995008},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.270887,"noise_level":-29.066753,"freq_skew":0.912724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":995641},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463058,"noise_level":-29.017555,"freq_skew":-0.957064,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"MDSD"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-4.800000},"alt":29000}},{"name":"alternate_ground_stations","value":["29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789961,"usec":997026},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624973,"noise_level":-29.849882,"freq_skew":0.637248,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":2105},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553999,"noise_level":-30.260864,"freq_skew":0.762944,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35865,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":4362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938240,"noise_level":-30.319365,"freq_skew":-2.450027,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":4771},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638262,"noise_level":-30.600414,"freq_skew":1.751415,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":603,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":764573},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891492,"noise_level":-30.454481,"freq_skew":-0.979198,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"UX0089","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":765151},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629144,"noise_level":-30.858803,"freq_skew":-1.059279,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15061532","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":[71,0,39,65,65,69,65,0,52,99,90,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":769235},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547104,"noise_level":-30.473305,"freq_skew":0.729599,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"15061532","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":770721},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607602,"noise_level":-30.444347,"freq_skew":2.762619,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":771376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491897,"noise_level":-30.386719,"freq_skew":-0.791679,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789962,"usec":771484},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971052,"noise_level":-30.386719,"freq_skew":0.724563,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789963,"usec":526781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728364,"noise_level":-29.993704,"freq_skew":-2.627811,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789963,"usec":531235},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621940,"noise_level":-29.723476,"freq_skew":-2.142525,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"0","ack":"!","flight":"AV0011","msg_num":"M47","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:19\r\n/WPY CCS /NWYP ELVAR /HDG -93.83/MCH .79\r\n/POS N39498 W005070/FL 28574/TAS 473/SAT - 38\r\n/SWND 150/DWND - 69/FOB 62800/ETA 0248"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789963,"usec":532111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011736,"noise_level":-29.723476,"freq_skew":-0.832101,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789963,"usec":533379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997458,"noise_level":-30.642128,"freq_skew":2.897974,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789964,"usec":278112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.188923,"noise_level":-30.524628,"freq_skew":0.078035,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789965,"usec":46280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397957,"noise_level":-29.585278,"freq_skew":-2.659084,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789965,"usec":50320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660575,"noise_level":-29.276592,"freq_skew":1.730553,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789967,"usec":329349},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729133,"noise_level":-27.708529,"freq_skew":-2.105933,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"0","ack":"!","flight":"AV0011","msg_num":"M47","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:19\r\n/WPY CCS /NWYP ELVAR /HDG -93.83/MCH .79\r\n/POS N39498 W005070/FL 28574/TAS 473/SAT - 38\r\n/SWND 150/DWND - 69/FOB 62800/ETA 0248"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789967,"usec":331033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700239,"noise_level":-28.455198,"freq_skew":0.944896,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789967,"usec":333778},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.368749,"noise_level":-28.856943,"freq_skew":-2.332223,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":2,"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":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[76,236,129,254]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33393,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,75,186,29]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789968,"usec":92873},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.300090,"noise_level":-28.689995,"freq_skew":-1.715918,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789968,"usec":100670},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634594,"noise_level":-28.713692,"freq_skew":0.771207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789968,"usec":861147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.688897,"noise_level":-28.456974,"freq_skew":-2.239917,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789969,"usec":612079},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744130,"noise_level":-28.008801,"freq_skew":1.940397,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2453,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[147,227,122,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789969,"usec":613200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557109,"noise_level":-27.943525,"freq_skew":-2.128837,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789969,"usec":620540},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502593,"noise_level":-28.245985,"freq_skew":-2.994501,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"LFMN"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789969,"usec":620870},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046897,"noise_level":-28.223570,"freq_skew":-3.599876,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789969,"usec":620870},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.046897,"noise_level":-28.223570,"freq_skew":-3.599876,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2412,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[132,213,98,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789970,"usec":378419},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752337,"noise_level":-28.306885,"freq_skew":-0.719308,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"EDDN"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-3.800000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789970,"usec":378703},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610603,"noise_level":-28.306885,"freq_skew":-0.094291,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789970,"usec":380122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859404,"noise_level":-29.269051,"freq_skew":1.936347,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789970,"usec":389254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975967,"noise_level":-28.850069,"freq_skew":-0.309467,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789971,"usec":140244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793708,"noise_level":-28.730591,"freq_skew":0.657010,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789971,"usec":149953},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.488185,"noise_level":-28.268454,"freq_skew":-2.297758,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33393,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,9,30,130]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":30}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789971,"usec":899658},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.385334,"noise_level":-28.156660,"freq_skew":-3.728072,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"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":347,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789972,"usec":664878},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771442,"noise_level":-27.432388,"freq_skew":0.617267,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789972,"usec":666355},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073863,"noise_level":-27.371290,"freq_skew":-2.605697,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789973,"usec":426796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615654,"noise_level":-27.072079,"freq_skew":-0.171866,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789973,"usec":427763},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597367,"noise_level":-27.999136,"freq_skew":0.639561,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789973,"usec":429377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.358974,"noise_level":-27.890736,"freq_skew":-3.684393,"avlc":{"src":{"addr":"44CDC5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789973,"usec":433374},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675289,"noise_level":-27.762415,"freq_skew":-0.486478,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789973,"usec":435255},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033011,"noise_level":-27.741211,"freq_skew":-2.386468,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":186966},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597055,"noise_level":-28.256840,"freq_skew":1.935505,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":189612},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.710279,"noise_level":-28.767200,"freq_skew":-2.693626,"avlc":{"src":{"addr":"020176","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":499,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33393,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[191,140,124,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":946546},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696680,"noise_level":-28.348465,"freq_skew":0.530844,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[64,171,231,29]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":947556},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529590,"noise_level":-28.280598,"freq_skew":-1.654860,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"8","ack":"R","flight":"UX0193","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":948218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461958,"noise_level":-28.774963,"freq_skew":-0.253239,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789974,"usec":949120},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645211,"noise_level":-29.512436,"freq_skew":1.871287,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[25,240,35,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789976,"usec":475493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383657,"noise_level":-28.509365,"freq_skew":0.646311,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789976,"usec":481081},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611737,"noise_level":-28.236080,"freq_skew":-0.649678,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789976,"usec":484412},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628073,"noise_level":-28.146860,"freq_skew":0.852048,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":232710},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812397,"noise_level":-28.058548,"freq_skew":0.641445,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":234015},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450345,"noise_level":-29.066450,"freq_skew":0.977528,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":59,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[228,221,216,154]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":234415},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326853,"noise_level":-29.041817,"freq_skew":0.746491,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":242134},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829164,"noise_level":-28.622128,"freq_skew":-0.857139,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDN"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-3.800000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":993283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687513,"noise_level":-28.598721,"freq_skew":0.713704,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":994083},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531211,"noise_level":-28.552097,"freq_skew":-0.416237,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":994799},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565355,"noise_level":-29.312084,"freq_skew":0.941833,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":997703},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732418,"noise_level":-29.111414,"freq_skew":-0.746297,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBU","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DI02AT","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789977,"usec":997703},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.732418,"noise_level":-29.111414,"freq_skew":-0.746297,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"24210557","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":[71,0,39,65,77,66,85,0,81,17,111,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789978,"usec":2109},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476863,"noise_level":-28.842854,"freq_skew":-2.187652,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789978,"usec":764394},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704952,"noise_level":-28.559048,"freq_skew":-0.865410,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789978,"usec":766403},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234625,"noise_level":-28.804974,"freq_skew":-2.675635,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789979,"usec":520255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.454225,"noise_level":-28.316315,"freq_skew":-1.101673,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":280815},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690635,"noise_level":-27.983364,"freq_skew":-0.419522,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":281274},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820847,"noise_level":-28.705467,"freq_skew":-3.066537,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15051416","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,83,14,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":281654},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715394,"noise_level":-28.681835,"freq_skew":0.719934,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":284096},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540054,"noise_level":-28.495064,"freq_skew":1.892002,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[173,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":284477},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843898,"noise_level":-28.471996,"freq_skew":0.849769,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","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":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14870,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":57,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[161,207,40,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789980,"usec":286947},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677680,"noise_level":-28.312218,"freq_skew":0.742505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","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":3,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":49236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650924,"noise_level":-28.459415,"freq_skew":-0.331463,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":53267},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699431,"noise_level":-28.187672,"freq_skew":-1.736561,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT13;PG1;REAL;SW030M1R\r\n1 \r\n2 \r\n3 +0.2;+2.1;307\r\n4 33010\r\n5 -0.1;-0.1;-0.1;-0.1;-0.1\r\n6 +0.1;-0.1;-0.1;0.0;-0.1\r\n7 0.0;-0.1;-0.1;-0.1;0.0\r\n8 0.0;+0.1;0.0;0.0;0.0;0.0\r\n9 0.0;+0.1;0.0;0.0;0.0;0.0\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":54152},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563279,"noise_level":-28.652943,"freq_skew":0.810001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","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":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":21786,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,175]}]}],"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":[1,3,27,2,25248141,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_ground_message":{"choice":"cmContactRequest","data":{"atn_context_mgmt_contact_request":{"facility_designation":"LPPC","long_tsap":{"rdp":[129,131,80,84,0],"short_tsap":{"ars":[1,80,67],"loc_sys_nsel_tsel":[76,88,76,80,80,67,48,49,1,99,109]}}}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":54735},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698396,"noise_level":-29.458532,"freq_skew":0.754142,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LFRN"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.500000},"alt":40000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":55408},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778783,"noise_level":-29.432764,"freq_skew":-2.981391,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MNR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"YW1213","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":801906},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367716,"noise_level":-29.355911,"freq_skew":1.020091,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[241,136,105,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":805789},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363142,"noise_level":-29.816906,"freq_skew":0.880646,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TO9851","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":807563},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785860,"noise_level":-29.709990,"freq_skew":-3.169496,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":808738},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644262,"noise_level":-29.630659,"freq_skew":-0.953250,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":165,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2701,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[187,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789981,"usec":809843},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293170,"noise_level":-29.934645,"freq_skew":0.686737,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"16347254","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":[71,0,39,65,84,86,70,0,57,206,172,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":568589},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945285,"noise_level":-29.826279,"freq_skew":1.165866,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":569358},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570328,"noise_level":-29.772598,"freq_skew":0.775411,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":571591},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676075,"noise_level":-29.587288,"freq_skew":0.862510,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","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":"16347254","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":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":572503},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505946,"noise_level":-29.535061,"freq_skew":-2.403714,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":573578},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753868,"noise_level":-29.431538,"freq_skew":0.156006,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,34,167,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":574131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745535,"noise_level":-29.431538,"freq_skew":0.736824,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789982,"usec":574889},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059178,"noise_level":-29.859764,"freq_skew":0.646378,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789983,"usec":334417},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475037,"noise_level":-29.386414,"freq_skew":0.624627,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":95444},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627675,"noise_level":-30.005375,"freq_skew":-1.000512,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,69,65,0,52,99,90,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":166,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"priority","value":[8]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8,"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":[92,224]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":101909},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488400,"noise_level":-30.054325,"freq_skew":0.690763,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":53831,"dst_ref":8,"credit":15,"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":512},{"name":"checksum","value":[4,34]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":102893},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723018,"noise_level":-30.026731,"freq_skew":-1.729457,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"B","sublabel":"EI","msg_text":"0 0.0;+0.1;0.0;0.0;-0.1;0.0\r\n11 +0.1;0.0\r\n12 -1.5;-1.1\r\n13 +0.4;+0.2;-0.7;-0.3\r\n14 -1;+1;+4;-2;-2;+1\r\n15 -6.3;0.00;+1.51;0.0;0.0\r\n16 -6.4;0.00;+1.50;0.0;0.0\r\n17 -6.8;0.00;0.0;0.0\r\n18 -6.4\r\n19 NORMAL;NO ACTI"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":857422},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667770,"noise_level":-29.833937,"freq_skew":-0.819532,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":167,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53831,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[84,180]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":857422},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667770,"noise_level":-29.833937,"freq_skew":-0.819532,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53831,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,45]}]}],"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":[1,3,27,1,3433306,0]}},"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":"AEA089","long_tsap":{"rdp":[65,65,69,65,0],"short_tsap":{"ars":[52,99,90],"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":[65,65,69,65,0],"short_tsap":{"ars":[52,99,90],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMD","destination_airport":"MDSD"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789984,"usec":857834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919215,"noise_level":-30.651052,"freq_skew":-2.865223,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MNR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"YW1213","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789985,"usec":618123},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390142,"noise_level":-30.246164,"freq_skew":1.661491,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[100,89]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789985,"usec":618714},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610424,"noise_level":-30.217955,"freq_skew":0.901138,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789985,"usec":623039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.710521,"noise_level":-29.832335,"freq_skew":1.106419,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[201,212,194,100]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789986,"usec":377419},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617557,"noise_level":-29.672169,"freq_skew":-1.064229,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789986,"usec":379259},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524171,"noise_level":-29.488968,"freq_skew":-2.233180,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789986,"usec":381147},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651336,"noise_level":-29.411621,"freq_skew":0.623556,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789986,"usec":381985},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856403,"noise_level":-29.334955,"freq_skew":-0.035115,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789987,"usec":141167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054481,"noise_level":-28.697432,"freq_skew":0.703001,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789987,"usec":142277},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950882,"noise_level":-28.626795,"freq_skew":-0.327628,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789987,"usec":898832},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823541,"noise_level":-28.510326,"freq_skew":-3.046369,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789987,"usec":899009},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689330,"noise_level":-28.487221,"freq_skew":-1.695349,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"C","sublabel":"EI","msg_text":"VITY;\r\n20 +0.1;;\r\n21 0.0;ENGAGED;;\r\n22 ;30;JAN;26;16:19:36\r\nRPT13;PG2;REAL;SW030M1R\r\n1 \r\n2 \r\n3 243.4;-1.57;5088;245.3;-2.31\r\n4 249.9;-1.54;5006;248.9;-2.26\r\n5 244.0;-1.56;5009;241.8;+0.04;BRK\r\n6 243.2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789987,"usec":902066},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549017,"noise_level":-28.304539,"freq_skew":0.829164,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":53831,"dst_ref":8,"credit":15,"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":512},{"name":"checksum","value":[4,34]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789988,"usec":669420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855556,"noise_level":-28.193687,"freq_skew":-1.037059,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789989,"usec":427412},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540780,"noise_level":-27.695137,"freq_skew":-0.902132,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":167,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53831,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[84,180]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789989,"usec":427412},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.540780,"noise_level":-27.695137,"freq_skew":-0.902132,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53831,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,45]}]}],"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":[1,3,27,1,3433306,0]}},"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":"AEA089","long_tsap":{"rdp":[65,65,69,65,0],"short_tsap":{"ars":[52,99,90],"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":[65,65,69,65,0],"short_tsap":{"ars":[52,99,90],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMD","destination_airport":"MDSD"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789989,"usec":429707},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629597,"noise_level":-27.590443,"freq_skew":-0.953813,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":4,"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":169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":7,"dst_ref":2700,"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":[148,178]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":183947},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532753,"noise_level":-28.376913,"freq_skew":0.744269,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[56,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":184704},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391944,"noise_level":-28.308823,"freq_skew":0.625925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","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":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[73,145]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"transient","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_ground_message":{"choice":"cmLogonResponse","data":{"atn_context_mgmt_logon_response":{"ground_only_initiated_apps":[{"ae_qualifier_version":{"ae_qualifier":22,"version":1}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":185865},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646277,"noise_level":-28.241262,"freq_skew":0.981454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[100,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":187555},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394359,"noise_level":-28.609247,"freq_skew":0.615397,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36030,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":951275},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681808,"noise_level":-28.220232,"freq_skew":-1.502072,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"D","sublabel":"EI","msg_text":";+0.01;BRK;243.7;+0.03;BRK\r\n7 241.8;+0.02;BRK;244.0;-1.57\r\n8 248.9;-2.27;249.6;-1.55\r\n9 245.3;-2.31;ON;ON;ON;ON;243.3;-1.57\r\n10 +0.05;+0.02;+0.13;+0.16\r\n11 +6001;+6389;+6359;+6150\r\n12 -0.12;-0.13;-0.13;-"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":952913},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811222,"noise_level":-28.131176,"freq_skew":-0.791191,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161,193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":953964},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563129,"noise_level":-28.919453,"freq_skew":0.823635,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[56,129]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":954474},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491663,"noise_level":-28.895235,"freq_skew":-1.325843,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789990,"usec":956455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667068,"noise_level":-28.751314,"freq_skew":-2.417791,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789991,"usec":719224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010498,"noise_level":-28.633177,"freq_skew":-2.057199,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":485,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789991,"usec":719398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174327,"noise_level":-28.633177,"freq_skew":-2.812720,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789991,"usec":726428},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608311,"noise_level":-28.131641,"freq_skew":-1.677032,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":471012},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266984,"noise_level":-28.109520,"freq_skew":-0.790384,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":471679},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648873,"noise_level":-28.065443,"freq_skew":-0.795871,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53831,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[102,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":473642},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722764,"noise_level":-27.912905,"freq_skew":-0.826298,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2700,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[79,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":473642},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.722764,"noise_level":-27.912905,"freq_skew":-0.826298,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8,"dst_ref":53831,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[20,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":474489},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632575,"noise_level":-27.869812,"freq_skew":0.069263,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"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":[96,146,190,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":478935},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597898,"noise_level":-28.257454,"freq_skew":0.617875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[96,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789992,"usec":478935},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.597898,"noise_level":-28.257454,"freq_skew":0.617875,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":57387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":53831,"dst_ref":8,"variable_part_params":[{"name":"checksum","value":[237,96]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":232739},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446672,"noise_level":-28.145800,"freq_skew":-0.989639,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":true,"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":8,"lifetime":50.000000,"flags":192,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2701,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[128,118]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":234100},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754237,"noise_level":-28.106108,"freq_skew":0.854421,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[196,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":234100},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.754237,"noise_level":-28.106108,"freq_skew":0.854421,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":236888},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813702,"noise_level":-27.931187,"freq_skew":0.865227,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":true,"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":8,"lifetime":48.500000,"flags":192,"pdu_id":21808,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[101,91]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":998445},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629409,"noise_level":-27.759722,"freq_skew":-1.678428,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":62,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,114]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789993,"usec":999555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.278584,"noise_level":-27.696285,"freq_skew":-0.862746,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":209},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654997,"noise_level":-28.506269,"freq_skew":0.930990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","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":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":36049,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":1313},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883484,"noise_level":-28.437164,"freq_skew":0.971756,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","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":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":48.500000,"flags":192,"pdu_id":21809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2701,"dst_ref":6,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[155,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":1552},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631054,"noise_level":-28.667734,"freq_skew":-0.916216,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":1552},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.631054,"noise_level":-28.667734,"freq_skew":-0.916216,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[192,119]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":1707},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643765,"noise_level":-28.667734,"freq_skew":-1.822752,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"E","sublabel":"EI","msg_text":"0.12\r\n13 -2040;-2064;-2033;-2015\r\n14 51.6;26.0;-0.02;-97;51.9;28.6\r\n15 52.0;28.5;-0.01;-82;51.7;26.5\r\n16 -0.02;-108\r\n17 -0.037;7.12\r\n18 0.107;7.03;ACT;51.3;31.9\r\n19 0.118;7.05;ACT;51.5;32.7\r\n20 +0.23;+0.22;"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":757706},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598883,"noise_level":-29.326269,"freq_skew":0.947722,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,210]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":757706},"freq":136975000,"burst_len_octets":144,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.598883,"noise_level":-29.326269,"freq_skew":0.947722,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[72,224]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":759685},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771013,"noise_level":-29.175091,"freq_skew":0.967192,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"5","ack":"D","flight":"DE08LT","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":759919},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.958284,"noise_level":-29.175091,"freq_skew":-0.842972,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":8,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":6,"dst_ref":2701,"variable_part_params":[{"name":"checksum","value":[169,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":764570},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.981949,"noise_level":-29.369904,"freq_skew":1.114301,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DE08LT","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS161954,30012662A6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789994,"usec":765047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862780,"noise_level":-29.344395,"freq_skew":0.835508,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789995,"usec":518662},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699798,"noise_level":-29.776798,"freq_skew":-0.840930,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[188,122]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789995,"usec":520246},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866125,"noise_level":-29.643970,"freq_skew":0.777404,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789995,"usec":526148},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500865,"noise_level":-29.271656,"freq_skew":0.189088,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53669,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[236,155,20,198]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53669,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[66,107,116,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789995,"usec":526564},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767326,"noise_level":-29.246433,"freq_skew":-2.894518,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0757","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789997,"usec":38466},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876469,"noise_level":-28.545170,"freq_skew":-0.056003,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789997,"usec":41537},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563256,"noise_level":-28.293312,"freq_skew":-1.347612,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"80","blk_id":"1","ack":"!","flight":"YW1343","msg_num":"M03","msg_num_seq":"A","msg_text":"3M01 OPNORM 1343/30 LEMD/EHAM .EC-MJQ"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789997,"usec":41982},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729315,"noise_level":-28.270775,"freq_skew":-1.748659,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"F","sublabel":"EI","msg_text":"+0.22;+0.22\r\n21 +645;+604;+682;+645\r\n22 ;30;JAN;26;16:19:36\r\nRPT13;PG3;REAL;SW030M1R\r\n1 AUTO;AUTO;AUTO;AUTO\r\n2 NORM;NORM;NORM;NORM\r\n3 LOW\r\n4 NO\r\n5 NO\r\n6 NO\r\n7 NO\r\n8 NO\r\n9 NO\r\n10 NO\r\n11 NO\r\n12 NO\r\n1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789997,"usec":806940},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422904,"noise_level":-27.917892,"freq_skew":0.699192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789997,"usec":806940},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.422904,"noise_level":-27.917892,"freq_skew":0.699192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[72,224]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":567728},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910396,"noise_level":-27.706219,"freq_skew":1.163624,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DE08LT","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS161954,30012662A6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":568167},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879440,"noise_level":-27.685150,"freq_skew":0.796081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":568791},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638336,"noise_level":-27.913963,"freq_skew":-0.920530,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":569371},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445048,"noise_level":-27.870863,"freq_skew":-0.503183,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":569526},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565863,"noise_level":-27.870863,"freq_skew":-0.407061,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":569686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720387,"noise_level":-28.299246,"freq_skew":-1.306667,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789998,"usec":569924},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815254,"noise_level":-28.299246,"freq_skew":0.780054,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193,225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":334619},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176110,"noise_level":-28.249866,"freq_skew":-0.787195,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":6,"dst_ref":2701,"variable_part_params":[{"name":"checksum","value":[169,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":335750},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349606,"noise_level":-29.069073,"freq_skew":0.726233,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":336579},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583227,"noise_level":-30.149920,"freq_skew":0.876044,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":337709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468446,"noise_level":-30.495235,"freq_skew":0.609315,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":341032},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112988,"noise_level":-30.351046,"freq_skew":-2.812900,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0757","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769789999,"usec":343063},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860626,"noise_level":-30.181118,"freq_skew":-0.734677,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"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":178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2700,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[54,125]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":19,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":87459},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695880,"noise_level":-30.097387,"freq_skew":0.948638,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":5,"unknown_proto":{"data":[193,225,1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":94661},"freq":136975000,"burst_len_octets":257,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580933,"noise_level":-29.743593,"freq_skew":-1.782633,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"G","sublabel":"EI","msg_text":"3 NO\r\n14 NO\r\n15 NO\r\n16 NO\r\n17 YES\r\n18 ENGD\r\n19 YES\r\n20 ENGD\r\n21 NO\r\n22 NO\r\n23 NO\r\n24 NO\r\n25 NO\r\n26 NO\r\n27 NO\r\n28 NO\r\n29 ;30;JAN;26;16:19:36\r\nRPT13;PG4;REAL;SW030M1R\r\n1 NO;NO\r\n2 NO;NO\r\n3 NORMAL;NORMAL\r\n4 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":98570},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814089,"noise_level":-29.716967,"freq_skew":-0.903737,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":6,"dst_ref":2701,"variable_part_params":[{"name":"checksum","value":[169,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":100821},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177604,"noise_level":-30.002789,"freq_skew":0.826465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":100821},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.177604,"noise_level":-30.002789,"freq_skew":0.826465,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":856066},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349943,"noise_level":-29.758965,"freq_skew":0.928917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":865367},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.803931,"noise_level":-29.495834,"freq_skew":1.182554,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DE08LT","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS161954,30012662A6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790000,"usec":868608},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627079,"noise_level":-29.444153,"freq_skew":-0.879681,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[188,175,185,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790001,"usec":616801},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685363,"noise_level":-29.090874,"freq_skew":-0.925088,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790002,"usec":377932},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617121,"noise_level":-28.938845,"freq_skew":-2.391756,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"24","blk_id":"1","ack":"!","flight":"AV0011","msg_num":"M48","msg_num_seq":"A","msg_text":"TKO01 AVA011/30301620/LEMD/SKBO\r\n/DT 1545/TO 1559/TOF 628\r\n/DEP 3/FLAP 5/TPR ***TKO****\r\n66500KGS\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790002,"usec":380060},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435721,"noise_level":-28.842154,"freq_skew":0.167132,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53669,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,0,205,245]}]}],"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":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":20,"sec":1}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790002,"usec":381515},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327781,"noise_level":-28.771599,"freq_skew":0.175848,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2648,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,15,14,67]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":20,"sec":1}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":141943},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630464,"noise_level":-28.788378,"freq_skew":0.741126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":143881},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522294,"noise_level":-28.626127,"freq_skew":0.299807,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":390,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":143881},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.522294,"noise_level":-28.626127,"freq_skew":0.299807,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":143881},"freq":136975000,"burst_len_octets":102,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.522294,"noise_level":-28.626127,"freq_skew":0.299807,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":53669,"variable_part_params":[{"name":"atn_checksum","value":[197,117,124,24]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":146721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652299,"noise_level":-28.556065,"freq_skew":-1.472525,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":147003},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363337,"noise_level":-28.556065,"freq_skew":0.283748,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":148923},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703661,"noise_level":-29.121193,"freq_skew":-1.516679,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"H","sublabel":"EI","msg_text":" SELECTED;SELECTED;SELECTED\r\n5 AVAILABLE;AVAILABLE;SELECTED;AVAILABLE\r\n6 AVAILABLE;AVAILABLE\r\n7 AVAILABLE;AVAILABLE\r\n8 31.7;31.7;30.8;31.8\r\n9 235\r\n10 28.0;28.0;234\r\n11 0.0;0.0;234\r\n12 0.0;0.0;234\r\n13 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":907712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810536,"noise_level":-28.900604,"freq_skew":-2.382909,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":915793},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477456,"noise_level":-29.488871,"freq_skew":0.025628,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":920465},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845511,"noise_level":-29.360340,"freq_skew":-2.527229,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":273,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790003,"usec":920901},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650341,"noise_level":-29.360340,"freq_skew":0.270820,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[69,193,162,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790004,"usec":667416},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.696722,"noise_level":-28.840366,"freq_skew":1.179125,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DE08LT","msg_num":"F38","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS161954,30012662A6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790004,"usec":668957},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425004,"noise_level":-28.721018,"freq_skew":0.780238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790006,"usec":195710},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648966,"noise_level":-27.630772,"freq_skew":-2.137022,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790006,"usec":197016},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819621,"noise_level":-27.568266,"freq_skew":-1.642990,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"E02","msg_num_seq":"I","sublabel":"EI","msg_text":"RPT13;PG1;REAL;SW030M1R\r\n1 \r\n2 \r\n3 +0.2;+2.1;307\r\n4 33010\r\n5 -0.1;-0.1;-0.1;-0.1;-0.1\r\n6 +0.1;-0.1;-0.1;0.0;-0.1\r\n7 0.0;-0.1;-0.1;-0.1;0.0\r\n8 0.0;+0.1;0.0;0.0;0.0;0.0\r\n9 0.0;+0.1;0.0;0.0;0.0;0.0\r\n10 0.0;+0.1;0.0;0.0;-0.1;0.0\r\n11 +0.1;0.0\r\n12 -1.5;-1.1\r\n13 +0.4;+0.2;-0.7;-0.3\r\n14 -1;+1;+4;-2;-2;+1\r\n15 -6.3;0.00;+1.51;0.0;0.0\r\n16 -6.4;0.00;+1.50;0.0;0.0\r\n17 -6.8;0.00;0.0;0.0\r\n18 -6.4\r\n19 NORMAL;NO ACTIVITY;\r\n20 +0.1;;\r\n21 0.0;ENGAGED;;\r\n22 ;30;JAN;26;16:19:36\r\nRPT13;PG2;REAL;SW030M1R\r\n1 \r\n2 \r\n3 243.4;-1.57;5088;245.3;-2.31\r\n4 249.9;-1.54;5006;248.9;-2.26\r\n5 244.0;-1.56;5009;241.8;+0.04;BRK\r\n6 243.2;+0.01;BRK;243.7;+0.03;BRK\r\n7 241.8;+0.02;BRK;244.0;-1.57\r\n8 248.9;-2.27;249.6;-1.55\r\n9 245.3;-2.31;ON;ON;ON;ON;243.3;-1.57\r\n10 +0.05;+0.02;+0.13;+0.16\r\n11 +6001;+6389;+6359;+6150\r\n12 -0.12;-0.13;-0.13;-0.12\r\n13 -2040;-2064;-2033;-2015\r\n14 51.6;26.0;-0.02;-97;51.9;28.6\r\n15 52.0;28.5;-0.01;-82;51.7;26.5\r\n16 -0.02;-108\r\n17 -0.037;7.12\r\n18 0.107;7.03;ACT;51.3;31.9\r\n19 0.118;7.05;ACT;51.5;32.7\r\n20 +0.23;+0.22;+0.22;+0.22\r\n21 +645;+604;+682;+645\r\n22 ;30;JAN;26;16:19:36\r\nRPT13;PG3;REAL;SW030M1R\r\n1 AUTO;AUTO;AUTO;AUTO\r\n2 NORM;NORM;NORM;NORM\r\n3 LOW\r\n4 NO\r\n5 NO\r\n6 NO\r\n7 NO\r\n8 NO\r\n9 NO\r\n10 NO\r\n11 NO\r\n12 NO\r\n13 NO\r\n14 NO\r\n15 NO\r\n16 NO\r\n17 YES\r\n18 ENGD\r\n19 YES\r\n20 ENGD\r\n21 NO\r\n22 NO\r\n23 NO\r\n24 NO\r\n25 NO\r\n26 NO\r\n27 NO\r\n28 NO\r\n29 ;30;JAN;26;16:19:36\r\nRPT13;PG4;REAL;SW030M1R\r\n1 NO;NO\r\n2 NO;NO\r\n3 NORMAL;NORMAL\r\n4 SELECTED;SELECTED;SELECTED\r\n5 AVAILABLE;AVAILABLE;SELECTED;AVAILABLE\r\n6 AVAILABLE;AVAILABLE\r\n7 AVAILABLE;AVAILABLE\r\n8 31.7;31.7;30.8;31.8\r\n9 235\r\n10 28.0;28.0;234\r\n11 0.0;0.0;234\r\n12 0.0;0.0;234\r\n13 20.5;20.7\r\n14 ;30;JAN;26;16:19:36\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790006,"usec":950504},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127534,"noise_level":-27.864216,"freq_skew":0.884957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36128,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790006,"usec":954274},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500041,"noise_level":-28.144045,"freq_skew":-0.286400,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790007,"usec":714722},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.984779,"noise_level":-28.018377,"freq_skew":0.952379,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DE08LT","msg_num":"F39","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39189W007229,VATZI124-0038,161955,360,BARDI,163209,ZMR,M56,300125,210/TS161955,3001264A9B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790007,"usec":715624},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213754,"noise_level":-27.953030,"freq_skew":-2.510326,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790007,"usec":715797},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763460,"noise_level":-27.953030,"freq_skew":0.933829,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"F","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790008,"usec":475547},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856735,"noise_level":-28.324352,"freq_skew":-1.287024,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"1","ack":"F","flight":"DK077K","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790008,"usec":482856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730244,"noise_level":-28.034801,"freq_skew":0.280199,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790008,"usec":483335},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546659,"noise_level":-28.012922,"freq_skew":-1.478776,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DK077K","msg_num":"F89","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS162006,300126CE8A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790009,"usec":235689},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409288,"noise_level":-28.184410,"freq_skew":0.885711,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790009,"usec":238319},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620055,"noise_level":-27.986111,"freq_skew":0.803648,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790009,"usec":247542},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.902623,"noise_level":-27.834949,"freq_skew":-2.494688,"avlc":{"src":{"addr":"345688","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974169,"noise_level":-27.499008,"freq_skew":-1.624326,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":1704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515698,"noise_level":-28.012131,"freq_skew":-1.381032,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":4270},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501046,"noise_level":-28.641926,"freq_skew":0.740353,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":759559},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835911,"noise_level":-28.095667,"freq_skew":-1.522261,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":763262},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798302,"noise_level":-27.899363,"freq_skew":1.204271,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DE08LT","msg_num":"F39","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39189W007229,VATZI124-0038,161955,360,BARDI,163209,ZMR,M56,300125,210/TS161955,3001264A9B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790010,"usec":764342},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528035,"noise_level":-27.856335,"freq_skew":0.595160,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,96]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790011,"usec":522476},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640507,"noise_level":-28.433952,"freq_skew":-1.408214,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK077K","msg_num":"F90","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN44159W006002,BALNO287-0016,162007,340,LOTEE,162323,FEJAC,M44,27779,230/TS162007,3001269FE4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790011,"usec":522943},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799144,"noise_level":-28.411045,"freq_skew":-1.859718,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[155,45]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790011,"usec":530681},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632699,"noise_level":-27.986931,"freq_skew":0.719033,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790012,"usec":279403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474385,"noise_level":-27.900223,"freq_skew":1.302737,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790012,"usec":280354},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073936,"noise_level":-27.835754,"freq_skew":2.745220,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790012,"usec":297377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378489,"noise_level":-27.417784,"freq_skew":-1.427715,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790014,"usec":567142},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796924,"noise_level":-26.308336,"freq_skew":-2.587640,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790014,"usec":569321},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780680,"noise_level":-26.565182,"freq_skew":1.264124,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DE08LT","msg_num":"F39","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39189W007229,VATZI124-0038,161955,360,BARDI,163209,ZMR,M56,300125,210/TS161955,3001264A9B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790014,"usec":573906},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091098,"noise_level":-26.382162,"freq_skew":-1.362362,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790015,"usec":330180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874333,"noise_level":-27.327843,"freq_skew":0.953793,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790015,"usec":331753},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486195,"noise_level":-27.819044,"freq_skew":-0.136163,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790015,"usec":331753},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.486195,"noise_level":-27.819044,"freq_skew":-0.136163,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790016,"usec":93242},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476362,"noise_level":-27.974392,"freq_skew":-1.677806,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790016,"usec":93840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828036,"noise_level":-28.989052,"freq_skew":0.790681,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790016,"usec":100244},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462070,"noise_level":-28.606419,"freq_skew":1.251088,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":50.000000,"flags":192,"pdu_id":2860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[178,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790016,"usec":854559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704265,"noise_level":-28.994278,"freq_skew":2.766433,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[242,211,90,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790017,"usec":614687},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924080,"noise_level":-28.426136,"freq_skew":0.856469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36203,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790017,"usec":623070},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462736,"noise_level":-27.914455,"freq_skew":-0.169639,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790017,"usec":625140},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.293257,"noise_level":-27.914455,"freq_skew":1.164503,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790018,"usec":377465},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635251,"noise_level":-27.849882,"freq_skew":0.961600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790019,"usec":151223},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661870,"noise_level":-26.992912,"freq_skew":-1.600015,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790019,"usec":151223},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.661870,"noise_level":-26.992912,"freq_skew":-1.600015,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790019,"usec":907649},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621058,"noise_level":-27.458199,"freq_skew":0.784963,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790019,"usec":912743},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702365,"noise_level":-27.336067,"freq_skew":-0.337216,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":11,"dst_ref":2645,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[39,87,103,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790020,"usec":665501},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653634,"noise_level":-27.215630,"freq_skew":-0.215752,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":10,"dst_ref":53673,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[225,15,168,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790021,"usec":428790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872585,"noise_level":-26.820070,"freq_skew":-0.221453,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790021,"usec":432599},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481652,"noise_level":-27.439148,"freq_skew":1.474964,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[105,85]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790022,"usec":188866},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662224,"noise_level":-27.412596,"freq_skew":0.711056,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790022,"usec":946486},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753325,"noise_level":-27.011316,"freq_skew":-0.784910,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790024,"usec":472669},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925241,"noise_level":-26.618336,"freq_skew":0.652706,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21858,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[134,213,228,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790024,"usec":474830},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265471,"noise_level":-26.489033,"freq_skew":-0.196330,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"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":[152,192,252,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790024,"usec":480116},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987212,"noise_level":-27.365454,"freq_skew":0.451459,"avlc":{"src":{"addr":"4D2090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2415,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[164,235,30,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790025,"usec":235850},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.366046,"noise_level":-27.244610,"freq_skew":0.923568,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790025,"usec":237883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623881,"noise_level":-27.105721,"freq_skew":0.636660,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790025,"usec":993549},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802885,"noise_level":-27.143381,"freq_skew":1.610997,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790026,"usec":117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794135,"noise_level":-27.006088,"freq_skew":-1.624871,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790026,"usec":764927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552387,"noise_level":-26.756596,"freq_skew":-1.857523,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790028,"usec":281337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567008,"noise_level":-26.776621,"freq_skew":0.067832,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790028,"usec":290506},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811366,"noise_level":-27.262383,"freq_skew":-1.650023,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790029,"usec":48568},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735699,"noise_level":-28.005413,"freq_skew":-0.000924,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790030,"usec":568047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705663,"noise_level":-27.056316,"freq_skew":1.675970,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790030,"usec":568901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179269,"noise_level":-26.997799,"freq_skew":-0.374707,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790031,"usec":342653},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389048,"noise_level":-26.253035,"freq_skew":1.010721,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[236,61,247,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790032,"usec":862767},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259936,"noise_level":-25.339294,"freq_skew":1.587283,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"retry":0}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-5.900000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25","26BA85","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790032,"usec":864030},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819920,"noise_level":-25.275284,"freq_skew":0.997249,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790033,"usec":617558},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477217,"noise_level":-25.132963,"freq_skew":0.927276,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":534,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790033,"usec":626895},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487870,"noise_level":-25.530254,"freq_skew":1.558980,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790034,"usec":377286},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582407,"noise_level":-25.335434,"freq_skew":0.926760,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22127203","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790034,"usec":382374},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150887,"noise_level":-25.810396,"freq_skew":0.995887,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790034,"usec":383259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394089,"noise_level":-25.810396,"freq_skew":1.599067,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"LO0426","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790034,"usec":385117},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704126,"noise_level":-26.168591,"freq_skew":-2.059384,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790035,"usec":138858},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669588,"noise_level":-26.714849,"freq_skew":0.670896,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790035,"usec":143847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318285,"noise_level":-26.621267,"freq_skew":1.374860,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790035,"usec":912265},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611242,"noise_level":-27.760914,"freq_skew":0.648301,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790036,"usec":663282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388893,"noise_level":-28.145168,"freq_skew":1.538661,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790036,"usec":678741},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838521,"noise_level":-27.775965,"freq_skew":0.752846,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790037,"usec":423848},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929156,"noise_level":-27.586678,"freq_skew":0.703173,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36329,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790038,"usec":186224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654992,"noise_level":-26.887438,"freq_skew":-0.405974,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790038,"usec":191447},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468850,"noise_level":-26.735218,"freq_skew":-1.574879,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790040,"usec":475862},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636222,"noise_level":-26.433216,"freq_skew":-1.747974,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[133,53]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790041,"usec":237839},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885429,"noise_level":-26.637899,"freq_skew":0.759103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36329,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790041,"usec":241941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795740,"noise_level":-26.380625,"freq_skew":-1.466879,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790041,"usec":991227},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845310,"noise_level":-26.148361,"freq_skew":-0.555539,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790042,"usec":763288},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573492,"noise_level":-25.470348,"freq_skew":-1.663813,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"83","blk_id":"8","ack":"!","flight":"UX0193","msg_num":"M12","msg_num_seq":"A","msg_text":"LEMD,SKBO,301620, 39.56,- 6.20,33003,308,- 89.6, 60100"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790044,"usec":285883},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325044,"noise_level":-24.826296,"freq_skew":-2.691022,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790044,"usec":287019},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605041,"noise_level":-25.500847,"freq_skew":0.895469,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790044,"usec":292162},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658137,"noise_level":-25.354813,"freq_skew":-2.696300,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15040625","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,149,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790044,"usec":293733},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435122,"noise_level":-25.290689,"freq_skew":-2.801847,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"YW1151","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":45684},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156577,"noise_level":-25.678604,"freq_skew":1.512321,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":47732},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601610,"noise_level":-25.578968,"freq_skew":0.768401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15040625","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":49125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153100,"noise_level":-26.202976,"freq_skew":0.615374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":51349},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372539,"noise_level":-26.097179,"freq_skew":0.879184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":808208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225883,"noise_level":-25.821198,"freq_skew":-2.809162,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":812498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586396,"noise_level":-26.444412,"freq_skew":-1.109758,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790045,"usec":817814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496918,"noise_level":-27.428427,"freq_skew":-0.178682,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790046,"usec":572353},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008144,"noise_level":-27.266514,"freq_skew":-1.654436,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790047,"usec":327062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021933,"noise_level":-26.722471,"freq_skew":-0.848814,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790048,"usec":94193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133211,"noise_level":-26.210506,"freq_skew":1.619652,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790048,"usec":864238},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685819,"noise_level":-25.791018,"freq_skew":1.371014,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790049,"usec":637095},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409232,"noise_level":-26.351271,"freq_skew":0.413279,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":4032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[225,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790050,"usec":371460},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201764,"noise_level":-27.229065,"freq_skew":-2.815572,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790050,"usec":371975},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497723,"noise_level":-27.189226,"freq_skew":0.751438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790051,"usec":143208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215634,"noise_level":-27.365484,"freq_skew":-2.887697,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790051,"usec":898685},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699151,"noise_level":-27.403440,"freq_skew":-1.507011,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790051,"usec":906406},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573551,"noise_level":-27.826708,"freq_skew":0.923274,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790052,"usec":668202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892317,"noise_level":-27.328005,"freq_skew":-1.253283,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790052,"usec":668477},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653538,"noise_level":-27.328005,"freq_skew":-1.036352,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":4103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[213,50]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790053,"usec":427808},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602182,"noise_level":-28.076019,"freq_skew":0.890755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790053,"usec":435006},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421585,"noise_level":-28.246960,"freq_skew":1.521520,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[87,192]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790054,"usec":190026},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160929,"noise_level":-29.178242,"freq_skew":-2.970075,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790054,"usec":192772},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670907,"noise_level":-29.118660,"freq_skew":0.790143,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790054,"usec":949094},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164357,"noise_level":-29.644920,"freq_skew":0.229736,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":4033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[170,128]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790057,"usec":997201},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694355,"noise_level":-27.301922,"freq_skew":0.280158,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":728,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790058,"usec":738},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248085,"noise_level":-27.063620,"freq_skew":-1.112883,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[176,167]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790059,"usec":523099},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570186,"noise_level":-25.978580,"freq_skew":-1.526757,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790060,"usec":285081},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670616,"noise_level":-26.168560,"freq_skew":0.786987,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790060,"usec":288599},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628983,"noise_level":-25.976326,"freq_skew":1.018119,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[190,191,184,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790061,"usec":45570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697351,"noise_level":-25.620747,"freq_skew":-1.073823,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790061,"usec":51783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290027,"noise_level":-25.407705,"freq_skew":1.166976,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790061,"usec":816775},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067434,"noise_level":-25.058666,"freq_skew":-0.973903,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[176,167]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790062,"usec":564880},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842908,"noise_level":-24.843637,"freq_skew":-1.507761,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790063,"usec":336704},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426089,"noise_level":-24.285479,"freq_skew":-1.514925,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790065,"usec":616146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919960,"noise_level":-24.453224,"freq_skew":-1.452188,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790066,"usec":376197},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870639,"noise_level":-24.070190,"freq_skew":0.689313,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790067,"usec":142186},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028053,"noise_level":-23.545139,"freq_skew":-2.197533,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790068,"usec":666226},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975949,"noise_level":-22.939665,"freq_skew":-1.415253,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790068,"usec":667993},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740718,"noise_level":-23.897306,"freq_skew":0.862499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790068,"usec":671222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660823,"noise_level":-24.630264,"freq_skew":0.574387,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790069,"usec":431899},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684489,"noise_level":-24.594553,"freq_skew":-1.808111,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":2620,"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":[211,97,126,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790069,"usec":433000},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534072,"noise_level":-25.726641,"freq_skew":0.805601,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790069,"usec":433000},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.534072,"noise_level":-25.726641,"freq_skew":0.805601,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790070,"usec":949930},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796000,"noise_level":-25.300617,"freq_skew":-2.339368,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790070,"usec":951154},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366186,"noise_level":-25.236891,"freq_skew":-1.452652,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790070,"usec":951857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993918,"noise_level":-25.344963,"freq_skew":-1.601836,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790070,"usec":954831},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588287,"noise_level":-26.158772,"freq_skew":0.656521,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":21955,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[59,82,20,138]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":711229},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940964,"noise_level":-26.001350,"freq_skew":0.632921,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":712024},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578521,"noise_level":-26.138084,"freq_skew":0.714747,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":220,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":713150},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709033,"noise_level":-26.085419,"freq_skew":0.752032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":715154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427379,"noise_level":-26.539154,"freq_skew":-1.380664,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":717210},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878734,"noise_level":-26.484009,"freq_skew":3.022795,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790071,"usec":718470},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789086,"noise_level":-26.429211,"freq_skew":-1.327038,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790072,"usec":473379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632442,"noise_level":-26.160282,"freq_skew":0.701026,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790073,"usec":240626},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335692,"noise_level":-26.034166,"freq_skew":-1.384522,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790073,"usec":999711},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479324,"noise_level":-26.632298,"freq_skew":-2.623325,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790074,"usec":4625},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710109,"noise_level":-26.375187,"freq_skew":1.496080,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[132,64]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790074,"usec":761231},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625175,"noise_level":-25.865648,"freq_skew":1.557082,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,224]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790075,"usec":519489},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090783,"noise_level":-25.696651,"freq_skew":-1.540448,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790076,"usec":292505},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940730,"noise_level":-24.989819,"freq_skew":1.951795,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":17,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":12,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790076,"usec":293053},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678942,"noise_level":-24.974405,"freq_skew":-2.258294,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"AV0011","msg_num":"M49","msg_num_seq":"A","msg_text":"SA LEMD,LPPT,GTCS,GVAC"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":39006},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028253,"noise_level":-25.936771,"freq_skew":2.814553,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":40230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.641016,"noise_level":-26.033566,"freq_skew":2.888910,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":40637},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723820,"noise_level":-26.016186,"freq_skew":1.508547,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":42991},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646132,"noise_level":-25.969082,"freq_skew":0.813393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":45114},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634606,"noise_level":-26.054138,"freq_skew":0.776956,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":808175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957098,"noise_level":-26.046896,"freq_skew":-0.177309,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790077,"usec":813995},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822838,"noise_level":-26.503628,"freq_skew":-2.380274,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790078,"usec":567763},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-4.888079,"noise_level":-26.285992,"freq_skew":2.250792,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,65,78,69,0,52,83,133,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":18,"segment_offset":0,"pdu_total_len":123},"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":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":44481,"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":[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":[28,30]},{"name":"atn_checksum","value":[45,223,161,76]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790079,"usec":333172},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648441,"noise_level":-25.969431,"freq_skew":0.965512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790079,"usec":335380},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809263,"noise_level":-26.502605,"freq_skew":-0.945524,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EDDN"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-3.700000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790079,"usec":339176},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804281,"noise_level":-26.356926,"freq_skew":-0.943463,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBU","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"DI02AT","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790079,"usec":339176},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.804281,"noise_level":-26.356926,"freq_skew":-0.943463,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"24210557","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":[71,0,39,65,77,66,85,0,81,17,111,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":94100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988689,"noise_level":-26.347069,"freq_skew":2.092929,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":19,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37056,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[58,53,246,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":95371},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692809,"noise_level":-26.275219,"freq_skew":0.804997,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":254,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":144,"diag_code_descr":"Idle timer expired"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":95491},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406200,"noise_level":-26.257347,"freq_skew":-0.210683,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":95679},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773569,"noise_level":-26.257347,"freq_skew":-1.401794,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":5,"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":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":98481},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713817,"noise_level":-26.080637,"freq_skew":-0.811849,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":854866},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.136169,"noise_level":-25.805170,"freq_skew":2.033516,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37056,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[135,192,159,246]}]}],"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":[1,3,27,1,3429253,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ANE55UZ","long_tsap":{"rdp":[65,65,78,69,0],"short_tsap":{"ars":[52,83,133],"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":[65,65,78,69,0],"short_tsap":{"ars":[52,83,133],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"LEMD","destination_airport":"EDDM"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790080,"usec":855477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819960,"noise_level":-25.771343,"freq_skew":-0.438982,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790081,"usec":621505},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812820,"noise_level":-25.359259,"freq_skew":0.735031,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57501,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790081,"usec":627582},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760998,"noise_level":-25.136755,"freq_skew":2.056739,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790082,"usec":375464},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377512,"noise_level":-24.950470,"freq_skew":0.013390,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790082,"usec":379967},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184925,"noise_level":-24.783152,"freq_skew":2.139895,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":21,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37056,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,212,241,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790082,"usec":382382},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706342,"noise_level":-24.678328,"freq_skew":2.379736,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.799999,"lon":-4.000000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790083,"usec":142371},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.380452,"noise_level":-24.633789,"freq_skew":2.116312,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":22,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":44481,"dst_ref":37056,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[135,122,198,34]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790083,"usec":143308},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127110,"noise_level":-24.589478,"freq_skew":0.651572,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790083,"usec":902127},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699914,"noise_level":-24.242889,"freq_skew":0.913282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":254,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":144,"diag_code_descr":"Idle timer expired"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790083,"usec":903556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137410,"noise_level":-24.200150,"freq_skew":2.171769,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790083,"usec":905297},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501045,"noise_level":-24.129993,"freq_skew":2.332950,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"22040606","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":[71,0,39,65,84,82,65,0,72,65,134,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790084,"usec":662913},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502666,"noise_level":-24.382067,"freq_skew":2.504216,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"HV002H","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790084,"usec":663144},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.273736,"noise_level":-24.382067,"freq_skew":-1.016793,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790084,"usec":667309},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663808,"noise_level":-24.873753,"freq_skew":-1.947534,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"TO11JT","msg_num":"M54","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790085,"usec":421375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596667,"noise_level":-24.707890,"freq_skew":-0.208526,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":1259,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790085,"usec":423005},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415058,"noise_level":-24.633532,"freq_skew":-2.482315,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790085,"usec":424282},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094845,"noise_level":-25.556381,"freq_skew":-1.312158,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":359,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790085,"usec":425749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.272882,"noise_level":-25.474430,"freq_skew":2.174039,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790085,"usec":426588},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629438,"noise_level":-25.458130,"freq_skew":-0.102156,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":395,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":189747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646738,"noise_level":-26.223976,"freq_skew":0.817898,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":194948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917440,"noise_level":-26.901062,"freq_skew":2.356223,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":942517},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751290,"noise_level":-26.654661,"freq_skew":-1.426272,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"SR02PD","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":942517},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.751290,"noise_level":-26.654661,"freq_skew":-1.426272,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"24016026","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":[71,0,39,65,66,69,82,0,80,28,22,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":943439},"freq":136975000,"burst_len_octets":272,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552787,"noise_level":-26.598778,"freq_skew":0.086654,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DI06CQ","msg_num":"F11","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/TS162125,300126/WQ370.360.350.340:BARDI.ZMR.NUBLO.RONSI.DELOG.PEXOD.YURZI.TEPRA.NORMI.MOKOR.OLEBA.BAKUL.ARDOD.OBATO.RONAX.SORAP.DITAL.ELCOB.PODEM.BAZOS.BELDI.VEKIN.ADUTO.VICOT.PABCO.COFCA.SUQIF/DQ370/WREDDH.EDDW5BCC"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790086,"usec":944964},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463279,"noise_level":-26.700615,"freq_skew":0.602270,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":709770},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558599,"noise_level":-26.386974,"freq_skew":0.977260,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-2.300000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":711817},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710578,"noise_level":-27.003782,"freq_skew":1.526188,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[212,165]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":712796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771993,"noise_level":-27.394114,"freq_skew":-0.044321,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":713828},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672623,"noise_level":-27.417545,"freq_skew":1.150619,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMT","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"3O145D","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":713828},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.672623,"noise_level":-27.417545,"freq_skew":1.150619,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400635","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":[71,0,39,65,77,65,67,0,2,1,157,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":714448},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530764,"noise_level":-27.397165,"freq_skew":-0.184085,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":395,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790087,"usec":715349},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403548,"noise_level":-28.113754,"freq_skew":-1.355898,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790088,"usec":469145},"freq":136975000,"burst_len_octets":19,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575089,"noise_level":-27.982121,"freq_skew":0.738848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":19,"pkt_type_name":"Clear Request","chan_group":11,"chan_num":254,"clear_cause":0,"clear_cause_descr":"DTE originated","diag_code":144,"diag_code_descr":"Idle timer expired"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790088,"usec":471929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925164,"noise_level":-27.767069,"freq_skew":-1.934829,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790088,"usec":475452},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571881,"noise_level":-27.859222,"freq_skew":1.166193,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790088,"usec":476560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833154,"noise_level":-28.583801,"freq_skew":-2.557818,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790088,"usec":477870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675156,"noise_level":-28.490959,"freq_skew":-2.596613,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790089,"usec":240110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441144,"noise_level":-28.218241,"freq_skew":-2.497740,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790089,"usec":995418},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470183,"noise_level":-27.845984,"freq_skew":0.348339,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":1,"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":4034,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790089,"usec":995571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597486,"noise_level":-28.447073,"freq_skew":1.088083,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790089,"usec":996396},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573461,"noise_level":-28.378431,"freq_skew":1.319797,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[128,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790090,"usec":1952},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971911,"noise_level":-28.043139,"freq_skew":0.237806,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790090,"usec":755528},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382506,"noise_level":-27.869471,"freq_skew":0.883139,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790090,"usec":756567},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440237,"noise_level":-27.805229,"freq_skew":-0.501496,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790090,"usec":757293},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679883,"noise_level":-27.762665,"freq_skew":-0.345585,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790091,"usec":526238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794335,"noise_level":-27.383789,"freq_skew":0.740960,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790091,"usec":527034},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630870,"noise_level":-27.343235,"freq_skew":0.092670,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":395,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790091,"usec":528246},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826226,"noise_level":-28.309780,"freq_skew":0.240166,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"DI06CQ","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790091,"usec":528344},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.740981,"noise_level":-28.309780,"freq_skew":0.853828,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790092,"usec":285686},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.626554,"noise_level":-27.847483,"freq_skew":2.015859,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790092,"usec":286866},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525360,"noise_level":-27.762148,"freq_skew":0.171434,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"DI06CQ","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":47029},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884697,"noise_level":-27.347620,"freq_skew":-1.831957,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"_d","blk_id":"0","ack":"R","flight":"TO11JT","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":48443},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282935,"noise_level":-27.601486,"freq_skew":0.138850,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"DI06CQ","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":818376},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498243,"noise_level":-27.056282,"freq_skew":-0.609407,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":819317},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103684,"noise_level":-26.997761,"freq_skew":0.906418,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":819702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419116,"noise_level":-26.978342,"freq_skew":-2.142488,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790093,"usec":819846},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676970,"noise_level":-26.978342,"freq_skew":0.006635,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"DI06CQ","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790094,"usec":563166},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949044,"noise_level":-27.358665,"freq_skew":-1.823228,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"_d","blk_id":"1","ack":"S","flight":"TO11JT","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790094,"usec":566151},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105465,"noise_level":-27.474688,"freq_skew":-0.441721,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790094,"usec":566741},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850581,"noise_level":-27.848721,"freq_skew":0.099349,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"DI06CQ","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790094,"usec":570458},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425984,"noise_level":-28.354309,"freq_skew":1.975435,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[25,240,35,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790096,"usec":98288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857976,"noise_level":-27.469185,"freq_skew":1.751983,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790096,"usec":103828},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903714,"noise_level":-27.146839,"freq_skew":0.907878,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790096,"usec":859566},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730179,"noise_level":-26.970646,"freq_skew":0.928722,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":36816,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790096,"usec":860739},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.089355,"noise_level":-26.893471,"freq_skew":1.928373,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":7,"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":23,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":44482,"dst_ref":61949,"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":[22,0]},{"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":[219,234,247,16]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790097,"usec":613765},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075721,"noise_level":-26.426060,"freq_skew":0.069461,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"DI06CQ","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790097,"usec":616454},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431195,"noise_level":-26.263767,"freq_skew":-1.376921,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790097,"usec":618941},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794948,"noise_level":-26.210337,"freq_skew":0.132868,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":6,"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":705,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790098,"usec":378850},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589690,"noise_level":-26.846844,"freq_skew":0.869959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":59,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[228,221,216,154]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790098,"usec":384086},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587074,"noise_level":-26.546410,"freq_skew":-2.504889,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":21,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790098,"usec":385301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359262,"noise_level":-26.491215,"freq_skew":0.735020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790098,"usec":385641},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507202,"noise_level":-26.977825,"freq_skew":-0.397462,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790098,"usec":386566},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.298316,"noise_level":-27.438118,"freq_skew":2.018808,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":24,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61949,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[76,148,147,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":30}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":146280},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512125,"noise_level":-27.018913,"freq_skew":0.198493,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"7","ack":"C","flight":"DI06CQ","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":147649},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916725,"noise_level":-26.941309,"freq_skew":2.034525,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":899937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186471,"noise_level":-26.750278,"freq_skew":-0.245752,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":900338},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188429,"noise_level":-27.394180,"freq_skew":0.310222,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,96]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":902511},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449885,"noise_level":-28.033323,"freq_skew":-0.325567,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":1260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790099,"usec":903521},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666064,"noise_level":-28.011448,"freq_skew":1.845500,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":25,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61949,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[144,49,88,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":657813},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335244,"noise_level":-27.817019,"freq_skew":0.672361,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":57,"variable_part_params":[{"name":"atn_checksum","value":[66,19,72,40]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":658938},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527869,"noise_level":-27.753162,"freq_skew":0.912007,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":57,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[161,207,40,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":659029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301845,"noise_level":-27.731981,"freq_skew":-0.177538,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":659839},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674089,"noise_level":-27.689774,"freq_skew":-0.309238,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":660506},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435672,"noise_level":-27.688091,"freq_skew":0.902376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":662023},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589684,"noise_level":-27.583481,"freq_skew":-0.340250,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":662023},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.589684,"noise_level":-27.583481,"freq_skew":-0.340250,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":57,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[145,186,8,17]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790100,"usec":665156},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551483,"noise_level":-27.418678,"freq_skew":0.036111,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"9","ack":"E","flight":"DI06CQ","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790101,"usec":429696},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685377,"noise_level":-27.058926,"freq_skew":0.758645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790102,"usec":185698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717650,"noise_level":-26.865320,"freq_skew":-1.515562,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790102,"usec":187384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874311,"noise_level":-27.563028,"freq_skew":2.036887,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790102,"usec":959772},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.603689,"noise_level":-26.713776,"freq_skew":1.884799,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":26,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61949,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[229,253,138,236]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":713401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984508,"noise_level":-26.546068,"freq_skew":0.323570,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":714830},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.169785,"noise_level":-26.454277,"freq_skew":2.090283,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61949,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,108,102,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":716051},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444993,"noise_level":-26.399666,"freq_skew":-0.827064,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":391,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":717375},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333878,"noise_level":-26.345394,"freq_skew":-0.164352,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":719047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894352,"noise_level":-26.648769,"freq_skew":2.137990,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790103,"usec":719368},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891119,"noise_level":-26.630114,"freq_skew":0.017311,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"9","ack":"E","flight":"DI06CQ","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790104,"usec":466674},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562948,"noise_level":-26.529963,"freq_skew":-0.173037,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":57,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[145,186,8,17]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790104,"usec":467852},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662919,"noise_level":-26.965311,"freq_skew":0.610283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790104,"usec":469922},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.495226,"noise_level":-27.408865,"freq_skew":1.925661,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MOX","mode":"2","label":"80","blk_id":"6","ack":"!","flight":"YW1313","msg_num":"M04","msg_num_seq":"A","msg_text":"3M01 OPNORM 1313/30 LEMD/EDDM .EC-MOX"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790104,"usec":472820},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009594,"noise_level":-27.247314,"freq_skew":1.877326,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790105,"usec":233257},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.960144,"noise_level":-27.088715,"freq_skew":2.124053,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790105,"usec":236719},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131260,"noise_level":-26.913681,"freq_skew":0.902704,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790106,"usec":3701},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684743,"noise_level":-26.536905,"freq_skew":0.014986,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"0","ack":"F","flight":"DI06CQ","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790106,"usec":760064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781867,"noise_level":-26.567825,"freq_skew":-0.902300,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790106,"usec":762225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927790,"noise_level":-26.439270,"freq_skew":-0.073365,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"DI06CQ","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790106,"usec":765874},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620673,"noise_level":-27.266760,"freq_skew":0.893098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790107,"usec":521335},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636020,"noise_level":-27.149389,"freq_skew":-0.373162,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790107,"usec":521620},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636205,"noise_level":-27.149389,"freq_skew":-0.099238,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"2","ack":"H","flight":"DI06CQ","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790107,"usec":525367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.174160,"noise_level":-27.814381,"freq_skew":-2.940379,"avlc":{"src":{"addr":"34530E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790107,"usec":527206},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808839,"noise_level":-27.708248,"freq_skew":0.590210,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"RA","blk_id":"V","ack":"!","msg_text":"X2ATLASAV~1DIS11301621\r\nLIDO WX 200\r\nLEMD\nSP 301604 22015G29KT 160V250 8000 3800 SHRA SCT030TCU SCT035\n BKN044 08/08 Q1005 NOSIG\n\nLPPT\nSA 301600 27020KT 230V290 9999 FEW016 SCT020 16/12 Q1011 WS R20\n\nGTCS\n\nGVAC\nSA 30160"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790108,"usec":284389},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107903,"noise_level":-27.541086,"freq_skew":0.750948,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790108,"usec":287322},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812071,"noise_level":-27.397413,"freq_skew":-2.311272,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"AV0011","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790108,"usec":289073},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.292222,"noise_level":-27.296223,"freq_skew":2.203550,"avlc":{"src":{"addr":"345385","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790109,"usec":47767},"freq":136975000,"burst_len_octets":172,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688597,"noise_level":-27.077675,"freq_skew":0.828890,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"dst_nsap":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":48283,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":61951,"dst_ref":0,"credit":15,"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":[22,0]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[167,25,171,151]},{"name":"checksum","value":[156,240]},{"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":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":[1,3,27,2,25264386,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790109,"usec":48798},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739618,"noise_level":-27.019012,"freq_skew":0.836022,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"RA","blk_id":"W","ack":"!","msg_text":"X2ATLASAV~1DIS11301621\r\nLIDO WX 200\r\nLEMD\nSP 301604 22015G29KT 160V250 8000 3800 SHRA SCT030TCU SCT035\n BKN044 08/08 Q1005 NOSIG\n\nLPPT\nSA 301600 27020KT 230V290 9999 FEW016 SCT020 16/12 Q1011 WS R20\n\nGTCS\n\nGVAC\nSA 301600 06019KT 9999 FEW014 23/17 Q1016 NOSIG\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790109,"usec":55329},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563760,"noise_level":-26.750374,"freq_skew":-2.342550,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"AV0011","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790109,"usec":809049},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081921,"noise_level":-27.086773,"freq_skew":0.755463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790110,"usec":569231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898616,"noise_level":-27.574816,"freq_skew":-0.189196,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790110,"usec":569596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503564,"noise_level":-27.554064,"freq_skew":-1.426511,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790110,"usec":570399},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294366,"noise_level":-27.492105,"freq_skew":0.749147,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790110,"usec":572466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375109,"noise_level":-27.349234,"freq_skew":-0.061857,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"2","ack":"H","flight":"DI06CQ","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790110,"usec":573855},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731750,"noise_level":-27.268637,"freq_skew":-1.910435,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790111,"usec":327638},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692467,"noise_level":-27.050770,"freq_skew":-1.390527,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790111,"usec":328224},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465508,"noise_level":-28.131275,"freq_skew":-1.729247,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":19,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":54786,"dst_ref":61951,"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":[22,0]},{"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":[33,97,23,76]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790111,"usec":332050},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380675,"noise_level":-28.739449,"freq_skew":0.715011,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[112,87,105,67]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790112,"usec":91174},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715100,"noise_level":-28.276852,"freq_skew":-1.354829,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":20,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61951,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,100,149,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790112,"usec":91564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702026,"noise_level":-29.069212,"freq_skew":-1.509079,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790112,"usec":96174},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584771,"noise_level":-29.811628,"freq_skew":0.919454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[169,248,158,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790112,"usec":96174},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.584771,"noise_level":-29.811628,"freq_skew":0.919454,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54786,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,139,199,223]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790112,"usec":852760},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254292,"noise_level":-29.638329,"freq_skew":-1.505327,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790113,"usec":615684},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276805,"noise_level":-29.353247,"freq_skew":-1.454058,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":21,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[90,187,66,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790113,"usec":618984},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700065,"noise_level":-29.077223,"freq_skew":0.650534,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54786,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,57,114,113]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFBB,BORDEAUX,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790114,"usec":387713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358046,"noise_level":-28.163734,"freq_skew":-1.631279,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790114,"usec":387918},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.652354,"noise_level":-28.163734,"freq_skew":1.147626,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":137884},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689731,"noise_level":-27.965900,"freq_skew":-0.993260,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":4105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[202,59]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":140634},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.051507,"noise_level":-27.815090,"freq_skew":1.198516,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22545214","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,83,90,0,74,202,140,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":140634},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.051507,"noise_level":-27.815090,"freq_skew":1.198516,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":428,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":140634},"freq":136975000,"burst_len_octets":174,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":2,"sig_level":-5.051507,"noise_level":-27.815090,"freq_skew":1.198516,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"D85700","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":143489},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780484,"noise_level":-27.666851,"freq_skew":-1.164175,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":0,"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":4106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[152,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":906477},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742204,"noise_level":-27.848381,"freq_skew":1.746787,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":335,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":906689},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923559,"noise_level":-27.848381,"freq_skew":-1.421331,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":22,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[175,136,116,89]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790115,"usec":910462},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751719,"noise_level":-28.102703,"freq_skew":-1.655411,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":23,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61951,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[240,2,214,38]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790116,"usec":668729},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420215,"noise_level":-28.887022,"freq_skew":0.911729,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790116,"usec":671234},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849670,"noise_level":-28.695831,"freq_skew":0.680426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790116,"usec":675412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376919,"noise_level":-28.485657,"freq_skew":-1.328693,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":4107,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790117,"usec":424264},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010340,"noise_level":-28.124121,"freq_skew":-1.620586,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790118,"usec":190646},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807590,"noise_level":-27.801987,"freq_skew":0.721670,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":3,"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":36945,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790118,"usec":196126},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539888,"noise_level":-27.487839,"freq_skew":-1.480113,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790118,"usec":954967},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974882,"noise_level":-27.134068,"freq_skew":1.120908,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":428,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790118,"usec":956291},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726469,"noise_level":-27.075024,"freq_skew":0.669032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790119,"usec":709235},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996861,"noise_level":-27.669239,"freq_skew":0.979512,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22545214","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,83,90,0,74,202,140,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790119,"usec":709235},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.996861,"noise_level":-27.669239,"freq_skew":0.979512,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"D85700","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790119,"usec":714342},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855144,"noise_level":-27.339527,"freq_skew":-1.684402,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790119,"usec":716794},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.446150,"noise_level":-27.199123,"freq_skew":1.232425,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790120,"usec":482575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.542390,"noise_level":-26.753149,"freq_skew":1.084045,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790121,"usec":241003},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759092,"noise_level":-26.474167,"freq_skew":-0.995788,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790121,"usec":997286},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506307,"noise_level":-25.958958,"freq_skew":-0.842941,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790123,"usec":519492},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644925,"noise_level":-25.136677,"freq_skew":-1.123879,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[73,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":1}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790123,"usec":521652},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619965,"noise_level":-26.139643,"freq_skew":2.927647,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":39697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181035,"noise_level":-25.365086,"freq_skew":-1.090428,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":44936},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.595570,"noise_level":-25.945709,"freq_skew":-0.396879,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[131,100,112,152]}]}],"unknown_proto":{"data":[0,169,46,131,193,220,22,12,9,37,11,63,18,130,143,216,59,2,129,166,7,131,176,88,32,0,248,177,224,236,21,202,228,125,0,144,149,140,35,125,229,72,50,224,214,4,156,184,243,198,156,49,99,200,223,121,90,44,73,241,1,140,15,175,30,106,237,226,67,8,209,21,93,185,8,249,25,138,207,7,96,171,166,87,2,128,134,120,59,74,96,111,188,23,28,35,8,130,224,80,16,207,7,105,76,13,247,130,227,132,96,8,122,8,250,1,33,43,24,65,190,242,164,25,112,107,67,172,2,31,1,102,111,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,160,66,96,44,201,232,30,24,157,134,86,10,6,251,202,145,105,84,159,29,27,8,76,5,80,46,3,182,132,16,206,20,32,223,120,239,96,66,10,5,192,118,195,82,25,196,150,27,209,29,242,144,48,5,232,29,85,191,134,150,95,5,146,74,19,229,193,133,30,226,144,56,10,131,123,7,76,83,225,168,28,1,65,242,21,90,112,104,72,18,164]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":44936},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-4.595570,"noise_level":-25.945709,"freq_skew":-0.396879,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":14,"lifetime":1.000000,"flags":1,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,17,132,129,192,69,192,113,244,62,27,51,88,8,143,34,54,144,48,33,112,28,120,25,134,206,121,2,25,200,147,35,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,155,99,234,2,135,87,1,198,19,40,109,3,224,28,140,138,82,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,238,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,99,177,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,101,145,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,146,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,15,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,73,216,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,151,2,55,32,32,2,178,176,14,32,214,67]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":804409},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666299,"noise_level":-25.928505,"freq_skew":-0.355199,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":5,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[131,100,112,152]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":40,"min":10,"sec":25.300000,"dir":"north"},"lon":{"deg":7,"min":24,"sec":8.000000,"dir":"west"},"alt":{"val":33010.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":2}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":50}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":36,"sec":57}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"VEDOD","eta":{"hour":0,"min":49,"sec":32}}}]},"ground_vector":{"ground_track":{"val":200.800000,"unit":"deg"},"ground_speed":{"val":436.500000,"unit":"kts"},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":219.300000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.782000,"unit":""},"ias":{"val":277.000000,"unit":"kts"}}}},"vertical_rate":{"val":-10.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":143.000000,"unit":"kts"}}},"wind_direction":{"val":292.000000,"unit":"deg"},"temperature":{"val":-50.750000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":21,"sec":29}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":40,"min":2,"sec":10.300000,"dir":"north"},"lon":{"deg":7,"min":26,"sec":33.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":23,"sec":7},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":40,"min":2,"sec":10.300000,"dir":"north"},"lon":{"deg":7,"min":26,"sec":33.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":23,"sec":7},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":58,"sec":48},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":20},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":3.200000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":44},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":21.200000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":58.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":50},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":1,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":8,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":8,"sec":54},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":12},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":45},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":10,"sec":59},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":36},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":23,"sec":0},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":47},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":19},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77030.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73420.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.776000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.749000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.776000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.749000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":805237},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684522,"noise_level":-26.254639,"freq_skew":-1.033940,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[198,62]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":805310},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.468375,"noise_level":-26.254639,"freq_skew":0.975810,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[128,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":806345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740615,"noise_level":-26.563057,"freq_skew":-1.041991,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":807867},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620355,"noise_level":-26.471090,"freq_skew":-0.264341,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":57,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[131,100,112,152]}]}],"unknown_proto":{"data":[0,169,46,131,193,220,22,12,9,37,11,63,18,130,143,216,59,2,129,166,7,131,176,88,32,0,248,177,224,236,21,202,228,125,0,144,149,140,35,125,229,72,50,224,214,4,156,184,243,198,156,49,99,200,223,121,90,44,73,241,1,140,15,175,30,106,237,226,67,8,209,21,93,185,8,249,25,138,207,7,96,171,166,87,2,128,134,120,59,74,96,111,188,23,28,35,8,130,224,80,16,207,7,105,76,13,247,130,227,132,96,8,122,8,250,1,33,43,24,65,190,242,164,25,112,107,67,172,2,31,1,102,111,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,160,66,96,44,201,232,30,24,157,134,86,10,6,251,202,145,105,84,159,29,27,8,76,5,80,46,3,182,132,16,206,20,32,223,120,239,96,66,10,5,192,118,195,82,25,196,150,27,209,29,242,144,48,5,232,29,85,191,134,150,95,5,146,74,19,229,193,133,30,226,144,56,10,131,123,7,76,83,225,168,28,1,65,242,21,90,112,104,72,18,164]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":807867},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.620355,"noise_level":-26.471090,"freq_skew":-0.264341,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":14,"lifetime":1.000000,"flags":1,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,17,132,129,192,69,192,113,244,62,27,51,88,8,143,34,54,144,48,33,112,28,120,25,134,206,121,2,25,200,147,35,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,155,99,234,2,135,87,1,198,19,40,109,3,224,28,140,138,82,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,238,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,99,177,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,101,145,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,146,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,15,70,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,73,216,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,151,2,55,32,32,2,178,176,14,32,214,67]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790125,"usec":810929},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953012,"noise_level":-26.535950,"freq_skew":-2.154603,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":573383},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653336,"noise_level":-26.407862,"freq_skew":0.813024,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":573383},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.653336,"noise_level":-26.407862,"freq_skew":0.813024,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":573383},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.653336,"noise_level":-26.407862,"freq_skew":0.813024,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":573383},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.653336,"noise_level":-26.407862,"freq_skew":0.813024,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":574335},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781081,"noise_level":-26.936502,"freq_skew":0.930625,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":575290},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355659,"noise_level":-27.375307,"freq_skew":0.949097,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[3,24]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":575513},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774409,"noise_level":-27.355026,"freq_skew":-0.390451,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790126,"usec":578034},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821423,"noise_level":-27.274376,"freq_skew":0.797918,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790127,"usec":333231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.200133,"noise_level":-26.805582,"freq_skew":-0.164904,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790127,"usec":333583},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083619,"noise_level":-27.591740,"freq_skew":0.657399,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":58,"variable_part_params":[{"name":"atn_checksum","value":[151,223,122,210]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790127,"usec":334592},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854400,"noise_level":-28.162163,"freq_skew":-2.306791,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":92938},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478199,"noise_level":-27.877884,"freq_skew":0.363382,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":11,"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":[44,14]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":96212},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559136,"noise_level":-27.686386,"freq_skew":-0.409827,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":101107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108516,"noise_level":-27.519642,"freq_skew":0.090968,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":859235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644350,"noise_level":-27.477478,"freq_skew":1.805289,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":861681},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678419,"noise_level":-27.294519,"freq_skew":1.453276,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790128,"usec":862442},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778741,"noise_level":-27.234379,"freq_skew":-1.360094,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[198,62]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790129,"usec":613117},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573884,"noise_level":-26.939770,"freq_skew":0.209560,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":730,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2713,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[59,73]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790129,"usec":622229},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625395,"noise_level":-27.369900,"freq_skew":0.083666,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2713,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[175,93]}]}],"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":[1,3,27,1,4741682,0]}},"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":"KLM28W","long_tsap":{"rdp":[65,75,76,77,0],"short_tsap":{"ars":[72,90,50],"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":[65,75,76,77,0],"short_tsap":{"ars":[72,90,50],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMG","destination_airport":"EHAM"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790130,"usec":386934},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956193,"noise_level":-26.915300,"freq_skew":-1.990928,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790131,"usec":142722},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858763,"noise_level":-26.887768,"freq_skew":0.694700,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790131,"usec":149243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.302155,"noise_level":-26.697899,"freq_skew":0.166345,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790131,"usec":908328},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793807,"noise_level":-26.420654,"freq_skew":-1.425180,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790135,"usec":716622},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194346,"noise_level":-24.215504,"freq_skew":0.962051,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790136,"usec":477721},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003844,"noise_level":-23.951424,"freq_skew":2.656770,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790136,"usec":478823},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925352,"noise_level":-23.896837,"freq_skew":0.295100,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":8,"lifetime":50.000000,"flags":192,"pdu_id":732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2713,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[127,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":228719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918901,"noise_level":-24.076523,"freq_skew":0.254281,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":733,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":11,"dst_ref":2713,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[11,117]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":229715},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009938,"noise_level":-24.021149,"freq_skew":0.849000,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":232476},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753970,"noise_level":-23.911446,"freq_skew":0.143283,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-3.600000},"alt":19000}},{"name":"alternate_ground_stations","value":["23CB05","2B3185","2B3065","233D25","20B065","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":234638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469555,"noise_level":-24.449989,"freq_skew":2.681353,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":993602},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914963,"noise_level":-24.349089,"freq_skew":1.133043,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":993602},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.914963,"noise_level":-24.349089,"freq_skew":1.133043,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[176,16,230,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":993602},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.914963,"noise_level":-24.349089,"freq_skew":1.133043,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53720,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[123,8,232,234]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":993924},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793250,"noise_level":-24.439846,"freq_skew":0.080291,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"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":734,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":12,"dst_ref":2714,"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":[192,235]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790137,"usec":999862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005207,"noise_level":-24.555380,"freq_skew":-0.030899,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":3337},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769300,"noise_level":-24.771576,"freq_skew":0.120840,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22055062","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":[71,0,39,65,75,76,77,0,72,90,50,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":760649},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.542649,"noise_level":-24.681770,"freq_skew":0.937469,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":763154},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550623,"noise_level":-24.563456,"freq_skew":0.415103,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"KL028W","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":766447},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416917,"noise_level":-24.548779,"freq_skew":1.075340,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":774854},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603545,"noise_level":-24.374565,"freq_skew":0.215255,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2714,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[65,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790138,"usec":775688},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746967,"noise_level":-25.005484,"freq_skew":1.052728,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62412,"dst_ref":2717,"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":[71,235,78,224]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790139,"usec":523488},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113351,"noise_level":-24.642242,"freq_skew":0.186317,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790140,"usec":285348},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074941,"noise_level":-24.422699,"freq_skew":0.061592,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790141,"usec":47363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892927,"noise_level":-24.436884,"freq_skew":0.249220,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790141,"usec":56474},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704780,"noise_level":-24.722841,"freq_skew":0.124406,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":736,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[122,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790142,"usec":572510},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905007,"noise_level":-24.130127,"freq_skew":0.982500,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62412,"dst_ref":2717,"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":[71,235,78,224]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790142,"usec":575692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287824,"noise_level":-24.046684,"freq_skew":-0.910191,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790142,"usec":577126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663076,"noise_level":-25.111906,"freq_skew":0.928375,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790143,"usec":338580},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064940,"noise_level":-24.926147,"freq_skew":-2.521083,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15051415","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,83,13,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790143,"usec":343688},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550172,"noise_level":-24.834738,"freq_skew":-2.654500,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":98854},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224002,"noise_level":-24.736252,"freq_skew":-2.696538,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MNQ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1171","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":103366},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.394133,"noise_level":-24.528965,"freq_skew":1.044877,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":103661},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290692,"noise_level":-24.514347,"freq_skew":-0.168444,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":850278},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769946,"noise_level":-24.802263,"freq_skew":0.310159,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":736,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[122,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":850715},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616534,"noise_level":-24.787178,"freq_skew":0.868866,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22086,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[123,216,213,99]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790144,"usec":851624},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946299,"noise_level":-25.422735,"freq_skew":-2.697143,"avlc":{"src":{"addr":"34530D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790145,"usec":618477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659633,"noise_level":-25.073105,"freq_skew":-0.198364,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790145,"usec":620404},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656305,"noise_level":-26.030014,"freq_skew":0.165217,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":737,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[118,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790146,"usec":377647},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617377,"noise_level":-26.243954,"freq_skew":0.929668,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62412,"dst_ref":2717,"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":[71,235,78,224]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790147,"usec":896559},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423839,"noise_level":-25.427935,"freq_skew":-2.440999,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790148,"usec":669883},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552963,"noise_level":-24.771847,"freq_skew":-0.002864,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790149,"usec":430040},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648373,"noise_level":-24.374825,"freq_skew":1.502168,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790149,"usec":431277},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712328,"noise_level":-25.252321,"freq_skew":0.926898,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":37181,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790149,"usec":431904},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909533,"noise_level":-25.583523,"freq_skew":0.216715,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":186352},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641584,"noise_level":-27.112801,"freq_skew":0.930846,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":189994},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060390,"noise_level":-26.975985,"freq_skew":1.846103,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"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":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[173,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":190496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726115,"noise_level":-26.975985,"freq_skew":0.725540,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":192028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730034,"noise_level":-27.829514,"freq_skew":-0.461010,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":198525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796858,"noise_level":-27.786829,"freq_skew":0.679527,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":37185,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":951746},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593143,"noise_level":-27.724096,"freq_skew":0.917846,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62412,"dst_ref":2717,"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":[71,235,78,224]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790150,"usec":959809},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508038,"noise_level":-27.412683,"freq_skew":-0.388891,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":409,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790151,"usec":711890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359828,"noise_level":-27.251062,"freq_skew":1.548924,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790151,"usec":712747},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444360,"noise_level":-28.359264,"freq_skew":0.874799,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[241,136,105,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790151,"usec":714328},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279190,"noise_level":-28.975880,"freq_skew":-1.775885,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"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":65,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790151,"usec":714691},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834630,"noise_level":-29.467066,"freq_skew":1.053523,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790151,"usec":720066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008785,"noise_level":-29.389914,"freq_skew":1.642081,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790152,"usec":477096},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764159,"noise_level":-28.892361,"freq_skew":0.725251,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":6,"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":37204,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790152,"usec":478772},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584890,"noise_level":-28.820126,"freq_skew":-1.539304,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790153,"usec":239890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156754,"noise_level":-28.308001,"freq_skew":0.949745,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790153,"usec":247180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.347825,"noise_level":-28.926502,"freq_skew":0.928132,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790154,"usec":1771},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741448,"noise_level":-28.339918,"freq_skew":0.805204,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790154,"usec":7000},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664543,"noise_level":-28.249630,"freq_skew":-2.002318,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"TO11JT","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTVF11JT/DTLPPT,20O,93,173346,2FA3AA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790154,"usec":760770},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776114,"noise_level":-28.686869,"freq_skew":-0.615273,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790155,"usec":521410},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123754,"noise_level":-28.093645,"freq_skew":1.504800,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2862,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST [level]","choice":"dM6Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":360}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790155,"usec":521846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757758,"noise_level":-29.234680,"freq_skew":0.912003,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790155,"usec":524777},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357000,"noise_level":-28.986748,"freq_skew":0.762487,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790156,"usec":287107},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677142,"noise_level":-28.698280,"freq_skew":1.412769,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":240,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790156,"usec":293817},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729687,"noise_level":-28.488047,"freq_skew":0.962560,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[24,41]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790157,"usec":41758},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420489,"noise_level":-28.170803,"freq_skew":1.345249,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790157,"usec":50122},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226451,"noise_level":-28.786758,"freq_skew":1.475851,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2863,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[174,184]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790157,"usec":814442},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542924,"noise_level":-28.389896,"freq_skew":-2.104450,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790157,"usec":815219},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226636,"noise_level":-28.421349,"freq_skew":1.427758,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2864,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790157,"usec":819663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821506,"noise_level":-28.240032,"freq_skew":0.779828,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790158,"usec":574895},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732470,"noise_level":-27.801781,"freq_skew":-1.789779,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790159,"usec":333241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807695,"noise_level":-27.632826,"freq_skew":-2.484216,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790159,"usec":342599},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605353,"noise_level":-27.244259,"freq_skew":1.041288,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790160,"usec":89106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745903,"noise_level":-26.949320,"freq_skew":-1.625723,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790160,"usec":89927},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011215,"noise_level":-27.606544,"freq_skew":0.307564,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790160,"usec":853955},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008378,"noise_level":-27.771662,"freq_skew":0.727704,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790160,"usec":857215},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446647,"noise_level":-28.070147,"freq_skew":0.666132,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790160,"usec":857215},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.446647,"noise_level":-28.070147,"freq_skew":0.666132,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790161,"usec":619161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470055,"noise_level":-27.495697,"freq_skew":0.666079,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790161,"usec":619161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.470055,"noise_level":-27.495697,"freq_skew":0.666079,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790162,"usec":377418},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532504,"noise_level":-27.054184,"freq_skew":-2.201492,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790163,"usec":141149},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387240,"noise_level":-27.321171,"freq_skew":0.318572,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2536,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[221,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790163,"usec":144359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995738,"noise_level":-27.102001,"freq_skew":0.766336,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790163,"usec":146301},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260590,"noise_level":-26.965353,"freq_skew":0.520973,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":4,"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":4037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2536,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[60,170]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790163,"usec":148789},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677192,"noise_level":-26.869049,"freq_skew":-0.850536,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790163,"usec":913205},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382226,"noise_level":-26.986328,"freq_skew":0.716821,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790164,"usec":667515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404992,"noise_level":-26.587891,"freq_skew":0.324437,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790165,"usec":423770},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602867,"noise_level":-27.362888,"freq_skew":2.063401,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790166,"usec":190628},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618663,"noise_level":-26.643349,"freq_skew":-3.067454,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790166,"usec":193536},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671448,"noise_level":-26.783825,"freq_skew":0.794347,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790169,"usec":995252},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557233,"noise_level":-25.289400,"freq_skew":0.692416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","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":254,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[77,112]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790170,"usec":1460},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580602,"noise_level":-24.991158,"freq_skew":0.646141,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":5,"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":37328,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790170,"usec":757151},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469213,"noise_level":-24.996567,"freq_skew":0.065720,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790170,"usec":758273},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865933,"noise_level":-24.935026,"freq_skew":0.743578,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790170,"usec":761853},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349904,"noise_level":-24.858706,"freq_skew":1.208789,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"5U","blk_id":"3","ack":"!","flight":"LO0426","msg_num":"M33","msg_num_seq":"A","msg_text":"LEBB LFBD LFPG EDDF-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790170,"usec":762197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106164,"noise_level":-25.423454,"freq_skew":2.258419,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":522856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497790,"noise_level":-25.278706,"freq_skew":-1.007948,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":524636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412372,"noise_level":-25.183529,"freq_skew":0.946654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":524700},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354839,"noise_level":-25.885687,"freq_skew":-0.937903,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[117,22]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":525594},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681374,"noise_level":-25.834524,"freq_skew":0.853832,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":525975},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704868,"noise_level":-25.817537,"freq_skew":2.203210,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"sseq":0,"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":1871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18875,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[71,198]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":526569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747148,"noise_level":-25.783663,"freq_skew":-1.455126,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790171,"usec":527097},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644463,"noise_level":-26.129944,"freq_skew":0.941393,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".SP-LWD","mode":"2","label":"RA","blk_id":"J","ack":"!","msg_text":"QUQXSXXXS~6WXR REPORT\u0007\r\nSA 30/16:00 \r\nMETAR LEBB 301600Z 21011KT 160V280 9999 FEW045 SCT070 14/06 Q0999\r\n NOSIG=\r\nSA 30/16:00 \r\nLFBD 301600Z AUTO 21011KT 9999 FEW032/// BKN060/// BKN072///\r\n ///TCU 12/08 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":278311},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929888,"noise_level":-25.990335,"freq_skew":-1.262552,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[165,161,62,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":281118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688078,"noise_level":-25.818920,"freq_skew":0.705360,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":284951},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149766,"noise_level":-25.751289,"freq_skew":1.377383,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"4","ack":"J","flight":"LO0426","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":285734},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581625,"noise_level":-25.899902,"freq_skew":0.944188,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[222,152,171,57]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":285734},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.581625,"noise_level":-25.899902,"freq_skew":0.944188,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[56,190,58,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790172,"usec":288939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907617,"noise_level":-25.797712,"freq_skew":-1.338491,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"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":[200,161,107,84]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790173,"usec":44580},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677089,"noise_level":-25.630020,"freq_skew":0.902568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".SP-LWD","mode":"2","label":"RA","blk_id":"K","ack":"!","msg_text":"Q0997 TEMPO 21015G30KT 3000 SHRA BKN015TCU\r\n SCT020CB=\r\nSA 30/16:00 RTD \r\nMETAR LFPG 301600Z 17012KT 9999 FEW020 BKN058 10/07 Q0993=\r\nSA 30/15:50 \r\nMETAR EDDF 301550Z AUTO 09009KT 9999 VCSH OVC012 FEW///TCU 03/01"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790173,"usec":49598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100222,"noise_level":-26.264355,"freq_skew":0.673749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790173,"usec":803880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256990,"noise_level":-26.122587,"freq_skew":1.508083,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"5","ack":"K","flight":"LO0426","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790174,"usec":563397},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869735,"noise_level":-26.566658,"freq_skew":0.641813,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"RA","blk_id":"L","ack":"!","msg_text":"QUQXSXXXS~6WXR REPORT\u0007\r\nSA 30/16:00 \r\nMETAR LEBB 301600Z 21011KT 160V280 9999 FEW045 SCT070 14/06 Q0999\r\n NOSIG=\r\nSA 30/16:00 \r\nLFBD 301600Z AUTO 21011KT 9999 FEW032/// BKN060/// BKN072///\r\n ///TCU 12/08 Q0997 TEMPO 21015G30KT 3000 SHRA BKN015TCU\r\n SCT020CB=\r\nSA 30/16:00 RTD \r\nMETAR LFPG 301600Z 17012KT 9999 FEW020 BKN058 10/07 Q0993=\r\nSA 30/15:50 \r\nMETAR EDDF 301550Z AUTO 09009KT 9999 VCSH OVC012 FEW///TCU 03/01 \r\nQ1000\r\n NOSIG=\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790174,"usec":563734},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576737,"noise_level":-26.548180,"freq_skew":0.509335,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790174,"usec":564555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887472,"noise_level":-27.308367,"freq_skew":0.886681,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790174,"usec":571007},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.871605,"noise_level":-26.933743,"freq_skew":1.472712,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"6","ack":"L","flight":"LO0426","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790175,"usec":343055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049473,"noise_level":-27.357746,"freq_skew":0.715675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790176,"usec":93554},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545324,"noise_level":-27.196491,"freq_skew":-1.875640,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790176,"usec":100669},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386891,"noise_level":-27.919205,"freq_skew":0.422151,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2536,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[244,20]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790176,"usec":866746},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418969,"noise_level":-28.438950,"freq_skew":0.238431,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[147,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790177,"usec":613868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447941,"noise_level":-28.687706,"freq_skew":-2.160670,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790178,"usec":377814},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633251,"noise_level":-28.138649,"freq_skew":0.875450,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790178,"usec":379259},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455829,"noise_level":-28.006641,"freq_skew":0.457897,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":4040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":28,"dst_ref":2536,"variable_part_params":[{"name":"checksum","value":[52,46]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790178,"usec":384582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615574,"noise_level":-27.601379,"freq_skew":0.312330,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790179,"usec":144147},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733284,"noise_level":-27.580564,"freq_skew":0.979848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":3,"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":37411,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790179,"usec":144992},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618921,"noise_level":-27.709908,"freq_skew":-1.243371,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"8","ack":"!","flight":"DK1159","msg_num":"J34","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA141D54C7E337084D95801D0D1E3067EF9CC84D036B1F099FF4D6084D008AF2","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"wpt_change_event":{"lat":41.246796,"lon":-5.059891,"alt":34008,"ts_sec":1376.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":42.453232,"lon":-2.880650,"alt":34000,"eta_sec":875},"next_next_wpt":{"lat":43.646450,"lon":-1.962433,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790179,"usec":148277},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951658,"noise_level":-27.882832,"freq_skew":-1.430167,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790179,"usec":157780},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195922,"noise_level":-27.733440,"freq_skew":0.426707,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":4041,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[207,249]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790179,"usec":903498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841991,"noise_level":-27.360695,"freq_skew":0.006772,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790180,"usec":667457},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785500,"noise_level":-26.964470,"freq_skew":0.939403,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":537,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[190,191,184,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790180,"usec":669150},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426564,"noise_level":-27.186602,"freq_skew":0.388758,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[203,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790180,"usec":676392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.109353,"noise_level":-27.628040,"freq_skew":1.143107,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"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":[105,146,89,202]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790181,"usec":431202},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424795,"noise_level":-28.210987,"freq_skew":0.344120,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790181,"usec":434651},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815151,"noise_level":-28.144180,"freq_skew":-0.949357,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790181,"usec":440081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227915,"noise_level":-28.378227,"freq_skew":1.172786,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790182,"usec":190151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763612,"noise_level":-27.955675,"freq_skew":-1.345086,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790182,"usec":194468},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068445,"noise_level":-27.869278,"freq_skew":0.754839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790182,"usec":198482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594630,"noise_level":-27.826397,"freq_skew":-1.403339,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790182,"usec":947707},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517092,"noise_level":-27.741270,"freq_skew":-0.443902,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790182,"usec":947707},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.517092,"noise_level":-27.741270,"freq_skew":-0.443902,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790183,"usec":714447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648996,"noise_level":-27.227327,"freq_skew":0.677307,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790183,"usec":715717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804133,"noise_level":-27.144220,"freq_skew":-1.435088,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790183,"usec":719228},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660306,"noise_level":-26.929415,"freq_skew":2.924092,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790184,"usec":483520},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309598,"noise_level":-26.333134,"freq_skew":0.333345,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[203,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790184,"usec":488029},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584286,"noise_level":-26.957901,"freq_skew":-1.165442,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790185,"usec":238361},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352980,"noise_level":-27.073143,"freq_skew":0.531103,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790185,"usec":239552},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341854,"noise_level":-27.034012,"freq_skew":-0.557167,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790185,"usec":242111},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619081,"noise_level":-27.179070,"freq_skew":-0.339994,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790185,"usec":993768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690499,"noise_level":-27.080381,"freq_skew":0.772537,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790186,"usec":768008},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627163,"noise_level":-26.676197,"freq_skew":0.750025,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790187,"usec":519453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965644,"noise_level":-26.583027,"freq_skew":-2.393668,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790187,"usec":520937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835690,"noise_level":-26.509207,"freq_skew":0.946770,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790187,"usec":526275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280529,"noise_level":-26.644047,"freq_skew":-0.419866,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790187,"usec":526926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663565,"noise_level":-26.606796,"freq_skew":1.403744,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790188,"usec":285101},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336427,"noise_level":-26.278549,"freq_skew":0.319912,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[203,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790188,"usec":286077},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349591,"noise_level":-26.260672,"freq_skew":-0.688767,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790188,"usec":287423},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631502,"noise_level":-26.348038,"freq_skew":-0.436300,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790188,"usec":290475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995973,"noise_level":-26.276176,"freq_skew":0.911953,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790189,"usec":48002},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467354,"noise_level":-26.134216,"freq_skew":0.346925,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":22,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790189,"usec":48207},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554114,"noise_level":-26.134216,"freq_skew":-0.649004,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":437,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790189,"usec":49145},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838046,"noise_level":-26.081573,"freq_skew":0.911745,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790189,"usec":802544},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334051,"noise_level":-26.255577,"freq_skew":-2.319167,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790189,"usec":802719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.267825,"noise_level":-26.255577,"freq_skew":-0.535331,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790190,"usec":567118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825403,"noise_level":-25.871527,"freq_skew":0.361314,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790190,"usec":573531},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039400,"noise_level":-25.585974,"freq_skew":-1.353130,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[177,190,177,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790190,"usec":574563},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681056,"noise_level":-25.536541,"freq_skew":0.835880,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790191,"usec":334775},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384465,"noise_level":-26.126228,"freq_skew":0.216828,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-7.200000},"alt":36000}},{"name":"alternate_ground_stations","value":["2B3185","233D25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790191,"usec":336456},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716611,"noise_level":-26.038746,"freq_skew":0.811240,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[59,82,20,138]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790191,"usec":342360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553102,"noise_level":-26.000023,"freq_skew":-1.629845,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790191,"usec":343136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079790,"noise_level":-25.965431,"freq_skew":-2.367822,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":87404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860645,"noise_level":-26.839252,"freq_skew":0.899987,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":89398},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526727,"noise_level":-26.725464,"freq_skew":2.753300,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":90436},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809283,"noise_level":-26.669125,"freq_skew":1.863317,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WDX","mode":"2","label":"17","blk_id":"2","ack":"!","flight":"W625EX","msg_num":"M17","msg_num_seq":"A","msg_text":"162306,30660,1643, 8160,N 38.729,W 4.864,30JAN26,29273, 138,- 45"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":856524},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665160,"noise_level":-26.284666,"freq_skew":-2.330627,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":861817},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779520,"noise_level":-27.265139,"freq_skew":2.503849,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18875,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[54,139]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790192,"usec":862198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698958,"noise_level":-27.245113,"freq_skew":2.641688,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790193,"usec":619755},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322942,"noise_level":-26.873152,"freq_skew":0.972707,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790193,"usec":621997},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015788,"noise_level":-27.094372,"freq_skew":2.511319,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18875,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[187,195]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790193,"usec":624484},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450266,"noise_level":-26.957844,"freq_skew":0.533627,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790194,"usec":381129},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489398,"noise_level":-26.842503,"freq_skew":0.903387,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2414,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[71,85,155,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,69,206,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790194,"usec":386488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514807,"noise_level":-27.208960,"freq_skew":-2.169842,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":135882},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763814,"noise_level":-27.924580,"freq_skew":0.734358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"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":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[59,82,20,138]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":137642},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926386,"noise_level":-27.817101,"freq_skew":1.067870,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":137725},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.385947,"noise_level":-27.817101,"freq_skew":-1.341193,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":553,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":139048},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679270,"noise_level":-27.732063,"freq_skew":-3.065366,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":220,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":139151},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832097,"noise_level":-27.732063,"freq_skew":2.294173,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":902186},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919426,"noise_level":-28.060844,"freq_skew":2.787271,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":902629},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113501,"noise_level":-28.038900,"freq_skew":1.686603,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":903022},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818508,"noise_level":-28.017010,"freq_skew":-1.536166,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":590,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":904161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632896,"noise_level":-28.724878,"freq_skew":0.882929,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D066","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790195,"usec":908541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566644,"noise_level":-28.560429,"freq_skew":0.782657,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790198,"usec":183831},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747054,"noise_level":-27.617382,"freq_skew":-1.695090,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":151,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790198,"usec":189338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664314,"noise_level":-27.928276,"freq_skew":0.488663,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790198,"usec":190674},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695284,"noise_level":-27.842150,"freq_skew":2.336055,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[88,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790198,"usec":955407},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686584,"noise_level":-27.362839,"freq_skew":0.794745,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":702576},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546774,"noise_level":-27.577938,"freq_skew":-0.147476,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":702576},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.546774,"noise_level":-27.577938,"freq_skew":-0.147476,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":705744},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368529,"noise_level":-27.372551,"freq_skew":0.200550,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-7.200000},"alt":36000}},{"name":"alternate_ground_stations","value":["2B3185","233D25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":707137},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286662,"noise_level":-27.663246,"freq_skew":1.085028,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2414,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[225,88,11,74]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":708203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060658,"noise_level":-27.642281,"freq_skew":2.437654,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":710164},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801774,"noise_level":-27.538216,"freq_skew":-2.656309,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790199,"usec":711137},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700414,"noise_level":-27.496939,"freq_skew":0.966195,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61927,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[69,236,162,164]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790200,"usec":469286},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793468,"noise_level":-27.558235,"freq_skew":0.671253,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790200,"usec":473252},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336552,"noise_level":-28.029539,"freq_skew":1.088297,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790200,"usec":473252},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.336552,"noise_level":-28.029539,"freq_skew":1.088297,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":65,"dst_ref":2414,"variable_part_params":[{"name":"atn_checksum","value":[62,10,194,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790200,"usec":475491},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407632,"noise_level":-28.129282,"freq_skew":1.211848,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":240626},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460818,"noise_level":-28.462563,"freq_skew":1.098427,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":240626},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.460818,"noise_level":-28.462563,"freq_skew":1.098427,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":true,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[50,95,179,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":244665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.378978,"noise_level":-28.257887,"freq_skew":-0.625924,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":245144},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566981,"noise_level":-28.213051,"freq_skew":-1.936088,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"SKBO"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-6.500000},"alt":33000}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":246684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155566,"noise_level":-28.124067,"freq_skew":-1.587920,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"ENGM"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-5.800000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":246684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.155566,"noise_level":-28.124067,"freq_skew":-1.587920,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DK077K","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790201,"usec":246684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-5.155566,"noise_level":-28.124067,"freq_skew":-1.587920,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"21350146","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":[71,0,39,65,86,75,71,0,69,208,102,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":8451},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905662,"noise_level":-27.841013,"freq_skew":-2.452796,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AV0011","msg_num":"D74","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39855-0049931618 27624-357292143010GMY012016\r\n 39828-0051121619 28519-381291150010IH-012014\r\n 39801-0052321620 29121-398291150010PSZ011014\r\n 39774-0053541621 29754-4142911460102"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":9141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733213,"noise_level":-27.841013,"freq_skew":0.228962,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":9594},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770288,"noise_level":-27.819614,"freq_skew":-1.647269,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"UX0193","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":10392},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498567,"noise_level":-27.798271,"freq_skew":1.063134,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[135,44,229,49]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61927,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,79,81,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":10924},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756264,"noise_level":-28.423199,"freq_skew":-1.737880,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15051522","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":[71,0,39,65,65,69,65,0,52,83,82,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":759512},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774683,"noise_level":-28.108271,"freq_skew":0.665310,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":759835},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078524,"noise_level":-28.108271,"freq_skew":-1.315840,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790202,"usec":765900},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942739,"noise_level":-27.698347,"freq_skew":-2.194060,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AV0011","msg_num":"D74","msg_num_seq":"B","sublabel":"DF","msg_text":"EB0031AA_ N781AV LEMDSKBO1\r\n 39855-0049931618 27624-357292143010GMY012016\r\n 39828-0051121619 28519-381291150010IH-012014\r\n 39801-0052321620 29121-398291150010PSZ011014\r\n 39774-0053541621 29754-41429114601020;008017\r\n 39746-0054781622 30280-4302911440H8IH-030044\r\n 39717-0056031623 30824-444289142098X4Z026037"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790203,"usec":522977},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487884,"noise_level":-28.055843,"freq_skew":-1.834643,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"UX0193","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790203,"usec":524644},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785352,"noise_level":-28.773304,"freq_skew":0.944490,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790203,"usec":524907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.880176,"noise_level":-29.041199,"freq_skew":-1.479211,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790203,"usec":526878},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849398,"noise_level":-28.919083,"freq_skew":-2.540780,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790203,"usec":529162},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583970,"noise_level":-28.822609,"freq_skew":0.752618,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790204,"usec":294082},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520476,"noise_level":-28.539452,"freq_skew":0.625371,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790205,"usec":43379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.321167,"noise_level":-28.756569,"freq_skew":-2.244082,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790205,"usec":44104},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787316,"noise_level":-29.335442,"freq_skew":-1.702978,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790205,"usec":47017},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711246,"noise_level":-29.134239,"freq_skew":-0.210392,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790206,"usec":579895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523180,"noise_level":-28.204605,"freq_skew":-0.334514,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790208,"usec":94397},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430995,"noise_level":-27.952560,"freq_skew":0.434170,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-7.200000},"alt":36000}},{"name":"alternate_ground_stations","value":["2B3185","233D25","26BA85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790208,"usec":857438},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304627,"noise_level":-27.934208,"freq_skew":0.255128,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"22045556","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":[71,0,39,65,84,82,65,0,72,75,110,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790209,"usec":618408},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296442,"noise_level":-27.532234,"freq_skew":0.335017,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"HV027L","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790209,"usec":620676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636424,"noise_level":-27.606976,"freq_skew":0.042653,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790210,"usec":377981},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542853,"noise_level":-27.199615,"freq_skew":-2.683966,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790210,"usec":379475},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495372,"noise_level":-27.120390,"freq_skew":0.781492,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790210,"usec":379604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435370,"noise_level":-27.120390,"freq_skew":0.487371,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":139228},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737323,"noise_level":-26.909601,"freq_skew":1.698346,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":139615},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819167,"noise_level":-26.890377,"freq_skew":0.943930,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":141778},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614049,"noise_level":-26.775925,"freq_skew":-2.572163,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":142806},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901024,"noise_level":-26.719261,"freq_skew":2.495518,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18875,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[120,237]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":147828},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796335,"noise_level":-26.569935,"freq_skew":0.280479,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":148211},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431354,"noise_level":-27.488535,"freq_skew":0.818490,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15051120","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":906957},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713218,"noise_level":-27.831490,"freq_skew":2.196141,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,83]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":908578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510969,"noise_level":-27.746313,"freq_skew":-2.391425,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"YW2469","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790211,"usec":910195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579345,"noise_level":-27.845657,"freq_skew":1.160126,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790212,"usec":660437},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663263,"noise_level":-27.529953,"freq_skew":0.717038,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790212,"usec":660640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498848,"noise_level":-27.529953,"freq_skew":-1.892032,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790212,"usec":662693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485164,"noise_level":-27.800045,"freq_skew":-2.360643,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790212,"usec":665317},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666700,"noise_level":-27.652061,"freq_skew":2.321453,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":12,"dst_ref":18875,"variable_part_params":[{"name":"checksum","value":[193,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790213,"usec":428169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386773,"noise_level":-27.242632,"freq_skew":2.444115,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790213,"usec":428859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503189,"noise_level":-27.202730,"freq_skew":-2.628021,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790213,"usec":428946},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332941,"noise_level":-27.791229,"freq_skew":-1.176896,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790213,"usec":431395},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536447,"noise_level":-27.643394,"freq_skew":-0.523411,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790214,"usec":187166},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644632,"noise_level":-27.416048,"freq_skew":2.157369,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":1878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[77,7]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790214,"usec":187269},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620347,"noise_level":-27.416048,"freq_skew":0.982345,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":59,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[228,221,216,154]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790214,"usec":948606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579713,"noise_level":-27.322044,"freq_skew":-0.705357,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790214,"usec":952749},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123231,"noise_level":-27.122553,"freq_skew":1.801752,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2453,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[25,240,35,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790215,"usec":720035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.354714,"noise_level":-26.385567,"freq_skew":1.825306,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790215,"usec":720391},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392259,"noise_level":-26.385567,"freq_skew":0.879830,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790217,"usec":245571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409398,"noise_level":-26.509502,"freq_skew":0.987234,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790217,"usec":250098},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612745,"noise_level":-26.276070,"freq_skew":1.389187,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790218,"usec":237},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569860,"noise_level":-27.126665,"freq_skew":-1.860297,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":314,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790219,"usec":522361},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616310,"noise_level":-26.227726,"freq_skew":0.756909,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[26,2]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"UNABLE","choice":"uM0NULL","data":{}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"DUE TO TRAFFIC"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790220,"usec":282357},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854188,"noise_level":-26.456434,"freq_skew":0.642479,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790220,"usec":282930},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.085852,"noise_level":-26.419981,"freq_skew":-1.500763,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":554,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2561,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[37,94,172,219]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2561,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,66,106,39]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790220,"usec":283774},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604949,"noise_level":-26.383677,"freq_skew":1.061697,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790220,"usec":287223},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767031,"noise_level":-27.139923,"freq_skew":2.250949,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1879,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790220,"usec":287952},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.047099,"noise_level":-27.872908,"freq_skew":1.052159,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2866,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":41105},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789606,"noise_level":-28.671896,"freq_skew":0.383399,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":42863},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723515,"noise_level":-28.570152,"freq_skew":-0.120259,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":48806},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533232,"noise_level":-28.747620,"freq_skew":0.955020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":48806},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.533232,"noise_level":-28.747620,"freq_skew":0.955020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","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":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[108,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":48806},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.533232,"noise_level":-28.747620,"freq_skew":0.955020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":48806},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.533232,"noise_level":-28.747620,"freq_skew":0.955020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":50964},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729753,"noise_level":-28.606106,"freq_skew":0.929103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":14891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":77,"credit":8,"rseq":58,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[81,86,205,172]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":51411},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211644,"noise_level":-28.582743,"freq_skew":0.755005,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":[38]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.700000},"alt":41000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":812948},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570384,"noise_level":-28.106087,"freq_skew":-0.306885,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790221,"usec":814789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310799,"noise_level":-27.996349,"freq_skew":-2.394921,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790222,"usec":567145},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955501,"noise_level":-28.573208,"freq_skew":0.993126,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790223,"usec":329927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757020,"noise_level":-27.987438,"freq_skew":-1.836710,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790224,"usec":100177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.899807,"noise_level":-27.256531,"freq_skew":-1.487756,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790225,"usec":616709},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691845,"noise_level":-26.563873,"freq_skew":0.815609,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790226,"usec":375971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021952,"noise_level":-26.131002,"freq_skew":0.647670,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790226,"usec":376153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524887,"noise_level":-26.131002,"freq_skew":-0.502148,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790226,"usec":382273},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795022,"noise_level":-26.452755,"freq_skew":0.879884,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":60,"variable_part_params":[{"name":"atn_checksum","value":[8,122,203,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790227,"usec":140851},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566134,"noise_level":-26.846760,"freq_skew":1.303752,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":355,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790227,"usec":143953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713508,"noise_level":-26.732874,"freq_skew":-0.493928,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790227,"usec":904674},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742455,"noise_level":-27.085352,"freq_skew":-0.608782,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1626,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790227,"usec":909518},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605038,"noise_level":-26.795673,"freq_skew":1.114609,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790228,"usec":663908},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448613,"noise_level":-26.533752,"freq_skew":1.150726,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"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":545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[220,248,24,219]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61927,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,211,178,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790228,"usec":672152},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436948,"noise_level":-26.172771,"freq_skew":2.373969,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[69,13]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790229,"usec":435074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788169,"noise_level":-25.928726,"freq_skew":1.064088,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790229,"usec":438738},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656257,"noise_level":-25.826197,"freq_skew":2.291408,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[84,219]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790229,"usec":440804},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638515,"noise_level":-26.278421,"freq_skew":0.739416,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1}},{"name":"avlc_specific_options","value":[38]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.700000},"alt":41000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790230,"usec":186526},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688538,"noise_level":-26.266508,"freq_skew":0.731547,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790230,"usec":188663},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635577,"noise_level":-26.509155,"freq_skew":1.038901,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790230,"usec":954794},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741361,"noise_level":-26.044027,"freq_skew":-1.515017,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790231,"usec":722327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356410,"noise_level":-26.159672,"freq_skew":-1.295853,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790232,"usec":471733},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647550,"noise_level":-26.803566,"freq_skew":-1.728031,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":24,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790232,"usec":476083},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162368,"noise_level":-26.578381,"freq_skew":1.106009,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":61927,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[232,70,118,4]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790233,"usec":231941},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923592,"noise_level":-26.358889,"freq_skew":0.863717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790233,"usec":234882},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120426,"noise_level":-26.197832,"freq_skew":0.872980,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790234,"usec":3121},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356510,"noise_level":-25.923918,"freq_skew":0.962104,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790234,"usec":4983},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704284,"noise_level":-25.838440,"freq_skew":1.006676,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,152,19,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":525128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934040,"noise_level":-25.895273,"freq_skew":-0.943218,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":527506},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622302,"noise_level":-26.858500,"freq_skew":-1.730020,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":24,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":529200},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624086,"noise_level":-26.782310,"freq_skew":0.930995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":529200},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.624086,"noise_level":-26.782310,"freq_skew":0.930995,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":37761,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":532374},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644360,"noise_level":-26.688002,"freq_skew":-0.988863,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":532596},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-6.800937,"noise_level":-27.576298,"freq_skew":-1.414795,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2561,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[127,146,212,32]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790235,"usec":532596},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-6.800937,"noise_level":-27.576298,"freq_skew":-1.414795,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":556,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19079,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,14,144,251]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":23,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790236,"usec":294307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014137,"noise_level":-27.071751,"freq_skew":0.608441,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790236,"usec":295529},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541329,"noise_level":-26.993675,"freq_skew":0.863078,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790237,"usec":47393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519977,"noise_level":-26.877861,"freq_skew":-2.102337,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790237,"usec":807891},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530914,"noise_level":-27.092808,"freq_skew":-1.858469,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":25,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790237,"usec":810997},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738958,"noise_level":-26.879253,"freq_skew":0.477981,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790237,"usec":812462},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379482,"noise_level":-26.821911,"freq_skew":0.811460,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790237,"usec":813849},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649446,"noise_level":-27.126862,"freq_skew":0.777295,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2}},{"name":"avlc_specific_options","value":[38]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.700000},"alt":41000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790238,"usec":568107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866292,"noise_level":-27.048290,"freq_skew":0.925094,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790238,"usec":573126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.197828,"noise_level":-26.778759,"freq_skew":0.789426,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":96074},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998109,"noise_level":-26.411232,"freq_skew":-1.987755,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":96384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.730851,"noise_level":-26.393080,"freq_skew":-1.248234,"avlc":{"src":{"addr":"45D066","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19079,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[25,65,57,66]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":100020},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678955,"noise_level":-26.160490,"freq_skew":-0.119837,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"16262353","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":[71,0,39,65,84,86,70,0,57,100,235,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":860517},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824719,"noise_level":-25.951183,"freq_skew":-1.248158,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":861437},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712661,"noise_level":-26.900059,"freq_skew":0.064991,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TO68DW","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":865526},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782841,"noise_level":-26.728752,"freq_skew":-0.938649,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790240,"usec":868611},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030620,"noise_level":-26.616394,"freq_skew":0.806747,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964EB","type":"Aircraft"},"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":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790241,"usec":622143},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664561,"noise_level":-26.468811,"freq_skew":-0.233759,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"16262353","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":[71,0,39,65,84,86,70,0,57,100,235,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790241,"usec":627979},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485729,"noise_level":-26.494074,"freq_skew":-1.069467,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":403,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790242,"usec":380288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788114,"noise_level":-27.123192,"freq_skew":-0.041592,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790242,"usec":383111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760221,"noise_level":-27.246998,"freq_skew":-1.341883,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790243,"usec":143048},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080242,"noise_level":-27.010176,"freq_skew":-0.058340,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790243,"usec":148572},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585874,"noise_level":-26.813478,"freq_skew":-1.771404,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790243,"usec":909732},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908566,"noise_level":-26.877478,"freq_skew":2.803014,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":309,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790243,"usec":916349},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462470,"noise_level":-26.650393,"freq_skew":-1.002113,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790244,"usec":667772},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546378,"noise_level":-26.813200,"freq_skew":-0.983966,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":403,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790245,"usec":424760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769661,"noise_level":-26.458920,"freq_skew":-0.929413,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790245,"usec":427899},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607313,"noise_level":-26.313965,"freq_skew":0.683130,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":194524},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770107,"noise_level":-26.724514,"freq_skew":-1.081705,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":181,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":952606},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715825,"noise_level":-26.501343,"freq_skew":2.529519,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":826,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":953158},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526506,"noise_level":-26.464701,"freq_skew":0.621518,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3}},{"name":"avlc_specific_options","value":[38]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.700000},"alt":41000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":956150},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605873,"noise_level":-26.355686,"freq_skew":-1.906353,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":68,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":959471},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637279,"noise_level":-26.248024,"freq_skew":0.721541,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":959902},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894134,"noise_level":-26.248024,"freq_skew":0.703169,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"calling_addr":"22353054","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790246,"usec":960221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.273084,"noise_level":-26.248024,"freq_skew":0.684631,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..OKPHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"GR0000","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790247,"usec":713604},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646228,"noise_level":-25.950033,"freq_skew":-2.255562,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"5U","blk_id":"7","ack":"!","flight":"AV0011","msg_num":"M50","msg_num_seq":"A","msg_text":"SA LPPT,LEMD,GVAC,GCTS"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790247,"usec":716760},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417101,"noise_level":-25.762527,"freq_skew":-1.563801,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"9","ack":"N","flight":"DK1159","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790248,"usec":476092},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597754,"noise_level":-25.861225,"freq_skew":0.829512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790249,"usec":237145},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622348,"noise_level":-25.477533,"freq_skew":-1.297203,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK1159","msg_num":"F78","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790249,"usec":243571},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478663,"noise_level":-26.352242,"freq_skew":-2.356804,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790249,"usec":995546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512468,"noise_level":-26.530809,"freq_skew":-2.413857,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790250,"usec":755818},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768780,"noise_level":-26.238253,"freq_skew":-1.906609,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":68,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790251,"usec":529333},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687078,"noise_level":-26.162262,"freq_skew":-1.462919,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1159","msg_num":"F79","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41207W004533,N41145W005042,162407,340,DGO,163733,ABRIX,M50,28193,219/TS162407,3001268CB5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790252,"usec":288785},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835610,"noise_level":-25.952913,"freq_skew":0.790305,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"calling_addr":"22353054","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790252,"usec":288873},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908519,"noise_level":-25.935692,"freq_skew":0.700639,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..OKPHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"GR0000","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790253,"usec":44198},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960360,"noise_level":-25.631430,"freq_skew":0.817408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790253,"usec":45948},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002403,"noise_level":-25.891001,"freq_skew":2.755126,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790253,"usec":46129},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734490,"noise_level":-25.891001,"freq_skew":0.673617,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790253,"usec":810759},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796637,"noise_level":-26.002098,"freq_skew":0.764709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790253,"usec":811336},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480151,"noise_level":-25.967495,"freq_skew":0.665718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57753,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790254,"usec":572334},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705616,"noise_level":-25.579184,"freq_skew":-2.250631,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790254,"usec":579093},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605875,"noise_level":-25.351048,"freq_skew":1.057488,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[128,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790255,"usec":330221},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802120,"noise_level":-25.606480,"freq_skew":-1.430891,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790255,"usec":331094},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536945,"noise_level":-25.832491,"freq_skew":0.730735,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790255,"usec":332168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099682,"noise_level":-25.887001,"freq_skew":0.750818,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790255,"usec":339145},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797807,"noise_level":-25.700834,"freq_skew":0.746509,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"calling_addr":"22353054","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790255,"usec":339532},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016264,"noise_level":-25.700834,"freq_skew":0.625606,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..OKPHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"GR0000","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790256,"usec":91562},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028379,"noise_level":-25.469522,"freq_skew":2.780329,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790256,"usec":91713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969795,"noise_level":-25.918407,"freq_skew":-2.985575,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790256,"usec":97470},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.800899,"noise_level":-25.631332,"freq_skew":2.580010,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,126,126,1]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790256,"usec":860290},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660756,"noise_level":-25.466795,"freq_skew":1.036934,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790256,"usec":864198},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896483,"noise_level":-25.305313,"freq_skew":0.907776,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":1,"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":37905,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790257,"usec":619210},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708785,"noise_level":-24.960287,"freq_skew":-1.643340,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790257,"usec":619340},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.766626,"noise_level":-24.960287,"freq_skew":2.652956,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790258,"usec":381328},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217370,"noise_level":-24.732658,"freq_skew":-2.432797,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":138760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839857,"noise_level":-24.380424,"freq_skew":0.606950,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":37914,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":139152},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627200,"noise_level":-24.366055,"freq_skew":0.854131,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"calling_addr":"22353054","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,83,73,84,0,0,1]}],"compression_options":2,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":139228},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950918,"noise_level":-24.366055,"freq_skew":0.669044,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..OKPHP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"GR0000","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":147911},"freq":136975000,"burst_len_octets":160,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643838,"noise_level":-24.083519,"freq_skew":0.582920,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0],"dst_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"lifetime":127.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":27,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[14]},{"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]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":14,"credit_offered":10,"credit_avail":4,"hold_time":900,"max_pdu_size":4096,"src_rdi":[71,0,39,193,131,67,90,0,73,214,44],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":901521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886077,"noise_level":-23.918306,"freq_skew":-2.813012,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790259,"usec":907071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936964,"noise_level":-23.836887,"freq_skew":0.742521,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790260,"usec":658170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341316,"noise_level":-24.120960,"freq_skew":-0.409673,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790260,"usec":665776},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655344,"noise_level":-24.037746,"freq_skew":-2.384733,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":474,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790261,"usec":430864},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057964,"noise_level":-24.242271,"freq_skew":0.634588,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790262,"usec":187461},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546295,"noise_level":-23.977392,"freq_skew":1.523110,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":607,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790262,"usec":194499},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448401,"noise_level":-23.787260,"freq_skew":-0.214536,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790264,"usec":479260},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656055,"noise_level":-23.320316,"freq_skew":-0.040733,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[252,62,165,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790264,"usec":485824},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890319,"noise_level":-23.669933,"freq_skew":0.831298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[123,216,213,99]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790264,"usec":489192},"freq":136975000,"burst_len_octets":160,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841370,"noise_level":-24.521900,"freq_skew":0.804250,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"chan_num":5,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0],"dst_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"lifetime":127.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":27,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[14]},{"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]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":14,"credit_offered":10,"credit_avail":4,"hold_time":900,"max_pdu_size":4096,"src_rdi":[71,0,39,193,131,67,90,0,73,214,44],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790265,"usec":236167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751740,"noise_level":-24.789001,"freq_skew":-0.165564,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790265,"usec":240202},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644825,"noise_level":-25.995970,"freq_skew":-2.331154,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":474,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790265,"usec":242200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808808,"noise_level":-25.926952,"freq_skew":0.802020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790266,"usec":2383},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765339,"noise_level":-26.327988,"freq_skew":-2.384040,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"M51","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:24\r\n/WPY CCS /NWYP ELVAR /HDG -95.17/MCH .84\r\n/POS N39413 W005443/FL 31337/TAS 490/SAT - 46\r\n/SWND 140/DWND - 69/FOB 62300/ETA 0248"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790266,"usec":3798},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703340,"noise_level":-27.071812,"freq_skew":0.872437,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790266,"usec":4960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250730,"noise_level":-27.013189,"freq_skew":-2.833564,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790266,"usec":762156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632691,"noise_level":-26.820587,"freq_skew":-0.465459,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790266,"usec":763055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766192,"noise_level":-27.887114,"freq_skew":-1.469707,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790268,"usec":282080},"freq":136975000,"burst_len_octets":160,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844645,"noise_level":-27.912987,"freq_skew":0.699888,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"chan_num":5,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0],"dst_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"lifetime":127.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":27,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[14]},{"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]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":14,"credit_offered":10,"credit_avail":4,"hold_time":900,"max_pdu_size":4096,"src_rdi":[71,0,39,193,131,67,90,0,73,214,44],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790268,"usec":293617},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458484,"noise_level":-27.615719,"freq_skew":-1.428334,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":48299},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716049,"noise_level":-28.062939,"freq_skew":0.087394,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":50642},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826429,"noise_level":-27.888880,"freq_skew":0.912164,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":1,"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":37973,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":54715},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961737,"noise_level":-27.718239,"freq_skew":-0.405605,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":803786},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970637,"noise_level":-27.694723,"freq_skew":0.010334,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":808244},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604755,"noise_level":-28.470268,"freq_skew":0.866743,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[105,71,185,155]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":24,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":811294},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498473,"noise_level":-28.911030,"freq_skew":-0.272682,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790269,"usec":813315},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990305,"noise_level":-28.911030,"freq_skew":0.897612,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790270,"usec":568466},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628370,"noise_level":-28.601612,"freq_skew":-0.176005,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[82,11,215,26]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,55,104,169]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":24,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790270,"usec":569941},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714536,"noise_level":-28.645298,"freq_skew":-2.544874,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"M51","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:24\r\n/WPY CCS /NWYP ELVAR /HDG -95.17/MCH .84\r\n/POS N39413 W005443/FL 31337/TAS 490/SAT - 46\r\n/SWND 140/DWND - 69/FOB 62300/ETA 0248"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790270,"usec":573317},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868284,"noise_level":-29.073698,"freq_skew":0.853131,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,162,23,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790271,"usec":329954},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772532,"noise_level":-28.687401,"freq_skew":0.822466,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790271,"usec":331346},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686826,"noise_level":-28.570122,"freq_skew":0.951223,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"RA","blk_id":"A","ack":"!","msg_text":"X2ATLASAV~1DIS11301624\r\nLIDO WX 300\r\nLPPT\nSA 301600 27020KT 230V290 9999 FEW016 SCT020 16/12 Q1011 WS R20\n\nLEMD\nSP 301604 22015G29KT 160V250 8000 3800 SHRA SCT030TCU SCT035\n BKN044 08/08 Q1005 NOSIG\n\nGVAC\nSA 301600 0601"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790271,"usec":331607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775215,"noise_level":-28.570122,"freq_skew":0.932474,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,81,72,19]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790271,"usec":331730},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608623,"noise_level":-28.546856,"freq_skew":-0.180514,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790271,"usec":332662},"freq":136975000,"burst_len_octets":160,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795808,"noise_level":-28.477425,"freq_skew":0.520464,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"chan_num":5,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0],"dst_nsap":[71,0,39,1,83,73,84,0,89,85,76,0,1,8,0,32,255,186,69,0],"lifetime":127.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":27,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[14]},{"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]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":14,"credit_offered":10,"credit_avail":4,"hold_time":900,"max_pdu_size":4096,"src_rdi":[71,0,39,193,131,67,90,0,73,214,44],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":96324},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686765,"noise_level":-28.249922,"freq_skew":-2.501684,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"9","ack":"A","flight":"AV0011","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":99779},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882082,"noise_level":-28.094139,"freq_skew":0.915859,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"chan_num":5,"sseq":1,"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":28,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":14,"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":[[71,0,39,193,131,67,90,0,73,214,44]]}]},{"name":"rd_hop_count","value":255},{"name":"capacity","value":11}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,193,131,67,90,0,73,214,44]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":101069},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009501,"noise_level":-28.094139,"freq_skew":0.729190,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"chan_num":5,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":29,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":15,"credit_offered":10,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":103471},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774767,"noise_level":-27.941103,"freq_skew":-0.584563,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":848190},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767594,"noise_level":-27.833420,"freq_skew":0.928839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":848190},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.767594,"noise_level":-27.833420,"freq_skew":0.928839,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"RA","blk_id":"B","ack":"!","msg_text":"X2ATLASAV~1DIS11301624\r\nLIDO WX 300\r\nLPPT\nSA 301600 27020KT 230V290 9999 FEW016 SCT020 16/12 Q1011 WS R20\n\nLEMD\nSP 301604 22015G29KT 160V250 8000 3800 SHRA SCT030TCU SCT035\n BKN044 08/08 Q1005 NOSIG\n\nGVAC\nSA 301600 06019KT 9999 FEW014 23/17 Q1016 NOSIG\n\nGCTS\nSA 301600 22007KT 170V260 9999 BKN025 21/15 Q1024 NOSIG\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":852428},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701955,"noise_level":-27.863167,"freq_skew":-2.400278,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"0","ack":"B","flight":"AV0011","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790272,"usec":852809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529048,"noise_level":-27.820318,"freq_skew":-1.202049,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790273,"usec":619335},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461633,"noise_level":-27.321972,"freq_skew":0.633899,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790274,"usec":385441},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943304,"noise_level":-27.043951,"freq_skew":0.777290,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790274,"usec":387992},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796851,"noise_level":-26.850674,"freq_skew":0.737893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790274,"usec":389945},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718882,"noise_level":-26.755623,"freq_skew":-1.765250,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"UX0193","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790274,"usec":391145},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648829,"noise_level":-26.755623,"freq_skew":-0.685668,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790275,"usec":138455},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.434536,"noise_level":-27.149296,"freq_skew":2.075671,"avlc":{"src":{"addr":"4D24D6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790275,"usec":141195},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816940,"noise_level":-27.129536,"freq_skew":1.078429,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,81,72,19]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790275,"usec":143445},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756371,"noise_level":-27.084295,"freq_skew":0.729470,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790276,"usec":669118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693544,"noise_level":-26.404720,"freq_skew":1.098608,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790277,"usec":423427},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759521,"noise_level":-26.583618,"freq_skew":0.753874,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790277,"usec":432764},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652452,"noise_level":-26.684311,"freq_skew":-1.989908,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790278,"usec":951589},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949133,"noise_level":-26.837219,"freq_skew":-1.883700,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"UX0193","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790278,"usec":955825},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465243,"noise_level":-26.916964,"freq_skew":2.450520,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[12,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":24,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790278,"usec":956686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.209822,"noise_level":-26.897724,"freq_skew":-2.725546,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790279,"usec":718397},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858887,"noise_level":-27.036333,"freq_skew":0.677994,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790280,"usec":473235},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.335162,"noise_level":-26.794788,"freq_skew":2.159353,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":238332},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974308,"noise_level":-26.459496,"freq_skew":2.258496,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":239014},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893879,"noise_level":-26.423027,"freq_skew":0.750297,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":239789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.308151,"noise_level":-26.969666,"freq_skew":0.707871,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":240612},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818498,"noise_level":-27.989906,"freq_skew":0.885478,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":48932,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19133,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[242,229,153,42]},{"name":"checksum","value":[25,96]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":244339},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666830,"noise_level":-27.898111,"freq_skew":-1.931383,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0193","msg_num":"E03","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT05;PG1;REAL;SW030M1RV01V13\r\n1 METRIC UNITS\r\n2 OFF\r\n3 ON\r\n4 9.7;ON;ON\r\n5 32;5.7;5.9\r\n6 \r\n7 21\r\n8 24;14\r\n9 OFF\r\n10 0;OFF;OFF\r\n11 0;;\r\n12 5.1;0;0\r\n13 ;\r\n14 NORMAL\r\n15 BYPASS;\r\n16 \r\n17 \r\n18 19\r\n19 ;"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":246196},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291282,"noise_level":-27.898111,"freq_skew":-0.140214,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790281,"usec":999973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879898,"noise_level":-29.261103,"freq_skew":-0.359077,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":598},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372193,"noise_level":-29.210796,"freq_skew":-0.269163,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":19133,"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":[219,89,2,37]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":5249},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519991,"noise_level":-29.311609,"freq_skew":0.834952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":5249},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.519991,"noise_level":-29.311609,"freq_skew":0.834952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48936,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[124,50,117,252]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":764630},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097711,"noise_level":-29.110954,"freq_skew":-1.694857,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"UX0193","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":770751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723650,"noise_level":-28.770584,"freq_skew":-1.714074,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790282,"usec":772800},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013547,"noise_level":-29.068909,"freq_skew":-0.061821,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":45723},"freq":136975000,"burst_len_octets":297,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756012,"noise_level":-28.284794,"freq_skew":-1.776154,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"UX0193","msg_num":"E03","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT05;PG1;REAL;SW030M1RV01V13\r\n1 METRIC UNITS\r\n2 OFF\r\n3 ON\r\n4 9.7;ON;ON\r\n5 32;5.7;5.9\r\n6 \r\n7 21\r\n8 24;14\r\n9 OFF\r\n10 0;OFF;OFF\r\n11 0;;\r\n12 5.1;0;0\r\n13 ;\r\n14 NORMAL\r\n15 BYPASS;\r\n16 \r\n17 \r\n18 19\r\n19 ;"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":45723},"freq":136975000,"burst_len_octets":297,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.756012,"noise_level":-28.284794,"freq_skew":-1.776154,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"UX0193","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":808578},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430735,"noise_level":-27.909733,"freq_skew":0.401091,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4044,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":809281},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899089,"noise_level":-27.866653,"freq_skew":-1.905508,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"UX0193","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":811457},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820340,"noise_level":-27.759884,"freq_skew":0.883617,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":0,"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":38104,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790285,"usec":813321},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555726,"noise_level":-28.706779,"freq_skew":-0.341115,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790286,"usec":575464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817011,"noise_level":-28.542667,"freq_skew":-1.638065,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"2","ack":"T","flight":"UX0193","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790286,"usec":584402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697384,"noise_level":-28.156555,"freq_skew":0.723224,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790286,"usec":586376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263059,"noise_level":-28.090162,"freq_skew":0.886623,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790288,"usec":96830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769243,"noise_level":-27.210335,"freq_skew":1.226583,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790288,"usec":101100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333880,"noise_level":-27.032862,"freq_skew":-2.465967,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790288,"usec":859513},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700209,"noise_level":-26.878092,"freq_skew":-1.888178,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"UX0193","msg_num":"E03","msg_num_seq":"B","sublabel":"EI","msg_text":"RPT05;PG1;REAL;SW030M1RV01V13\r\n1 METRIC UNITS\r\n2 OFF\r\n3 ON\r\n4 9.7;ON;ON\r\n5 32;5.7;5.9\r\n6 \r\n7 21\r\n8 24;14\r\n9 OFF\r\n10 0;OFF;OFF\r\n11 0;;\r\n12 5.1;0;0\r\n13 ;\r\n14 NORMAL\r\n15 BYPASS;\r\n16 \r\n17 \r\n18 19\r\n19 ;30;JAN;26;16:24:36\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790288,"usec":861871},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614389,"noise_level":-27.499866,"freq_skew":0.886376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38135,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790288,"usec":867492},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653518,"noise_level":-27.256147,"freq_skew":0.634822,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38103,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790289,"usec":627096},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026578,"noise_level":-26.922184,"freq_skew":-1.449547,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":4110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[198,62]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790289,"usec":630774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198814,"noise_level":-27.811069,"freq_skew":0.364491,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790290,"usec":384011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852342,"noise_level":-27.600159,"freq_skew":-2.525909,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":144986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870125,"noise_level":-27.193115,"freq_skew":-0.788996,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":145703},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657506,"noise_level":-27.153439,"freq_skew":-2.433641,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":147088},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832450,"noise_level":-27.940634,"freq_skew":0.657164,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":147498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707213,"noise_level":-27.918991,"freq_skew":-1.518486,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":149984},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562363,"noise_level":-27.790257,"freq_skew":0.927670,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[3,24]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":151840},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825974,"noise_level":-27.705479,"freq_skew":-1.923482,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":489,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":906168},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995438,"noise_level":-28.391209,"freq_skew":-2.730483,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":643,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":913386},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.365329,"noise_level":-27.989805,"freq_skew":-2.443249,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790291,"usec":916174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655471,"noise_level":-27.903069,"freq_skew":-1.840068,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790292,"usec":672414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052237,"noise_level":-28.081482,"freq_skew":0.880984,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790294,"usec":190488},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435862,"noise_level":-27.311365,"freq_skew":-0.251812,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCFV"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.500000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790294,"usec":197365},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540859,"noise_level":-27.112114,"freq_skew":-0.463111,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHY","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"HV047F","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790294,"usec":197365},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.540859,"noise_level":-27.112114,"freq_skew":-0.463111,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22063336","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":[71,0,39,65,84,82,65,0,72,102,222,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790294,"usec":953706},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411933,"noise_level":-26.789265,"freq_skew":0.940448,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","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":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790294,"usec":955477},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876954,"noise_level":-26.694881,"freq_skew":0.932456,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DE","type":"Aircraft"},"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":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":85,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[13,14,184,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":706589},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609545,"noise_level":-26.601515,"freq_skew":-1.461974,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":706589},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.609545,"noise_level":-26.601515,"freq_skew":-1.461974,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":706991},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674308,"noise_level":-26.582962,"freq_skew":-0.404207,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"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":[179,7,61,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":713704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.910792,"noise_level":-26.291367,"freq_skew":-0.880748,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":715696},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898732,"noise_level":-26.962372,"freq_skew":-0.345234,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790295,"usec":718398},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434326,"noise_level":-26.866100,"freq_skew":0.801963,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790296,"usec":478081},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771114,"noise_level":-26.602077,"freq_skew":-1.864254,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT09;PG1;REAL;SW030M1R\r\n1 \r\n2 235;234;235;234;0;0\r\n3 696;696;695;695;0;0\r\n4 0.42;0.45;0.49;0.58;0.00;0.00\r\n5 0;0;0;0\r\n6 0;0;180;0;0\r\n7 0.00;0.00;0.00;0.00\r\n8 283;283;279;279\r\n9 281;282;282;279\r\n10"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790297,"usec":227189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652189,"noise_level":-26.418287,"freq_skew":-0.138008,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790297,"usec":229088},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646279,"noise_level":-26.992853,"freq_skew":-0.344588,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[254,251,103,1]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53764,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[8,113,126,10]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":24,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790297,"usec":229476},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580042,"noise_level":-26.973446,"freq_skew":-1.855431,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790297,"usec":233655},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754613,"noise_level":-27.560181,"freq_skew":-1.945861,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790298,"usec":822},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804066,"noise_level":-28.067398,"freq_skew":-0.310435,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790299,"usec":529476},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803335,"noise_level":-26.725397,"freq_skew":-1.880364,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"B","sublabel":"EI","msg_text":" 118;110\r\n11 0.46;0.48;0.58;0.75;0.15;0.22\r\n12 31;31;31;31;31;31\r\n13 1;DIS;51;41;44;53;1;DIS\r\n14 44;48;44;49\r\n15 --;--;--;--\r\n16 NORMAL;NORMAL;NORMAL;NORMAL\r\n17 ;30;JAN;26;16:24:48\r\nRPT09;PG2;REAL;SW030M1R\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790301,"usec":810400},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751959,"noise_level":-25.781422,"freq_skew":-1.170955,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790301,"usec":813281},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573510,"noise_level":-25.630636,"freq_skew":-0.484573,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53764,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,24,99,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":24,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790302,"usec":572363},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667504,"noise_level":-25.209183,"freq_skew":-1.579345,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790302,"usec":576188},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513756,"noise_level":-25.083515,"freq_skew":-0.130322,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790302,"usec":577105},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650970,"noise_level":-25.362978,"freq_skew":0.070943,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":396,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790303,"usec":334081},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728849,"noise_level":-25.093414,"freq_skew":-1.645985,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"B","sublabel":"EI","msg_text":" 118;110\r\n11 0.46;0.48;0.58;0.75;0.15;0.22\r\n12 31;31;31;31;31;31\r\n13 1;DIS;51;41;44;53;1;DIS\r\n14 44;48;44;49\r\n15 --;--;--;--\r\n16 NORMAL;NORMAL;NORMAL;NORMAL\r\n17 ;30;JAN;26;16:24:48\r\nRPT09;PG2;REAL;SW030M1R\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790303,"usec":335889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790281,"noise_level":-25.015697,"freq_skew":-1.423042,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790304,"usec":102487},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582233,"noise_level":-24.747202,"freq_skew":-2.365937,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":274,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790304,"usec":856597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879461,"noise_level":-24.365625,"freq_skew":0.733585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790305,"usec":624019},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355410,"noise_level":-23.917902,"freq_skew":-0.210575,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790306,"usec":377222},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724741,"noise_level":-23.809486,"freq_skew":0.937269,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790307,"usec":145833},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352942,"noise_level":-24.162714,"freq_skew":-0.200314,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[114,155,98,240]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790307,"usec":146306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729239,"noise_level":-24.148701,"freq_skew":-1.763386,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790307,"usec":150939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.344204,"noise_level":-24.911839,"freq_skew":-1.122420,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790307,"usec":896626},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760324,"noise_level":-25.922834,"freq_skew":-1.896374,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"B","sublabel":"EI","msg_text":" 118;110\r\n11 0.46;0.48;0.58;0.75;0.15;0.22\r\n12 31;31;31;31;31;31\r\n13 1;DIS;51;41;44;53;1;DIS\r\n14 44;48;44;49\r\n15 --;--;--;--\r\n16 NORMAL;NORMAL;NORMAL;NORMAL\r\n17 ;30;JAN;26;16:24:48\r\nRPT09;PG2;REAL;SW030M1R\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790307,"usec":899809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038908,"noise_level":-26.643257,"freq_skew":1.172734,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790309,"usec":435181},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750339,"noise_level":-26.024591,"freq_skew":0.705649,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790309,"usec":439719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547927,"noise_level":-26.496155,"freq_skew":-2.335906,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790310,"usec":188765},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510960,"noise_level":-26.189680,"freq_skew":0.171867,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,82]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790310,"usec":191790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836567,"noise_level":-26.119114,"freq_skew":-1.155802,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790310,"usec":952136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978514,"noise_level":-25.893652,"freq_skew":-2.061539,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790310,"usec":952927},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510855,"noise_level":-25.873550,"freq_skew":-1.723472,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"C","sublabel":"EI","msg_text":"\n1 1;1;1;1;1\r\n2 0;0\r\n3 0;0\r\n4 0\r\n5 76;0;0;76;0\r\n6 166;0;0;163;1\r\n7 1140;0;0;1136;0\r\n8 35;24;25;33;26\r\n9 1;1;0;1;1\r\n10 0;0;0\r\n11 0;1;0\r\n12 0\r\n13 0\r\n14 77;15;32;79;0\r\n15 164;65;133;164;5\r\n16 1147;144"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790311,"usec":719478},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372249,"noise_level":-25.613871,"freq_skew":2.775798,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790311,"usec":721679},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911088,"noise_level":-25.498598,"freq_skew":0.736256,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790312,"usec":479718},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078760,"noise_level":-25.161682,"freq_skew":0.638526,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790313,"usec":239743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630919,"noise_level":-25.036695,"freq_skew":2.810183,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790314,"usec":2488},"freq":136975000,"burst_len_octets":178,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715841,"noise_level":-24.466393,"freq_skew":-1.745677,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"D","sublabel":"EI","msg_text":"RPT09;PG1;REAL;SW030M1R\r\n1 \r\n2 235;234;235;234;0;0\r\n3 696;696;695;695;0;0\r\n4 0.42;0.45;0.49;0.58;0.00;0.00\r\n5 0;0;0;0\r\n6 0;0;180;0;0\r\n7 0.00;0.00;0.00;0.00\r\n8 283;283;279;279\r\n9 281;282;282;279\r\n10 118;110\r\n11 0.46;0.48;0.58;0.75;0.15;0.22\r\n12 31;31;31;31;31;31\r\n13 1;DIS;51;41;44;53;1;DIS\r\n14 44;48;44;49\r\n15 --;--;--;--\r\n16 NORMAL;NORMAL;NORMAL;NORMAL\r\n17 ;30;JAN;26;16:24:48\r\nRPT09;PG2;REAL;SW030M1R\r\n1 1;1;1;1;1\r\n2 0;0\r\n3 0;0\r\n4 0\r\n5 76;0;0;76;0\r\n6 166;0;0;163;1\r\n7 1140;0;0;1136;0\r\n8 35;24;25;33;26\r\n9 1;1;0;1;1\r\n10 0;0;0\r\n11 0;1;0\r\n12 0\r\n13 0\r\n14 77;15;32;79;0\r\n15 164;65;133;164;5\r\n16 1147;144;1270;1143;0\r\n17 36;30;29;34;23\r\n18 ON;ON;ON;ON\r\n19 ON;ON;ON;ON\r\n20 ON;ON\r\n21 ON;ON\r\n22 ON\r\n23 ON\r\n24 ON\r\n25 ;30;JAN;26;16:24:48\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790315,"usec":519827},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597385,"noise_level":-23.863218,"freq_skew":1.621721,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"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":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[173,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790316,"usec":286448},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826847,"noise_level":-24.280815,"freq_skew":0.827081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"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":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790316,"usec":292826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587942,"noise_level":-24.000998,"freq_skew":0.968215,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790317,"usec":46147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765358,"noise_level":-25.474483,"freq_skew":2.600999,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790317,"usec":46285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848688,"noise_level":-25.474483,"freq_skew":1.571712,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790317,"usec":49860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742680,"noise_level":-25.296864,"freq_skew":-2.319589,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790317,"usec":812900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.938805,"noise_level":-24.959108,"freq_skew":-2.526029,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790317,"usec":813802},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747425,"noise_level":-25.008154,"freq_skew":0.638739,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790318,"usec":566847},"freq":136975000,"burst_len_octets":178,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856015,"noise_level":-24.870111,"freq_skew":-1.793944,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"D","sublabel":"EI","msg_text":";1270;1143;0\r\n17 36;30;29;34;23\r\n18 ON;ON;ON;ON\r\n19 ON;ON;ON;ON\r\n20 ON;ON\r\n21 ON;ON\r\n22 ON\r\n23 ON\r\n24 ON\r\n25 ;30;JAN;26;16:24:48\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790318,"usec":567440},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657936,"noise_level":-25.256115,"freq_skew":-3.105382,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"YW1151","msg_num":"L18","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790318,"usec":576338},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494086,"noise_level":-25.005238,"freq_skew":-2.793934,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790318,"usec":576553},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799187,"noise_level":-25.005238,"freq_skew":1.113502,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790319,"usec":335181},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626527,"noise_level":-25.765453,"freq_skew":0.864018,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790319,"usec":336439},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336268,"noise_level":-25.698238,"freq_skew":-2.917776,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790320,"usec":87634},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664530,"noise_level":-25.305511,"freq_skew":-2.881596,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790320,"usec":88636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807289,"noise_level":-25.257647,"freq_skew":0.705782,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790320,"usec":91205},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741400,"noise_level":-25.131281,"freq_skew":0.697058,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-LOJ","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790321,"usec":613945},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.276875,"noise_level":-24.584335,"freq_skew":0.603997,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790321,"usec":613945},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-6.276875,"noise_level":-24.584335,"freq_skew":0.603997,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,226,87,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790321,"usec":626179},"freq":136975000,"burst_len_octets":178,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744905,"noise_level":-24.252110,"freq_skew":-1.823476,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"D","sublabel":"EI","msg_text":";1270;1143;0\r\n17 36;30;29;34;23\r\n18 ON;ON;ON;ON\r\n19 ON;ON;ON;ON\r\n20 ON;ON\r\n21 ON;ON\r\n22 ON\r\n23 ON\r\n24 ON\r\n25 ;30;JAN;26;16:24:48\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790322,"usec":375062},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558167,"noise_level":-25.158188,"freq_skew":-1.918201,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790322,"usec":375790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682963,"noise_level":-25.836918,"freq_skew":-0.136200,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790322,"usec":376273},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801183,"noise_level":-25.819927,"freq_skew":1.128355,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790323,"usec":901854},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755849,"noise_level":-25.351887,"freq_skew":-1.837766,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":11,"lifetime":50.000000,"flags":192,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790323,"usec":903102},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757300,"noise_level":-25.287783,"freq_skew":0.797098,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-LOJ","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790323,"usec":910373},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651646,"noise_level":-25.067081,"freq_skew":-2.882515,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"_d","blk_id":"9","ack":"L","flight":"YW1151","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790324,"usec":674991},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674592,"noise_level":-24.776251,"freq_skew":0.871840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS C\r\n1602Z RNP APCH\r\nRWY IN USE 35\r\nRWY COND REP AT\r\n 01301410 CODES 5 5 5\r\n 100 WET 100 WET 100 WET\r\nTRL 55\r\nGND FREQ 118.930\r\nWND TDZ 260 DEG 17 KT\r\n MAX 27 MNM 10 KT\r\nVIS TDZ 10KM \r\nCLD SCT 2000 FT. BKN\r\n 3000 FT\r\nT 14 DP 9 QNH 1005\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO C\r\n\r\n\r\nCAEA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790325,"usec":423418},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658075,"noise_level":-24.553335,"freq_skew":-2.818409,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"_d","blk_id":"0","ack":"M","flight":"YW1151","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790325,"usec":424648},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330278,"noise_level":-25.472525,"freq_skew":0.924475,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790325,"usec":424823},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050563,"noise_level":-25.472525,"freq_skew":0.915578,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,226,87,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790325,"usec":427925},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533108,"noise_level":-25.993076,"freq_skew":1.211561,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790325,"usec":428917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873698,"noise_level":-25.958509,"freq_skew":-1.510091,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790326,"usec":191444},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565549,"noise_level":-25.787716,"freq_skew":-2.168325,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":378,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790326,"usec":192608},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667278,"noise_level":-26.103964,"freq_skew":-1.818047,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790326,"usec":193959},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257468,"noise_level":-26.786844,"freq_skew":0.719428,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790327,"usec":720295},"freq":136975000,"burst_len_octets":178,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856377,"noise_level":-26.173122,"freq_skew":-1.680814,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"UX0193","msg_num":"E04","msg_num_seq":"D","sublabel":"EI","msg_text":";1270;1143;0\r\n17 36;30;29;34;23\r\n18 ON;ON;ON;ON\r\n19 ON;ON;ON;ON\r\n20 ON;ON\r\n21 ON;ON\r\n22 ON\r\n23 ON\r\n24 ON\r\n25 ;30;JAN;26;16:24:48\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790328,"usec":474136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000589,"noise_level":-26.173122,"freq_skew":-2.376624,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790328,"usec":475334},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021925,"noise_level":-26.516045,"freq_skew":-1.890958,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":11,"lifetime":50.000000,"flags":192,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790328,"usec":481670},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620444,"noise_level":-26.191143,"freq_skew":-2.223614,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790329,"usec":237966},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670755,"noise_level":-26.861900,"freq_skew":0.999690,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790329,"usec":237966},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.670755,"noise_level":-26.861900,"freq_skew":0.999690,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,226,87,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790329,"usec":241458},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587202,"noise_level":-26.691338,"freq_skew":0.880242,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790329,"usec":241902},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797730,"noise_level":-26.672590,"freq_skew":-1.852430,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790329,"usec":996905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816222,"noise_level":-26.450731,"freq_skew":-0.023400,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790330,"usec":761052},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075019,"noise_level":-26.272108,"freq_skew":0.786952,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":[38]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-5.800000},"alt":41000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790331,"usec":523289},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800057,"noise_level":-26.060125,"freq_skew":0.620651,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"calling_addr":"22353054","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"fast_select","value":true},{"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":65534,"net":[71,0,39,193,131,67,90,0,73,214,44,0,0,0,0,0,0,1,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790331,"usec":523381},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570171,"noise_level":-26.060125,"freq_skew":0.677343,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..OKPHP","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"GR0000","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790332,"usec":281316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122762,"noise_level":-25.477070,"freq_skew":0.671012,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":44631},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094917,"noise_level":-25.156687,"freq_skew":-1.854035,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":48217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036505,"noise_level":-24.969980,"freq_skew":0.750368,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":802431},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580570,"noise_level":-24.878111,"freq_skew":1.060488,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":4,"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":548,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":803086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095670,"noise_level":-24.862892,"freq_skew":-2.733983,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":803223},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796004,"noise_level":-25.479805,"freq_skew":-0.643182,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":804820},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692281,"noise_level":-25.398569,"freq_skew":0.937032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":804820},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.692281,"noise_level":-25.398569,"freq_skew":0.937032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790333,"usec":807106},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609947,"noise_level":-25.781012,"freq_skew":0.927868,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":17.000000,"flags":214,"pdu_id":24170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":8,"rseq":60,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":2}},{"name":"atn_checksum","value":[148,100,126,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790334,"usec":571598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957188,"noise_level":-26.362957,"freq_skew":-0.660529,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790335,"usec":330475},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441191,"noise_level":-26.143909,"freq_skew":0.965499,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790335,"usec":337087},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808947,"noise_level":-25.781546,"freq_skew":-1.865173,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":92697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941831,"noise_level":-25.630756,"freq_skew":1.016743,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":92977},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675202,"noise_level":-25.614162,"freq_skew":-0.346652,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFBO"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-5.200000},"alt":38000}},{"name":"alternate_ground_stations","value":["23CB05","2B3185","26BA85","23A445","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":95375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963372,"noise_level":-25.515261,"freq_skew":0.823609,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","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":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":38538,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":98926},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786300,"noise_level":-25.629620,"freq_skew":-1.167817,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":859673},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631691,"noise_level":-25.931131,"freq_skew":-0.602185,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16351403","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":[71,0,39,65,84,86,70,0,57,211,3,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":860861},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586771,"noise_level":-26.819592,"freq_skew":0.781906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,40]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":865640},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768698,"noise_level":-26.649849,"freq_skew":-0.473194,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYD","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"TO3386","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790336,"usec":867500},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723368,"noise_level":-26.556961,"freq_skew":-2.350008,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790337,"usec":614504},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700921,"noise_level":-26.272774,"freq_skew":-1.072601,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790338,"usec":382587},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498627,"noise_level":-25.785927,"freq_skew":-0.576953,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790340,"usec":672339},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083640,"noise_level":-24.748493,"freq_skew":2.371328,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790341,"usec":425492},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810947,"noise_level":-25.170355,"freq_skew":-2.095053,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790341,"usec":427506},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880834,"noise_level":-26.000624,"freq_skew":-0.507594,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790341,"usec":429409},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638757,"noise_level":-25.931570,"freq_skew":-0.316288,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":1271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":58,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[220,206,197,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790342,"usec":199433},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596149,"noise_level":-25.660717,"freq_skew":0.151167,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790342,"usec":201204},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613453,"noise_level":-26.393452,"freq_skew":0.980244,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790342,"usec":205436},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044165,"noise_level":-26.196234,"freq_skew":-2.095392,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790342,"usec":946804},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144693,"noise_level":-26.937984,"freq_skew":0.045011,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790342,"usec":949951},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549876,"noise_level":-26.765936,"freq_skew":-0.972658,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790343,"usec":719644},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769497,"noise_level":-26.145092,"freq_skew":-0.313150,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790343,"usec":720326},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684773,"noise_level":-26.109917,"freq_skew":-0.210297,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":1271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":58,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[220,206,197,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790344,"usec":479894},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463233,"noise_level":-25.715330,"freq_skew":0.760848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57863,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790345,"usec":241071},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512774,"noise_level":-25.565678,"freq_skew":0.657487,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790345,"usec":993708},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533647,"noise_level":-26.049610,"freq_skew":0.856444,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57866,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790345,"usec":995398},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027599,"noise_level":-25.962891,"freq_skew":0.778485,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790345,"usec":999527},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887057,"noise_level":-25.824633,"freq_skew":-2.542670,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790346,"usec":767795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468623,"noise_level":-25.377748,"freq_skew":0.811906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790347,"usec":520322},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680400,"noise_level":-25.297455,"freq_skew":-0.560780,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":1271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":58,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[220,206,197,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790347,"usec":526384},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570245,"noise_level":-25.014400,"freq_skew":-2.576327,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790348,"usec":282726},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549121,"noise_level":-25.003874,"freq_skew":0.766755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790348,"usec":284847},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657515,"noise_level":-24.911648,"freq_skew":2.730651,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAS","mode":"2","label":"17","blk_id":"5","ack":"!","flight":"W63513","msg_num":"M56","msg_num_seq":"A","msg_text":"162542,34940,1910, 19680,N 39.223,W 2.948,30JAN26,29977, 143,- 56"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790349,"usec":53861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760771,"noise_level":-24.493748,"freq_skew":0.108007,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790349,"usec":808128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860743,"noise_level":-24.557922,"freq_skew":-0.931267,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790350,"usec":570414},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687459,"noise_level":-24.426800,"freq_skew":-0.713320,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790350,"usec":579512},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670719,"noise_level":-24.203648,"freq_skew":-1.316789,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790351,"usec":335014},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643034,"noise_level":-25.343300,"freq_skew":-0.187501,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":1271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":58,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[220,206,197,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790351,"usec":335958},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.322270,"noise_level":-25.295223,"freq_skew":-2.208431,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790351,"usec":341506},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478601,"noise_level":-25.805946,"freq_skew":-1.930748,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":3,"retry":0}},{"name":"dst_airport","value":"SKBO"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-6.800000},"alt":35000}},{"name":"alternate_ground_stations","value":["2B3185","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":94890},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715039,"noise_level":-25.654736,"freq_skew":2.654798,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":98764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704477,"noise_level":-25.457134,"freq_skew":-2.313465,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":99524},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662169,"noise_level":-26.283367,"freq_skew":-1.694059,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"UX0193","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":102468},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776030,"noise_level":-26.993240,"freq_skew":-1.901410,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"15051522","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":[71,0,39,65,65,69,65,0,52,83,82,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":856398},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498329,"noise_level":-26.856115,"freq_skew":-0.503182,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790352,"usec":864407},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456763,"noise_level":-26.573860,"freq_skew":1.126410,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"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":549,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[190,112,65,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790353,"usec":617782},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033657,"noise_level":-26.336443,"freq_skew":-0.898154,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790353,"usec":621315},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976483,"noise_level":-26.211243,"freq_skew":-1.942830,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790353,"usec":622560},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922100,"noise_level":-26.140501,"freq_skew":-0.892522,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790354,"usec":386515},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466390,"noise_level":-25.846117,"freq_skew":-0.156613,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":708,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790355,"usec":912763},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805129,"noise_level":-24.774275,"freq_skew":0.941413,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":6,"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":38666,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790356,"usec":664020},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199394,"noise_level":-24.878094,"freq_skew":-0.153495,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790356,"usec":665603},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625869,"noise_level":-25.194874,"freq_skew":0.930623,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790356,"usec":670509},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479856,"noise_level":-25.546741,"freq_skew":-1.838616,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":26,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790357,"usec":424178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372113,"noise_level":-26.463943,"freq_skew":0.923179,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790357,"usec":429188},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778831,"noise_level":-26.193958,"freq_skew":0.149530,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":739,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790358,"usec":182947},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576621,"noise_level":-26.843998,"freq_skew":0.881266,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790358,"usec":189129},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871594,"noise_level":-26.506836,"freq_skew":-1.275481,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROB","mode":"2","label":"19","blk_id":"2","ack":"!","flight":"AT604P","msg_num":"M72","msg_num_seq":"A","msg_text":"DEP GMMX,DES LFLL,ETA 1725,FOB 56,UTC 162556"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790359,"usec":724144},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684233,"noise_level":-25.617025,"freq_skew":0.109432,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"DI06CQ","msg_num":"M34","msg_num_seq":"A","msg_text":"/EDDH.TI2/024EDDHA3349"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790360,"usec":473735},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287527,"noise_level":-25.547764,"freq_skew":2.701675,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790360,"usec":486274},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733518,"noise_level":-25.240677,"freq_skew":2.665853,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"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":828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[17,75,176,171]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2583,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[201,42,81,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790361,"usec":238836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468775,"noise_level":-25.370825,"freq_skew":-0.991492,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790362,"usec":6148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610699,"noise_level":-24.930803,"freq_skew":2.617988,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790362,"usec":9067},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315959,"noise_level":-24.915493,"freq_skew":-1.541882,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790362,"usec":758549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264153,"noise_level":-25.618046,"freq_skew":-1.653595,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790363,"usec":525707},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620645,"noise_level":-25.165646,"freq_skew":0.135988,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790363,"usec":525707},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.620645,"noise_level":-25.165646,"freq_skew":0.135988,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"4","ack":"I","flight":"DI06CQ","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790364,"usec":287184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500184,"noise_level":-25.530605,"freq_skew":0.043065,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"5","ack":"J","flight":"DI06CQ","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790366,"usec":576268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579276,"noise_level":-24.335960,"freq_skew":0.705838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[200,35,150,106]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790366,"usec":578677},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687599,"noise_level":-24.754192,"freq_skew":-0.393653,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790366,"usec":578677},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.687599,"noise_level":-24.754192,"freq_skew":-0.393653,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790367,"usec":330202},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466432,"noise_level":-24.372318,"freq_skew":0.901408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4866DF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790370,"usec":373825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712121,"noise_level":-23.166748,"freq_skew":0.346294,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790370,"usec":373990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967865,"noise_level":-24.175919,"freq_skew":-0.604418,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":321,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790370,"usec":379495},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832502,"noise_level":-24.036560,"freq_skew":-2.710180,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790370,"usec":380412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747200,"noise_level":-24.022747,"freq_skew":2.108242,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5514,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790370,"usec":382447},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769859,"noise_level":-24.445646,"freq_skew":2.684080,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"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":829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2583,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[132,188,196,95]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":26,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":156292},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669915,"noise_level":-24.035252,"freq_skew":0.326430,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":906715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540099,"noise_level":-25.126581,"freq_skew":2.430382,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":907741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564378,"noise_level":-25.064114,"freq_skew":0.497751,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":224,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":908496},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271516,"noise_level":-25.033051,"freq_skew":2.690775,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":908540},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787351,"noise_level":-25.033051,"freq_skew":0.920108,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790371,"usec":909596},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773592,"noise_level":-25.835518,"freq_skew":0.126242,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"KLM28W","msg_num":"D55","msg_num_seq":"A","sublabel":"DF","msg_text":"(POS-KLM28W -3932N00332W/162554 F380\r\nRMK/FUEL 6.5 M0.79)"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790372,"usec":661085},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821779,"noise_level":-26.506033,"freq_skew":0.568113,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790372,"usec":670238},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623430,"noise_level":-26.270439,"freq_skew":2.472137,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,234,171,155]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790372,"usec":673815},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012074,"noise_level":-26.163824,"freq_skew":2.685697,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790373,"usec":427798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065557,"noise_level":-26.075964,"freq_skew":-2.578069,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790373,"usec":430180},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830458,"noise_level":-25.937214,"freq_skew":-0.646111,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":321,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790374,"usec":194073},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234832,"noise_level":-25.883335,"freq_skew":0.134438,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790375,"usec":715496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791062,"noise_level":-25.157043,"freq_skew":0.280461,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790375,"usec":717261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026716,"noise_level":-25.063187,"freq_skew":1.497861,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790376,"usec":482666},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845560,"noise_level":-24.564341,"freq_skew":-2.599494,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":645,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790378,"usec":763954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760241,"noise_level":-23.618771,"freq_skew":1.149539,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790380,"usec":282631},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747786,"noise_level":-23.925932,"freq_skew":0.338440,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":42781},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637232,"noise_level":-23.959639,"freq_skew":0.639816,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","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":4,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":43977},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701187,"noise_level":-23.918629,"freq_skew":-2.415841,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":43977},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.701187,"noise_level":-23.918629,"freq_skew":-2.415841,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBH","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"DI06JB","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":45035},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820023,"noise_level":-25.123150,"freq_skew":-2.298034,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"24210624","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":[71,0,39,65,77,66,85,0,81,17,148,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":55408},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704001,"noise_level":-24.906540,"freq_skew":0.751014,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24210624","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":808671},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246958,"noise_level":-24.876032,"freq_skew":0.619265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBH","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790381,"usec":823521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061862,"noise_level":-25.234173,"freq_skew":-2.176976,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790382,"usec":565424},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649514,"noise_level":-25.956059,"freq_skew":0.833242,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38852,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790383,"usec":331824},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959931,"noise_level":-25.568247,"freq_skew":0.414513,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790384,"usec":109871},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778032,"noise_level":-24.932472,"freq_skew":-0.142282,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":400,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790384,"usec":852139},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504815,"noise_level":-25.590374,"freq_skew":0.712422,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2867,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790384,"usec":853243},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631190,"noise_level":-26.563133,"freq_skew":-0.218791,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1272,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790384,"usec":861992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535203,"noise_level":-26.398281,"freq_skew":0.849158,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790385,"usec":616752},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671305,"noise_level":-26.765984,"freq_skew":-1.586026,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":362,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790385,"usec":625815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214498,"noise_level":-26.504944,"freq_skew":-0.161258,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790387,"usec":146115},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740583,"noise_level":-25.732159,"freq_skew":-0.358401,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790387,"usec":147054},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396608,"noise_level":-25.681889,"freq_skew":-2.141222,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790387,"usec":905280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693279,"noise_level":-25.337929,"freq_skew":-2.403503,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790388,"usec":670408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982936,"noise_level":-25.138130,"freq_skew":-0.004722,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790389,"usec":430818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389970,"noise_level":-26.004234,"freq_skew":-1.994837,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790389,"usec":431580},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644004,"noise_level":-26.278391,"freq_skew":0.732925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":5,"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":38887,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790389,"usec":439514},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669201,"noise_level":-26.066257,"freq_skew":0.434841,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4046,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":190959},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230733,"noise_level":-26.293999,"freq_skew":-2.123276,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":191628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222081,"noise_level":-26.691490,"freq_skew":0.431022,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":191921},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345768,"noise_level":-26.691490,"freq_skew":-0.255748,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[82,11,215,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":193243},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886817,"noise_level":-27.415527,"freq_skew":0.681836,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":952324},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.347142,"noise_level":-27.273901,"freq_skew":2.144153,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":956670},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589109,"noise_level":-27.114819,"freq_skew":0.655275,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[108,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790390,"usec":963802},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500658,"noise_level":-26.881525,"freq_skew":-0.167224,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790391,"usec":713317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552531,"noise_level":-27.279606,"freq_skew":-0.486972,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790391,"usec":714769},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279657,"noise_level":-28.279461,"freq_skew":0.487044,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":2868,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[102,83]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790391,"usec":722547},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770778,"noise_level":-28.212128,"freq_skew":-2.495462,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790392,"usec":476552},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489699,"noise_level":-27.733681,"freq_skew":0.744952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790393,"usec":234020},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805039,"noise_level":-27.340677,"freq_skew":-2.347849,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"15051120","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,80,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790393,"usec":236732},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729477,"noise_level":-27.160547,"freq_skew":-0.412936,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCLP"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.200000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790393,"usec":238697},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600763,"noise_level":-27.062063,"freq_skew":-2.721049,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"YW2469","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790393,"usec":998390},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060306,"noise_level":-27.357327,"freq_skew":-0.468033,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22063337","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":[71,0,39,65,84,82,65,0,72,102,223,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790394,"usec":759679},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805133,"noise_level":-26.769787,"freq_skew":0.190001,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"KL028W","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790394,"usec":760757},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927873,"noise_level":-27.115978,"freq_skew":-2.570344,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790394,"usec":768006},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763517,"noise_level":-27.169249,"freq_skew":-0.504220,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790395,"usec":520179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629176,"noise_level":-26.915234,"freq_skew":-0.391168,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[94,245,49,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790396,"usec":295038},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614508,"noise_level":-26.374004,"freq_skew":0.212271,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"KL028W","msg_num":"F31","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/TS162633,300126/AK,4727B4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790396,"usec":295612},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696276,"noise_level":-27.146091,"freq_skew":0.757550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790396,"usec":295612},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.696276,"noise_level":-27.146091,"freq_skew":0.757550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":46509},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688301,"noise_level":-27.514477,"freq_skew":-2.530842,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":47865},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724570,"noise_level":-27.411922,"freq_skew":0.875604,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":38915,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":48793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423980,"noise_level":-27.350969,"freq_skew":-1.220607,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":53102},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050773,"noise_level":-27.250317,"freq_skew":1.451100,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":54504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.120887,"noise_level":-27.250317,"freq_skew":0.982781,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":806628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125060,"noise_level":-27.211378,"freq_skew":0.707919,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"345250","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":812627},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.334420,"noise_level":-26.936817,"freq_skew":-0.126850,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":709,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":814260},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570870,"noise_level":-26.840828,"freq_skew":-0.222044,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[94,245,49,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790397,"usec":815891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578087,"noise_level":-26.783737,"freq_skew":-1.690396,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790398,"usec":573578},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054090,"noise_level":-26.728437,"freq_skew":-2.633802,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":22,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790400,"usec":92838},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747989,"noise_level":-25.970879,"freq_skew":0.152966,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790400,"usec":855253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610495,"noise_level":-25.451275,"freq_skew":0.965499,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790400,"usec":856203},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825019,"noise_level":-25.711203,"freq_skew":-0.158663,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790401,"usec":620651},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566975,"noise_level":-25.463312,"freq_skew":0.821956,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790401,"usec":622118},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838809,"noise_level":-25.382229,"freq_skew":0.957046,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790401,"usec":623558},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621044,"noise_level":-25.301895,"freq_skew":0.127542,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790401,"usec":629309},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571341,"noise_level":-25.159142,"freq_skew":-2.093686,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790402,"usec":378038},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626018,"noise_level":-25.046637,"freq_skew":0.710993,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,242,185,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790402,"usec":380134},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650002,"noise_level":-24.984741,"freq_skew":0.001760,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"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":[214,159,10,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790403,"usec":140939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.279449,"noise_level":-24.866686,"freq_skew":-1.211784,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790403,"usec":144436},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541857,"noise_level":-25.448833,"freq_skew":0.784151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790403,"usec":906721},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554893,"noise_level":-25.004942,"freq_skew":-1.293472,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790405,"usec":421503},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836825,"noise_level":-24.451143,"freq_skew":0.857280,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790406,"usec":189800},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080724,"noise_level":-23.971615,"freq_skew":-2.297838,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790406,"usec":949788},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450973,"noise_level":-24.721783,"freq_skew":2.599191,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790411,"usec":526190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238320,"noise_level":-23.094542,"freq_skew":-1.127206,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[188,175,185,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790411,"usec":538066},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093446,"noise_level":-22.971382,"freq_skew":-3.058712,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790412,"usec":298241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753079,"noise_level":-23.753119,"freq_skew":-0.042269,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790413,"usec":45748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691525,"noise_level":-24.119389,"freq_skew":0.938054,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790413,"usec":824130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.509743,"noise_level":-23.578318,"freq_skew":-0.158637,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790414,"usec":573088},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967284,"noise_level":-24.196720,"freq_skew":1.179250,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790415,"usec":333772},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576334,"noise_level":-23.851622,"freq_skew":-2.449343,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-3.800000},"alt":34000}},{"name":"alternate_ground_stations","value":["213C85","27D885","2D0745","264A85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790415,"usec":334193},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849364,"noise_level":-23.933725,"freq_skew":1.229290,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":437,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790415,"usec":337560},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839448,"noise_level":-24.143770,"freq_skew":0.175327,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39368W003305,MG902,162634,380,VTB,162801,RBO,M55,283112,144,73/RP:DA:LEMG:AA:EHAM:CR:OFP512(18R)..VTB..RBO..OSTIX..GASMO..DGO..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.ARSAF..EGOZE..CMB..VEKIN..ADUTO."}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790415,"usec":341389},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579594,"noise_level":-24.817656,"freq_skew":0.965066,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790416,"usec":93720},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736970,"noise_level":-24.593687,"freq_skew":-1.013023,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790416,"usec":95240},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375568,"noise_level":-25.510729,"freq_skew":0.880521,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790416,"usec":856421},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107535,"noise_level":-25.300335,"freq_skew":1.008247,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790416,"usec":857063},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604519,"noise_level":-25.875652,"freq_skew":-1.527271,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":4111,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790416,"usec":863635},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815649,"noise_level":-26.618004,"freq_skew":-1.607539,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":4112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[194,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790417,"usec":617660},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771358,"noise_level":-26.325249,"freq_skew":-1.467001,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[224,184]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":26,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790419,"usec":138581},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840455,"noise_level":-25.617228,"freq_skew":0.324474,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"B","sublabel":"M1","msg_text":"N873.FERDI.Y18.DENUT:A:DENU3A:F:RIVER..SPL01..AM240:AP:ILS 18R.RIVER:F:VECTOR/PR1385,258,380,144,,44,30,282050,M55,130,P25,P0/FHVTB,162801,249K,3800,143,M57,290091,452,N,011,13.RBO,163701,249K,3800,135,M57,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790419,"usec":139261},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375169,"noise_level":-25.600658,"freq_skew":-1.581203,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790419,"usec":900103},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647753,"noise_level":-26.025496,"freq_skew":1.049050,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[128,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790422,"usec":197220},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439141,"noise_level":-25.495831,"freq_skew":0.330608,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"C","sublabel":"M1","msg_text":"284055,451,N,009,65.OSTIX,164221,249K,3800,131,M57,282050,451,N,010,40.GASMO,164412,249K,3800,129,M57,282050,451,N,010,14.DGO,165007,249K,3800,124,M57,282050,450,N,010,44.ABRIX,170047,248K,3800,116,M57,2820"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790422,"usec":946203},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836444,"noise_level":-25.285793,"freq_skew":-1.522235,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[51,235,17,224]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790423,"usec":714899},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680860,"noise_level":-24.834784,"freq_skew":-1.459602,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790423,"usec":719072},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593501,"noise_level":-24.669657,"freq_skew":-2.370302,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1}},{"name":"dst_airport","value":"LFRS"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-3.800000},"alt":34000}},{"name":"alternate_ground_stations","value":["213C85","27D885","2D0745","264A85"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790424,"usec":487290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046473,"noise_level":-24.277174,"freq_skew":2.477312,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790424,"usec":488757},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936776,"noise_level":-24.220509,"freq_skew":-2.235684,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"16347271","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":[71,0,39,65,84,86,70,0,57,206,185,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790425,"usec":236864},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628876,"noise_level":-23.983719,"freq_skew":-2.448308,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVZ","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TO99DQ","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790425,"usec":239098},"freq":136975000,"burst_len_octets":679,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994728,"noise_level":-23.901663,"freq_skew":-0.424441,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"rseq":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":58,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[51,168,111,39]}]}],"unknown_proto":{"data":[0,169,46,131,193,220,27,12,9,37,11,63,18,121,12,200,61,18,113,165,231,131,176,108,32,0,248,177,224,236,26,202,228,125,0,144,149,140,35,125,229,72,50,224,214,3,250,56,243,198,156,49,99,200,223,121,90,44,73,241,1,139,239,174,30,186,237,98,39,8,209,21,93,169,8,185,41,140,207,7,96,213,38,87,2,118,148,216,61,111,176,111,188,28,80,35,8,130,224,78,210,155,7,173,246,13,247,131,138,4,96,8,122,8,250,1,33,43,24,65,190,242,164,25,112,107,67,171,194,31,1,103,15,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,144,66,96,44,201,232,30,24,157,134,86,10,6,251,202,145,105,84,159,29,26,8,76,5,80,46,3,182,132,16,206,20,32,223,120,239,80,66,10,5,192,118,195,82,25,196,150,27,209,29,241,144,48,5,232,29,85,191,134,150,95,5,146,74,19,229,193,133,30,225,144,56,10,131,123,7,76,83,225,168,28,1,65,242,21,90,112,104,72,18,100]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790425,"usec":239098},"freq":136975000,"burst_len_octets":679,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.994728,"noise_level":-23.901663,"freq_skew":-0.424441,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"rseq":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":14,"lifetime":1.000000,"flags":1,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[239,64,228,0,44,54,100,44,17,98,84,139,58,36,25,17,124,129,192,69,192,113,244,62,27,51,88,8,143,34,53,144,48,33,112,28,120,25,134,206,121,2,25,200,146,227,232,2,122,7,27,66,225,180,50,64,124,114,164,250,116,42,200,155,35,234,2,135,87,1,198,19,40,109,3,224,28,140,138,78,62,128,135,184,113,84,38,27,59,100,6,215,36,194,159,50,124,138,230,57,160,40,117,67,107,2,163,81,204,184,14,30,124,195,99,147,192,204,100,99,113,204,4,61,195,135,30,144,216,205,96,50,137,26,179,102,76,100,101,113,185,1,66,170,27,88,21,26,141,199,184,112,99,226,27,34,88,5,203,35,86,108,201,148,142,138,55,32,40,81,67,107,2,163,81,184,247,14,0,129,67,106,80,64,168,228,106,205,153,51,146,14,198,228,5,9,168,109,96,84,106,55,30,225,190,147,72,110,101,208,18,52,167,62,164,24,146,73,184,220,128,192,17,250,141,199,176,112,215,202,27,161,66,3,1,38,73,165,10,172,150,234,55,32,32,2,178,176,14,32,214,67]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790425,"usec":239098},"freq":136975000,"burst_len_octets":679,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.994728,"noise_level":-23.901663,"freq_skew":-0.424441,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34436,"sseq":58,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[51,168,111,39]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":39,"min":36,"sec":20.400000,"dir":"north"},"lon":{"deg":7,"min":40,"sec":59.000000,"dir":"west"},"alt":{"val":33000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":27,"sec":2}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.080000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":22,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":26,"sec":50}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"TAKAV","eta":{"hour":0,"min":31,"sec":52}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"VEDOD","eta":{"hour":0,"min":49,"sec":31}}}]},"ground_vector":{"ground_track":{"val":200.750000,"unit":"deg"},"ground_speed":{"val":441.500000,"unit":"kts"},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":218.600000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.782000,"unit":""},"ias":{"val":277.000000,"unit":"kts"}}}},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":139.000000,"unit":"kts"}}},"wind_direction":{"val":294.000000,"unit":"deg"},"temperature":{"val":-50.500000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":26,"sec":41}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":39,"min":26,"sec":33.300000,"dir":"north"},"lon":{"deg":7,"min":43,"sec":50.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":28,"sec":20},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of climb","start of level"]}},{"waypoint_data":{"lat":{"deg":39,"min":26,"sec":33.300000,"dir":"north"},"lon":{"deg":7,"min":43,"sec":50.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":16,"min":28,"sec":20},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":9,"min":22,"sec":19.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TAKAV","eta":{"hour":16,"min":58,"sec":47},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.771000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":31.200000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":18},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":30.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":26},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.765000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":45,"sec":3.200000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":32.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":42},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":29,"min":44,"sec":21.200000,"dir":"north"},"lon":{"deg":12,"min":56,"sec":58.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34850.000000,"unit":"ft"}}},"eta":{"hour":17,"min":55,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":29,"min":21,"sec":44.700000,"dir":"north"},"lon":{"deg":13,"min":11,"sec":19.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27770.000000,"unit":"ft"}}},"waypoint_name":"POKAB","eta":{"hour":17,"min":59,"sec":33},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":13.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":29,"min":12,"sec":33.500000,"dir":"north"},"lon":{"deg":13,"min":16,"sec":22.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25000.000000,"unit":"ft"}}},"waypoint_name":"BUSAP","eta":{"hour":18,"min":1,"sec":9},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":25000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":32,"sec":0.500000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":26.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10370.000000,"unit":"ft"}}},"waypoint_name":"TENDA","eta":{"hour":18,"min":8,"sec":47},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":31,"sec":27.100000,"dir":"north"},"lon":{"deg":13,"min":38,"sec":42.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10200.000000,"unit":"ft"}}},"eta":{"hour":18,"min":8,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":30,"sec":2.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":9,"sec":11},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":28,"min":27,"sec":26.700000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":40.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":9200.000000,"unit":"ft"}}},"waypoint_name":"TOSPU","eta":{"hour":18,"min":9,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":30.600000,"dir":"north"},"lon":{"deg":13,"min":40,"sec":12.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8380.000000,"unit":"ft"}}},"eta":{"hour":18,"min":10,"sec":19},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":21,"sec":26.500000,"dir":"north"},"lon":{"deg":13,"min":39,"sec":43.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8000.000000,"unit":"ft"}}},"waypoint_name":"IBOLO","eta":{"hour":18,"min":10,"sec":57},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":15,"sec":24.900000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":59.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7420.000000,"unit":"ft"}}},"eta":{"hour":18,"min":12,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":14,"sec":24.400000,"dir":"north"},"lon":{"deg":13,"min":35,"sec":21.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7330.000000,"unit":"ft"}}},"waypoint_name":"FV621","eta":{"hour":18,"min":12,"sec":43},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":6,"sec":24.800000,"dir":"north"},"lon":{"deg":13,"min":36,"sec":30.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6660.000000,"unit":"ft"}}},"waypoint_name":"FV622","eta":{"hour":18,"min":14,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.000000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":0,"sec":25.800000,"dir":"north"},"lon":{"deg":13,"min":42,"sec":32.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":6000.000000,"unit":"ft"}}},"waypoint_name":"FV623","eta":{"hour":18,"min":16,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.900000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrBelow","alt":{"val":8000.000000,"unit":"ft"}}},{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":6000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":58,"sec":30.800000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":18.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5070.000000,"unit":"ft"}}},"waypoint_name":"SOTAD","eta":{"hour":18,"min":18,"sec":27},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{},"followed_by_discontinuity":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":28,"min":13,"sec":49.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":16.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3090.000000,"unit":"ft"}}},"waypoint_name":"LIRBU","eta":{"hour":18,"min":22,"sec":58},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2700.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":42.800000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":10.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2750.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":16,"sec":49.000000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":9.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2740.000000,"unit":"ft"}}},"eta":{"hour":18,"min":23,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":28,"min":19,"sec":4.900000,"dir":"north"},"lon":{"deg":13,"min":52,"sec":5.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2450.000000,"unit":"ft"}}},"waypoint_name":"IFV74","eta":{"hour":18,"min":24,"sec":25},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2500.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":28,"min":26,"sec":31.100000,"dir":"north"},"lon":{"deg":13,"min":51,"sec":50.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":90.000000,"unit":"ft"}}},"waypoint_name":"GCFV","eta":{"hour":18,"min":27,"sec":18},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":135.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":90.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":76820.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":false,"speed_managed":true,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73420.000000,"unit":"kg"},"climb_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.776000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.748000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}],"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.776000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.748000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.733000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790425,"usec":999882},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881681,"noise_level":-23.847389,"freq_skew":0.371618,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"D","sublabel":"M1","msg_text":"50,450,N,030,82.CNA,171856,248K,3800,101,M57,282050,450,N,031,140.ADABI,172715,248K,3800,94,M57,282050,450,N,033,64.BOKNO,173115,249K,3800,90,M57,282050,450,N,013,30.DEVRO,173455,249K,3800,87,M57,282050,450"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790426,"usec":286},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456499,"noise_level":-23.833870,"freq_skew":-1.594358,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":0,"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":4114,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[26,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":27,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790426,"usec":6809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.336680,"noise_level":-23.646822,"freq_skew":-2.462091,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790426,"usec":7551},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421538,"noise_level":-23.633614,"freq_skew":0.968656,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[91,184]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790426,"usec":767936},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809025,"noise_level":-24.311836,"freq_skew":-0.456783,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[96,129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790426,"usec":768241},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739965,"noise_level":-24.297579,"freq_skew":-1.601336,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790427,"usec":526165},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608436,"noise_level":-23.989681,"freq_skew":-1.388231,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[190,68]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790429,"usec":46357},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789223,"noise_level":-23.560463,"freq_skew":-2.263191,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVZ","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TO99DQ","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790429,"usec":57158},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743243,"noise_level":-23.277214,"freq_skew":0.300650,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"E","sublabel":"M1","msg_text":",N,004,27.VANAD,173747,248K,3800,85,M57,282050,450,N,018,22.PIWIZ,174057,248K,3800,83,M57,282050,450,N,019,24.VADOM,174347,248K,3800,80,M57,282050,450,N,019,21.BAMES,174719,248K,3800,77,M57,282050,449,N,019"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790429,"usec":808597},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336178,"noise_level":-23.188992,"freq_skew":-2.382347,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790429,"usec":812248},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464507,"noise_level":-23.231178,"freq_skew":-0.332389,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790430,"usec":569725},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332942,"noise_level":-23.044201,"freq_skew":0.866570,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790431,"usec":328155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806753,"noise_level":-23.790407,"freq_skew":0.261505,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790432,"usec":96830},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970147,"noise_level":-24.223249,"freq_skew":2.545977,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":6,"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":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790432,"usec":99593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681308,"noise_level":-24.180977,"freq_skew":2.398083,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790432,"usec":849428},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717422,"noise_level":-23.924620,"freq_skew":0.382888,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"F","sublabel":"M1","msg_text":",27.ARSAF,175136,248K,3800,74,M57,282050,449,N,049,34.EGOZE,175356,248K,3800,72,M57,282050,449,N,049,18.CMB,180008,248K,3800,67,M57,282050,449,N,033,48.VEKIN,180139,248K,3800,66,M57,282050,449,N,024,12.ADUT"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790433,"usec":622122},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814319,"noise_level":-24.319798,"freq_skew":0.748643,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":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":39201,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790433,"usec":622782},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606898,"noise_level":-24.798315,"freq_skew":-0.125033,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790435,"usec":136499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887248,"noise_level":-24.328329,"freq_skew":-1.071380,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790435,"usec":903518},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693853,"noise_level":-23.909679,"freq_skew":0.651650,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57960,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":53844,"dst_ref":0,"credit":15,"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":"atn_checksum","value":[114,241,66,107]},{"name":"checksum","value":[142,232]},{"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":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":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790435,"usec":907597},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753473,"noise_level":-23.743753,"freq_skew":0.123088,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"G","sublabel":"M1","msg_text":"O,180238,248K,3800,65,M57,282050,449,N,027,7.FERDI,180605,273K,3015,64,M45,282040,428,N,024,26.DENUT,180900,273K,2400,64,M33,282032,389,Y,002,19.YENZO,181349,273K,1566,63,M16,282021,342,Y,359,29.RIVER,18174"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790435,"usec":908999},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286792,"noise_level":-23.690451,"freq_skew":-2.457014,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790436,"usec":671818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530693,"noise_level":-23.800898,"freq_skew":-1.016247,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790436,"usec":672336},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805579,"noise_level":-23.787457,"freq_skew":0.717459,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57962,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790436,"usec":675458},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788107,"noise_level":-23.824104,"freq_skew":0.422389,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790436,"usec":675458},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.788107,"noise_level":-23.824104,"freq_skew":0.422389,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"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":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":425798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818314,"noise_level":-23.730181,"freq_skew":-2.326270,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":427024},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899362,"noise_level":-23.690239,"freq_skew":0.731713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEB9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":430341},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706303,"noise_level":-23.571495,"freq_skew":-1.032087,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":183,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":9,"dst_ref":53844,"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":[63,70]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":432616},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758955,"noise_level":-23.493225,"freq_skew":-0.685710,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":432834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632141,"noise_level":-23.493225,"freq_skew":0.805865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":432834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.632141,"noise_level":-23.493225,"freq_skew":0.805865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790437,"usec":433155},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113782,"noise_level":-24.187382,"freq_skew":0.865441,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790438,"usec":189300},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671154,"noise_level":-24.131296,"freq_skew":0.817724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":47.500000,"flags":192,"pdu_id":57965,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[141,140]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790438,"usec":955692},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146288,"noise_level":-24.069349,"freq_skew":-0.936836,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790438,"usec":957501},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.428296,"noise_level":-24.000240,"freq_skew":-0.140245,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790438,"usec":959190},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780609,"noise_level":-23.918030,"freq_skew":-0.153203,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790438,"usec":959190},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.780609,"noise_level":-23.918030,"freq_skew":-0.153203,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790439,"usec":718396},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525250,"noise_level":-23.782719,"freq_skew":0.176360,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"H","sublabel":"M1","msg_text":"0,250K,1000,62,M5,282013,277,Y,058,21.SPL01,182147,240K,701,59,P1,282009,266,Y,042,19.AM240,182600,240K,415,57,P7,282005,255,Y,013,18.AM241,182722,220K,328,56,P9,282004,230,Y,003,6.AM242,182807,202K,283,56,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790439,"usec":720415},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721250,"noise_level":-24.361099,"freq_skew":0.307716,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790440,"usec":470488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870104,"noise_level":-24.218765,"freq_skew":-0.592482,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790440,"usec":471033},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060173,"noise_level":-25.374489,"freq_skew":-0.510025,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790440,"usec":478106},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635855,"noise_level":-25.042263,"freq_skew":0.834703,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,162,23,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790441,"usec":235866},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457953,"noise_level":-25.455391,"freq_skew":-0.110723,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[147,91,96,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790441,"usec":237521},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663434,"noise_level":-26.251223,"freq_skew":0.685603,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":57964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790441,"usec":997823},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543243,"noise_level":-25.918720,"freq_skew":0.680863,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790441,"usec":998885},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759970,"noise_level":-25.850313,"freq_skew":0.936389,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,81,72,19]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790441,"usec":999764},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452095,"noise_level":-25.799358,"freq_skew":-2.288623,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790442,"usec":761966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974800,"noise_level":-25.926208,"freq_skew":0.668094,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790442,"usec":766145},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720910,"noise_level":-26.647243,"freq_skew":0.409392,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"I","sublabel":"M1","msg_text":"P9,282004,210,Y,093,3.PEVOS,182844,220K,200,56,P10,282003,192,Y,133,2.AM621,182943,158K,200,56,P11,282003,162,Y,183,3.AM622,183031,160K,131,55,P12,282002,161,Y,183,2.RW18R,183202,159K,4,53,P15,000000,159,Y,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790443,"usec":520424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871614,"noise_level":-26.371590,"freq_skew":2.547479,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790445,"usec":48031},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019138,"noise_level":-25.284842,"freq_skew":-3.030149,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790445,"usec":805748},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730091,"noise_level":-25.865177,"freq_skew":0.927719,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790445,"usec":807105},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523332,"noise_level":-25.797188,"freq_skew":-2.511118,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790445,"usec":810962},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561837,"noise_level":-26.425755,"freq_skew":2.482909,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790445,"usec":811935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915944,"noise_level":-26.371323,"freq_skew":-1.664093,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790446,"usec":572375},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721272,"noise_level":-26.269150,"freq_skew":0.303054,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"KL028W","msg_num":"F32","msg_num_seq":"J","sublabel":"M1","msg_text":"POSN39368W003305,MG902,162634,380,VTB,162801,RBO,M55,283112,144,73/RP:DA:LEMG:AA:EHAM:CR:OFP512(18R)..VTB..RBO..OSTIX..GASMO..DGO..ABRIX..CNA..ADABI..BOKNO.UN858.VANAD.UN874.ARSAF..EGOZE..CMB..VEKIN..ADUTO.N873.FERDI.Y18.DENUT:A:DENU3A:F:RIVER..SPL01..AM240:AP:ILS 18R.RIVER:F:VECTOR/PR1385,258,380,144,,44,30,282050,M55,130,P25,P0/FHVTB,162801,249K,3800,143,M57,290091,452,N,011,13.RBO,163701,249K,3800,135,M57,284055,451,N,009,65.OSTIX,164221,249K,3800,131,M57,282050,451,N,010,40.GASMO,164412,249K,3800,129,M57,282050,451,N,010,14.DGO,165007,249K,3800,124,M57,282050,450,N,010,44.ABRIX,170047,248K,3800,116,M57,282050,450,N,030,82.CNA,171856,248K,3800,101,M57,282050,450,N,031,140.ADABI,172715,248K,3800,94,M57,282050,450,N,033,64.BOKNO,173115,249K,3800,90,M57,282050,450,N,013,30.DEVRO,173455,249K,3800,87,M57,282050,450,N,004,27.VANAD,173747,248K,3800,85,M57,282050,450,N,018,22.PIWIZ,174057,248K,3800,83,M57,282050,450,N,019,24.VADOM,174347,248K,3800,80,M57,282050,450,N,019,21.BAMES,174719,248K,3800,77,M57,282050,449,N,019,27.ARSAF,175136,248K,3800,74,M57,282050,449,N,049,34.EGOZE,175356,248K,3800,72,M57,282050,449,N,049,18.CMB,180008,248K,3800,67,M57,282050,449,N,033,48.VEKIN,180139,248K,3800,66,M57,282050,449,N,024,12.ADUTO,180238,248K,3800,65,M57,282050,449,N,027,7.FERDI,180605,273K,3015,64,M45,282040,428,N,024,26.DENUT,180900,273K,2400,64,M33,282032,389,Y,002,19.YENZO,181349,273K,1566,63,M16,282021,342,Y,359,29.RIVER,181740,250K,1000,62,M5,282013,277,Y,058,21.SPL01,182147,240K,701,59,P1,282009,266,Y,042,19.AM240,182600,240K,415,57,P7,282005,255,Y,013,18.AM241,182722,220K,328,56,P9,282004,230,Y,003,6.AM242,182807,202K,283,56,P9,282004,210,Y,093,3.PEVOS,182844,220K,200,56,P10,282003,192,Y,133,2.AM621,182943,158K,200,56,P11,282003,162,Y,183,3.AM622,183031,160K,131,55,P12,282002,161,Y,183,2.RW18R,183202,159K,4,53,P15,000000,159,Y,183,4.489,,,49,,,000000,,Y,184,0.AM624,,220K,200,,,000000,,Y,277,7.VECTOR,,,,,,000000,,Y,294.EHAM,,150K,1,,,000000,153,N,/PG20,1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790448,"usec":94812},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902102,"noise_level":-26.403158,"freq_skew":2.334427,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5515,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[128,170]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790448,"usec":862281},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387884,"noise_level":-25.806858,"freq_skew":-1.719247,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790449,"usec":618703},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596134,"noise_level":-25.589258,"freq_skew":-2.310784,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790449,"usec":619597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811977,"noise_level":-26.499065,"freq_skew":0.774512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790450,"usec":378714},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578298,"noise_level":-26.295603,"freq_skew":0.870313,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790450,"usec":379275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334154,"noise_level":-26.970308,"freq_skew":0.321835,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790450,"usec":379897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.891082,"noise_level":-27.006990,"freq_skew":-0.144578,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790450,"usec":380303},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482761,"noise_level":-26.987551,"freq_skew":2.234535,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,167]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790450,"usec":381535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001249,"noise_level":-26.910227,"freq_skew":2.024885,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790451,"usec":139171},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.612993,"noise_level":-26.607628,"freq_skew":-0.051712,"avlc":{"src":{"addr":"3964EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53737,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[42,56]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790451,"usec":143881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533830,"noise_level":-26.333208,"freq_skew":0.267182,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790451,"usec":911061},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846159,"noise_level":-26.681406,"freq_skew":-0.564382,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":228,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":410,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790452,"usec":660837},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.305901,"noise_level":-27.409359,"freq_skew":0.728087,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790452,"usec":663687},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838035,"noise_level":-27.207870,"freq_skew":2.802307,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"17","blk_id":"4","ack":"!","flight":"W681BS","msg_num":"M15","msg_num_seq":"A","msg_text":"162724,32973,1717, 9080,N 39.844,W 2.672,30JAN26,29977, 145,- 51"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790452,"usec":668311},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947842,"noise_level":-26.952740,"freq_skew":2.030685,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[67,60]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790453,"usec":426144},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557712,"noise_level":-26.914146,"freq_skew":0.651501,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790453,"usec":432414},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813438,"noise_level":-26.555807,"freq_skew":-0.543286,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790454,"usec":188748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872982,"noise_level":-26.300919,"freq_skew":-0.498440,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":20.000000,"flags":246,"pdu_id":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":60,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[185,94,24,80]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790454,"usec":193150},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335594,"noise_level":-26.123329,"freq_skew":-1.691258,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790454,"usec":947069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.390158,"noise_level":-26.998758,"freq_skew":-0.387882,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790455,"usec":714409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598321,"noise_level":-26.112312,"freq_skew":2.730039,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790455,"usec":714826},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633203,"noise_level":-26.094776,"freq_skew":0.828852,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":244,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790456,"usec":478789},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926672,"noise_level":-26.864290,"freq_skew":-2.529123,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790456,"usec":480642},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755188,"noise_level":-26.807045,"freq_skew":1.204313,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790456,"usec":481280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847607,"noise_level":-26.769094,"freq_skew":1.368631,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790457,"usec":242566},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477539,"noise_level":-26.581774,"freq_skew":-1.954703,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790457,"usec":246244},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522919,"noise_level":-27.420708,"freq_skew":0.373694,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"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":2869,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790457,"usec":247187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676290,"noise_level":-27.379980,"freq_skew":0.842358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790457,"usec":248464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684949,"noise_level":-27.786781,"freq_skew":-0.668036,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":60,"acked_subseq":0,"acked_credit":8}},{"name":"atn_checksum","value":[185,94,24,80]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790457,"usec":996937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797340,"noise_level":-27.576456,"freq_skew":0.694717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790458,"usec":1220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713551,"noise_level":-28.232338,"freq_skew":0.826911,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790458,"usec":763644},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673439,"noise_level":-27.795324,"freq_skew":-0.426156,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790458,"usec":763644},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.673439,"noise_level":-27.795324,"freq_skew":-0.426156,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790458,"usec":765172},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806722,"noise_level":-27.689421,"freq_skew":-2.534837,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790458,"usec":767509},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364734,"noise_level":-27.564018,"freq_skew":-1.555823,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"SR02PD","msg_num":"M41","msg_num_seq":"A","msg_text":"162737,33984,1830, 10,N 39.756 W 3.552"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790460,"usec":280967},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744227,"noise_level":-27.615622,"freq_skew":0.090127,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"KL028W","msg_num":"F33","msg_num_seq":"A","sublabel":"M1","msg_text":"148,4:30/DTEHAM,18R,53,183202,73/PG20,2E1344"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":49569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490195,"noise_level":-26.972095,"freq_skew":1.157258,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":53112},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518743,"noise_level":-26.742556,"freq_skew":0.714467,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":54131},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.473267,"noise_level":-26.704884,"freq_skew":-0.030277,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":811996},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125103,"noise_level":-26.391088,"freq_skew":-0.577131,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":812722},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867415,"noise_level":-26.354906,"freq_skew":-2.393613,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":479,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790461,"usec":815304},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904016,"noise_level":-26.247253,"freq_skew":-0.463591,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790462,"usec":575445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726424,"noise_level":-25.905762,"freq_skew":0.646823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790463,"usec":336139},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005643,"noise_level":-25.598824,"freq_skew":0.100098,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790464,"usec":98685},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530201,"noise_level":-26.347399,"freq_skew":-2.635510,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPO"},{"name":"alternate_ground_stations","value":["29DA25","26BA85","233D25","23CB05","2B3185"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790464,"usec":99344},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.634817,"noise_level":-26.717323,"freq_skew":-0.294539,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34436,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[45,249,145,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790464,"usec":856996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696985,"noise_level":-26.384949,"freq_skew":1.130550,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790464,"usec":859458},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529515,"noise_level":-26.259052,"freq_skew":-2.585986,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400405","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":[71,0,39,65,82,65,77,0,2,1,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790465,"usec":617259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496005,"noise_level":-26.012604,"freq_skew":-2.552532,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AT740X","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790465,"usec":618223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.476059,"noise_level":-25.960691,"freq_skew":-0.223868,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790465,"usec":625650},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236306,"noise_level":-25.605738,"freq_skew":0.419485,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790466,"usec":384629},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523216,"noise_level":-25.201260,"freq_skew":2.677288,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790467,"usec":144826},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915662,"noise_level":-25.169699,"freq_skew":-2.674596,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790467,"usec":147478},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378992,"noise_level":-25.044596,"freq_skew":-1.656342,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"YW1343","msg_num":"L01","msg_num_seq":"A","msg_text":"/EHAM.TI2/024EHAMA687E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790467,"usec":897210},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409988,"noise_level":-25.716515,"freq_skew":0.943630,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790467,"usec":900939},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650107,"noise_level":-25.517519,"freq_skew":0.685425,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MJQ","mode":"2","label":"A9","blk_id":"W","ack":"!","msg_text":"/SPLATYA.TI2/EHAM ARR ATIS M\r\n1622Z EHAM ARRIVAL INFO\r\nM.\r\nDEMAND.\r\nMAIN LANDING RWY 18 R.\r\nTRANSITION LEVEL 050.\r\nRWY 18 R RCR AT TIME\r\n1540.\r\nRWYCC: 5/5/5 WET/WET/WET\r\nCOVERAGE(%):\r\n100/100/100.\r\nWIND 110 DEG, 12 KT, V"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790468,"usec":667792},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688424,"noise_level":-25.117033,"freq_skew":0.662054,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":39418,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790468,"usec":669127},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576728,"noise_level":-25.731007,"freq_skew":-1.981378,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"3","ack":"W","flight":"YW1343","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790469,"usec":431615},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633383,"noise_level":-26.118435,"freq_skew":0.095446,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790469,"usec":433676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050871,"noise_level":-26.836491,"freq_skew":0.734775,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790469,"usec":434565},"freq":136975000,"burst_len_octets":251,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641129,"noise_level":-26.817427,"freq_skew":0.755264,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"A9","blk_id":"A","ack":"!","msg_text":"/SPLATYA.TI2/EHAM ARR ATIS M\r\n1622Z EHAM ARRIVAL INFO\r\nM.\r\nDEMAND.\r\nMAIN LANDING RWY 18 R.\r\nTRANSITION LEVEL 050.\r\nRWY 18 R RCR AT TIME\r\n1540.\r\nRWYCC: 5/5/5 WET/WET/WET\r\nCOVERAGE(%):\r\n100/100/100.\r\nWIND 110 DEG, 12 KT, VRB\r\nBTN 070 AND 170 DEG, 19\r\nKT MAX, 7 KT MNM.\r\nVIS 7 KM.\r\nCLD BKN 600 FT.\r\nT 2.\r\nDP 0.\r\nQNH 0995 HPA.\r\nTREND BECMG VIS 8 KM,\r\nCLD SCT 600 FT.\r\nOPERATIONAL REPORT.\r\nCONTACT APCH WITH\r\nCALLSIGN ONLY.\r\nEND OF INFO M9BE8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790469,"usec":435045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.311128,"noise_level":-27.165398,"freq_skew":-0.927394,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790470,"usec":188161},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219799,"noise_level":-26.702299,"freq_skew":0.394637,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790470,"usec":950206},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764566,"noise_level":-26.461395,"freq_skew":-1.908482,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"_d","blk_id":"4","ack":"A","flight":"YW1343","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790470,"usec":954610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.969159,"noise_level":-26.209221,"freq_skew":-2.982713,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790471,"usec":711402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450140,"noise_level":-27.174744,"freq_skew":0.699461,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790471,"usec":715054},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917955,"noise_level":-27.126022,"freq_skew":-1.108805,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790473,"usec":239946},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628214,"noise_level":-26.244957,"freq_skew":-1.636753,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[91,65,176,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790473,"usec":243261},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899008,"noise_level":-26.085983,"freq_skew":1.206583,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":550,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,152,19,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790473,"usec":243261},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.899008,"noise_level":-26.085983,"freq_skew":1.206583,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61927,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[190,112,65,165]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790474,"usec":7390},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713345,"noise_level":-25.526768,"freq_skew":0.945873,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790474,"usec":772566},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533486,"noise_level":-25.094576,"freq_skew":0.205884,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":740,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[118,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790476,"usec":294063},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759747,"noise_level":-25.269243,"freq_skew":0.958164,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790477,"usec":54558},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508366,"noise_level":-24.925615,"freq_skew":-1.824303,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790477,"usec":813460},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473117,"noise_level":-25.335283,"freq_skew":0.810065,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790480,"usec":99146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839515,"noise_level":-24.264271,"freq_skew":0.957405,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":22638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[122,22,164,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790480,"usec":101574},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479725,"noise_level":-24.165495,"freq_skew":0.312352,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,82]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790480,"usec":102724},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642218,"noise_level":-25.114990,"freq_skew":-2.336371,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"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":[211,97,126,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790480,"usec":103158},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702701,"noise_level":-26.047976,"freq_skew":1.611840,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[173,185]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790480,"usec":863896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604692,"noise_level":-26.476248,"freq_skew":0.685383,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790482,"usec":388964},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779791,"noise_level":-25.622536,"freq_skew":2.569558,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"_d","blk_id":"5","ack":"T","flight":"W681BS","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790482,"usec":388964},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.779791,"noise_level":-25.622536,"freq_skew":2.569558,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"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":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"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":[34,139,173,207]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790483,"usec":147657},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820685,"noise_level":-25.201466,"freq_skew":2.770116,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"W681BS","msg_num":"F06","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":194856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716419,"noise_level":-24.090374,"freq_skew":2.548579,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":196547},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544121,"noise_level":-24.034910,"freq_skew":1.524967,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[100,89]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":196877},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.460487,"noise_level":-24.021099,"freq_skew":-0.243102,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":196877},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.460487,"noise_level":-24.021099,"freq_skew":-0.243102,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":74,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53764,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[94,245,49,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":198166},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636947,"noise_level":-24.007311,"freq_skew":0.997434,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":955474},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551711,"noise_level":-24.221666,"freq_skew":2.692020,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"W681BS","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790486,"usec":955842},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831493,"noise_level":-24.207556,"freq_skew":2.493761,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"W681BS","msg_num":"F07","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39472W002418,NUSGO,162801,330,OBIBO,162917,NASOS,M51,300144,90F7AF"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790487,"usec":715321},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873671,"noise_level":-23.803398,"freq_skew":-1.659157,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790487,"usec":716134},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742468,"noise_level":-23.803398,"freq_skew":0.725081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"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":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":39542,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790488,"usec":483110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617703,"noise_level":-24.209656,"freq_skew":-2.936732,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790488,"usec":487623},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017859,"noise_level":-25.098707,"freq_skew":-1.900063,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":72,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790489,"usec":238990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038934,"noise_level":-25.020943,"freq_skew":-0.559666,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":446,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790491,"usec":525692},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703530,"noise_level":-23.822439,"freq_skew":0.845218,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2,"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":439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,226,87,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790492,"usec":282663},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957185,"noise_level":-24.228163,"freq_skew":-0.650696,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":446,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790493,"usec":42750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942013,"noise_level":-23.868267,"freq_skew":-0.510078,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790493,"usec":44609},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808792,"noise_level":-23.773869,"freq_skew":2.478242,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,234,171,155]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790493,"usec":47651},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620815,"noise_level":-23.667225,"freq_skew":2.608880,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"W681BS","msg_num":"F08","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790493,"usec":814302},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725091,"noise_level":-23.579292,"freq_skew":-2.466579,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":0}},{"name":"dst_airport","value":"LFPO"},{"name":"alternate_ground_stations","value":["23CB05","23A445","233D25","2B3185","29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790495,"usec":333933},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593353,"noise_level":-23.856785,"freq_skew":-3.149218,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":221,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790495,"usec":341377},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441161,"noise_level":-23.709862,"freq_skew":-3.210766,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":594,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":93662},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878414,"noise_level":-24.585066,"freq_skew":0.827730,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":94917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879351,"noise_level":-24.843697,"freq_skew":0.693781,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":95334},"freq":136975000,"burst_len_octets":198,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875858,"noise_level":-24.828539,"freq_skew":2.580836,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"W681BS","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLEMG,12O,64,171805/PR1503,244,330,90,,0,15,,,65,,,P44,P6,36100,,1413,259/RP:DA:EPWA:AA:LEMG..OBIBO.N869..ANZAN:A:BLN1A:AP:ILSZ12.LENHI(12O)CB3D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":99297},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858720,"noise_level":-24.768173,"freq_skew":-1.887599,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"B1","blk_id":"9","ack":"!","flight":"UX0193","msg_num":"L05","msg_num_seq":"A","msg_text":"/LPPO.OC1/RCL 030\r\nAEA193-MANOX/1731 M085F350740C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":859074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663961,"noise_level":-25.651680,"freq_skew":-2.865635,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":862949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500944,"noise_level":-26.455095,"freq_skew":0.337236,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790496,"usec":865879},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675460,"noise_level":-26.310205,"freq_skew":0.903081,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790497,"usec":621222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139484,"noise_level":-25.787428,"freq_skew":-1.089844,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790498,"usec":377966},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895366,"noise_level":-26.192396,"freq_skew":-1.725649,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":152,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":147853},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328873,"noise_level":-25.626507,"freq_skew":-1.939956,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":73,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,114]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":906755},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501017,"noise_level":-25.316669,"freq_skew":-0.135929,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":907394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312566,"noise_level":-25.284691,"freq_skew":2.696548,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":910699},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547931,"noise_level":-25.095242,"freq_skew":0.791731,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":910767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990061,"noise_level":-25.095242,"freq_skew":-0.620153,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":911231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466072,"noise_level":-25.603582,"freq_skew":-0.495540,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790499,"usec":912462},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838748,"noise_level":-25.788853,"freq_skew":-1.653824,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790500,"usec":665397},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116940,"noise_level":-25.604755,"freq_skew":-2.600656,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":39,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790500,"usec":670727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586807,"noise_level":-25.279715,"freq_skew":-0.160639,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790501,"usec":428960},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685724,"noise_level":-25.043676,"freq_skew":-1.297715,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790502,"usec":195926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460090,"noise_level":-24.846632,"freq_skew":0.753677,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790502,"usec":946880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739337,"noise_level":-24.562973,"freq_skew":2.345062,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790502,"usec":948440},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673372,"noise_level":-24.627361,"freq_skew":-2.584071,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":1}},{"name":"dst_airport","value":"LFPO"},{"name":"alternate_ground_stations","value":["23CB05","23A445","233D25","2B3185","29DA25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790503,"usec":715818},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614590,"noise_level":-24.265081,"freq_skew":-2.628429,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"00400405","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":[71,0,39,65,82,65,77,0,2,1,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790503,"usec":720709},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515698,"noise_level":-24.110346,"freq_skew":2.456966,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"_d","blk_id":"1","ack":"V","flight":"W681BS","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790503,"usec":721248},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695208,"noise_level":-24.096415,"freq_skew":-2.435914,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AT740X","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790504,"usec":482164},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687936,"noise_level":-24.734627,"freq_skew":2.693602,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"W681BS","msg_num":"F10","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,71605F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790505,"usec":234327},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638093,"noise_level":-24.396709,"freq_skew":-1.021219,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790505,"usec":235035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679949,"noise_level":-24.732952,"freq_skew":0.682118,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790505,"usec":998676},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697952,"noise_level":-24.583958,"freq_skew":-2.019303,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790506,"usec":835},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568383,"noise_level":-25.272182,"freq_skew":1.110968,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790506,"usec":765538},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752693,"noise_level":-25.843525,"freq_skew":0.724186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":48.500000,"flags":192,"pdu_id":22692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790507,"usec":522649},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361205,"noise_level":-25.444326,"freq_skew":-1.202602,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":185,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[117,22]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790507,"usec":525944},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743839,"noise_level":-25.411873,"freq_skew":-2.726470,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"00400405","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":[71,0,39,65,82,65,77,0,2,1,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790507,"usec":526328},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.012636,"noise_level":-25.395691,"freq_skew":-2.504281,"avlc":{"src":{"addr":"345250","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":39,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790507,"usec":530302},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379628,"noise_level":-25.283258,"freq_skew":2.607252,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790507,"usec":531004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527105,"noise_level":-25.235516,"freq_skew":-1.649215,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790508,"usec":281386},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499349,"noise_level":-25.188034,"freq_skew":-2.718333,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AT740X","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790508,"usec":284110},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474594,"noise_level":-25.078241,"freq_skew":0.816941,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790509,"usec":56120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890848,"noise_level":-25.322077,"freq_skew":-2.542438,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790509,"usec":820086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942885,"noise_level":-24.869230,"freq_skew":2.407447,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790509,"usec":824801},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877183,"noise_level":-24.854029,"freq_skew":0.902160,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790510,"usec":568131},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913890,"noise_level":-24.793484,"freq_skew":-1.724087,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"0","ack":"U","flight":"UX0193","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790510,"usec":569848},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617995,"noise_level":-25.648952,"freq_skew":1.142923,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790511,"usec":335688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393641,"noise_level":-26.690855,"freq_skew":-2.021729,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790511,"usec":336026},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649276,"noise_level":-26.672112,"freq_skew":-2.420035,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AT740X","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790512,"usec":98854},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480724,"noise_level":-26.040276,"freq_skew":-2.083935,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[155,45]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790512,"usec":106524},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050412,"noise_level":-27.081125,"freq_skew":2.054627,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790512,"usec":856783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621373,"noise_level":-26.848726,"freq_skew":-2.518905,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790514,"usec":389540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594715,"noise_level":-25.555017,"freq_skew":-2.177157,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790516,"usec":676077},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754803,"noise_level":-25.160322,"freq_skew":0.889434,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790517,"usec":442296},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536918,"noise_level":-24.805777,"freq_skew":-2.278095,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":315,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790518,"usec":185746},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722795,"noise_level":-25.180347,"freq_skew":0.453146,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790519,"usec":722265},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614798,"noise_level":-25.500172,"freq_skew":-1.845508,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":74,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790520,"usec":474214},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687829,"noise_level":-24.991768,"freq_skew":2.287352,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":1887,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790521,"usec":237613},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713483,"noise_level":-24.763325,"freq_skew":0.784943,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":2510},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.073732,"noise_level":-24.865524,"freq_skew":-3.145811,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":5484},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478730,"noise_level":-25.802164,"freq_skew":-2.483009,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":14812},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561631,"noise_level":-25.617788,"freq_skew":0.727645,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,242,185,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":18029},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739329,"noise_level":-25.584681,"freq_skew":0.023144,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,159,55,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":759869},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501522,"noise_level":-25.849609,"freq_skew":0.025311,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"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":[214,159,10,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":760754},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517802,"noise_level":-26.304283,"freq_skew":0.835225,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790522,"usec":762153},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672730,"noise_level":-26.626415,"freq_skew":0.939819,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[45,110,42,87]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790523,"usec":524351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400752,"noise_level":-26.398605,"freq_skew":0.003218,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790524,"usec":284050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696332,"noise_level":-26.051683,"freq_skew":-2.867848,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790525,"usec":48936},"freq":136975000,"burst_len_octets":658,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.179020,"noise_level":-26.167591,"freq_skew":-0.649692,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":60,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,254,21,158]}]}],"unknown_proto":{"data":[0,169,36,147,193,220,28,172,9,35,205,63,18,112,214,8,58,204,1,190,167,131,176,114,144,1,24,113,224,236,28,134,228,125,0,144,132,160,19,125,228,250,115,32,196,3,35,185,19,76,140,34,243,84,223,121,38,20,25,149,64,100,143,33,32,146,237,96,213,8,153,6,93,169,8,105,105,102,207,7,96,224,230,94,130,62,128,72,66,80,8,111,188,159,78,100,24,144,214,240,140,64,71,160,137,166,70,17,121,170,27,239,36,194,131,50,172,70,92,35,16,22,166,244,16,129,21,66,136,28,3,125,228,90,83,98,196,138,195,4,98,2,61,3,246,146,48,180,24,96,223,121,82,125,106,80,99,28,33,24,128,143,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,192,70,32,35,216,60,49,59,12,172,20,13,247,149,34,210,169,62,58,54,17,136,8,2,25,189,3,164,200,80,215,152,80,223,117,50,213,41,3,152,70,32,42,145,112,28,181,75,134,236,188,6,251,200,99,2,48,80,46,3,150,20]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790525,"usec":48936},"freq":136975000,"burst_len_octets":658,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.179020,"noise_level":-26.167591,"freq_skew":-0.649692,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":5,"rseq":3,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[176,221,225,32,222,153,12,212,129,128,47,64,227,11,180,56,241,16,44,130,66,139,82,12,233,20,108,129,192,71,160,111,185,90,29,52,50,14,165,33,193,157,38,156,143,138,64,224,41,117,112,27,184,129,135,110,44,130,134,201,49,164,12,8,123,134,233,133,161,224,17,192,151,178,100,25,149,39,201,69,35,114,2,136,0,35,245,27,139,128,220,237,212,60,81,176,16,206,74,179,27,128,19,208,55,48,83,15,36,1,3,201,147,32,195,159,74,75,33,27,144,20,42,244,13,208,82,67,207,44,0,198,164,233,49,34,211,146,245,198,228,4,88,6,233,133,161,233,196,32,83,18,99,24,220,92,6,233,133,161,233,196,32,83,18,99,24,220,2,23,1,186,98,136,122,128,56,20,172,152,202,54,192,135,168,110,164,122,30,170,180,4,225,42,73,167,14,12,153,54,52,160,34,141,39,160,110,184,210,30,203,168,3,189,32,196,159,46,76,154,70,52,160,40,61,112,27,174,83,135,178,240,0,239,73,164,99,72,8,123,134,238,109,161,237,146,224,49,114,52,25,148,42,201,178,162]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790525,"usec":48936},"freq":136975000,"burst_len_octets":658,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":2,"sig_level":-5.179020,"noise_level":-26.167591,"freq_skew":-0.649692,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":60,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,254,21,158]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":39,"min":3,"sec":35.200000,"dir":"north"},"lon":{"deg":7,"min":22,"sec":38.400000,"dir":"west"},"alt":{"val":34980.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":41}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.090000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":33}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":25,"sec":7}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"IBALU","eta":{"hour":0,"min":12,"sec":36}}}]},"ground_vector":{"ground_track":{"val":193.700000,"unit":"deg"},"ground_speed":{"val":471.000000,"unit":"kts"},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":210.150000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.775000,"unit":""},"ias":{"val":262.000000,"unit":"kts"}}}},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":134.000000,"unit":"kts"}}},"wind_direction":{"val":302.000000,"unit":"deg"},"temperature":{"val":-55.250000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":7}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":53,"sec":47},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":23},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":33.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":22,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":33},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":24},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":51},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.400000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":45,"sec":33.100000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":37.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":6,"sec":12},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":16.500000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":53.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":6,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":10,"sec":13},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":15,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":19,"sec":6},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":20,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":21,"sec":25},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":22,"sec":16},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":23,"sec":43},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":50},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":25,"sec":13},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":26,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":26,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3200.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":27,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":27,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":28,"sec":9},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":30,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77070.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73260.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.770000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.750000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790525,"usec":807004},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986062,"noise_level":-25.923689,"freq_skew":-2.202765,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790525,"usec":817020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480224,"noise_level":-26.107092,"freq_skew":0.106971,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790527,"usec":332470},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.275167,"noise_level":-25.642271,"freq_skew":-0.421060,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790527,"usec":334515},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362311,"noise_level":-25.510225,"freq_skew":1.288769,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":356,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790527,"usec":338937},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850902,"noise_level":-25.364037,"freq_skew":-0.631494,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1627,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":94731},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769475,"noise_level":-26.012684,"freq_skew":0.719865,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":94995},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":4,"idx":0,"sig_level":-5.155571,"noise_level":-26.012684,"freq_skew":-0.456050,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":60,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,254,21,158]}]}],"unknown_proto":{"data":[0,169,36,147,193,220,28,172,9,35,205,63,18,112,214,8,58,204,1,190,167,131,176,114,144,1,24,113,224,236,28,134,228,125,0,144,132,160,19,125,228,250,115,32,196,3,35,185,19,76,140,34,243,84,223,121,38,20,25,149,64,100,143,33,32,146,237,96,213,8,153,6,93,169,8,105,105,102,207,7,96,224,230,94,130,62,128,72,66,80,8,111,188,159,78,100,24,144,214,240,140,64,71,160,137,166,70,17,121,170,27,239,36,194,131,50,172,70,92,35,16,22,166,244,16,129,21,66,136,28,3,125,228,90,83,98,196,138,195,4,98,2,61,3,246,146,48,180,24,96,223,121,82,125,106,80,99,28,33,24,128,143,64,243,198,156,49,99,200,55,222,86,139,18,124,72,224,192,70,32,35,216,60,49,59,12,172,20,13,247,149,34,210,169,62,58,54,17,136,8,2,25,189,3,164,200,80,215,152,80,223,117,50,213,41,3,152,70,32,42,145,112,28,181,75,134,236,188,6,251,200,99,2,48,80,46,3,150,20]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":94995},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":4,"idx":1,"sig_level":-5.155571,"noise_level":-26.012684,"freq_skew":-0.456050,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"rseq":3,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[176,221,225,32,222,153,12,212,129,128,47,64,227,11,180,56,241,16,44,130,66,139,82,12,233,20,108,129,192,71,160,111,185,90,29,52,50,14,165,33,193,157,38,156,143,138,64,224,41,117,112,27,184,129,135,110,44,130,134,201,49,164,12,8,123,134,233,133,161,224,17,192,151,178,100,25,149,39,201,69,35,114,2,136,0,35,245,27,139,128,220,237,212,60,81,176,16,206,74,179,27,128,19,208,55,48,83,15,36,1,3,201,147,32,195,159,74,75,33,27,144,20,42,244,13,208,82,67,207,44,0,198,164,233,49,34,211,146,245,198,228,4,88,6,233,133,161,233,196,32,83,18,99,24,220,92,6,233,133,161,233,196,32,83,18,99,24,220,2,23,1,186,98,136,122,128,56,20,172,152,202,54,192,135,168,110,164,122,30,170,180,4,225,42,73,167,14,12,153,54,52,160,34,141,39,160,110,184,210,30,203,168,3,189,32,196,159,46,76,154,70,52,160,40,61,112,27,174,83,135,178,240,0,239,73,164,99,72,8,123,134,238,109,161,237,146,224,49,114,52,25,148,42,201,178,162]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":100806},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.618839,"noise_level":-25.978039,"freq_skew":-0.602350,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"rseq":3,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33896,"sseq":60,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,254,21,158]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":39,"min":3,"sec":35.200000,"dir":"north"},"lon":{"deg":7,"min":22,"sec":38.400000,"dir":"west"},"alt":{"val":34980.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":41}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.090000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":14,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":33}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"OSLAD","eta":{"hour":0,"min":25,"sec":7}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"alt":{"val":35000.000000,"unit":"ft"}},"waypoint_name":"IBALU","eta":{"hour":0,"min":12,"sec":36}}}]},"ground_vector":{"ground_track":{"val":193.700000,"unit":"deg"},"ground_speed":{"val":471.000000,"unit":"kts"},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":210.150000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.775000,"unit":""},"ias":{"val":262.000000,"unit":"kts"}}}},"vertical_rate":{"val":-30.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":134.000000,"unit":"kts"}}},"wind_direction":{"val":302.000000,"unit":"deg"},"temperature":{"val":-55.250000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":7}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":35,"min":58,"sec":0.400000,"dir":"north"},"lon":{"deg":8,"min":18,"sec":51.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"OSLAD","eta":{"hour":16,"min":53,"sec":47},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":34,"min":26,"sec":40.100000,"dir":"north"},"lon":{"deg":8,"min":47,"sec":21.300000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"IBALU","eta":{"hour":17,"min":6,"sec":23},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":33.900000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":33,"min":0,"sec":55.400000,"dir":"north"},"lon":{"deg":10,"min":8,"sec":11.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"ERMED","eta":{"hour":17,"min":22,"sec":6},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":31,"min":45,"sec":14.500000,"dir":"north"},"lon":{"deg":11,"min":16,"sec":39.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TOVRA","eta":{"hour":17,"min":35,"sec":33},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":30,"sec":21.100000,"dir":"north"},"lon":{"deg":12,"min":22,"sec":24.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"VEDOD","eta":{"hour":17,"min":48,"sec":24},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":30,"min":6,"sec":15.700000,"dir":"north"},"lon":{"deg":12,"min":43,"sec":2.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"TERTO","eta":{"hour":17,"min":52,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":10000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":29,"min":9,"sec":57.800000,"dir":"north"},"lon":{"deg":13,"min":30,"sec":38.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"waypoint_name":"LZR","eta":{"hour":18,"min":1,"sec":51},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":16.400000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":28,"min":45,"sec":33.100000,"dir":"north"},"lon":{"deg":13,"min":54,"sec":37.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":6,"sec":12},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.780000,"unit":""}}},"vertical_type":["top of descent","start of descent"]}},{"waypoint_data":{"lat":{"deg":28,"min":44,"sec":16.500000,"dir":"north"},"lon":{"deg":13,"min":55,"sec":53.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":6,"sec":26},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["cross over"]}},{"waypoint_data":{"lat":{"deg":28,"min":24,"sec":37.400000,"dir":"north"},"lon":{"deg":14,"min":15,"sec":6.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":27730.000000,"unit":"ft"}}},"waypoint_name":"BETAN","eta":{"hour":18,"min":10,"sec":13},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":59,"sec":59.800000,"dir":"north"},"lon":{"deg":14,"min":38,"sec":53.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":17990.000000,"unit":"ft"}}},"waypoint_name":"CANIS","eta":{"hour":18,"min":15,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":9.300000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":12.900000,"dir":"north"},"lon":{"deg":14,"min":55,"sec":8.900000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12180.000000,"unit":"ft"}}},"eta":{"hour":18,"min":19,"sec":6},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":0,"sec":14.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":11380.000000,"unit":"ft"}}},"waypoint_name":"LALTO","eta":{"hour":18,"min":20,"sec":20},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":3.200000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":5000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":39,"sec":44.200000,"dir":"north"},"lon":{"deg":15,"min":5,"sec":10.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":21,"sec":25},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":27,"min":38,"sec":4.100000,"dir":"north"},"lon":{"deg":15,"min":9,"sec":0.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":8940.000000,"unit":"ft"}}},"waypoint_name":"LACOR","eta":{"hour":18,"min":22,"sec":16},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":2.100000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":40,"sec":16.400000,"dir":"north"},"lon":{"deg":15,"min":15,"sec":17.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":7190.000000,"unit":"ft"}}},"waypoint_name":"NIDES","eta":{"hour":18,"min":23,"sec":43},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":53.400000,"dir":"north"},"lon":{"deg":15,"min":19,"sec":54.500000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5890.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":49},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":41,"sec":55.200000,"dir":"north"},"lon":{"deg":15,"min":20,"sec":0.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5860.000000,"unit":"ft"}}},"eta":{"hour":18,"min":24,"sec":50},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":219.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":42,"sec":28.600000,"dir":"north"},"lon":{"deg":15,"min":21,"sec":34.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5490.000000,"unit":"ft"}}},"waypoint_name":"TISCA","eta":{"hour":18,"min":25,"sec":13},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":56.400000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":46.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"waypoint_name":"ADOKI","eta":{"hour":18,"min":26,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":27,"min":43,"sec":59.500000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":48.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4030.000000,"unit":"ft"}}},"eta":{"hour":18,"min":26,"sec":17},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":210.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":46,"sec":43.800000,"dir":"north"},"lon":{"deg":15,"min":27,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3200.000000,"unit":"ft"}}},"waypoint_name":"FALPU","eta":{"hour":18,"min":27,"sec":10},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2500.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":27,"min":48,"sec":40.600000,"dir":"north"},"lon":{"deg":15,"min":26,"sec":23.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2320.000000,"unit":"ft"}}},"eta":{"hour":18,"min":27,"sec":48},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":190.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":27,"min":49,"sec":44.300000,"dir":"north"},"lon":{"deg":15,"min":25,"sec":55.400000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":1970.000000,"unit":"ft"}}},"waypoint_name":"ILP58","eta":{"hour":18,"min":28,"sec":9},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":181.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":27,"min":55,"sec":8.100000,"dir":"north"},"lon":{"deg":15,"min":23,"sec":32.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":130.000000,"unit":"ft"}}},"waypoint_name":"GCLP","eta":{"hour":18,"min":30,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":136.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":130.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":77070.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":73260.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.770000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.750000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":259.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":246.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}},{"single_speed_schedule":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.764000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.732000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":854150},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779956,"noise_level":-25.806866,"freq_skew":-1.909616,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"SA","blk_id":"1","ack":"!","flight":"UX0193","msg_num":"S52","msg_num_seq":"A","msg_text":"0LH1628482S/","media-adv":{"err":false,"version":0,"current_link":{"code":"H","descr":"HF","established":false,"time":{"hour":16,"min":28,"sec":48}},"links_avail":[{"code":"2","descr":"VDL2"},{"code":"S","descr":"Default SATCOM"}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790528,"usec":860212},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328270,"noise_level":-25.605812,"freq_skew":-0.905176,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790529,"usec":619693},"freq":136975000,"burst_len_octets":274,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.052814,"noise_level":-26.358862,"freq_skew":-0.645307,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"rseq":3,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[176,221,225,32,222,153,12,212,129,128,47,64,227,11,180,56,241,16,44,130,66,139,82,12,233,20,108,129,192,71,160,111,185,90,29,52,50,14,165,33,193,157,38,156,143,138,64,224,41,117,112,27,184,129,135,110,44,130,134,201,49,164,12,8,123,134,233,133,161,224,17,192,151,178,100,25,149,39,201,69,35,114,2,136,0,35,245,27,139,128,220,237,212,60,81,176,16,206,74,179,27,128,19,208,55,48,83,15,36,1,3,201,147,32,195,159,74,75,33,27,144,20,42,244,13,208,82,67,207,44,0,198,164,233,49,34,211,146,245,198,228,4,88,6,233,133,161,233,196,32,83,18,99,24,220,92,6,233,133,161,233,196,32,83,18,99,24,220,2,23,1,186,98,136,122,128,56,20,172,152,202,54,192,135,168,110,164,122,30,170,180,4,225,42,73,167,14,12,153,54,52,160,34,141,39,160,110,184,210,30,203,168,3,189,32,196,159,46,76,154,70,52,160,40,61,112,27,174,83,135,178,240,0,239,73,164,99,72,8,123,134,238,109,161,237,146,224,49,114,52,25,148,42,201,178,162]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790529,"usec":622338},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630858,"noise_level":-26.180094,"freq_skew":0.878024,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790529,"usec":626321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.553008,"noise_level":-26.109604,"freq_skew":-0.518203,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790529,"usec":627125},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656675,"noise_level":-26.074574,"freq_skew":0.886376,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":47.500000,"flags":192,"pdu_id":58083,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790530,"usec":372658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745636,"noise_level":-26.630552,"freq_skew":-1.905234,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790530,"usec":374812},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006661,"noise_level":-26.501068,"freq_skew":-0.452317,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790530,"usec":375196},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560679,"noise_level":-26.482731,"freq_skew":-2.613358,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":480,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790530,"usec":380932},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736556,"noise_level":-26.644194,"freq_skew":0.850682,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":2,"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":39829,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790531,"usec":141267},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835236,"noise_level":-26.404875,"freq_skew":0.983086,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790531,"usec":907080},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434519,"noise_level":-26.049103,"freq_skew":-1.173647,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[243,25,126,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790531,"usec":907313},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474573,"noise_level":-26.049103,"freq_skew":0.259117,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790531,"usec":914050},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612689,"noise_level":-26.744984,"freq_skew":0.660397,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58079,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790532,"usec":659582},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571547,"noise_level":-26.651077,"freq_skew":-2.007874,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":28,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790532,"usec":661220},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510913,"noise_level":-26.539717,"freq_skew":0.595161,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790532,"usec":662345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512184,"noise_level":-26.466259,"freq_skew":-1.438502,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790533,"usec":427569},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826735,"noise_level":-26.178493,"freq_skew":0.699419,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":47.500000,"flags":192,"pdu_id":58083,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790533,"usec":429426},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636932,"noise_level":-26.055531,"freq_skew":0.647270,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790533,"usec":429584},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155874,"noise_level":-26.055531,"freq_skew":-0.667364,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790534,"usec":197426},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043526,"noise_level":-25.713512,"freq_skew":1.158385,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790534,"usec":197939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447045,"noise_level":-25.680042,"freq_skew":-1.139647,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790535,"usec":714855},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867324,"noise_level":-24.882587,"freq_skew":0.653920,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790535,"usec":715843},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685649,"noise_level":-25.318520,"freq_skew":0.946176,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790535,"usec":715843},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.685649,"noise_level":-25.318520,"freq_skew":0.946176,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790535,"usec":721614},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629937,"noise_level":-25.081440,"freq_skew":0.942151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790536,"usec":475291},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702443,"noise_level":-25.640320,"freq_skew":2.710802,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"W681BS","msg_num":"F11","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,3018259"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790536,"usec":476399},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771430,"noise_level":-25.574064,"freq_skew":-1.831339,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":28,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":245042},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968048,"noise_level":-25.139572,"freq_skew":0.647026,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":249974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.479697,"noise_level":-24.999439,"freq_skew":0.516502,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":253683},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528303,"noise_level":-24.907261,"freq_skew":-1.349513,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":995435},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769119,"noise_level":-24.816048,"freq_skew":-1.267425,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[103,184,121,55]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,69,46,112]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":28,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":996235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.440435,"noise_level":-25.039902,"freq_skew":1.043662,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790537,"usec":996795},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621236,"noise_level":-25.008924,"freq_skew":-0.010843,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":1654,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790538,"usec":294},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676006,"noise_level":-24.886101,"freq_skew":0.500976,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790538,"usec":1595},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229611,"noise_level":-25.507698,"freq_skew":0.870594,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790538,"usec":763103},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900015,"noise_level":-26.066200,"freq_skew":0.611497,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790538,"usec":765393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084458,"noise_level":-26.423950,"freq_skew":-1.322190,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790538,"usec":768452},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.521569,"noise_level":-26.393684,"freq_skew":-0.311037,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790539,"usec":527901},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745378,"noise_level":-25.848959,"freq_skew":-1.790420,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":75,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790540,"usec":281858},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593211,"noise_level":-25.730545,"freq_skew":0.939742,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790540,"usec":294101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436814,"noise_level":-25.417042,"freq_skew":-2.609566,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790541,"usec":46969},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724858,"noise_level":-26.184809,"freq_skew":2.310106,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[157,194,78,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790541,"usec":810682},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751683,"noise_level":-25.888943,"freq_skew":-0.975806,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":404,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790541,"usec":814352},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743601,"noise_level":-26.445616,"freq_skew":-2.615742,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790542,"usec":563083},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321025,"noise_level":-26.158520,"freq_skew":2.673074,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790542,"usec":565503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889477,"noise_level":-26.035839,"freq_skew":0.851194,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790542,"usec":569161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884897,"noise_level":-25.880611,"freq_skew":-1.931704,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790543,"usec":330311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489810,"noise_level":-25.677864,"freq_skew":2.696013,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790543,"usec":331323},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588732,"noise_level":-25.627909,"freq_skew":0.917182,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790544,"usec":98492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015299,"noise_level":-25.692530,"freq_skew":-2.785011,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790544,"usec":99491},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266977,"noise_level":-26.266201,"freq_skew":2.703666,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":0,"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":313,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790544,"usec":100112},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510639,"noise_level":-26.464083,"freq_skew":2.477323,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[157,194,78,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790544,"usec":100404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867278,"noise_level":-26.445820,"freq_skew":0.177759,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790544,"usec":856305},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119896,"noise_level":-26.987066,"freq_skew":-1.808041,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":75,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790545,"usec":622222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602060,"noise_level":-26.442034,"freq_skew":1.331001,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790546,"usec":378546},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795390,"noise_level":-26.260937,"freq_skew":-2.636838,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790546,"usec":379544},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552305,"noise_level":-26.565578,"freq_skew":-1.250013,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":186,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790546,"usec":385413},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553556,"noise_level":-26.346405,"freq_skew":2.198078,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"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":833,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790547,"usec":145725},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113067,"noise_level":-26.097500,"freq_skew":0.931093,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790547,"usec":145725},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.113067,"noise_level":-26.097500,"freq_skew":0.931093,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790547,"usec":157357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788128,"noise_level":-26.722790,"freq_skew":2.282042,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790547,"usec":907543},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422206,"noise_level":-26.963865,"freq_skew":-2.725311,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790547,"usec":911314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280469,"noise_level":-26.791307,"freq_skew":-3.017835,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"DK1159","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790548,"usec":678080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637494,"noise_level":-27.044128,"freq_skew":-1.857489,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790548,"usec":679194},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385880,"noise_level":-26.985693,"freq_skew":-3.026254,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK1159","msg_num":"F80","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790549,"usec":434762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729386,"noise_level":-26.861582,"freq_skew":0.686289,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":194629},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613462,"noise_level":-26.323587,"freq_skew":-1.084318,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,20,45,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":29,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":197505},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811292,"noise_level":-26.180857,"freq_skew":0.707106,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":953719},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894772,"noise_level":-26.005678,"freq_skew":-1.551363,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2485,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[186,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":954174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.624076,"noise_level":-26.005678,"freq_skew":-0.461887,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53762,"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":[10,7,171,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":958608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093923,"noise_level":-25.800026,"freq_skew":-1.368425,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790550,"usec":961303},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797347,"noise_level":-25.749363,"freq_skew":-1.748311,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2485,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[94,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":29,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790551,"usec":710968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532063,"noise_level":-26.703959,"freq_skew":-2.493174,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790551,"usec":714104},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465544,"noise_level":-27.034872,"freq_skew":-2.981053,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DK1159","msg_num":"F81","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41460W004085,N41145W005042,162907,339,DGO,163726,ABRIX,M50,27087,215/TS162907,3001267596"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790551,"usec":714761},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656280,"noise_level":-27.145578,"freq_skew":-1.097166,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790551,"usec":717130},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383258,"noise_level":-27.086458,"freq_skew":-2.665153,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790552,"usec":482515},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683895,"noise_level":-26.834816,"freq_skew":-2.743219,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790552,"usec":487669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577306,"noise_level":-26.534790,"freq_skew":-1.443340,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790552,"usec":489188},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787690,"noise_level":-26.461374,"freq_skew":-1.216456,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[188,133,171,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790553,"usec":237811},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.328828,"noise_level":-26.191465,"freq_skew":-2.608911,"avlc":{"src":{"addr":"39CEB9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790554,"usec":10147},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366948,"noise_level":-25.543032,"freq_skew":-2.686688,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPO"},{"name":"alternate_ground_stations","value":["29DA25","23CB05","23A445","2B3185","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790554,"usec":768433},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160276,"noise_level":-25.916117,"freq_skew":0.662218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790555,"usec":520496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416230,"noise_level":-25.898970,"freq_skew":-2.957279,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790555,"usec":522525},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407192,"noise_level":-26.229599,"freq_skew":-2.449155,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400405","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":[71,0,39,65,82,65,77,0,2,1,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790555,"usec":528168},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825707,"noise_level":-26.265224,"freq_skew":-2.602282,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT740X","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790556,"usec":285816},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452374,"noise_level":-26.123444,"freq_skew":-2.803473,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790556,"usec":286278},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606388,"noise_level":-26.251427,"freq_skew":-2.542540,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790556,"usec":286826},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647145,"noise_level":-26.233604,"freq_skew":2.706426,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"W681BS","msg_num":"M16","msg_num_seq":"A","msg_text":"/LEMG.TI2/040LEMGAC4AA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790556,"usec":293058},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421430,"noise_level":-25.884644,"freq_skew":0.380772,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":2870,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790557,"usec":50475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171292,"noise_level":-26.241510,"freq_skew":-2.697802,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790557,"usec":55483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699010,"noise_level":-26.030266,"freq_skew":0.964059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790557,"usec":807717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178654,"noise_level":-26.417313,"freq_skew":-0.703707,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790557,"usec":814979},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388463,"noise_level":-26.148748,"freq_skew":0.159771,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":4,"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":4048,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790559,"usec":334660},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642312,"noise_level":-26.479818,"freq_skew":-0.079772,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790559,"usec":338259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628224,"noise_level":-27.213905,"freq_skew":2.521667,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"_d","blk_id":"5","ack":"W","flight":"W681BS","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":94513},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684683,"noise_level":-26.919977,"freq_skew":-2.516031,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AV0011","msg_num":"D75","msg_num_seq":"A","sublabel":"DF","msg_text":"EB0032AA_ N781AV LEMDSKBO381\r\n 39567-0062501628 33001-5042921420H020;017041"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":98486},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847154,"noise_level":-26.710583,"freq_skew":2.466445,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"_d","blk_id":"6","ack":"A","flight":"W681BS","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":852270},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932723,"noise_level":-26.630814,"freq_skew":0.940323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":855293},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577501,"noise_level":-26.446421,"freq_skew":-1.421217,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[136,184,67,139]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,13,196,145]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":29,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":855937},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474823,"noise_level":-26.410007,"freq_skew":0.036782,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[82,11,215,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":857422},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806953,"noise_level":-26.337635,"freq_skew":0.795310,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22790,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[108,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790560,"usec":858254},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832174,"noise_level":-26.301674,"freq_skew":-2.465457,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":481,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790561,"usec":623561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894193,"noise_level":-26.065504,"freq_skew":0.681304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790561,"usec":624193},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.197268,"noise_level":-26.030651,"freq_skew":-1.418111,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790561,"usec":627840},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411247,"noise_level":-25.909750,"freq_skew":0.173634,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[102,83]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790562,"usec":382192},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671610,"noise_level":-25.773609,"freq_skew":1.300085,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"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":611,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790563,"usec":142662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801992,"noise_level":-25.442307,"freq_skew":0.729089,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790563,"usec":151221},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379814,"noise_level":-25.662775,"freq_skew":-1.442773,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790563,"usec":907799},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983188,"noise_level":-25.303547,"freq_skew":0.646467,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790564,"usec":672498},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793818,"noise_level":-24.973974,"freq_skew":-2.591791,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":481,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790565,"usec":426159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831598,"noise_level":-24.567818,"freq_skew":0.855584,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790566,"usec":192507},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730084,"noise_level":-24.687538,"freq_skew":-1.450242,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[238,28,205,137]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":29,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790566,"usec":957862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766135,"noise_level":-24.423388,"freq_skew":-1.498694,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790566,"usec":963015},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072647,"noise_level":-24.824974,"freq_skew":-1.661351,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790566,"usec":963426},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723893,"noise_level":-25.539110,"freq_skew":-1.666502,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790567,"usec":709369},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525194,"noise_level":-26.433735,"freq_skew":-1.657776,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":27,"dst_ref":61989,"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":[145,110]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790567,"usec":711333},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814417,"noise_level":-27.168556,"freq_skew":-1.499669,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790567,"usec":715871},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563235,"noise_level":-27.507973,"freq_skew":0.615581,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"A51547","msg_num":"M15","msg_num_seq":"A","msg_text":"162926,34134,1754,440.9, 5140,N4141.40 W00318.54"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790568,"usec":475183},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689146,"noise_level":-27.613926,"freq_skew":-1.482080,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[251,88,62,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790568,"usec":477873},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675540,"noise_level":-27.926714,"freq_skew":-2.410016,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"2","ack":"!","flight":"AV0011","msg_num":"M52","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:29\r\n/WPY CCS36/NWYP ELV37 /HDG -99.05/MCH .85\r\n/POS N39315 W006236/FL 33002/TAS 491/SAT - 50\r\n/SWND 138/DWND - 64/FOB 61800/ETA 0248"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790568,"usec":482554},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536423,"noise_level":-27.773739,"freq_skew":-1.532634,"avlc":{"src":{"addr":"02005A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790569,"usec":236000},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861052,"noise_level":-28.076416,"freq_skew":0.644529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790570,"usec":7337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282735,"noise_level":-27.277853,"freq_skew":-2.531312,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790572,"usec":290420},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.988975,"noise_level":-26.807673,"freq_skew":0.684530,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"chan_num":6,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":30,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":15,"credit_offered":10,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790572,"usec":291211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842906,"noise_level":-26.750801,"freq_skew":0.532526,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790573,"usec":817859},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.710868,"noise_level":-25.635187,"freq_skew":-0.820768,"avlc":{"src":{"addr":"4866DF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33896,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[15,212,129,253]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790576,"usec":865726},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564004,"noise_level":-23.948801,"freq_skew":0.530638,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"5U","blk_id":"3","ack":"!","flight":"A51547","msg_num":"M16","msg_num_seq":"A","msg_text":"LEBBLFBZLFBDLFBP-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790577,"usec":615805},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.069238,"noise_level":-23.732546,"freq_skew":-2.206601,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790579,"usec":906734},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511841,"noise_level":-25.326466,"freq_skew":1.211434,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OY-JZM","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"JP0576","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"41101PK-GMFB737-80030JAN26GA0576GCFVEKBI0495GA7003\r\n153835CR016534003272783-530-260N37271W010235154101\r\n08850884092209240654064800130008\r\n030020299700630063051052097094\r\n014051006066005005007003\r\n1943591453"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790580,"usec":665681},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768732,"noise_level":-25.042479,"freq_skew":-1.195043,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790580,"usec":673633},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533380,"noise_level":-25.670137,"freq_skew":2.464532,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790581,"usec":429381},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834787,"noise_level":-26.343279,"freq_skew":0.815015,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790582,"usec":193477},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663622,"noise_level":-26.941895,"freq_skew":0.890981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790582,"usec":194752},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553379,"noise_level":-26.884140,"freq_skew":-1.677991,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"dst_airport","value":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790582,"usec":198814},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731518,"noise_level":-26.788729,"freq_skew":0.754431,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790582,"usec":947571},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589421,"noise_level":-26.597263,"freq_skew":-0.224018,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790583,"usec":713414},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721986,"noise_level":-26.785767,"freq_skew":1.175228,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OY-JZM","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"JP0576","msg_num":"D21","msg_num_seq":"B","sublabel":"DF","msg_text":"58000\r\n110000001108088408840000-0011\r\n018CE018CE0000000000000010000139845398C5\r\n000000000010000200005F0925F0920000000000\r\n4084C4084D8928008927997BA67BA6BA\r\n03750378100100064064-009-001XXXXXXXX\r\n037503751335"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790583,"usec":713830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.115498,"noise_level":-26.785767,"freq_skew":-2.945871,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790583,"usec":718218},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511161,"noise_level":-27.874565,"freq_skew":0.824119,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":0,"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":40187,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790584,"usec":487769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863507,"noise_level":-27.460556,"freq_skew":-2.054607,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790586,"usec":768988},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617500,"noise_level":-26.790640,"freq_skew":1.392675,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"JP0576","msg_num":"D21","msg_num_seq":"C","sublabel":"DF","msg_text":"41101PK-GMFB737-80030JAN26GA0576GCFVEKBI0495GA7003\r\n153835CR016534003272783-530-260N37271W010235154101\r\n08850884092209240654064800130008\r\n030020299700630063051052097094\r\n014051006066005005007003\r\n194359145358000\r\n110000001108088408840000-0011\r\n018CE018CE0000000000000010000139845398C5\r\n000000000010000200005F0925F0920000000000\r\n4084C4084D8928008927997BA67BA6BA\r\n03750378100100064064-009-001XXXXXXXX\r\n03750375133513400550560420041965406485\r\n1101110111111111X01111010496016158\r\n1101110111111111X01111010496016158\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790587,"usec":531300},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546811,"noise_level":-26.621456,"freq_skew":0.716457,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":0,"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":40187,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790588,"usec":287449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650513,"noise_level":-26.310606,"freq_skew":-2.674742,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790588,"usec":288715},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775014,"noise_level":-26.337437,"freq_skew":0.649977,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790588,"usec":291829},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280880,"noise_level":-26.840054,"freq_skew":-2.463363,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790589,"usec":47317},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423786,"noise_level":-26.539848,"freq_skew":0.336729,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790589,"usec":50177},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668279,"noise_level":-26.375435,"freq_skew":0.856936,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790589,"usec":814924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610242,"noise_level":-25.797884,"freq_skew":-1.049098,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790589,"usec":816440},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833137,"noise_level":-26.509995,"freq_skew":0.829551,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790590,"usec":567279},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426178,"noise_level":-26.436789,"freq_skew":-1.966699,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"dst_airport","value":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790590,"usec":568486},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735046,"noise_level":-26.444542,"freq_skew":0.830152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790590,"usec":576395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832738,"noise_level":-26.104700,"freq_skew":1.301411,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790590,"usec":576856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435311,"noise_level":-26.087177,"freq_skew":-1.824144,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO7650","msg_num":"M40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":329909},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657331,"noise_level":-26.894814,"freq_skew":-1.881798,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"calling_addr":"16262341","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":65534,"net":[71,0,39,65,84,86,70,0,57,100,225,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":330117},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552217,"noise_level":-27.940483,"freq_skew":0.254080,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":330278},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850780,"noise_level":-27.940483,"freq_skew":0.671215,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":40256,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":332412},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682600,"noise_level":-27.790108,"freq_skew":0.790252,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"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":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[128,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":333114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684431,"noise_level":-28.521057,"freq_skew":-0.571279,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":334106},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980063,"noise_level":-29.050995,"freq_skew":-2.022535,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":493,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":334913},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483704,"noise_level":-29.001884,"freq_skew":0.659066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":246,"calling_addr":"16262341","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790591,"usec":334913},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.483704,"noise_level":-29.001884,"freq_skew":0.659066,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-GZHB","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790592,"usec":95778},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626200,"noise_level":-28.880314,"freq_skew":-2.473618,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":648,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790592,"usec":96297},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621202,"noise_level":-28.832159,"freq_skew":1.057355,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790592,"usec":98234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661691,"noise_level":-28.665684,"freq_skew":-2.761154,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790592,"usec":847942},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809337,"noise_level":-28.632708,"freq_skew":-1.661216,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790595,"usec":908181},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774408,"noise_level":-26.237789,"freq_skew":0.743206,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790596,"usec":667805},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530454,"noise_level":-26.234339,"freq_skew":0.794220,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[91,184]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790596,"usec":671977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.459955,"noise_level":-26.040659,"freq_skew":0.570011,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790596,"usec":672443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481833,"noise_level":-26.023264,"freq_skew":0.819548,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":48851,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790596,"usec":675548},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398083,"noise_level":-26.202566,"freq_skew":1.082251,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790596,"usec":676675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379693,"noise_level":-26.149509,"freq_skew":-1.683891,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790597,"usec":439090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923507,"noise_level":-26.136642,"freq_skew":-1.792196,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790598,"usec":194952},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450788,"noise_level":-26.001577,"freq_skew":1.026058,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790600,"usec":472586},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737385,"noise_level":-26.264305,"freq_skew":-2.429583,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790601,"usec":238518},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431878,"noise_level":-25.862804,"freq_skew":0.939955,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790601,"usec":240336},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971451,"noise_level":-25.761047,"freq_skew":0.674702,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790601,"usec":244334},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437668,"noise_level":-25.610609,"freq_skew":-1.670482,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790602,"usec":54},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771853,"noise_level":-25.414000,"freq_skew":-0.863297,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790602,"usec":369},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715053,"noise_level":-26.257698,"freq_skew":-1.872244,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790602,"usec":7516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917367,"noise_level":-26.011288,"freq_skew":0.764237,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790602,"usec":757116},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689937,"noise_level":-25.907785,"freq_skew":2.624736,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[149,24,61,235]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790602,"usec":761085},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671648,"noise_level":-26.198647,"freq_skew":-0.291105,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":400,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790603,"usec":519182},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771368,"noise_level":-25.919472,"freq_skew":2.526262,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790603,"usec":520661},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838496,"noise_level":-25.834038,"freq_skew":-0.117554,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790603,"usec":521091},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557884,"noise_level":-26.723244,"freq_skew":-2.703535,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GMMN"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790603,"usec":523740},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837369,"noise_level":-26.704428,"freq_skew":-1.086783,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"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":187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[48,121]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790604,"usec":287783},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123077,"noise_level":-26.264912,"freq_skew":0.805384,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790604,"usec":292567},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828899,"noise_level":-26.123133,"freq_skew":-2.956265,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"15052503","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,85,67,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790605,"usec":804569},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697681,"noise_level":-25.594614,"freq_skew":-3.020211,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MRI","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"YW1357","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790605,"usec":818707},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114729,"noise_level":-25.467012,"freq_skew":-2.806469,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790607,"usec":334893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802352,"noise_level":-25.793503,"freq_skew":-2.703105,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790608,"usec":96024},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584036,"noise_level":-25.364267,"freq_skew":-2.931743,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790608,"usec":97891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082815,"noise_level":-25.268156,"freq_skew":-1.914589,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790608,"usec":858556},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904468,"noise_level":-25.110294,"freq_skew":0.835089,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"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":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[117,76]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790609,"usec":618303},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616426,"noise_level":-25.509823,"freq_skew":-0.350089,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790609,"usec":618606},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674865,"noise_level":-25.509823,"freq_skew":0.543876,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[80,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":30,"sec":7}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790610,"usec":381381},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397790,"noise_level":-26.050882,"freq_skew":-1.819393,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790610,"usec":386924},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766001,"noise_level":-25.827162,"freq_skew":0.831636,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"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":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[117,76]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790610,"usec":390390},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679566,"noise_level":-26.868029,"freq_skew":0.642812,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,162,23,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":139423},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970079,"noise_level":-26.753866,"freq_skew":0.857225,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":246,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[241,229,103,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":140327},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388098,"noise_level":-26.697346,"freq_skew":-0.157890,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[147,91,96,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":144943},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910392,"noise_level":-26.511551,"freq_skew":1.132021,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[166,81,72,19]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":906807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080367,"noise_level":-27.265739,"freq_skew":-1.659007,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":907693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596076,"noise_level":-28.382969,"freq_skew":0.822591,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":908136},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453831,"noise_level":-28.760002,"freq_skew":-1.678692,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":254,"sseq":5,"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":76,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790611,"usec":913901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878541,"noise_level":-28.455822,"freq_skew":1.207325,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790612,"usec":659876},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731689,"noise_level":-28.296339,"freq_skew":-2.856042,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790612,"usec":660194},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670474,"noise_level":-28.475351,"freq_skew":0.681504,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790613,"usec":430833},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.497236,"noise_level":-28.798546,"freq_skew":1.144260,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":194176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241819,"noise_level":-27.934101,"freq_skew":0.217080,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":196994},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707817,"noise_level":-28.817562,"freq_skew":-2.092290,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":958292},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451870,"noise_level":-28.373650,"freq_skew":-1.681538,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":961333},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275782,"noise_level":-28.305586,"freq_skew":0.994580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":962457},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334867,"noise_level":-28.238049,"freq_skew":2.246033,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790614,"usec":964024},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.846228,"noise_level":-28.148811,"freq_skew":1.147765,"avlc":{"src":{"addr":"02019D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790617,"usec":240753},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844810,"noise_level":-26.948391,"freq_skew":-0.719994,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790617,"usec":996917},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521131,"noise_level":-26.553474,"freq_skew":2.068941,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[128,170]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790617,"usec":997079},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632033,"noise_level":-26.553474,"freq_skew":0.087678,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790617,"usec":998258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303586,"noise_level":-27.516991,"freq_skew":-0.859495,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790618,"usec":771909},"freq":136975000,"burst_len_octets":31,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036747,"noise_level":-26.728373,"freq_skew":0.734050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0,"unknown_proto":{"data":[50,0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83,3]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790619,"usec":524828},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582859,"noise_level":-27.114529,"freq_skew":0.650162,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[41,79]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":30,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790620,"usec":283049},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718756,"noise_level":-27.461939,"freq_skew":0.691925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790620,"usec":283287},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204711,"noise_level":-27.611046,"freq_skew":-0.592058,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790620,"usec":288425},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695013,"noise_level":-27.724155,"freq_skew":2.336060,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,167]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":48571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533074,"noise_level":-28.422295,"freq_skew":0.781207,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"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":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[132,179,29,63]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":51180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372563,"noise_level":-28.240957,"freq_skew":0.512455,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":51598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379656,"noise_level":-28.196209,"freq_skew":0.164263,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":51831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483321,"noise_level":-28.173922,"freq_skew":0.283418,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":59167},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367499,"noise_level":-27.932453,"freq_skew":0.601499,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":811265},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409846,"noise_level":-28.738525,"freq_skew":0.896908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":811265},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.409846,"noise_level":-28.738525,"freq_skew":0.896908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":812761},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626883,"noise_level":-29.028376,"freq_skew":0.876918,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790621,"usec":818281},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855976,"noise_level":-28.906437,"freq_skew":0.534546,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[113,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790622,"usec":576603},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745283,"noise_level":-28.710096,"freq_skew":-2.601823,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790622,"usec":579342},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524456,"noise_level":-28.499582,"freq_skew":-1.072921,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790622,"usec":588041},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505705,"noise_level":-28.453484,"freq_skew":-3.180778,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"DK1159","msg_num":"J35","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071DC5D7E97CC84D1C6C1D0C58B1F1C75E600E13010080000F10897EC0000D1E3067EF9CC84D01AB1F099FF4D6084D0064E5","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":41.867867,"lon":-3.957310,"alt":34000,"ts_sec":1819.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":53.437500,"true_trk_valid":true,"gnd_spd_kts":513.000000,"vspd_ftmin":0}},{"air_ref_data":{"true_hdg_deg":46.494141,"true_hdg_valid":true,"spd_mach":0.765500,"vspd_ftmin":0.000000}},{"predicted_route":{"next_wpt":{"lat":42.453232,"lon":-2.880650,"alt":34000,"eta_sec":427},"next_next_wpt":{"lat":43.646450,"lon":-1.962433,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790622,"usec":588845},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066206,"noise_level":-28.407631,"freq_skew":1.228576,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790622,"usec":590108},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292752,"noise_level":-28.316641,"freq_skew":2.335279,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[67,60]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790623,"usec":331208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404201,"noise_level":-28.159672,"freq_skew":1.004283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790623,"usec":336069},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646561,"noise_level":-27.897005,"freq_skew":0.697654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790625,"usec":631830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453514,"noise_level":-26.216356,"freq_skew":-3.131927,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790626,"usec":379141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664113,"noise_level":-26.254986,"freq_skew":-2.638155,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":382,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790626,"usec":380238},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578979,"noise_level":-26.201609,"freq_skew":0.781843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790627,"usec":143311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923501,"noise_level":-26.562729,"freq_skew":-1.577785,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790627,"usec":143566},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594140,"noise_level":-26.544258,"freq_skew":-2.486891,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790627,"usec":144050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536326,"noise_level":-27.229141,"freq_skew":-2.565517,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790627,"usec":898922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903582,"noise_level":-26.781664,"freq_skew":0.803356,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790627,"usec":905552},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614415,"noise_level":-26.410454,"freq_skew":1.291706,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[169,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790628,"usec":671026},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453503,"noise_level":-26.106934,"freq_skew":1.337730,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2652,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[213,130]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":30,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790628,"usec":674650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723920,"noise_level":-25.933228,"freq_skew":0.650405,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":254,"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":40504,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790630,"usec":190518},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917675,"noise_level":-25.239370,"freq_skew":0.304083,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790630,"usec":193123},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720098,"noise_level":-26.093204,"freq_skew":1.394370,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790630,"usec":194620},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874592,"noise_level":-26.023415,"freq_skew":0.747240,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":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":40512,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790631,"usec":713320},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599005,"noise_level":-25.549980,"freq_skew":0.969596,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790631,"usec":719780},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836910,"noise_level":-25.211103,"freq_skew":-2.383407,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790632,"usec":488924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598029,"noise_level":-24.793972,"freq_skew":0.678888,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790634,"usec":767466},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660505,"noise_level":-23.960403,"freq_skew":0.954023,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":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":40512,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790635,"usec":523421},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295494,"noise_level":-23.532591,"freq_skew":-1.925574,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790638,"usec":576776},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100275,"noise_level":-22.986849,"freq_skew":-2.392223,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790639,"usec":342203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100508,"noise_level":-22.697697,"freq_skew":-1.471134,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790640,"usec":858296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950182,"noise_level":-23.209982,"freq_skew":1.286192,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790641,"usec":622064},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648719,"noise_level":-22.949953,"freq_skew":1.408875,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":32,"dst_ref":19167,"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":[138,173]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790641,"usec":623217},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317793,"noise_level":-23.870316,"freq_skew":-3.114093,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790641,"usec":629646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.462759,"noise_level":-24.824753,"freq_skew":-0.341169,"avlc":{"src":{"addr":"4866DE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790642,"usec":383523},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585155,"noise_level":-24.630161,"freq_skew":0.041028,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,159,55,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790642,"usec":386259},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540909,"noise_level":-24.571152,"freq_skew":0.820763,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790642,"usec":390944},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513887,"noise_level":-24.468842,"freq_skew":0.821960,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,242,185,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":141343},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631791,"noise_level":-24.918833,"freq_skew":0.811887,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[45,110,42,87]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":141681},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348120,"noise_level":-24.903543,"freq_skew":1.158431,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-6.400000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":142020},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538452,"noise_level":-24.888283,"freq_skew":-0.092617,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"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":[214,159,10,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":142725},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589324,"noise_level":-24.857838,"freq_skew":0.800574,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":142913},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875960,"noise_level":-25.413017,"freq_skew":1.213745,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":145385},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380764,"noise_level":-25.284386,"freq_skew":1.058488,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"DE08LT","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":149327},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248572,"noise_level":-26.227119,"freq_skew":1.025932,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17005307","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":[71,0,39,65,67,70,71,0,60,10,199,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":900688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141287,"noise_level":-26.173912,"freq_skew":0.011546,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":902301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001012,"noise_level":-26.970007,"freq_skew":0.772879,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":903925},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620418,"noise_level":-27.498119,"freq_skew":0.636432,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17005307","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790643,"usec":903925},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.620418,"noise_level":-27.498119,"freq_skew":0.636432,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790644,"usec":677347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457661,"noise_level":-27.185383,"freq_skew":1.151111,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790645,"usec":429134},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702042,"noise_level":-27.008415,"freq_skew":0.333482,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":742,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[118,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790646,"usec":195011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641357,"noise_level":-26.889723,"freq_skew":1.359574,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790650,"usec":10669},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688751,"noise_level":-25.102276,"freq_skew":0.821285,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":22921,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[122,22,164,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790650,"usec":11064},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254148,"noise_level":-25.086660,"freq_skew":0.088390,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":4049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790650,"usec":12313},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149746,"noise_level":-25.933455,"freq_skew":0.371586,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"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":743,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,82]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790650,"usec":12894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621008,"noise_level":-25.899124,"freq_skew":-2.622364,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"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":[211,97,126,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790650,"usec":764060},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511457,"noise_level":-25.481079,"freq_skew":0.916438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790652,"usec":284029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545177,"noise_level":-24.989170,"freq_skew":-2.082504,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790652,"usec":285806},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773099,"noise_level":-25.242970,"freq_skew":0.224339,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790652,"usec":290880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347263,"noise_level":-25.051590,"freq_skew":2.477682,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":2,"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":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"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":[34,139,173,207]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790653,"usec":807128},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064018,"noise_level":-24.350374,"freq_skew":2.428969,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790653,"usec":811505},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417755,"noise_level":-24.293230,"freq_skew":0.918944,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"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":40657,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790654,"usec":572602},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816317,"noise_level":-24.110067,"freq_skew":0.026604,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790655,"usec":331978},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688329,"noise_level":-24.166098,"freq_skew":0.806282,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790657,"usec":634120},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739178,"noise_level":-23.504333,"freq_skew":0.136447,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":50.000000,"flags":192,"pdu_id":744,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790659,"usec":153712},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508978,"noise_level":-23.838154,"freq_skew":0.953421,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"D85700","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790660,"usec":666686},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737002,"noise_level":-23.467817,"freq_skew":1.010535,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"D85700","msg_num":"F66","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40077W006417,SARAY,163058,360,BARDI,163517,ZMR,M55,293121,2066827"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790661,"usec":428047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473027,"noise_level":-24.112722,"freq_skew":1.872162,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":4,"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":834,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,234,171,155]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790661,"usec":430873},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622558,"noise_level":-24.015644,"freq_skew":1.021728,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,226,87,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790663,"usec":715155},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779252,"noise_level":-23.956120,"freq_skew":0.877278,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":40729,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790663,"usec":718450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.266049,"noise_level":-23.951710,"freq_skew":0.945731,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790664,"usec":480533},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795916,"noise_level":-24.560320,"freq_skew":0.478471,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790664,"usec":481045},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693401,"noise_level":-24.626465,"freq_skew":-1.896954,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":6,"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":77,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790666,"usec":1409},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738943,"noise_level":-23.674467,"freq_skew":0.680008,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":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":40750,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790668,"usec":283993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429948,"noise_level":-22.864763,"freq_skew":2.558118,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790669,"usec":54168},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736958,"noise_level":-22.607985,"freq_skew":-1.742389,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":7,"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":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,114]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790669,"usec":814325},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862460,"noise_level":-22.693825,"freq_skew":-0.263183,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790669,"usec":819400},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574130,"noise_level":-23.776550,"freq_skew":0.892737,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":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":40750,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790669,"usec":819400},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.574130,"noise_level":-23.776550,"freq_skew":0.892737,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790670,"usec":569929},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701342,"noise_level":-23.709724,"freq_skew":0.631575,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790670,"usec":570170},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729243,"noise_level":-24.060268,"freq_skew":-0.878437,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":322,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790670,"usec":572884},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458640,"noise_level":-23.950073,"freq_skew":2.053999,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5519,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790671,"usec":333983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497385,"noise_level":-24.351219,"freq_skew":-1.820249,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790671,"usec":339848},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418869,"noise_level":-25.285284,"freq_skew":0.509956,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":228,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790672,"usec":102291},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703749,"noise_level":-24.804043,"freq_skew":-2.366304,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790672,"usec":102804},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934542,"noise_level":-25.552940,"freq_skew":-1.311456,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"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":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790672,"usec":859466},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613869,"noise_level":-25.646145,"freq_skew":-1.384709,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[188,133,171,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790672,"usec":863714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232584,"noise_level":-25.703230,"freq_skew":0.649627,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790673,"usec":620246},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707979,"noise_level":-25.439301,"freq_skew":2.083576,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790673,"usec":621097},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549585,"noise_level":-25.406866,"freq_skew":0.625892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":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":40750,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790673,"usec":623237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596970,"noise_level":-25.785379,"freq_skew":-2.284686,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790674,"usec":386392},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597089,"noise_level":-25.502598,"freq_skew":0.526189,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":228,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790674,"usec":389333},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278261,"noise_level":-25.388784,"freq_skew":1.186877,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790675,"usec":146572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948809,"noise_level":-25.654228,"freq_skew":0.938050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48683E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790675,"usec":907145},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808543,"noise_level":-25.840878,"freq_skew":-2.834836,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790675,"usec":908747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021538,"noise_level":-26.420527,"freq_skew":0.794486,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790676,"usec":669000},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554315,"noise_level":-26.043743,"freq_skew":0.888568,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":22964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790677,"usec":428925},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493463,"noise_level":-25.871284,"freq_skew":-2.210178,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790677,"usec":432741},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392496,"noise_level":-25.880741,"freq_skew":-1.168753,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[117,22]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790678,"usec":188122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613602,"noise_level":-25.447281,"freq_skew":0.697519,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790682,"usec":2881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505438,"noise_level":-23.686871,"freq_skew":0.630053,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790682,"usec":8937},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696086,"noise_level":-25.215588,"freq_skew":-2.140964,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[155,45]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790682,"usec":10114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742628,"noise_level":-25.683067,"freq_skew":2.141231,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790684,"usec":286470},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860062,"noise_level":-24.615208,"freq_skew":2.256421,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790684,"usec":288393},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588168,"noise_level":-25.371695,"freq_skew":-0.153617,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":410,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790685,"usec":57105},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734015,"noise_level":-25.725666,"freq_skew":0.932639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790685,"usec":58749},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654641,"noise_level":-26.129034,"freq_skew":-1.765205,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790685,"usec":805333},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910858,"noise_level":-26.058958,"freq_skew":0.486479,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"GMMX"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.200000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790685,"usec":808410},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081348,"noise_level":-25.886196,"freq_skew":0.552821,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHU","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"HV040K","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790685,"usec":810051},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233237,"noise_level":-25.835033,"freq_skew":0.501732,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22064076","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":[71,0,39,65,84,82,65,0,72,104,62,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790686,"usec":577490},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756105,"noise_level":-25.355381,"freq_skew":0.785577,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":1,"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":40875,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790687,"usec":332421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534587,"noise_level":-26.206944,"freq_skew":-0.857333,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790687,"usec":333772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326974,"noise_level":-26.665283,"freq_skew":0.368304,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790687,"usec":337062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692480,"noise_level":-26.480164,"freq_skew":-1.995393,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790688,"usec":92084},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476697,"noise_level":-26.334858,"freq_skew":0.675280,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"4","ack":"K","flight":"A51547","msg_num":"M17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790688,"usec":94770},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649058,"noise_level":-26.492594,"freq_skew":-1.838885,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[251,88,62,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790688,"usec":95229},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585441,"noise_level":-26.455986,"freq_skew":0.866565,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790688,"usec":856910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818181,"noise_level":-25.924623,"freq_skew":-1.582180,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790688,"usec":858533},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597192,"noise_level":-26.204241,"freq_skew":0.128672,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790689,"usec":621948},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308438,"noise_level":-25.907724,"freq_skew":0.517229,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"5","ack":"L","flight":"A51547","msg_num":"M18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790689,"usec":625428},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536052,"noise_level":-26.636551,"freq_skew":0.356050,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":4050,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790690,"usec":378580},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318237,"noise_level":-26.452038,"freq_skew":0.784147,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790690,"usec":380915},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520851,"noise_level":-26.933716,"freq_skew":1.151781,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[196,111,38,105]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790691,"usec":139453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857531,"noise_level":-26.593122,"freq_skew":-1.653118,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790691,"usec":141916},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121895,"noise_level":-26.427706,"freq_skew":0.992506,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790691,"usec":906971},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291860,"noise_level":-26.141193,"freq_skew":-2.973372,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790691,"usec":913391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339574,"noise_level":-26.898737,"freq_skew":-2.641078,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":200706},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403135,"noise_level":-26.139099,"freq_skew":-2.943879,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":2758,"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":[119,43,194,42]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":201439},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652594,"noise_level":-27.199173,"freq_skew":-1.834159,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":202423},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707533,"noise_level":-27.159470,"freq_skew":0.609557,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"5","ack":"L","flight":"A51547","msg_num":"M18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":959250},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231251,"noise_level":-27.362091,"freq_skew":-2.931171,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":959250},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.231251,"noise_level":-27.362091,"freq_skew":-2.931171,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2758,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[14,206,181,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":962513},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637289,"noise_level":-28.390244,"freq_skew":0.792201,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790694,"usec":963701},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619040,"noise_level":-28.938889,"freq_skew":-3.038707,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,75,71,0,69,217,97,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":600,"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":65,"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":[78,137]},{"name":"atn_checksum","value":[155,179,228,232]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790695,"usec":714714},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877438,"noise_level":-28.777843,"freq_skew":0.673013,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"_d","blk_id":"6","ack":"M","flight":"A51547","msg_num":"M19","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790695,"usec":717750},"freq":136975000,"burst_len_octets":183,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597919,"noise_level":-28.739666,"freq_skew":-2.925428,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37070,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[53,80,142,61]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790695,"usec":717750},"freq":136975000,"burst_len_octets":183,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.597919,"noise_level":-28.739666,"freq_skew":-2.925428,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37070,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[210,221,6,189]}]}],"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":[1,3,27,1,4577633,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"VKG1159","long_tsap":{"rdp":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GCLP","destination_airport":"EKCH"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790696,"usec":480411},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395691,"noise_level":-29.117220,"freq_skew":-1.210067,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"83","blk_id":"0","ack":"!","flight":"UX0089","msg_num":"M31","msg_num_seq":"A","msg_text":"LEMD,MDSD,301631, 39.54,- 6.36,33001,300,- 92.0, 51300"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790696,"usec":481882},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661111,"noise_level":-30.068302,"freq_skew":-3.027377,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":65,"dst_ref":37070,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[11,221,117,15]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790696,"usec":481882},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.661111,"noise_level":-30.068302,"freq_skew":-3.027377,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":true,"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":8,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2758,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,189,20,35]}]}],"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":"contactNotSuccessful"}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":244759},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554550,"noise_level":-30.624895,"freq_skew":-3.137405,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":244759},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.554550,"noise_level":-30.624895,"freq_skew":-3.137405,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37070,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,239,137,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":244759},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.554550,"noise_level":-30.624895,"freq_skew":-3.137405,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":244759},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.554550,"noise_level":-30.624895,"freq_skew":-3.137405,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37070,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,239,137,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":246091},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532142,"noise_level":-30.582596,"freq_skew":0.738344,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":995422},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343612,"noise_level":-30.014156,"freq_skew":-3.267943,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":995422},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.343612,"noise_level":-30.014156,"freq_skew":-3.267943,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":995422},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.343612,"noise_level":-30.014156,"freq_skew":-3.267943,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":64,"dst_ref":2758,"variable_part_params":[{"name":"atn_checksum","value":[195,135,47,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790697,"usec":999222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903986,"noise_level":-29.690132,"freq_skew":-1.115435,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790698,"usec":761940},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692416,"noise_level":-30.242611,"freq_skew":-1.730454,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790698,"usec":762369},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067594,"noise_level":-30.214409,"freq_skew":-3.017130,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":23,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790698,"usec":762862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805777,"noise_level":-30.158283,"freq_skew":0.677523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790699,"usec":523237},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396430,"noise_level":-29.485706,"freq_skew":-1.775423,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[121,57,205,198]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790700,"usec":282525},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342034,"noise_level":-29.360317,"freq_skew":0.767185,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790701,"usec":818692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104503,"noise_level":-28.221111,"freq_skew":-0.568034,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790702,"usec":577510},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174116,"noise_level":-28.410408,"freq_skew":-1.825177,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"UX0193","msg_num":"M13","msg_num_seq":"A","msg_text":"FS LPLA,GCLP,GVAC,TBPB"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790704,"usec":97266},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.566366,"noise_level":-27.707651,"freq_skew":-1.796535,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790704,"usec":98535},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761752,"noise_level":-27.623674,"freq_skew":-1.498194,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":402,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790704,"usec":102447},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535766,"noise_level":-28.245955,"freq_skew":1.115943,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"JP0576","msg_num":"M72","msg_num_seq":"A","msg_text":"163142,,1842, 209,N 43.318 W 7.194"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790704,"usec":859600},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714365,"noise_level":-27.965298,"freq_skew":-1.474642,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790705,"usec":622335},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725004,"noise_level":-27.356901,"freq_skew":0.813358,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41005,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790705,"usec":624183},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569981,"noise_level":-27.386688,"freq_skew":1.355295,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790706,"usec":389995},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323401,"noise_level":-27.570345,"freq_skew":-1.099814,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790706,"usec":391990},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239753,"noise_level":-28.345289,"freq_skew":-1.847946,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790707,"usec":912512},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952747,"noise_level":-27.278419,"freq_skew":1.338113,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790709,"usec":430324},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091850,"noise_level":-26.639870,"freq_skew":1.239389,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"D85700","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790709,"usec":431136},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.209063,"noise_level":-27.549297,"freq_skew":-1.815069,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"UX0193","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":192100},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688138,"noise_level":-27.007259,"freq_skew":0.207125,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":192945},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701183,"noise_level":-27.671520,"freq_skew":0.752394,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":194242},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463255,"noise_level":-27.949139,"freq_skew":1.077459,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"D85700","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40128W006373,SARAY,163147,360,BARDI,163515,ZMR,M55,294123,2052500"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":952122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299633,"noise_level":-28.249323,"freq_skew":-2.744553,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":959452},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.350541,"noise_level":-28.474876,"freq_skew":2.003066,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790710,"usec":959452},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.350541,"noise_level":-28.474876,"freq_skew":2.003066,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"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":[157,194,78,92]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790711,"usec":711216},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331898,"noise_level":-28.428909,"freq_skew":-0.011804,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790711,"usec":712127},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153103,"noise_level":-28.758980,"freq_skew":0.709838,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790711,"usec":714173},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897798,"noise_level":-28.593885,"freq_skew":-0.458785,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790711,"usec":715653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719677,"noise_level":-28.500938,"freq_skew":0.148808,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790712,"usec":481979},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449424,"noise_level":-28.633331,"freq_skew":-2.458338,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790712,"usec":487455},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882288,"noise_level":-28.356180,"freq_skew":1.080834,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"D85700","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790712,"usec":487654},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231057,"noise_level":-28.646280,"freq_skew":2.393845,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":233565},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753250,"noise_level":-28.483297,"freq_skew":0.772892,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":234192},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833442,"noise_level":-28.437286,"freq_skew":0.587556,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":235123},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236105,"noise_level":-28.391518,"freq_skew":1.190275,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"D85700","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40128W006373,SARAY,163147,360,BARDI,163515,ZMR,M55,294123,2052500"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":235473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.845942,"noise_level":-28.830652,"freq_skew":-1.817931,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"UX0193","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":998361},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642367,"noise_level":-28.454782,"freq_skew":0.629298,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790713,"usec":999535},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255266,"noise_level":-28.363302,"freq_skew":-0.139617,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790714,"usec":66},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831985,"noise_level":-28.317919,"freq_skew":0.848259,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790714,"usec":6254},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447790,"noise_level":-28.028582,"freq_skew":-2.708574,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790714,"usec":759899},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625490,"noise_level":-28.579830,"freq_skew":-1.115815,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"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":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790714,"usec":765541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152954,"noise_level":-28.192102,"freq_skew":0.946451,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790715,"usec":520905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645813,"noise_level":-28.548626,"freq_skew":0.925964,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790715,"usec":526002},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653139,"noise_level":-28.732510,"freq_skew":0.905959,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":445,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790716,"usec":293434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529931,"noise_level":-28.160944,"freq_skew":1.139687,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790716,"usec":293969},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449162,"noise_level":-28.579880,"freq_skew":-2.699640,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790716,"usec":294360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921765,"noise_level":-29.069101,"freq_skew":0.566947,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790717,"usec":45070},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681126,"noise_level":-28.946590,"freq_skew":0.872512,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49007,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790717,"usec":52331},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745969,"noise_level":-28.542528,"freq_skew":-1.453444,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":30,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790717,"usec":813792},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902009,"noise_level":-27.937067,"freq_skew":0.944384,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790718,"usec":571317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889487,"noise_level":-27.576426,"freq_skew":-1.983820,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"UX0193","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790720,"usec":859963},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562888,"noise_level":-26.055347,"freq_skew":-1.289869,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[103,158,173,107]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790721,"usec":625531},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263110,"noise_level":-25.768978,"freq_skew":-0.907499,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790721,"usec":627575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579178,"noise_level":-25.735292,"freq_skew":-1.734065,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790721,"usec":628110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885995,"noise_level":-25.718498,"freq_skew":0.933802,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790722,"usec":389313},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.541872,"noise_level":-25.245068,"freq_skew":-1.987409,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"UX0193","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790723,"usec":143219},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.372221,"noise_level":-25.025434,"freq_skew":-1.702182,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"5","ack":"A","flight":"UX0193","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790724,"usec":669031},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.704127,"noise_level":-24.383610,"freq_skew":-1.781838,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"6","ack":"B","flight":"UX0193","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790725,"usec":427379},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243620,"noise_level":-23.839855,"freq_skew":-1.712214,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"7","ack":"C","flight":"UX0193","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790725,"usec":430096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788603,"noise_level":-23.772543,"freq_skew":-1.986611,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790726,"usec":190121},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847605,"noise_level":-24.603117,"freq_skew":0.964665,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790726,"usec":951110},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657178,"noise_level":-24.716606,"freq_skew":0.030742,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790726,"usec":957494},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898350,"noise_level":-24.814243,"freq_skew":1.195250,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790726,"usec":958852},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853987,"noise_level":-25.647860,"freq_skew":0.778693,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790727,"usec":717755},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650852,"noise_level":-25.401743,"freq_skew":0.749898,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790727,"usec":723883},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566286,"noise_level":-25.193941,"freq_skew":-1.087433,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790727,"usec":724148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821043,"noise_level":-25.255116,"freq_skew":2.369965,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790728,"usec":485834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.496711,"noise_level":-24.835918,"freq_skew":-1.738231,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPE","mode":"2","label":"_d","blk_id":"7","ack":"C","flight":"UX0193","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790729,"usec":239266},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667003,"noise_level":-24.596727,"freq_skew":-0.664315,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790730,"usec":765758},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667246,"noise_level":-24.065163,"freq_skew":-0.010383,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[82,11,215,26]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790730,"usec":766638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588017,"noise_level":-24.051304,"freq_skew":-0.831863,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790730,"usec":768907},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618609,"noise_level":-25.044329,"freq_skew":0.785628,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"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":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[108,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790731,"usec":528448},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626473,"noise_level":-24.709318,"freq_skew":0.672354,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790731,"usec":530079},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376708,"noise_level":-24.649773,"freq_skew":0.258856,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[102,83]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790732,"usec":289203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989051,"noise_level":-25.230579,"freq_skew":0.789938,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790734,"usec":569578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696797,"noise_level":-24.341801,"freq_skew":-0.340688,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790736,"usec":863055},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434389,"noise_level":-24.101379,"freq_skew":-1.841310,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":2,"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":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[6,48,164,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790737,"usec":622824},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387640,"noise_level":-23.600750,"freq_skew":1.975918,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":254,"sseq":0,"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":5520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[124,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790738,"usec":379775},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707769,"noise_level":-24.361835,"freq_skew":2.069827,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2709,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,192]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790739,"usec":906926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708095,"noise_level":-24.128407,"freq_skew":2.272415,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790740,"usec":667773},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638990,"noise_level":-24.357851,"freq_skew":0.788144,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","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":4,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790741,"usec":426666},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230637,"noise_level":-25.697439,"freq_skew":-0.971430,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[4]},{"name":"dst_airport","value":"EKCH"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790741,"usec":428283},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292157,"noise_level":-26.854847,"freq_skew":-1.029259,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":227,"calling_addr":"21325513","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":65534,"net":[71,0,39,65,74,84,68,0,69,171,75,0,0,0,0,0,0,0,0,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790741,"usec":435350},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420340,"noise_level":-27.341116,"freq_skew":-2.240009,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790742,"usec":196828},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570318,"noise_level":-28.097460,"freq_skew":0.718862,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":227,"calling_addr":"21325513","called_addr":"1116900402899","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790742,"usec":945305},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999030,"noise_level":-27.521259,"freq_skew":-1.189306,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790745,"usec":250274},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402823,"noise_level":-25.786364,"freq_skew":0.175024,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":4051,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790746,"usec":79},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599078,"noise_level":-26.278603,"freq_skew":-1.064752,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790746,"usec":4841},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596982,"noise_level":-27.095875,"freq_skew":0.831639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":246,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790746,"usec":766378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586682,"noise_level":-26.655043,"freq_skew":-2.026119,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790747,"usec":523917},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802890,"noise_level":-26.146923,"freq_skew":0.653707,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":41275,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790748,"usec":290275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079176,"noise_level":-25.567389,"freq_skew":-2.850007,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790749,"usec":51025},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414111,"noise_level":-25.243717,"freq_skew":2.426842,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790749,"usec":810478},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756985,"noise_level":-25.008640,"freq_skew":2.289267,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":3,"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":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[234,228,111,150]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2548,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[210,85,203,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790750,"usec":575427},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736807,"noise_level":-25.246063,"freq_skew":2.368879,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790752,"usec":99351},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271125,"noise_level":-24.514990,"freq_skew":0.183585,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"LO0426","msg_num":"M34","msg_num_seq":"A","msg_text":"163229,M126192,1923, 261,N 42.621 W 5.014"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790752,"usec":849662},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757365,"noise_level":-25.206444,"freq_skew":0.905011,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790752,"usec":852040},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189085,"noise_level":-25.080814,"freq_skew":-1.157047,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":227,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":411,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790753,"usec":616373},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429290,"noise_level":-26.089935,"freq_skew":2.188842,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2709,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[222,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790753,"usec":621614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127934,"noise_level":-25.882301,"freq_skew":0.609584,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790753,"usec":624245},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018732,"noise_level":-26.513586,"freq_skew":0.194770,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790755,"usec":146315},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861113,"noise_level":-26.388247,"freq_skew":2.566639,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"W681BS","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLEMG,31O,62,172032,048/FNWZZ81BSFC08"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790755,"usec":908985},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679332,"noise_level":-25.860891,"freq_skew":0.493065,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":251,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790756,"usec":670968},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661694,"noise_level":-25.724800,"freq_skew":1.988144,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2709,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[222,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790757,"usec":436403},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204797,"noise_level":-26.743490,"freq_skew":0.233842,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2874,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":195390},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678436,"noise_level":-26.391985,"freq_skew":2.480863,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":255,"sseq":4,"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":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2548,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,115,237,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":196142},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.488481,"noise_level":-26.391985,"freq_skew":2.070035,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"GCTS"},{"name":"ac_location","value":{"loc":{"lat":38.500000,"lon":-3.400000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":202348},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259100,"noise_level":-26.265987,"freq_skew":0.705580,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":204003},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433774,"noise_level":-26.177094,"freq_skew":2.262662,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"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":5523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":204192},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.573113,"noise_level":-26.159424,"freq_skew":2.085149,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WAS","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"W63513","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":204192},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.573113,"noise_level":-26.159424,"freq_skew":2.085149,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222047","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":[71,0,39,65,87,90,90,0,77,36,39,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":958128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.903605,"noise_level":-25.796425,"freq_skew":-2.841850,"avlc":{"src":{"addr":"345543","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790758,"usec":959993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917540,"noise_level":-25.695438,"freq_skew":2.246937,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790759,"usec":712901},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248406,"noise_level":-25.612167,"freq_skew":2.303205,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790759,"usec":714062},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962721,"noise_level":-26.116917,"freq_skew":2.129313,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790760,"usec":473613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803110,"noise_level":-25.539320,"freq_skew":-0.651192,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790760,"usec":475672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368849,"noise_level":-25.868488,"freq_skew":2.475488,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[64,177,161,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":239042},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539095,"noise_level":-25.632729,"freq_skew":0.761700,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","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":3,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":240297},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543501,"noise_level":-26.333050,"freq_skew":0.734976,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","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":6,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":244847},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467979,"noise_level":-26.261314,"freq_skew":-0.820536,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LFBO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":245280},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235239,"noise_level":-26.243475,"freq_skew":-0.839997,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-5.400000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":245280},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.235239,"noise_level":-26.243475,"freq_skew":-0.839997,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"DI06CQ","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":245280},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.235239,"noise_level":-26.243475,"freq_skew":-0.839997,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"24210611","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":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":246130},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.245214,"noise_level":-26.243475,"freq_skew":-0.796437,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"00400702","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,163,129,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790761,"usec":246867},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839817,"noise_level":-26.207901,"freq_skew":-0.724027,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"AT796L","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759932,"noise_level":-26.190166,"freq_skew":-3.100805,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":861},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670468,"noise_level":-27.249336,"freq_skew":-0.868302,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.000000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":2746},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534359,"noise_level":-27.110371,"freq_skew":0.850675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24210611","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":5124},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620568,"noise_level":-27.071074,"freq_skew":0.741145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"00400702","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":7133},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811438,"noise_level":-26.973595,"freq_skew":0.736830,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBF","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":7482},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749104,"noise_level":-26.973595,"freq_skew":2.225308,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":3,"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":5523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":9244},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647626,"noise_level":-27.167463,"freq_skew":0.572188,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":9857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179600,"noise_level":-27.147663,"freq_skew":-0.632930,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":764303},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938253,"noise_level":-27.068905,"freq_skew":1.146451,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53720,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[6,220,25,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":764464},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484979,"noise_level":-27.068905,"freq_skew":0.851435,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24210611","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":766368},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435415,"noise_level":-26.932774,"freq_skew":1.148220,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.900000},"alt":28000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":768515},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626373,"noise_level":-26.855930,"freq_skew":-0.224726,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,159,55,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":771738},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734689,"noise_level":-27.443159,"freq_skew":1.024336,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-AGO","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"IZ0254","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":771738},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.734689,"noise_level":-27.443159,"freq_skew":1.024336,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"34702106","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":[71,0,39,65,65,73,90,0,115,132,70,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":773313},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511997,"noise_level":-27.381983,"freq_skew":-0.562605,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790762,"usec":773828},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597428,"noise_level":-27.361689,"freq_skew":0.825059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[45,110,42,87]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790763,"usec":518411},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948860,"noise_level":-27.907738,"freq_skew":-1.885352,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790763,"usec":534002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744940,"noise_level":-27.486370,"freq_skew":1.172491,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790764,"usec":287054},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132862,"noise_level":-27.931149,"freq_skew":1.024828,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790765,"usec":54401},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208490,"noise_level":-27.184887,"freq_skew":0.909343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"00400702","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790765,"usec":54401},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.208490,"noise_level":-27.184887,"freq_skew":0.909343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790765,"usec":807844},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744201,"noise_level":-27.440170,"freq_skew":-0.289007,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[74,159,55,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790765,"usec":810238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564907,"noise_level":-27.587158,"freq_skew":0.843032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790765,"usec":815298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078379,"noise_level":-27.483749,"freq_skew":-0.875544,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790766,"usec":573021},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539908,"noise_level":-27.280550,"freq_skew":0.743281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49552,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[176,242,185,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790766,"usec":573021},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.539908,"noise_level":-27.280550,"freq_skew":0.743281,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49555,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[45,110,42,87]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790766,"usec":573309},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201759,"noise_level":-27.280550,"freq_skew":1.163101,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790766,"usec":574572},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977608,"noise_level":-27.980503,"freq_skew":-0.039849,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"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":[214,159,10,216]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790767,"usec":334428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276595,"noise_level":-27.391399,"freq_skew":0.710342,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790769,"usec":619732},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514680,"noise_level":-26.020542,"freq_skew":0.780083,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"00400702","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790769,"usec":619732},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.514680,"noise_level":-26.020542,"freq_skew":0.780083,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790769,"usec":620582},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600344,"noise_level":-25.985868,"freq_skew":-1.064784,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.000000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790770,"usec":380387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754299,"noise_level":-25.563725,"freq_skew":-1.031667,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790770,"usec":380983},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809814,"noise_level":-25.530823,"freq_skew":-2.805467,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":140433},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373047,"noise_level":-25.145432,"freq_skew":0.935281,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53720,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[248,143,206,97]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":140673},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594790,"noise_level":-25.145432,"freq_skew":1.046197,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2717,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[59,118,224,141]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":32,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":140771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-18.347748,"noise_level":-25.145432,"freq_skew":2.433304,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":141163},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852357,"noise_level":-25.960428,"freq_skew":0.936531,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":902615},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583237,"noise_level":-25.506683,"freq_skew":1.237905,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,65,97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":913604},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517518,"noise_level":-26.439896,"freq_skew":0.948554,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790771,"usec":913604},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.517518,"noise_level":-26.439896,"freq_skew":0.948554,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62411,"dst_ref":53720,"variable_part_params":[{"name":"atn_checksum","value":[1,41,140,170]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790772,"usec":673753},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218081,"noise_level":-26.497906,"freq_skew":0.426793,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790773,"usec":425547},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363841,"noise_level":-26.280411,"freq_skew":0.863908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790773,"usec":425547},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.363841,"noise_level":-26.280411,"freq_skew":0.863908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790773,"usec":427513},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307522,"noise_level":-26.799274,"freq_skew":1.014420,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[26,240,67,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790774,"usec":188259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767608,"noise_level":-26.354809,"freq_skew":-2.467309,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790775,"usec":715028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875963,"noise_level":-25.206528,"freq_skew":-2.614620,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790775,"usec":716905},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625759,"noise_level":-25.143486,"freq_skew":0.936750,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790776,"usec":476761},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282700,"noise_level":-24.926374,"freq_skew":0.665962,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790776,"usec":479392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040943,"noise_level":-25.572372,"freq_skew":0.495102,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790777,"usec":245265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771707,"noise_level":-26.130009,"freq_skew":-1.688006,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790777,"usec":245822},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967670,"noise_level":-26.094896,"freq_skew":1.039141,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"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":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[26,240,67,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790777,"usec":250646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810740,"noise_level":-26.932964,"freq_skew":-1.304478,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790777,"usec":995941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396708,"noise_level":-27.322989,"freq_skew":1.186255,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790777,"usec":997061},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620293,"noise_level":-27.242632,"freq_skew":-0.975105,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.000000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790778,"usec":760996},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599397,"noise_level":-26.928442,"freq_skew":-1.110788,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANLA","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DE04AK","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790778,"usec":760996},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.599397,"noise_level":-26.928442,"freq_skew":-1.110788,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"17074601","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":[71,0,39,65,67,70,71,0,60,121,129,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790778,"usec":766122},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600444,"noise_level":-26.662548,"freq_skew":-2.342906,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790778,"usec":770776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712203,"noise_level":-26.550705,"freq_skew":0.702965,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","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":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[224,71,28,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790779,"usec":521712},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.000452,"noise_level":-26.495485,"freq_skew":-0.733980,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790779,"usec":522802},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752795,"noise_level":-27.477209,"freq_skew":-1.590902,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"5U","blk_id":"9","ack":"!","flight":"SR02PD","msg_num":"M42","msg_num_seq":"A","msg_text":"EDDM EDDS EDDN EDDF-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790779,"usec":523114},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664881,"noise_level":-27.818003,"freq_skew":0.838466,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790779,"usec":523968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518623,"noise_level":-27.754139,"freq_skew":-1.006904,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790780,"usec":288452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020021,"noise_level":-27.360229,"freq_skew":0.916712,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790780,"usec":291153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071125,"noise_level":-27.449371,"freq_skew":-1.775192,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790780,"usec":295914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583211,"noise_level":-27.246969,"freq_skew":-1.479013,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":47292},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748722,"noise_level":-27.147507,"freq_skew":0.892950,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,162,23,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":49741},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.473882,"noise_level":-27.088373,"freq_skew":-0.102007,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":50155},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425906,"noise_level":-27.723949,"freq_skew":-0.069080,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[147,91,96,83]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":50537},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495396,"noise_level":-27.702837,"freq_skew":0.775893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[241,229,103,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":810388},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910308,"noise_level":-27.230947,"freq_skew":-2.003829,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":810827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711128,"noise_level":-27.211000,"freq_skew":0.645416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790781,"usec":816766},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354541,"noise_level":-26.955778,"freq_skew":2.540409,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-5.300000},"alt":37000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790782,"usec":570412},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675831,"noise_level":-26.726665,"freq_skew":2.643031,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TO55HY","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790782,"usec":570412},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.675831,"noise_level":-26.726665,"freq_skew":2.643031,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":"16357115","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":[71,0,39,65,84,86,70,0,57,222,77,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790782,"usec":571150},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.248084,"noise_level":-26.689060,"freq_skew":-1.789330,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"0","ack":"V","flight":"SR02PD","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790782,"usec":580682},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795199,"noise_level":-27.052074,"freq_skew":1.228740,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[155,82,30,168]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790783,"usec":330713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854699,"noise_level":-27.735115,"freq_skew":-1.613171,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"1","ack":"W","flight":"SR02PD","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790783,"usec":339441},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098219,"noise_level":-27.464260,"freq_skew":2.481433,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790784,"usec":90973},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817911,"noise_level":-27.728554,"freq_skew":-1.921316,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"2","ack":"A","flight":"SR02PD","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790784,"usec":858239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.738955,"noise_level":-27.540083,"freq_skew":0.812149,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790784,"usec":859412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782401,"noise_level":-27.457703,"freq_skew":0.666502,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":41544,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790784,"usec":867392},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716033,"noise_level":-27.235106,"freq_skew":2.401019,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"TO55HY","msg_num":"J10","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790784,"usec":869796},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617232,"noise_level":-27.175373,"freq_skew":2.180162,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790785,"usec":624984},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964030,"noise_level":-26.711754,"freq_skew":-0.060929,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790787,"usec":146532},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965245,"noise_level":-26.903641,"freq_skew":0.709145,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C7981","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790787,"usec":152055},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.474718,"noise_level":-26.751139,"freq_skew":0.370779,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[113,79]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790787,"usec":901657},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374912,"noise_level":-27.082844,"freq_skew":-0.821658,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790788,"usec":667360},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806815,"noise_level":-26.712616,"freq_skew":2.665964,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790789,"usec":432939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.076030,"noise_level":-26.290356,"freq_skew":2.644512,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"_d","blk_id":"2","ack":"P","flight":"TO55HY","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790790,"usec":192603},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729844,"noise_level":-25.870581,"freq_skew":0.740912,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AE83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790790,"usec":192816},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772806,"noise_level":-26.728424,"freq_skew":2.464231,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"_d","blk_id":"3","ack":"Q","flight":"TO55HY","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790790,"usec":194576},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394082,"noise_level":-26.616074,"freq_skew":2.335534,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":1891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,167]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790790,"usec":954892},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515940,"noise_level":-26.145336,"freq_skew":0.473151,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[88,182]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790790,"usec":958526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512879,"noise_level":-27.138493,"freq_skew":0.225604,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790793,"usec":233188},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758096,"noise_level":-26.981678,"freq_skew":-0.560192,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790793,"usec":234799},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670537,"noise_level":-27.686691,"freq_skew":1.302656,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[169,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790793,"usec":236871},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734055,"noise_level":-27.582094,"freq_skew":-3.215407,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790793,"usec":241319},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529922,"noise_level":-27.806236,"freq_skew":0.731901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":23132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,107,207,7]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.240000,"unit":"MHz"}}}}}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790794,"usec":2416},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685384,"noise_level":-27.772608,"freq_skew":-0.218377,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2594,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[167,215,10,196]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,228,106,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790794,"usec":5509},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452479,"noise_level":-27.583393,"freq_skew":-2.485156,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790794,"usec":757834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393773,"noise_level":-27.521227,"freq_skew":0.695529,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":23133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[49,111,73,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790794,"usec":760504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336428,"noise_level":-27.337353,"freq_skew":1.171834,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790794,"usec":766751},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.959277,"noise_level":-27.039289,"freq_skew":-0.117806,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790795,"usec":521740},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549072,"noise_level":-26.827032,"freq_skew":-2.724340,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":222,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790795,"usec":522460},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527374,"noise_level":-26.904030,"freq_skew":1.145013,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[111,189,117,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790795,"usec":530008},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584102,"noise_level":-27.623966,"freq_skew":0.161004,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":42.700001,"lon":-4.900000},"alt":0}},{"name":"alternate_ground_stations","value":["298E25","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790795,"usec":532031},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806159,"noise_level":-28.300030,"freq_skew":-2.950745,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":607,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790795,"usec":532594},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.075335,"noise_level":-29.414167,"freq_skew":-1.815953,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1,"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":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53827,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[104,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790796,"usec":281220},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568439,"noise_level":-29.061949,"freq_skew":0.663291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":46177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005753,"noise_level":-29.110210,"freq_skew":-1.707163,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":47766},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405674,"noise_level":-28.987123,"freq_skew":-0.059716,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":48323},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649005,"noise_level":-29.786095,"freq_skew":-2.681022,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":53481},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539161,"noise_level":-29.418789,"freq_skew":0.029693,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LO0426","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":815561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974782,"noise_level":-29.304398,"freq_skew":0.715808,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790797,"usec":819767},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859232,"noise_level":-28.980907,"freq_skew":-1.799313,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":153,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790798,"usec":575215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760701,"noise_level":-28.299946,"freq_skew":0.118669,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":95390},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349614,"noise_level":-27.747303,"freq_skew":1.109087,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[102,85]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":102187},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455065,"noise_level":-27.455559,"freq_skew":-0.144428,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2594,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,195,178,20]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":854269},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641458,"noise_level":-27.253014,"freq_skew":-0.265511,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19133,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[105,211,61,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":854834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755273,"noise_level":-27.959177,"freq_skew":0.879932,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23139,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[134,60,123,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":856181},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990342,"noise_level":-27.919769,"freq_skew":0.812117,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23140,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2594,"dst_ref":63,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[51,75,128,118]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":857619},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746260,"noise_level":-27.833727,"freq_skew":-0.041106,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":857619},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.746260,"noise_level":-27.833727,"freq_skew":-0.041106,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":2594,"variable_part_params":[{"name":"atn_checksum","value":[125,76,192,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":858480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789727,"noise_level":-27.791021,"freq_skew":0.872620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[6,191,235,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790800,"usec":859820},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517163,"noise_level":-27.727356,"freq_skew":0.728837,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":true,"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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,186,44,142]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":620057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817876,"noise_level":-27.664154,"freq_skew":-0.287662,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":620616},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446316,"noise_level":-27.643188,"freq_skew":1.181579,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53826,"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":[99,125,64,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":620829},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721536,"noise_level":-27.622276,"freq_skew":0.824364,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":620829},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.721536,"noise_level":-27.622276,"freq_skew":0.824364,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":621077},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545748,"noise_level":-27.622276,"freq_skew":-0.049966,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":621730},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404125,"noise_level":-28.278532,"freq_skew":-0.044051,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":true,"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":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[189,63,50,213]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":623501},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384480,"noise_level":-28.899040,"freq_skew":0.979957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":623501},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.384480,"noise_level":-28.899040,"freq_skew":0.979957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":625262},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541179,"noise_level":-29.299393,"freq_skew":-2.992485,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-5.100000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":627348},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740245,"noise_level":-29.173618,"freq_skew":0.937663,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,175,19,62]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790801,"usec":627554},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058517,"noise_level":-29.173618,"freq_skew":0.128036,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790803,"usec":903318},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601678,"noise_level":-27.601608,"freq_skew":0.002510,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790803,"usec":904491},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218446,"noise_level":-27.539312,"freq_skew":0.045859,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":2594,"variable_part_params":[{"name":"atn_checksum","value":[125,76,192,44]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790803,"usec":905205},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400626,"noise_level":-28.378546,"freq_skew":0.007466,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790803,"usec":906257},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519428,"noise_level":-28.333084,"freq_skew":-0.004088,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":true,"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":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[189,63,50,213]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790803,"usec":907650},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582956,"noise_level":-28.495163,"freq_skew":0.728544,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790804,"usec":674849},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905975,"noise_level":-27.979517,"freq_skew":0.287957,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790805,"usec":423074},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527300,"noise_level":-27.701057,"freq_skew":0.917452,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","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":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790805,"usec":428417},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824721,"noise_level":-27.620947,"freq_skew":0.677032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":187454},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321182,"noise_level":-27.537800,"freq_skew":-2.464485,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":188327},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536349,"noise_level":-27.496525,"freq_skew":0.932675,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":189719},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728027,"noise_level":-28.123064,"freq_skew":0.672846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":189719},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.728027,"noise_level":-28.123064,"freq_skew":0.672846,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,175,19,62]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":194707},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640272,"noise_level":-27.861485,"freq_skew":-2.578493,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":195900},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980740,"noise_level":-27.797302,"freq_skew":0.887261,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":949085},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301991,"noise_level":-28.146875,"freq_skew":-1.228564,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":949988},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801972,"noise_level":-28.080557,"freq_skew":0.090056,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[19,12,100,128]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19133,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,218,240,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":953081},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491866,"noise_level":-27.884588,"freq_skew":-2.419637,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":954647},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777153,"noise_level":-27.798891,"freq_skew":1.014701,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,140,30,184]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":954647},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.777153,"noise_level":-27.798891,"freq_skew":1.014701,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790806,"usec":955784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102027,"noise_level":-28.193451,"freq_skew":0.631612,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790807,"usec":715197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919589,"noise_level":-28.104666,"freq_skew":0.611125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790807,"usec":717624},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772961,"noise_level":-28.448807,"freq_skew":1.094242,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"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":19167,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[169,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790807,"usec":720684},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685248,"noise_level":-28.334684,"freq_skew":-0.181825,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790807,"usec":723635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983144,"noise_level":-28.738590,"freq_skew":-2.889398,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790808,"usec":469886},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161301,"noise_level":-28.550604,"freq_skew":0.570728,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53773,"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":[187,59,143,195]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790808,"usec":475029},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565381,"noise_level":-28.164148,"freq_skew":-2.245693,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":1,"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":496,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[224,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790809,"usec":237728},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764642,"noise_level":-27.901348,"freq_skew":-2.421765,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2641,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[131,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":33,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790809,"usec":237912},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852376,"noise_level":-27.901348,"freq_skew":-2.812614,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-5.100000},"alt":38000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790809,"usec":241559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748327,"noise_level":-28.524220,"freq_skew":-2.810667,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBH","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"DI06JB","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790809,"usec":242905},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754462,"noise_level":-28.827389,"freq_skew":-3.005155,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"24210624","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":[71,0,39,65,77,66,85,0,81,17,148,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790810,"usec":771406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635767,"noise_level":-27.766907,"freq_skew":-2.320282,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790810,"usec":772314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690759,"noise_level":-28.443886,"freq_skew":-2.910474,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790811,"usec":530178},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453956,"noise_level":-28.977196,"freq_skew":-3.218466,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":1,"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":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790811,"usec":532136},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577056,"noise_level":-29.592855,"freq_skew":-2.332557,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":14,"dst_ref":53869,"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":[235,114]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790812,"usec":288778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335228,"noise_level":-28.912560,"freq_skew":-3.086725,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790813,"usec":48158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165114,"noise_level":-29.473576,"freq_skew":-2.189941,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790813,"usec":48739},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629236,"noise_level":-29.473576,"freq_skew":0.679746,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":227,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790813,"usec":806599},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563489,"noise_level":-29.166245,"freq_skew":-1.316434,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790814,"usec":577420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167170,"noise_level":-29.028013,"freq_skew":0.459221,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790814,"usec":578577},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937317,"noise_level":-28.954647,"freq_skew":-2.527990,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790815,"usec":338197},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628481,"noise_level":-29.138374,"freq_skew":0.131302,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[118,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790817,"usec":626769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694981,"noise_level":-26.951077,"freq_skew":-2.212733,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":316,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790818,"usec":377530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466183,"noise_level":-26.874073,"freq_skew":1.223427,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790819,"usec":904839},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806238,"noise_level":-26.937273,"freq_skew":-1.936301,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[241,192,39,108]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790819,"usec":907607},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251014,"noise_level":-27.971481,"freq_skew":2.592191,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790819,"usec":912629},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529263,"noise_level":-27.714365,"freq_skew":-2.944979,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"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":[211,97,126,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790820,"usec":661726},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009664,"noise_level":-27.879457,"freq_skew":0.746883,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790820,"usec":664376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460027,"noise_level":-27.933289,"freq_skew":2.132556,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1892,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790824,"usec":472419},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126921,"noise_level":-26.310827,"freq_skew":-1.813107,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790824,"usec":478294},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083432,"noise_level":-26.080400,"freq_skew":-2.952899,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790824,"usec":483270},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660531,"noise_level":-27.074480,"freq_skew":2.174089,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1892,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790827,"usec":529634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482089,"noise_level":-25.957714,"freq_skew":1.182584,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":357,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790827,"usec":532364},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751159,"noise_level":-26.862083,"freq_skew":-0.340695,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":50.000000,"flags":192,"pdu_id":1628,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790828,"usec":283099},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481475,"noise_level":-27.588387,"freq_skew":0.929570,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790828,"usec":284962},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679413,"noise_level":-27.484961,"freq_skew":0.290980,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"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":746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,82]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790829,"usec":815365},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757794,"noise_level":-26.241783,"freq_skew":0.634918,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511194","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790829,"usec":817342},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564809,"noise_level":-26.206217,"freq_skew":-2.962556,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790829,"usec":817850},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585392,"noise_level":-27.018202,"freq_skew":2.376150,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[228,174,4,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790831,"usec":331568},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.491016,"noise_level":-26.307594,"freq_skew":2.087611,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,234,171,155]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790832,"usec":99842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712706,"noise_level":-25.751219,"freq_skew":-1.621777,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790832,"usec":863179},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.154469,"noise_level":-25.962351,"freq_skew":-1.635733,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":31,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790832,"usec":866383},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196402,"noise_level":-25.876495,"freq_skew":-1.699746,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790833,"usec":617967},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971418,"noise_level":-26.230236,"freq_skew":0.900505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790834,"usec":377202},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833362,"noise_level":-25.915665,"freq_skew":0.424352,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":4052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[186,94]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790834,"usec":377743},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.841051,"noise_level":-25.881407,"freq_skew":-1.818763,"avlc":{"src":{"addr":"345352","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":81,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2596,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[179,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790835,"usec":146543},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502376,"noise_level":-25.254910,"freq_skew":0.720052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AF0C","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":5,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790835,"usec":902926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725409,"noise_level":-25.004066,"freq_skew":2.327780,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790835,"usec":906757},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537215,"noise_level":-25.527412,"freq_skew":2.126812,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-3.900000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790836,"usec":670765},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337486,"noise_level":-25.316620,"freq_skew":2.001612,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LO0442","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790836,"usec":673380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606384,"noise_level":-25.189400,"freq_skew":0.775046,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790836,"usec":674395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677105,"noise_level":-25.157883,"freq_skew":0.972167,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[10,227,210,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790836,"usec":675705},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525871,"noise_level":-25.581617,"freq_skew":1.999771,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22127414","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":[71,0,39,65,72,175,12,0,72,175,12,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790836,"usec":677462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511357,"noise_level":-25.499428,"freq_skew":0.756369,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AF0C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790837,"usec":433748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375663,"noise_level":-25.273350,"freq_skew":2.011668,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LO0442","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790837,"usec":435594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299567,"noise_level":-26.165920,"freq_skew":0.743256,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AF0C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790837,"usec":436207},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.601268,"noise_level":-26.465265,"freq_skew":-1.902890,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":32,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790837,"usec":438359},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688314,"noise_level":-26.338207,"freq_skew":0.725843,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AF0C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22127414","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790838,"usec":183869},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515407,"noise_level":-26.230762,"freq_skew":-0.133551,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1655,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790838,"usec":184003},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729281,"noise_level":-26.230762,"freq_skew":0.825586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"48AF0C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790838,"usec":952646},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989923,"noise_level":-26.254606,"freq_skew":0.685040,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790838,"usec":955410},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591887,"noise_level":-26.112995,"freq_skew":0.886998,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790838,"usec":955750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.124082,"noise_level":-26.112995,"freq_skew":2.065627,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790839,"usec":719948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318737,"noise_level":-26.469646,"freq_skew":-0.856204,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790839,"usec":724129},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505331,"noise_level":-26.323652,"freq_skew":0.638853,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":246,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790840,"usec":471904},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672012,"noise_level":-26.163242,"freq_skew":0.645535,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54786,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[254,197,208,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790840,"usec":476561},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.332210,"noise_level":-26.005741,"freq_skew":-1.874911,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":32,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790840,"usec":478613},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397851,"noise_level":-25.902306,"freq_skew":-1.905610,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790840,"usec":479564},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713063,"noise_level":-26.807610,"freq_skew":-1.481373,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[188,133,171,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790842,"usec":710},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537235,"noise_level":-27.140179,"freq_skew":-0.814928,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":405,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790842,"usec":5280},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599178,"noise_level":-26.867826,"freq_skew":-1.276331,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":0,"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":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790842,"usec":772619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476976,"noise_level":-26.602158,"freq_skew":0.649969,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790843,"usec":528111},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715919,"noise_level":-26.149769,"freq_skew":2.330544,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":255,"sseq":6,"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":319,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790844,"usec":286125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765726,"noise_level":-26.044615,"freq_skew":0.627526,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790844,"usec":292393},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.290222,"noise_level":-26.485941,"freq_skew":-1.679414,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":32,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61951,"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":[135,221,9,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790845,"usec":50401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458269,"noise_level":-26.144505,"freq_skew":0.058847,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790845,"usec":51273},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795801,"noise_level":-26.109333,"freq_skew":2.392824,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":116,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790845,"usec":52368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090527,"noise_level":-26.056841,"freq_skew":0.738646,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3451DA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790845,"usec":810190},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836028,"noise_level":-25.647945,"freq_skew":2.566259,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790846,"usec":566548},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681063,"noise_level":-25.385666,"freq_skew":-1.463191,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":194,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790846,"usec":573448},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866135,"noise_level":-25.178244,"freq_skew":0.798707,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790846,"usec":573888},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.457855,"noise_level":-25.178244,"freq_skew":2.355574,"avlc":{"src":{"addr":"4D2427","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":837,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790847,"usec":337191},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985518,"noise_level":-24.914267,"freq_skew":0.668744,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","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":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":41971,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790848,"usec":89922},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947812,"noise_level":-24.496243,"freq_skew":-0.831237,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790849,"usec":629407},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558413,"noise_level":-23.940182,"freq_skew":-1.337276,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":194,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790850,"usec":384993},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634661,"noise_level":-24.384335,"freq_skew":0.870599,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790850,"usec":385413},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724698,"noise_level":-25.111799,"freq_skew":2.306015,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790850,"usec":390159},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722118,"noise_level":-24.864996,"freq_skew":0.537602,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790851,"usec":139877},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873691,"noise_level":-25.885115,"freq_skew":0.695097,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790851,"usec":140481},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526272,"noise_level":-25.850973,"freq_skew":2.024927,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.900000},"alt":37000}},{"name":"alternate_ground_stations","value":["29DA25","233D25","23A445","26BA85","20B065"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790851,"usec":147021},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420376,"noise_level":-26.143208,"freq_skew":-1.364287,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[117,22]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790851,"usec":909876},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320877,"noise_level":-26.170462,"freq_skew":2.164871,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"22127414","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":[71,0,39,65,72,175,12,0,72,175,12,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790851,"usec":917078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669257,"noise_level":-25.995493,"freq_skew":0.671587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790852,"usec":668160},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603173,"noise_level":-26.477798,"freq_skew":2.072768,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LO0442","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790852,"usec":670972},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.352315,"noise_level":-26.296595,"freq_skew":0.853700,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790854,"usec":188383},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652618,"noise_level":-25.557806,"freq_skew":2.318168,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790854,"usec":966250},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669263,"noise_level":-24.786064,"freq_skew":2.184692,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790856,"usec":479729},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653890,"noise_level":-24.287899,"freq_skew":-1.855542,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[251,88,62,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790857,"usec":238362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737580,"noise_level":-24.077023,"freq_skew":0.178469,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790859,"usec":527135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988594,"noise_level":-23.063419,"freq_skew":-1.923716,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790860,"usec":289369},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992709,"noise_level":-23.299477,"freq_skew":1.073188,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":46306},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816671,"noise_level":-22.987650,"freq_skew":-2.454168,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":489,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":52751},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762652,"noise_level":-23.672447,"freq_skew":-3.130920,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"6","ack":"P","flight":"DK1159","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":810113},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591235,"noise_level":-23.595592,"freq_skew":0.699859,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":818694},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558063,"noise_level":-24.236561,"freq_skew":-3.127424,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1159","msg_num":"F82","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":822138},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880442,"noise_level":-24.644489,"freq_skew":0.174003,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-8.000000},"alt":28000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":822615},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.053545,"noise_level":-25.192657,"freq_skew":-1.644946,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"EHAM"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790861,"usec":822615},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.053545,"noise_level":-25.192657,"freq_skew":-1.644946,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"15050732","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790862,"usec":574251},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574782,"noise_level":-25.176878,"freq_skew":1.315686,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":618,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790862,"usec":577260},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822102,"noise_level":-25.020653,"freq_skew":-1.723559,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MJQ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"YW1343","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790862,"usec":583912},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699072,"noise_level":-24.836817,"freq_skew":0.462960,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"HV027L","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790863,"usec":331140},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032018,"noise_level":-24.776392,"freq_skew":-1.872499,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"15050732","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,81,218,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790863,"usec":334739},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583270,"noise_level":-24.597603,"freq_skew":0.211225,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"22045556","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":[71,0,39,65,84,82,65,0,72,75,110,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":857557},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866583,"noise_level":-23.999317,"freq_skew":-2.957113,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"6","ack":"P","flight":"DK1159","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":857745},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-19.365746,"noise_level":-23.985561,"freq_skew":0.593214,"avlc":{"src":{"addr":"48683E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":858257},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707113,"noise_level":-23.958118,"freq_skew":-3.094937,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":858257},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.707113,"noise_level":-23.958118,"freq_skew":-3.094937,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1159","msg_num":"F82","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":860455},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713396,"noise_level":-23.862743,"freq_skew":-3.074623,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"DK1159","msg_num":"F83","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42123W003204,N41145W005042,163420,340,DGO,163718,ABRIX,M52,26797,210/TS163420,300126E0EA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":864174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447627,"noise_level":-25.098093,"freq_skew":-2.947422,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[189,40,165,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790864,"usec":864825},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625248,"noise_level":-25.402252,"freq_skew":0.868611,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790865,"usec":618475},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655309,"noise_level":-25.289736,"freq_skew":-1.989999,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"LFPO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790865,"usec":629748},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475338,"noise_level":-24.960674,"freq_skew":-1.794586,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"00400666","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,82,71,77,0,112,192,240,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790865,"usec":629748},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.475338,"noise_level":-24.960674,"freq_skew":-1.794586,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT652D","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790865,"usec":633574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584027,"noise_level":-24.914667,"freq_skew":-2.404466,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790866,"usec":378302},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893843,"noise_level":-24.899385,"freq_skew":0.841470,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790867,"usec":145104},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267059,"noise_level":-24.530027,"freq_skew":-2.036227,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790867,"usec":145253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187234,"noise_level":-25.513542,"freq_skew":-0.008601,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790867,"usec":155630},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763958,"noise_level":-25.335131,"freq_skew":0.703698,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":6,"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":42160,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790867,"usec":913733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655094,"noise_level":-24.881618,"freq_skew":-2.518522,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790868,"usec":670645},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498861,"noise_level":-24.790672,"freq_skew":-3.241297,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790868,"usec":673600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280101,"noise_level":-25.232296,"freq_skew":-1.567677,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790870,"usec":946886},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716320,"noise_level":-24.131142,"freq_skew":-2.552105,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"83","blk_id":"3","ack":"!","flight":"AV0011","msg_num":"M53","msg_num_seq":"A","msg_text":"3N01 POSRPT 0011/LEMD/SKBO .N781AV/03A16:34\r\n/WPY ELV37/NWYP MANOX /HDG -98.81/MCH .85\r\n/POS N39191 W007024/FL 33002/TAS 493/SAT - 50\r\n/SWND 138/DWND - 65/FOB 61200/ETA 0249"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790870,"usec":949882},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397811,"noise_level":-23.978750,"freq_skew":1.160676,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790870,"usec":954575},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989542,"noise_level":-24.823229,"freq_skew":1.190783,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53826,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[164,119,189,153]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53826,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[59,17,136,199]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790871,"usec":711818},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969618,"noise_level":-24.777945,"freq_skew":0.628114,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790872,"usec":478057},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687047,"noise_level":-24.501484,"freq_skew":0.454656,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"chan_num":6,"sseq":1,"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":31,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":15,"credit_offered":10,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790872,"usec":478830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572207,"noise_level":-24.757648,"freq_skew":1.170339,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790872,"usec":480642},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214749,"noise_level":-24.667986,"freq_skew":-2.458430,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790872,"usec":483005},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179789,"noise_level":-25.376095,"freq_skew":-1.559664,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790873,"usec":999114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793841,"noise_level":-24.905203,"freq_skew":0.530978,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790874,"usec":195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614050,"noise_level":-25.222712,"freq_skew":-2.700538,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790876,"usec":292365},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552598,"noise_level":-24.117136,"freq_skew":0.229779,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[109,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790877,"usec":46997},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792519,"noise_level":-24.496992,"freq_skew":0.994786,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790877,"usec":61579},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539065,"noise_level":-25.093533,"freq_skew":0.430940,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[133,225]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790877,"usec":819063},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575546,"noise_level":-25.240711,"freq_skew":1.184193,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53826,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[190,172,47,26]}]}],"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":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":569855},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502154,"noise_level":-25.204777,"freq_skew":1.236803,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2720,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,50,28,145]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":575752},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013714,"noise_level":-25.391771,"freq_skew":0.965307,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":575752},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.013714,"noise_level":-25.391771,"freq_skew":0.965307,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":61,"dst_ref":53826,"variable_part_params":[{"name":"atn_checksum","value":[136,39,83,218]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":577267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347224,"noise_level":-25.327375,"freq_skew":-2.520449,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":579410},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878412,"noise_level":-25.231667,"freq_skew":1.200025,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2720,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,50,28,145]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790878,"usec":579410},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.878412,"noise_level":-25.231667,"freq_skew":1.200025,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2720,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,50,28,145]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790879,"usec":335088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.687748,"noise_level":-25.485893,"freq_skew":-1.696860,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790879,"usec":335359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606423,"noise_level":-26.563118,"freq_skew":0.220415,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790879,"usec":337631},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469075,"noise_level":-27.375156,"freq_skew":0.982648,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790879,"usec":338662},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565434,"noise_level":-27.498676,"freq_skew":-1.739686,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":6,"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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[18,82,221,140]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[183,149,228,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":93828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250587,"noise_level":-28.286020,"freq_skew":0.937245,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":94020},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727331,"noise_level":-28.286020,"freq_skew":2.501336,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":95571},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363804,"noise_level":-28.602324,"freq_skew":2.303626,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"LO0442","msg_num":"M83","msg_num_seq":"A","msg_text":"163437,37995,1946, 234,N 38.957 W 3.912"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":95975},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.509448,"noise_level":-29.449993,"freq_skew":0.818994,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[192,28,85,40]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53776,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,54,94,230]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":98759},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859199,"noise_level":-29.347473,"freq_skew":1.195811,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":107864},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825697,"noise_level":-29.195927,"freq_skew":1.188390,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[15,241,25,152]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":109039},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593044,"noise_level":-29.491306,"freq_skew":2.704446,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[64,177,161,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":854544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.834791,"noise_level":-29.337254,"freq_skew":-1.630745,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":854792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.407264,"noise_level":-30.171661,"freq_skew":0.913675,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":855838},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642893,"noise_level":-30.060318,"freq_skew":1.054227,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":856805},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.274404,"noise_level":-30.008080,"freq_skew":0.638811,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790880,"usec":856805},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.274404,"noise_level":-30.008080,"freq_skew":0.638811,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,203,144,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790881,"usec":614870},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409335,"noise_level":-29.578976,"freq_skew":-2.562572,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790881,"usec":615002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704616,"noise_level":-29.578976,"freq_skew":2.425000,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790881,"usec":615542},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.343060,"noise_level":-29.526796,"freq_skew":0.814548,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":83,"dst_ref":2769,"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":[57,129,110,104]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790882,"usec":389601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089265,"noise_level":-28.497784,"freq_skew":1.196323,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790882,"usec":395639},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573100,"noise_level":-28.428745,"freq_skew":0.954336,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[140,108]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":135167},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589738,"noise_level":-28.314884,"freq_skew":0.137841,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4053,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[199,0]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":137633},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724722,"noise_level":-28.113621,"freq_skew":2.491705,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":141938},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678455,"noise_level":-27.960243,"freq_skew":0.233090,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":901966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469732,"noise_level":-27.788208,"freq_skew":-2.861731,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":902076},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643501,"noise_level":-28.953175,"freq_skew":0.165230,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790883,"usec":904256},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495728,"noise_level":-28.808298,"freq_skew":2.271413,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790885,"usec":436004},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667325,"noise_level":-27.841507,"freq_skew":0.986840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":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":42264,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790885,"usec":437175},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865666,"noise_level":-27.798765,"freq_skew":0.955318,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790886,"usec":188900},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623143,"noise_level":-28.275568,"freq_skew":-0.115683,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790886,"usec":189579},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824540,"noise_level":-28.230640,"freq_skew":-2.497443,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790886,"usec":196678},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540268,"noise_level":-27.815041,"freq_skew":-2.493189,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790886,"usec":949084},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895863,"noise_level":-28.414946,"freq_skew":0.706151,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790886,"usec":952856},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489945,"noise_level":-28.606331,"freq_skew":0.817901,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790887,"usec":723716},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843032,"noise_level":-27.909758,"freq_skew":0.317812,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790887,"usec":724410},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979456,"noise_level":-27.888193,"freq_skew":-0.437341,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790887,"usec":724935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216716,"noise_level":-27.866678,"freq_skew":1.161263,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790888,"usec":483017},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399721,"noise_level":-27.386047,"freq_skew":0.924871,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790889,"usec":238065},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513744,"noise_level":-28.136568,"freq_skew":1.029206,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790889,"usec":242411},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652553,"noise_level":-28.767338,"freq_skew":-1.751451,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[120,177,29,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790889,"usec":243362},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951034,"noise_level":-28.743536,"freq_skew":0.196025,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790890,"usec":12701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038025,"noise_level":-28.014435,"freq_skew":-1.520749,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790890,"usec":756338},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578878,"noise_level":-28.536381,"freq_skew":-1.585239,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790890,"usec":757892},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380527,"noise_level":-29.199221,"freq_skew":-2.017243,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":208,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790890,"usec":765064},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710290,"noise_level":-29.504887,"freq_skew":0.973596,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":524382},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060547,"noise_level":-30.246281,"freq_skew":2.228091,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":525569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593039,"noise_level":-30.556446,"freq_skew":0.702255,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":527172},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790980,"noise_level":-30.808437,"freq_skew":-2.513883,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"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":499,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":530395},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718948,"noise_level":-31.259747,"freq_skew":-1.740538,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[103,31,16,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":530858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682642,"noise_level":-31.228050,"freq_skew":-2.651103,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":653,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790891,"usec":532058},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485458,"noise_level":-31.133650,"freq_skew":0.443959,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[19,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":34,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790892,"usec":286374},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932055,"noise_level":-30.826191,"freq_skew":-2.020694,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790893,"usec":806297},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711310,"noise_level":-29.180040,"freq_skew":0.448645,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":257,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[105,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790893,"usec":808516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921966,"noise_level":-29.992476,"freq_skew":0.254194,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790896,"usec":862936},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.309236,"noise_level":-27.524635,"freq_skew":-0.003990,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":2875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[163,193]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790897,"usec":625293},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643419,"noise_level":-27.592503,"freq_skew":0.649192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790897,"usec":629475},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.663965,"noise_level":-27.589363,"freq_skew":0.648587,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":377992},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495881,"noise_level":-27.954674,"freq_skew":1.184023,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":379947},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464290,"noise_level":-27.825411,"freq_skew":1.192319,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-6.000000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":380248},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093127,"noise_level":-28.184780,"freq_skew":-2.500642,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":385817},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.407975,"noise_level":-28.008287,"freq_skew":-1.395443,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":387841},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218768,"noise_level":-28.383137,"freq_skew":1.035272,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"DE08LT","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790898,"usec":388147},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697360,"noise_level":-28.383137,"freq_skew":0.940101,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":142505},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.203042,"noise_level":-28.224966,"freq_skew":1.412896,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"17005307","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":[71,0,39,65,67,70,71,0,60,10,199,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":143020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.869427,"noise_level":-28.790836,"freq_skew":0.956032,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":144761},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980449,"noise_level":-28.695770,"freq_skew":-1.127799,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":146901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.243040,"noise_level":-29.647404,"freq_skew":0.825682,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":905977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078524,"noise_level":-29.413221,"freq_skew":-2.409854,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790899,"usec":914380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.450996,"noise_level":-28.866024,"freq_skew":1.272533,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790901,"usec":426732},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935661,"noise_level":-28.104885,"freq_skew":0.172486,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4055,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53810,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[217,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790901,"usec":434003},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327989,"noise_level":-27.695120,"freq_skew":0.188906,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[102,83]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":200928},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774913,"noise_level":-27.405094,"freq_skew":1.064193,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":205384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652508,"noise_level":-28.466999,"freq_skew":-0.930113,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":207444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044381,"noise_level":-29.480366,"freq_skew":-1.053167,"avlc":{"src":{"addr":"3C7981","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":955482},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610515,"noise_level":-29.351959,"freq_skew":0.162933,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[188,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":957721},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122920,"noise_level":-29.150379,"freq_skew":-0.897569,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":405,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":961015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438124,"noise_level":-29.889042,"freq_skew":0.820182,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":962570},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448822,"noise_level":-29.781242,"freq_skew":-1.185256,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":964881},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676177,"noise_level":-30.716810,"freq_skew":0.705891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790902,"usec":964881},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.676177,"noise_level":-30.716810,"freq_skew":0.705891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790904,"usec":474175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465281,"noise_level":-29.892155,"freq_skew":-0.835739,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790905,"usec":243710},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020236,"noise_level":-29.366745,"freq_skew":-2.453906,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790906,"usec":762763},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711061,"noise_level":-28.131092,"freq_skew":-2.010526,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790906,"usec":762763},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.711061,"noise_level":-28.131092,"freq_skew":-2.010526,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"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":[6,48,164,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790907,"usec":522560},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499494,"noise_level":-29.388618,"freq_skew":-0.957747,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790907,"usec":528600},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705261,"noise_level":-29.169567,"freq_skew":1.218185,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"22545214","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,83,90,0,74,202,140,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790908,"usec":281205},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921353,"noise_level":-29.084120,"freq_skew":1.034347,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"D85700","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790908,"usec":281338},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.254710,"noise_level":-29.059439,"freq_skew":0.801071,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790909,"usec":807842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684043,"noise_level":-27.885414,"freq_skew":1.216799,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790910,"usec":569541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810287,"noise_level":-27.363127,"freq_skew":-0.021170,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790910,"usec":571140},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753136,"noise_level":-28.381727,"freq_skew":1.046031,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790911,"usec":331101},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707546,"noise_level":-28.630278,"freq_skew":0.665621,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"0201C2","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790912,"usec":99320},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746271,"noise_level":-28.136890,"freq_skew":-1.106233,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790915,"usec":144602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700980,"noise_level":-26.005257,"freq_skew":1.052918,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[111,189,117,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790919,"usec":710147},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975772,"noise_level":-24.571110,"freq_skew":-1.376178,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"5U","blk_id":"1","ack":"!","flight":"UX0089","msg_num":"M32","msg_num_seq":"A","msg_text":"FS MDSD,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790919,"usec":716132},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548406,"noise_level":-24.449738,"freq_skew":0.993872,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790920,"usec":477623},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659973,"noise_level":-24.348841,"freq_skew":0.709733,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NGS","mode":"2","label":"RA","blk_id":"N","ack":"!","msg_text":"QUSINGMXS~1WXR01\r\nWEATHER\r\nFT 30/18:00 RTD \r\nTAF MDSD 301600Z 3018/3118 16008KT 9999 FEW022 SCT300\r\n PROB30 3100/3105 8000 -SHRA BKN016\r\n BECMG 3104/3106 04005KT=\r\nSA 30/16:00 \r\nMETAR MDSD 301600Z 14004KT 999"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790920,"usec":479792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.395890,"noise_level":-24.263279,"freq_skew":-1.819958,"avlc":{"src":{"addr":"3451DA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790920,"usec":480705},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376853,"noise_level":-24.220812,"freq_skew":-1.046176,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"LFBO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790920,"usec":482153},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500391,"noise_level":-24.404509,"freq_skew":-1.335037,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"_d","blk_id":"2","ack":"N","flight":"UX0089","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790921,"usec":233699},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409228,"noise_level":-24.536041,"freq_skew":0.669639,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"RA","blk_id":"O","ack":"!","msg_text":"QUSINGMXS~1WXR01\r\nWEATHER\r\nFT 30/18:00 RTD \r\nTAF MDSD 301600Z 3018/3118 16008KT 9999 FEW022 SCT300\r\n PROB30 3100/3105 8000 -SHRA BKN016\r\n BECMG 3104/3106 04005KT=\r\nSA 30/16:00 \r\nMETAR MDSD 301600Z 14004KT 9999 SCT022 SCT300 27/22 Q1017=\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790921,"usec":238071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329903,"noise_level":-24.362083,"freq_skew":-3.141567,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790921,"usec":997887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801740,"noise_level":-25.304008,"freq_skew":-1.330216,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"_d","blk_id":"3","ack":"O","flight":"UX0089","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790922,"usec":763428},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754495,"noise_level":-24.928337,"freq_skew":0.848086,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790923,"usec":518846},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565653,"noise_level":-24.465965,"freq_skew":2.149997,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790923,"usec":525098},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904804,"noise_level":-24.222485,"freq_skew":-0.105433,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19133,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,197,166,186]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST CLIMB TO [level]","choice":"dM9Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":380}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790924,"usec":293635},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685662,"noise_level":-24.068497,"freq_skew":0.702820,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[176,89,80,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790924,"usec":294837},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804412,"noise_level":-24.013172,"freq_skew":0.918505,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[15,124,24,197]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"SERVICE UNAVAILABLE","choice":"uM162NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790924,"usec":297688},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359660,"noise_level":-23.930840,"freq_skew":2.277714,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[71,52]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790924,"usec":298968},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558152,"noise_level":-24.182825,"freq_skew":-0.016705,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790925,"usec":58114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778528,"noise_level":-24.378586,"freq_skew":0.850767,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790925,"usec":806478},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556468,"noise_level":-24.593826,"freq_skew":0.103186,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[104,216,150,43]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790925,"usec":811308},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672746,"noise_level":-24.462164,"freq_skew":-2.786759,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":386,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790926,"usec":574579},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490435,"noise_level":-24.218786,"freq_skew":0.594030,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":94611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194169,"noise_level":-23.462135,"freq_skew":-2.758577,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":96554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.768364,"noise_level":-23.449207,"freq_skew":1.001565,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"_d","blk_id":"9","ack":"B","flight":"DK1521","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":97621},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550977,"noise_level":-23.436295,"freq_skew":0.802291,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":100296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243020,"noise_level":-24.084084,"freq_skew":0.110204,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":855242},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570293,"noise_level":-23.891624,"freq_skew":2.509661,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,192,116,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":855514},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.804801,"noise_level":-23.891624,"freq_skew":0.881157,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK1521","msg_num":"F62","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790928,"usec":861350},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610476,"noise_level":-23.914671,"freq_skew":-1.081283,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"LFBO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790929,"usec":621240},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.331568,"noise_level":-23.739243,"freq_skew":-0.985833,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"00400702","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,163,129,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790929,"usec":625377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720279,"noise_level":-24.170130,"freq_skew":-0.981091,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"AT796L","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790930,"usec":380875},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.462538,"noise_level":-23.975777,"freq_skew":0.983992,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":42562,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790930,"usec":386417},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.726678,"noise_level":-24.086447,"freq_skew":-1.015738,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790931,"usec":139498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.329753,"noise_level":-24.003420,"freq_skew":-1.083266,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790931,"usec":146118},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894966,"noise_level":-24.924366,"freq_skew":0.544017,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[101,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790931,"usec":902289},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.932296,"noise_level":-24.653027,"freq_skew":1.169782,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1521","msg_num":"F63","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39250W007311,N38317W008245,163527,340,BARDI,164723,ZMR,M53,296142,214/TS163527,300126BA97"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790931,"usec":906607},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.356078,"noise_level":-24.491289,"freq_skew":0.474427,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"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":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[134,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790932,"usec":670921},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.379318,"noise_level":-25.090202,"freq_skew":-0.037076,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"HV027L","msg_num":"M81","msg_num_seq":"A","msg_text":"/LPPT.TI2/064LPPTA5218"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790934,"usec":191908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966364,"noise_level":-24.328611,"freq_skew":0.212657,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790934,"usec":192044},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645690,"noise_level":-24.328611,"freq_skew":-1.505006,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790934,"usec":193204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698759,"noise_level":-25.261074,"freq_skew":0.699188,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790934,"usec":964572},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787951,"noise_level":-24.736069,"freq_skew":1.137701,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790934,"usec":967562},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019727,"noise_level":-24.646627,"freq_skew":0.778842,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790936,"usec":477621},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.251066,"noise_level":-24.170515,"freq_skew":0.107430,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790937,"usec":245178},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968665,"noise_level":-23.705830,"freq_skew":0.819824,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790937,"usec":246543},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919566,"noise_level":-24.330761,"freq_skew":0.308724,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"_d","blk_id":"9","ack":"B","flight":"HV027L","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790938,"usec":5277},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657375,"noise_level":-24.132824,"freq_skew":-2.434356,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"49","blk_id":"4","ack":"!","flight":"AV0011","msg_num":"M54","msg_num_seq":"A","msg_text":"01CLER AVA011/301635LEMDSKBO\r\n+33001300.7- 18.6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790938,"usec":10962},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719748,"noise_level":-23.884783,"freq_skew":0.912408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790938,"usec":763926},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756577,"noise_level":-24.653542,"freq_skew":0.030038,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HXL","mode":"2","label":"_d","blk_id":"0","ack":"C","flight":"HV027L","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790939,"usec":523564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701933,"noise_level":-24.376020,"freq_skew":-2.643365,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790939,"usec":525143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185984,"noise_level":-24.304440,"freq_skew":2.397396,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790940,"usec":293592},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489269,"noise_level":-24.984344,"freq_skew":-1.956037,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":209,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[106,72,128,18]},{"name":"subseq_num","value":4}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790940,"usec":295912},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586590,"noise_level":-25.411331,"freq_skew":-2.817668,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790941,"usec":41703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241894,"noise_level":-25.108948,"freq_skew":0.729173,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790941,"usec":42618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.174613,"noise_level":-25.069941,"freq_skew":1.182224,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790941,"usec":46131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689767,"noise_level":-24.900324,"freq_skew":-2.911111,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790943,"usec":332653},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593999,"noise_level":-24.530006,"freq_skew":2.658787,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790944,"usec":867860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.448320,"noise_level":-23.733601,"freq_skew":1.042328,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790945,"usec":609269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715534,"noise_level":-23.614269,"freq_skew":2.555394,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790946,"usec":376443},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445371,"noise_level":-23.240540,"freq_skew":-2.687318,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790948,"usec":668170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940647,"noise_level":-22.699448,"freq_skew":0.410200,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790949,"usec":430693},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550037,"noise_level":-23.533062,"freq_skew":0.778890,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[224,71,28,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790949,"usec":432386},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611522,"noise_level":-23.751980,"freq_skew":-1.140700,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790949,"usec":432386},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.611522,"noise_level":-23.751980,"freq_skew":-1.140700,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790949,"usec":434664},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536222,"noise_level":-24.619934,"freq_skew":0.394811,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":32,"dst_ref":62019,"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":[230,17]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":192728},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898416,"noise_level":-24.661425,"freq_skew":0.724608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":246,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":194157},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051196,"noise_level":-24.863966,"freq_skew":0.985556,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":950987},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589708,"noise_level":-24.752193,"freq_skew":-2.046272,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":951656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732119,"noise_level":-24.924660,"freq_skew":-1.555542,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":953227},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744481,"noise_level":-25.461224,"freq_skew":0.809443,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[241,229,103,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790950,"usec":956377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975850,"noise_level":-25.396311,"freq_skew":2.158109,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790951,"usec":711141},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816963,"noise_level":-25.204439,"freq_skew":0.487438,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790951,"usec":713267},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795451,"noise_level":-25.850403,"freq_skew":-1.865977,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790953,"usec":240488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894451,"noise_level":-24.748003,"freq_skew":2.443110,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790954,"usec":769283},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431797,"noise_level":-23.973352,"freq_skew":2.245449,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790955,"usec":528648},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845100,"noise_level":-24.437233,"freq_skew":0.667446,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,236,166,252]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":54}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"ABRIX"}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790955,"usec":532231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191520,"noise_level":-24.992064,"freq_skew":1.101273,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790956,"usec":281804},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013632,"noise_level":-24.748592,"freq_skew":-1.956279,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2712,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[66,83,184,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":35,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790956,"usec":289050},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741274,"noise_level":-25.633631,"freq_skew":0.884381,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[71,178,153,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790956,"usec":291323},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185985,"noise_level":-26.185886,"freq_skew":-1.432952,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790956,"usec":291541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967597,"noise_level":-26.168198,"freq_skew":2.187812,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":49535},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746434,"noise_level":-25.889986,"freq_skew":0.709649,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":49535},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.746434,"noise_level":-25.889986,"freq_skew":0.709649,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":52688},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147617,"noise_level":-25.744497,"freq_skew":-1.996032,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[152,67,95,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":817755},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520413,"noise_level":-26.446220,"freq_skew":-0.105723,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":747,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":818715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409194,"noise_level":-26.782211,"freq_skew":-2.633471,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790957,"usec":820153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765830,"noise_level":-26.687906,"freq_skew":-1.307776,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790958,"usec":565705},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348494,"noise_level":-26.613194,"freq_skew":0.792689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790958,"usec":569938},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748941,"noise_level":-26.374714,"freq_skew":-2.307192,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790959,"usec":335527},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406509,"noise_level":-25.985477,"freq_skew":0.752861,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":3,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790959,"usec":336412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745604,"noise_level":-26.006420,"freq_skew":-2.448034,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":93112},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561109,"noise_level":-25.766941,"freq_skew":1.060252,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"ESSA"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":97939},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282828,"noise_level":-25.633001,"freq_skew":-1.500056,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":98603},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606619,"noise_level":-25.599838,"freq_skew":1.056937,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22545214","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,78,83,90,0,74,202,140,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":102554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747094,"noise_level":-26.563643,"freq_skew":0.949030,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"D85700","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":106342},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546573,"noise_level":-27.368130,"freq_skew":0.958698,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22545214","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":856763},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808345,"noise_level":-27.088650,"freq_skew":0.825873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790960,"usec":865402},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698722,"noise_level":-26.856050,"freq_skew":0.904600,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790962,"usec":381632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672799,"noise_level":-26.993122,"freq_skew":0.099770,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790963,"usec":900926},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564464,"noise_level":-26.734432,"freq_skew":0.856717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22545214","called_addr":"1116900402899","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":"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790963,"usec":900926},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.564464,"noise_level":-26.734432,"freq_skew":0.856717,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790963,"usec":915065},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769358,"noise_level":-26.846798,"freq_skew":1.957671,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790964,"usec":668742},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814089,"noise_level":-26.732914,"freq_skew":1.142248,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790964,"usec":669887},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883065,"noise_level":-26.657812,"freq_skew":-1.375676,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790964,"usec":671629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.150871,"noise_level":-26.564842,"freq_skew":-2.310478,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790964,"usec":672492},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784893,"noise_level":-27.604107,"freq_skew":0.970274,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[169,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790965,"usec":428974},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914588,"noise_level":-27.357487,"freq_skew":-0.174281,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790965,"usec":429807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613086,"noise_level":-27.955776,"freq_skew":0.698311,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790965,"usec":434026},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716644,"noise_level":-27.826496,"freq_skew":0.963515,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"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":42826,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790966,"usec":200949},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037229,"noise_level":-27.395460,"freq_skew":-1.201695,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790966,"usec":202663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810412,"noise_level":-28.129805,"freq_skew":1.073685,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790966,"usec":950682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713994,"noise_level":-27.868027,"freq_skew":-1.852858,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790967,"usec":725649},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597411,"noise_level":-27.186344,"freq_skew":0.615018,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,149,152,176]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":380}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790968,"usec":471626},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.232959,"noise_level":-26.816835,"freq_skew":-1.227002,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":1529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696382,"noise_level":-25.777290,"freq_skew":-0.066353,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":6053},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614437,"noise_level":-26.780500,"freq_skew":-0.867362,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":323,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":758187},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560069,"noise_level":-26.574400,"freq_skew":2.229173,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5526,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":760663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211583,"noise_level":-26.391190,"freq_skew":-1.403917,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":766473},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767613,"noise_level":-26.301012,"freq_skew":-2.779746,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790970,"usec":769576},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622936,"noise_level":-26.265202,"freq_skew":0.873353,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,149,152,176]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":380}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790971,"usec":523957},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664178,"noise_level":-26.526106,"freq_skew":0.671135,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790971,"usec":524989},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463218,"noise_level":-26.471043,"freq_skew":0.802765,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[3,24]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790971,"usec":526993},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755853,"noise_level":-26.710781,"freq_skew":0.080187,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[219,120,145,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19133,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,173,97,167]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790971,"usec":534966},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832388,"noise_level":-26.506310,"freq_skew":-2.434504,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[92,93]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790972,"usec":282779},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668813,"noise_level":-26.506310,"freq_skew":0.629704,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49826,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[6,38,130,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790972,"usec":298343},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874940,"noise_level":-26.583616,"freq_skew":0.756359,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790972,"usec":298343},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.874940,"noise_level":-26.583616,"freq_skew":0.756359,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790972,"usec":298493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524233,"noise_level":-26.583616,"freq_skew":-0.032246,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790973,"usec":51875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666946,"noise_level":-26.702311,"freq_skew":0.699950,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790973,"usec":805288},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579154,"noise_level":-26.085838,"freq_skew":-2.325951,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[224,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790973,"usec":805705},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098253,"noise_level":-26.747377,"freq_skew":-1.598751,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":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":946,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790974,"usec":573506},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282318,"noise_level":-26.198448,"freq_skew":-1.253158,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790975,"usec":337345},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525438,"noise_level":-25.936468,"freq_skew":0.776423,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[3,24]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790975,"usec":337981},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583463,"noise_level":-25.919281,"freq_skew":-2.425366,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":90869},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404430,"noise_level":-25.516663,"freq_skew":1.092062,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":91415},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659387,"noise_level":-25.483940,"freq_skew":1.073278,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":92088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898618,"noise_level":-25.451338,"freq_skew":-2.651074,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":864475},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825366,"noise_level":-25.069380,"freq_skew":0.706323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49826,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[6,38,130,14]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":869023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978535,"noise_level":-24.884520,"freq_skew":0.734062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","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":227,"sseq":0,"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":42891,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790976,"usec":878102},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166550,"noise_level":-24.763430,"freq_skew":0.032295,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790977,"usec":619652},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201617,"noise_level":-25.059900,"freq_skew":-1.970165,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2712,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,133,104,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790977,"usec":621361},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663964,"noise_level":-25.741508,"freq_skew":-2.525269,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":501,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[178,221]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790977,"usec":622491},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903736,"noise_level":-26.138906,"freq_skew":-0.123831,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19133,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[201,119,177,175]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790977,"usec":630552},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481382,"noise_level":-26.068748,"freq_skew":0.837790,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[156,127,203,47]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790978,"usec":378931},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740401,"noise_level":-25.964565,"freq_skew":0.842272,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[91,242,180,184]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790978,"usec":379947},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814454,"noise_level":-26.441677,"freq_skew":0.784408,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":49830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[228,105,108,131]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790978,"usec":381909},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227610,"noise_level":-26.332951,"freq_skew":0.091574,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790978,"usec":388544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304122,"noise_level":-26.225569,"freq_skew":-2.012102,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790978,"usec":391342},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653954,"noise_level":-27.431070,"freq_skew":0.919264,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,56,141,17]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":36,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790979,"usec":140151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328576,"noise_level":-27.129829,"freq_skew":0.673909,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790979,"usec":145096},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.829212,"noise_level":-26.973341,"freq_skew":-1.935333,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790979,"usec":151218},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894332,"noise_level":-27.715305,"freq_skew":0.041824,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[49,69,195,197]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790979,"usec":918175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641788,"noise_level":-27.202854,"freq_skew":0.881957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790979,"usec":918334},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.737975,"noise_level":-27.924021,"freq_skew":-1.855295,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"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":[147,221,194,161]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790980,"usec":661132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856185,"noise_level":-28.722874,"freq_skew":0.744871,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","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":227,"sseq":0,"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":42891,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790980,"usec":663806},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980783,"noise_level":-28.535223,"freq_skew":-0.664019,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790980,"usec":665825},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.939988,"noise_level":-28.659435,"freq_skew":1.836544,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2710,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[248,196,76,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790980,"usec":667814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933983,"noise_level":-28.565786,"freq_skew":0.708218,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790981,"usec":428529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110472,"noise_level":-28.456707,"freq_skew":-1.324894,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790982,"usec":187006},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.964726,"noise_level":-28.254774,"freq_skew":1.913229,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790984,"usec":477224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785862,"noise_level":-26.510107,"freq_skew":-0.147829,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":426,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790984,"usec":478957},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718345,"noise_level":-26.436901,"freq_skew":0.971570,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C787A","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790984,"usec":482197},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882698,"noise_level":-26.932297,"freq_skew":0.898075,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1356,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790985,"usec":240380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536921,"noise_level":-26.836355,"freq_skew":-3.189593,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[184,40,231,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790985,"usec":241946},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577780,"noise_level":-26.953554,"freq_skew":-1.993054,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":5,"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":373,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790985,"usec":246375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308026,"noise_level":-27.711317,"freq_skew":-0.020772,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790985,"usec":250851},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612268,"noise_level":-27.585602,"freq_skew":1.022425,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790985,"usec":995218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051151,"noise_level":-27.319300,"freq_skew":-2.945760,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790986,"usec":761632},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542882,"noise_level":-26.867273,"freq_skew":1.027433,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790986,"usec":763689},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879329,"noise_level":-26.734241,"freq_skew":0.817011,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"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":42943,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790986,"usec":768293},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190823,"noise_level":-27.383013,"freq_skew":-2.049934,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790987,"usec":528991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.421926,"noise_level":-27.219913,"freq_skew":-2.000436,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790988,"usec":280954},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.266604,"noise_level":-28.007116,"freq_skew":0.811507,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1356,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790988,"usec":284223},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997181,"noise_level":-27.791452,"freq_skew":0.343622,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":53072},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049202,"noise_level":-27.457159,"freq_skew":0.739326,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":809649},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.440992,"noise_level":-26.882214,"freq_skew":0.927932,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":810429},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.865318,"noise_level":-26.824854,"freq_skew":0.166379,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4057,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":811080},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009798,"noise_level":-26.786823,"freq_skew":0.706841,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"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":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,110]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":814750},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.783648,"noise_level":-26.960886,"freq_skew":0.817249,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790989,"usec":818977},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.941486,"noise_level":-26.807384,"freq_skew":-0.127739,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":748,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[45,82]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790990,"usec":577077},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.737378,"noise_level":-27.635422,"freq_skew":-2.654286,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790990,"usec":582496},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037182,"noise_level":-27.449139,"freq_skew":-1.333007,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790991,"usec":330668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175365,"noise_level":-27.088148,"freq_skew":0.660963,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790991,"usec":333279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864223,"noise_level":-26.932402,"freq_skew":0.679447,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790992,"usec":858534},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659761,"noise_level":-26.617142,"freq_skew":0.974604,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790993,"usec":620743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264917,"noise_level":-26.146351,"freq_skew":0.432585,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790994,"usec":378478},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.987996,"noise_level":-25.733318,"freq_skew":0.265662,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4058,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53810,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[183,92]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790996,"usec":668932},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776700,"noise_level":-24.381920,"freq_skew":-2.495985,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[149,77]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790996,"usec":671090},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600034,"noise_level":-25.334234,"freq_skew":1.103990,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790998,"usec":185635},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809455,"noise_level":-25.239170,"freq_skew":2.408514,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769790999,"usec":725258},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662010,"noise_level":-24.945351,"freq_skew":2.681861,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[228,174,4,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791000,"usec":485380},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661666,"noise_level":-24.910542,"freq_skew":-2.858495,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791001,"usec":237504},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574018,"noise_level":-25.694118,"freq_skew":-0.121360,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-3.600000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791001,"usec":237504},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.574018,"noise_level":-25.694118,"freq_skew":-0.121360,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"DE02MW","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791001,"usec":237504},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.574018,"noise_level":-25.694118,"freq_skew":-0.121360,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":"17074172","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":[71,0,39,65,67,70,71,0,60,120,122,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791001,"usec":238492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890956,"noise_level":-25.644070,"freq_skew":2.484441,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791002,"usec":843},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103642,"noise_level":-25.127420,"freq_skew":0.975934,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,147,131,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791002,"usec":4155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325827,"noise_level":-24.956692,"freq_skew":-0.024639,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791002,"usec":767196},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005890,"noise_level":-24.714199,"freq_skew":0.980699,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[140,108]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791002,"usec":769408},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183139,"noise_level":-24.669474,"freq_skew":0.864485,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791003,"usec":519498},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560201,"noise_level":-24.434761,"freq_skew":0.788647,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"C","ack":"!","sublabel":"EI","msg_text":"EM13R0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791003,"usec":526014},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850903,"noise_level":-24.234467,"freq_skew":-1.581978,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":408,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791004,"usec":295274},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.275211,"noise_level":-24.055994,"freq_skew":-0.244553,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791005,"usec":44603},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246311,"noise_level":-24.000748,"freq_skew":2.400528,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791005,"usec":45550},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892648,"noise_level":-23.945850,"freq_skew":0.722006,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791005,"usec":46521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.494394,"noise_level":-23.904905,"freq_skew":2.605675,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791007,"usec":331975},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528890,"noise_level":-23.450335,"freq_skew":0.779482,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"C","ack":"!","sublabel":"EI","msg_text":"EM13R0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791007,"usec":336553},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966075,"noise_level":-23.296635,"freq_skew":-2.777090,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"5","ack":"C","flight":"AV0011","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791008,"usec":105682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651334,"noise_level":-23.268448,"freq_skew":0.647004,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791008,"usec":859634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532658,"noise_level":-22.896877,"freq_skew":2.448499,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791008,"usec":860496},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796267,"noise_level":-22.860580,"freq_skew":0.743047,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791009,"usec":623038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865893,"noise_level":-22.610655,"freq_skew":-1.306622,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791010,"usec":393702},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684599,"noise_level":-22.812466,"freq_skew":0.316085,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791011,"usec":151408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884383,"noise_level":-22.482605,"freq_skew":-1.820497,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[103,31,16,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791011,"usec":910011},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.883564,"noise_level":-22.898033,"freq_skew":-2.853196,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"LPPR"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791011,"usec":913311},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.169016,"noise_level":-22.873814,"freq_skew":-3.032800,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15040625","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,65,149,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791011,"usec":914172},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196695,"noise_level":-22.849663,"freq_skew":-2.629666,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1151","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791011,"usec":914695},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498293,"noise_level":-22.837612,"freq_skew":-1.858854,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791012,"usec":673707},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357359,"noise_level":-23.576836,"freq_skew":-1.733528,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791013,"usec":429115},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628718,"noise_level":-23.481998,"freq_skew":-2.962176,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791014,"usec":188414},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069422,"noise_level":-23.138699,"freq_skew":-2.638290,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"A","sublabel":"EI","msg_text":"RPT13;PG1;REAL;SW030M1R\r\n1 \r\n2 \r\n3 -0.2;+2.1;302\r\n4 32990\r\n5 0.0;0.0;0.0;+0.1;+0.2\r\n6 0.0;0.0;0.0;0.0;0.0\r\n7 0.0;-0.1;0.0;-0.1;-0.1\r\n8 0.0;0.0;+0.1;0.0;0.0;+0.1\r\n9 0.0;0.0;+0.1;0.0;0.0;+0.1\r\n10 0.0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791014,"usec":952893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556229,"noise_level":-22.905003,"freq_skew":0.688854,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791014,"usec":954740},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482049,"noise_level":-22.832489,"freq_skew":1.116163,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791014,"usec":958377},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937010,"noise_level":-23.898720,"freq_skew":-2.735187,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"B","sublabel":"EI","msg_text":";0.0;0.0;0.0;0.0;0.0\r\n11 +0.1;0.0\r\n12 -1.4;-1.0\r\n13 -0.3;+0.2;-0.9;-0.2\r\n14 0;0;0;-1;+2;+1\r\n15 -6.1;+0.01;+1.46;0.0;0.0\r\n16 -6.3;0.00;+1.47;0.0;0.0\r\n17 -6.5;0.00;0.0;0.0\r\n18 -6.2\r\n19 NORMAL;NO ACTIVITY;\r\n20"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791015,"usec":709982},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776333,"noise_level":-23.750320,"freq_skew":0.911334,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":14,"lifetime":20.000000,"flags":246,"pdu_id":454,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791015,"usec":714990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867496,"noise_level":-24.164879,"freq_skew":0.831992,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":412,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791015,"usec":715406},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580963,"noise_level":-24.164879,"freq_skew":0.650016,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791015,"usec":717472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147679,"noise_level":-24.813660,"freq_skew":2.256452,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":474801},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056516,"noise_level":-24.872694,"freq_skew":0.754990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":476647},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464610,"noise_level":-25.298128,"freq_skew":-1.275165,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":477500},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828285,"noise_level":-25.250303,"freq_skew":-2.694572,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"C","sublabel":"EI","msg_text":" +0.1;;\r\n21 0.0;ENGAGED;;\r\n22 ;30;JAN;26;16:36:49\r\nRPT13;PG2;REAL;SW030M1R\r\n1 \r\n2 \r\n3 245.2;-1.55;5032;239.9;-2.39\r\n4 251.8;-1.51;5013;243.6;-2.35\r\n5 245.9;-1.54;5036;237.5;-0.01;BRK\r\n6 245.3;+0.05;BR"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":478378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859114,"noise_level":-25.250303,"freq_skew":1.124152,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":481283},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084593,"noise_level":-25.471924,"freq_skew":-2.608686,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1151","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791016,"usec":484441},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414324,"noise_level":-25.390760,"freq_skew":0.846186,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[238,40]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791017,"usec":236987},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436172,"noise_level":-25.183220,"freq_skew":0.608777,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791017,"usec":238591},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624638,"noise_level":-25.104696,"freq_skew":-1.098168,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFBO"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791017,"usec":246019},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830008,"noise_level":-24.965124,"freq_skew":-2.684758,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"D","sublabel":"EI","msg_text":"K;245.0;+0.05;BRK\r\n7 237.0;-0.02;BRK;245.7;-1.55\r\n8 243.7;-2.33;251.7;-1.52\r\n9 239.9;-2.39;ON;ON;ON;ON;245.2;-1.54\r\n10 +0.16;+0.12;+0.16;+0.18\r\n11 +5821;+6060;+6299;+6060\r\n12 -0.12;-0.11;-0.11;-0.13\r\n13 "}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":1534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863945,"noise_level":-24.949753,"freq_skew":-1.291473,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":2150},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843718,"noise_level":-25.939693,"freq_skew":-1.030167,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"00400702","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,81,84,82,0,6,163,129,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":2816},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656296,"noise_level":-26.930603,"freq_skew":-0.944026,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"AT796L","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":8299},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776488,"noise_level":-27.242987,"freq_skew":0.825856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":761177},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062242,"noise_level":-27.778196,"freq_skew":-2.530167,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"E","sublabel":"EI","msg_text":"-2138;-2173;-2029;-2036\r\n14 51.3;24.5;-0.01;-30;51.8;27.1\r\n15 51.7;27.4;-0.01;+7;51.3;24.5\r\n16 0.00;+22\r\n17 -0.032;4.59\r\n18 0.113;4.42;ACT;51.2;32.0\r\n19 0.121;4.42;ACT;51.1;31.8\r\n20 +0.19;+0.19;+0.19;+0.19\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791018,"usec":762375},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764895,"noise_level":-27.714626,"freq_skew":-1.031538,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791019,"usec":522853},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929563,"noise_level":-27.362919,"freq_skew":0.686108,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791019,"usec":530877},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766848,"noise_level":-26.966595,"freq_skew":-2.497565,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"F","sublabel":"EI","msg_text":"\n21 +563;+582;+567;+511\r\n22 ;30;JAN;26;16:36:49\r\nRPT13;PG3;REAL;SW030M1R\r\n1 AUTO;AUTO;AUTO;AUTO\r\n2 NORM;NORM;NORM;NORM\r\n3 LOW\r\n4 NO\r\n5 NO\r\n6 NO\r\n7 NO\r\n8 NO\r\n9 NO\r\n10 NO\r\n11 NO\r\n12 NO\r\n13 NO\r\n14 NO\r"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791020,"usec":296372},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713108,"noise_level":-26.624735,"freq_skew":0.882224,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791021,"usec":44735},"freq":136975000,"burst_len_octets":257,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954704,"noise_level":-26.277906,"freq_skew":-2.596916,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"G","sublabel":"EI","msg_text":"\n15 NO\r\n16 NO\r\n17 YES\r\n18 ENGD\r\n19 YES\r\n20 ENGD\r\n21 NO\r\n22 NO\r\n23 NO\r\n24 NO\r\n25 NO\r\n26 NO\r\n27 NO\r\n28 NO\r\n29 ;30;JAN;26;16:36:49\r\nRPT13;PG4;REAL;SW030M1R\r\n1 NO;NO\r\n2 NO;NO\r\n3 NORMAL;NORMAL\r\n4 SELECTED;SE"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791021,"usec":46936},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131048,"noise_level":-26.206623,"freq_skew":-2.858898,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791021,"usec":46936},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.131048,"noise_level":-26.206623,"freq_skew":-2.858898,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LOJ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"YW1151","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791021,"usec":810432},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387491,"noise_level":-25.910027,"freq_skew":0.857463,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791021,"usec":822270},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914858,"noise_level":-25.639837,"freq_skew":-2.541099,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".N781AV","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"H","sublabel":"EI","msg_text":"LECTED;SELECTED\r\n5 AVAILABLE;AVAILABLE;SELECTED;AVAILABLE\r\n6 AVAILABLE;AVAILABLE\r\n7 AVAILABLE;AVAILABLE\r\n8 31.7;31.7;30.8;31.7\r\n9 233\r\n10 27.9;28.0;234\r\n11 0.0;0.0;235\r\n12 0.0;0.0;234\r\n13 18.2;21.7\r\n14"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791022,"usec":580355},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557736,"noise_level":-25.313503,"freq_skew":0.677726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791023,"usec":339329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961949,"noise_level":-25.186329,"freq_skew":-2.878849,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791023,"usec":341154},"freq":136975000,"burst_len_octets":70,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699721,"noise_level":-25.092154,"freq_skew":-2.653494,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AV0011","msg_num":"E96","msg_num_seq":"I","sublabel":"EI","msg_text":"RPT13;PG1;REAL;SW030M1R\r\n1 \r\n2 \r\n3 -0.2;+2.1;302\r\n4 32990\r\n5 0.0;0.0;0.0;+0.1;+0.2\r\n6 0.0;0.0;0.0;0.0;0.0\r\n7 0.0;-0.1;0.0;-0.1;-0.1\r\n8 0.0;0.0;+0.1;0.0;0.0;+0.1\r\n9 0.0;0.0;+0.1;0.0;0.0;+0.1\r\n10 0.0;0.0;0.0;0.0;0.0;0.0\r\n11 +0.1;0.0\r\n12 -1.4;-1.0\r\n13 -0.3;+0.2;-0.9;-0.2\r\n14 0;0;0;-1;+2;+1\r\n15 -6.1;+0.01;+1.46;0.0;0.0\r\n16 -6.3;0.00;+1.47;0.0;0.0\r\n17 -6.5;0.00;0.0;0.0\r\n18 -6.2\r\n19 NORMAL;NO ACTIVITY;\r\n20 +0.1;;\r\n21 0.0;ENGAGED;;\r\n22 ;30;JAN;26;16:36:49\r\nRPT13;PG2;REAL;SW030M1R\r\n1 \r\n2 \r\n3 245.2;-1.55;5032;239.9;-2.39\r\n4 251.8;-1.51;5013;243.6;-2.35\r\n5 245.9;-1.54;5036;237.5;-0.01;BRK\r\n6 245.3;+0.05;BRK;245.0;+0.05;BRK\r\n7 237.0;-0.02;BRK;245.7;-1.55\r\n8 243.7;-2.33;251.7;-1.52\r\n9 239.9;-2.39;ON;ON;ON;ON;245.2;-1.54\r\n10 +0.16;+0.12;+0.16;+0.18\r\n11 +5821;+6060;+6299;+6060\r\n12 -0.12;-0.11;-0.11;-0.13\r\n13 -2138;-2173;-2029;-2036\r\n14 51.3;24.5;-0.01;-30;51.8;27.1\r\n15 51.7;27.4;-0.01;+7;51.3;24.5\r\n16 0.00;+22\r\n17 -0.032;4.59\r\n18 0.113;4.42;ACT;51.2;32.0\r\n19 0.121;4.42;ACT;51.1;31.8\r\n20 +0.19;+0.19;+0.19;+0.19\r\n21 +563;+582;+567;+511\r\n22 ;30;JAN;26;16:36:49\r\nRPT13;PG3;REAL;SW030M1R\r\n1 AUTO;AUTO;AUTO;AUTO\r\n2 NORM;NORM;NORM;NORM\r\n3 LOW\r\n4 NO\r\n5 NO\r\n6 NO\r\n7 NO\r\n8 NO\r\n9 NO\r\n10 NO\r\n11 NO\r\n12 NO\r\n13 NO\r\n14 NO\r\n15 NO\r\n16 NO\r\n17 YES\r\n18 ENGD\r\n19 YES\r\n20 ENGD\r\n21 NO\r\n22 NO\r\n23 NO\r\n24 NO\r\n25 NO\r\n26 NO\r\n27 NO\r\n28 NO\r\n29 ;30;JAN;26;16:36:49\r\nRPT13;PG4;REAL;SW030M1R\r\n1 NO;NO\r\n2 NO;NO\r\n3 NORMAL;NORMAL\r\n4 SELECTED;SELECTED;SELECTED\r\n5 AVAILABLE;AVAILABLE;SELECTED;AVAILABLE\r\n6 AVAILABLE;AVAILABLE\r\n7 AVAILABLE;AVAILABLE\r\n8 31.7;31.7;30.8;31.7\r\n9 233\r\n10 27.9;28.0;234\r\n11 0.0;0.0;235\r\n12 0.0;0.0;234\r\n13 18.2;21.7\r\n14 ;30;JAN;26;16:36:49\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791024,"usec":96383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709094,"noise_level":-25.018894,"freq_skew":0.675597,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791024,"usec":98313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691723,"noise_level":-24.926510,"freq_skew":2.060978,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791024,"usec":857192},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821222,"noise_level":-25.316277,"freq_skew":-2.731963,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791026,"usec":382862},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223778,"noise_level":-24.275845,"freq_skew":-2.054594,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[251,88,62,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791027,"usec":903882},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033388,"noise_level":-24.783939,"freq_skew":-1.808331,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791030,"usec":194606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921913,"noise_level":-23.510893,"freq_skew":-0.964177,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791030,"usec":198566},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790102,"noise_level":-23.394562,"freq_skew":-1.301189,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791033,"usec":237464},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749059,"noise_level":-22.197079,"freq_skew":-2.643787,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"SKBO"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.400000},"alt":32000}},{"name":"alternate_ground_stations","value":["26BA85","233D25","2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":1705},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882791,"noise_level":-22.203587,"freq_skew":-2.535761,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".N781AV","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"AV0011","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":4572},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536095,"noise_level":-22.136679,"freq_skew":-3.185903,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":762207},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667385,"noise_level":-22.390415,"freq_skew":-1.873930,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"B9","blk_id":"0","ack":"!","flight":"AT652D","msg_num":"L08","msg_num_seq":"A","msg_text":"/LFPO.TI2/024LFPOA7069"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":763739},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699715,"noise_level":-22.376942,"freq_skew":0.665718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":4,"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":43281,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":766879},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731089,"noise_level":-22.440931,"freq_skew":0.949772,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[111,189,117,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791034,"usec":768462},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533968,"noise_level":-22.440931,"freq_skew":-2.938705,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[14,244,26,179]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,18,159,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791035,"usec":526371},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518661,"noise_level":-23.617380,"freq_skew":0.630435,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791035,"usec":528044},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613086,"noise_level":-23.977539,"freq_skew":0.783091,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[23,131,226,12]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791035,"usec":528444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788118,"noise_level":-23.977539,"freq_skew":-2.689284,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791036,"usec":285106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685156,"noise_level":-24.287331,"freq_skew":0.876186,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791036,"usec":285594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374742,"noise_level":-25.366444,"freq_skew":-3.161274,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791036,"usec":286278},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814915,"noise_level":-25.334280,"freq_skew":0.723484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"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":227,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791037,"usec":48072},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642500,"noise_level":-24.896061,"freq_skew":-1.590956,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791038,"usec":566928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942912,"noise_level":-24.616201,"freq_skew":-1.885055,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791038,"usec":567526},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.303382,"noise_level":-24.638397,"freq_skew":-2.094011,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"1","ack":"S","flight":"AT652D","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791038,"usec":573049},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869246,"noise_level":-24.404514,"freq_skew":0.642167,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":4,"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":43281,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791039,"usec":336241},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869997,"noise_level":-24.990227,"freq_skew":-1.888647,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"2","ack":"T","flight":"AT652D","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791039,"usec":340125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199363,"noise_level":-24.852467,"freq_skew":-1.931412,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":94375},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610935,"noise_level":-25.561272,"freq_skew":-1.909918,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":7,"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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[81,37,112,38]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,151,246,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":95545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857853,"noise_level":-26.338814,"freq_skew":0.095650,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":96154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489406,"noise_level":-26.302845,"freq_skew":-0.416660,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":857471},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326006,"noise_level":-26.238197,"freq_skew":-2.052600,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":859792},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917835,"noise_level":-26.114395,"freq_skew":2.371929,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.400000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":859792},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.917835,"noise_level":-26.114395,"freq_skew":2.371929,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"W681BS","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791040,"usec":859792},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.917835,"noise_level":-26.114395,"freq_skew":2.371929,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791041,"usec":620531},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.533017,"noise_level":-25.686111,"freq_skew":1.673242,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791041,"usec":622731},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816363,"noise_level":-25.586393,"freq_skew":0.010797,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[114,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791042,"usec":381347},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570589,"noise_level":-26.442764,"freq_skew":-2.973873,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"9","ack":"!","flight":"DK1159","msg_num":"J36","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA141E33BFEF8B084E22F81D0D1F099FF4D6084D0264207817FE3A484D006232","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"wpt_change_event":{"lat":42.471600,"lon":-2.892838,"alt":34016,"ts_sec":2238.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":43.646450,"lon":-1.962433,"alt":34000,"eta_sec":612},"next_next_wpt":{"lat":45.659523,"lon":-0.311565,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791042,"usec":383848},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799222,"noise_level":-27.375448,"freq_skew":-0.159685,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2714,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[125,160]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791043,"usec":901357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579108,"noise_level":-26.543495,"freq_skew":0.193137,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791043,"usec":903365},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772719,"noise_level":-26.580441,"freq_skew":0.090027,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791045,"usec":434625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750661,"noise_level":-26.369631,"freq_skew":-3.149627,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791046,"usec":190507},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629983,"noise_level":-26.378069,"freq_skew":0.968963,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":246,"rseq":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791046,"usec":192263},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004404,"noise_level":-27.123993,"freq_skew":-2.765189,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791046,"usec":952050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356754,"noise_level":-26.719339,"freq_skew":-2.175839,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791047,"usec":722602},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895060,"noise_level":-26.867685,"freq_skew":-2.892129,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,122,195,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791048,"usec":476111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.678489,"noise_level":-26.659531,"freq_skew":-2.648092,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791048,"usec":476959},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853752,"noise_level":-26.603619,"freq_skew":0.642112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791048,"usec":485132},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983682,"noise_level":-26.365398,"freq_skew":2.419272,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[64,177,161,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791049,"usec":237632},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782562,"noise_level":-26.133539,"freq_skew":0.852193,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"AA9451","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791049,"usec":238024},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669773,"noise_level":-26.480316,"freq_skew":-2.991851,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791049,"usec":239107},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584309,"noise_level":-27.549747,"freq_skew":-3.106996,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791050,"usec":2069},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598814,"noise_level":-27.707174,"freq_skew":1.084602,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791050,"usec":3718},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827882,"noise_level":-27.602333,"freq_skew":-2.612999,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791050,"usec":8260},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788889,"noise_level":-27.355762,"freq_skew":-2.974642,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[129,148,21,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791050,"usec":757500},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508574,"noise_level":-28.145691,"freq_skew":-0.068766,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":2877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791050,"usec":764178},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642012,"noise_level":-28.639980,"freq_skew":0.011091,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[229,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791051,"usec":524832},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837519,"noise_level":-28.249619,"freq_skew":-2.655201,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791051,"usec":527540},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064097,"noise_level":-28.337448,"freq_skew":2.493302,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[64,177,161,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791052,"usec":285570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822948,"noise_level":-28.025555,"freq_skew":0.802846,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":1358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,122,116,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791052,"usec":285833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489115,"noise_level":-28.003702,"freq_skew":-2.706271,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791052,"usec":289881},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602273,"noise_level":-27.830812,"freq_skew":0.924600,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791053,"usec":49884},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530774,"noise_level":-28.451687,"freq_skew":-2.608965,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791053,"usec":809646},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797666,"noise_level":-27.640411,"freq_skew":2.446313,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791053,"usec":811660},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659025,"noise_level":-27.515709,"freq_skew":0.002323,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":7,"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":751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2714,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[159,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791053,"usec":813761},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848590,"noise_level":-28.183823,"freq_skew":-1.556672,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":227,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":412,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791054,"usec":570511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.012742,"noise_level":-28.161564,"freq_skew":0.038735,"avlc":{"src":{"addr":"484B6E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791054,"usec":570765},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531929,"noise_level":-28.139364,"freq_skew":0.117482,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":2877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791054,"usec":576223},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574082,"noise_level":-27.770403,"freq_skew":-0.084030,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[229,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791054,"usec":580127},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701260,"noise_level":-27.664803,"freq_skew":0.879725,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791055,"usec":334743},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083416,"noise_level":-27.396099,"freq_skew":1.062958,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":1358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,122,116,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791056,"usec":95707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622711,"noise_level":-26.844135,"freq_skew":0.374683,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":261,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791056,"usec":95872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426203,"noise_level":-26.844135,"freq_skew":0.192643,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791056,"usec":864228},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.594180,"noise_level":-26.792528,"freq_skew":-3.006762,"avlc":{"src":{"addr":"344195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791057,"usec":616953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101993,"noise_level":-26.698112,"freq_skew":0.810002,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"344195","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791057,"usec":618555},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662110,"noise_level":-27.036028,"freq_skew":0.076812,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2879,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791058,"usec":380688},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656666,"noise_level":-26.672729,"freq_skew":0.070483,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":7,"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":751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2714,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[159,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791059,"usec":141531},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718795,"noise_level":-26.821630,"freq_skew":-0.209400,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":0,"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":752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[103,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791059,"usec":907511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587737,"noise_level":-27.471870,"freq_skew":-2.762183,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791059,"usec":913765},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530101,"noise_level":-28.191490,"freq_skew":-3.114002,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,182,252,33]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791060,"usec":671728},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098952,"noise_level":-28.924845,"freq_skew":2.574301,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791060,"usec":678877},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598548,"noise_level":-28.611887,"freq_skew":-2.089479,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[70,25,88,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":37,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791061,"usec":430662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774055,"noise_level":-28.335409,"freq_skew":-3.141511,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791061,"usec":431612},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541965,"noise_level":-29.032578,"freq_skew":-2.480099,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"B9","blk_id":"0","ack":"!","flight":"AT740X","msg_num":"M39","msg_num_seq":"A","msg_text":"/LEMD.TI2/040LEMDED17D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":191720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700545,"noise_level":-29.341358,"freq_skew":-2.134346,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":192947},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740355,"noise_level":-29.412327,"freq_skew":-2.033117,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"5U","blk_id":"3","ack":"!","flight":"AT652D","msg_num":"M58","msg_num_seq":"A","msg_text":" 01 WXRQ 652D/ GMFF/LFPO .CN-RHH\r\n/TYP 1/STA LFPG/STA LFQQ/STA LFLL"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":194301},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359650,"noise_level":-29.284916,"freq_skew":-2.036307,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":954871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055058,"noise_level":-28.674471,"freq_skew":0.909867,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":955794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642686,"noise_level":-28.604021,"freq_skew":-0.088970,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791062,"usec":957205},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713223,"noise_level":-29.362350,"freq_skew":-1.934470,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[166,241,162,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791063,"usec":711983},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343970,"noise_level":-29.973965,"freq_skew":-0.154415,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791063,"usec":713198},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676881,"noise_level":-29.865110,"freq_skew":-0.064009,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2880,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":4,"dst_ref":19189,"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":[126,115]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791064,"usec":480533},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791362,"noise_level":-28.749939,"freq_skew":0.927229,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791065,"usec":239696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716408,"noise_level":-28.678875,"freq_skew":0.022519,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791065,"usec":241095},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839997,"noise_level":-29.000839,"freq_skew":-2.539343,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"AT740X","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791065,"usec":245090},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942966,"noise_level":-29.793182,"freq_skew":-1.911214,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"AT652D","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791066,"usec":760323},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922369,"noise_level":-28.829491,"freq_skew":-2.142188,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"AT652D","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791068,"usec":280924},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978974,"noise_level":-27.663183,"freq_skew":1.024162,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791068,"usec":289151},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070957,"noise_level":-27.471004,"freq_skew":-2.504548,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"AT740X","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791069,"usec":43476},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797969,"noise_level":-28.275881,"freq_skew":0.398352,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791069,"usec":49812},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441049,"noise_level":-27.836723,"freq_skew":-1.167566,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791069,"usec":817487},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503980,"noise_level":-28.060070,"freq_skew":0.804981,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,189,129,140]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791069,"usec":820609},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837201,"noise_level":-28.136436,"freq_skew":-2.656103,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"_d","blk_id":"2","ack":"S","flight":"AT740X","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791070,"usec":576283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092946,"noise_level":-27.746380,"freq_skew":-1.083703,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791071,"usec":331674},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055784,"noise_level":-27.212196,"freq_skew":-2.696572,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"_d","blk_id":"3","ack":"T","flight":"AT740X","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791071,"usec":333701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820595,"noise_level":-28.237770,"freq_skew":0.174646,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791071,"usec":334783},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653209,"noise_level":-28.204813,"freq_skew":0.872108,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":43563,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791071,"usec":336914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399915,"noise_level":-28.093832,"freq_skew":-1.816430,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791072,"usec":94214},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570741,"noise_level":-28.623760,"freq_skew":1.166187,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791072,"usec":98939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908780,"noise_level":-29.424999,"freq_skew":-2.709349,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RGN","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"AT740X","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791072,"usec":100001},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660926,"noise_level":-29.399328,"freq_skew":0.742795,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791072,"usec":860446},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554521,"noise_level":-29.196659,"freq_skew":0.967201,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791075,"usec":907015},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454433,"noise_level":-27.023987,"freq_skew":0.834343,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":254,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791076,"usec":669685},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558152,"noise_level":-26.451778,"freq_skew":-1.464213,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"retry":0}},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.400000},"alt":0}},{"name":"alternate_ground_stations","value":["29DA25","2B3185"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791076,"usec":670462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467240,"noise_level":-26.415344,"freq_skew":-1.279235,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791077,"usec":435333},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892895,"noise_level":-26.041719,"freq_skew":-1.206360,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"21325524","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":[71,0,39,65,74,84,68,0,69,171,84,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791078,"usec":191729},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716320,"noise_level":-25.784355,"freq_skew":-1.348600,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"JO0914","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791078,"usec":958274},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509017,"noise_level":-25.086224,"freq_skew":-1.615534,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"JO0961","msg_num":"F00","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNJTD961/DTHEGN,34L,83,124334,291C8E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791079,"usec":709534},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720458,"noise_level":-25.070637,"freq_skew":-2.841230,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791079,"usec":710936},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972810,"noise_level":-25.688522,"freq_skew":-2.413130,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791082,"usec":1899},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463069,"noise_level":-24.386635,"freq_skew":0.856771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":58865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791082,"usec":9981},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079896,"noise_level":-24.201509,"freq_skew":-2.551745,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53823,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[124,148]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791082,"usec":765906},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617587,"noise_level":-24.075623,"freq_skew":-1.524398,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"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":199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791083,"usec":519435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164416,"noise_level":-23.721867,"freq_skew":0.858870,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"34635A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791088,"usec":114309},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603091,"noise_level":-22.085875,"freq_skew":-1.327678,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":0}},{"name":"dst_airport","value":"MDSD"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.200000},"alt":33000}},{"name":"alternate_ground_stations","value":["29DA25","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791088,"usec":856371},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697541,"noise_level":-22.433144,"freq_skew":-2.610682,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[149,77]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791089,"usec":625024},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603220,"noise_level":-22.874722,"freq_skew":2.264183,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791091,"usec":141516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652496,"noise_level":-22.880108,"freq_skew":2.041613,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791091,"usec":914427},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562599,"noise_level":-23.292902,"freq_skew":-0.997024,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791094,"usec":189108},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746215,"noise_level":-23.087694,"freq_skew":0.635906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791094,"usec":960564},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451673,"noise_level":-23.481903,"freq_skew":-0.125570,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791095,"usec":723227},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584923,"noise_level":-24.236862,"freq_skew":-2.992534,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":614,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791096,"usec":478159},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841578,"noise_level":-24.190926,"freq_skew":0.406486,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[101,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791096,"usec":478989},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739454,"noise_level":-25.128241,"freq_skew":-2.544286,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"TO11JT","msg_num":"M55","msg_num_seq":"A","msg_text":"/LPFR.TI2/040LPFRA6F3F"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791097,"usec":241909},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585373,"noise_level":-25.878204,"freq_skew":-1.511849,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":1}},{"name":"dst_airport","value":"MDSD"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.200000},"alt":33000}},{"name":"alternate_ground_stations","value":["29DA25","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791098,"usec":14687},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414186,"noise_level":-25.236044,"freq_skew":-1.976145,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":154,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791098,"usec":16532},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.499453,"noise_level":-25.326744,"freq_skew":0.018304,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","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":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19133,"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":[39,24,85,184]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791098,"usec":766515},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617852,"noise_level":-25.089439,"freq_skew":-1.939636,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791100,"usec":287208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681932,"noise_level":-25.272245,"freq_skew":-2.659848,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791100,"usec":295537},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367128,"noise_level":-24.989996,"freq_skew":-2.582244,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"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":[181,222,254,176]},{"name":"subseq_num","value":1}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791101,"usec":44530},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.290189,"noise_level":-25.661955,"freq_skew":1.508072,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2710,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[248,196,76,252]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791101,"usec":47996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196115,"noise_level":-25.480501,"freq_skew":0.693990,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791101,"usec":815464},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583930,"noise_level":-25.112919,"freq_skew":-2.406785,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"_d","blk_id":"4","ack":"T","flight":"TO11JT","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791102,"usec":570565},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563570,"noise_level":-24.957830,"freq_skew":0.364227,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[101,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791103,"usec":329185},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653033,"noise_level":-25.155056,"freq_skew":-2.619939,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"_d","blk_id":"5","ack":"U","flight":"TO11JT","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791103,"usec":330010},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717513,"noise_level":-25.279760,"freq_skew":2.520680,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-3.400000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791103,"usec":337802},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.911756,"noise_level":-25.043718,"freq_skew":2.411627,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"W681BS","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791103,"usec":337802},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.911756,"noise_level":-25.043718,"freq_skew":2.411627,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791104,"usec":861390},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864826,"noise_level":-24.400589,"freq_skew":2.441846,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791105,"usec":626958},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674498,"noise_level":-24.154634,"freq_skew":-1.418327,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"retry":2}},{"name":"dst_airport","value":"MDSD"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.200000},"alt":33000}},{"name":"alternate_ground_stations","value":["29DA25","2A3D45","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791106,"usec":386320},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978786,"noise_level":-24.271362,"freq_skew":-1.430183,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGS","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"UX0089","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791106,"usec":387091},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018282,"noise_level":-24.228857,"freq_skew":-1.417432,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"15061532","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":[71,0,39,65,65,69,65,0,52,99,90,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791107,"usec":158937},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806070,"noise_level":-23.734379,"freq_skew":0.183296,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[104,159]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":0,"acked_credit":11}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791107,"usec":160678},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823797,"noise_level":-24.768154,"freq_skew":-3.163782,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791107,"usec":912314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563490,"noise_level":-25.632248,"freq_skew":-1.367631,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791108,"usec":673565},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682908,"noise_level":-25.290211,"freq_skew":-2.831202,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[221,131,47,203]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2620,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[172,11,65,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":38,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791109,"usec":430209},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411456,"noise_level":-26.218613,"freq_skew":2.297182,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791109,"usec":437425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573195,"noise_level":-25.853184,"freq_skew":0.980772,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791110,"usec":190628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112409,"noise_level":-25.768396,"freq_skew":-3.162866,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791114,"usec":2309},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649510,"noise_level":-23.722488,"freq_skew":0.710226,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":227,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791114,"usec":762071},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943211,"noise_level":-23.421106,"freq_skew":-1.623598,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791115,"usec":536003},"freq":136975000,"burst_len_octets":681,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773226,"noise_level":-24.241030,"freq_skew":-2.098944,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHH","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT652D","msg_num":"120","msg_num_seq":"A","sublabel":"T1","msg_text":"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","ohma":{"err":0,"version":"2.0","reasm_status":"skipped","text":"{\"clientId\":\"OHMA\",\"messageDate\":\"2026-01-30T16:18:30.250Z\",\"data\":{\"airplanes\":[{\"tailNumber\":\"CN-RHH\",\"model\":\"\",\"flights\":[{\"departureAirportCode\":\"GMFF\",\"arrivalAirportCode\":\"LFPO\",\"flightNumber\":\"RAM652D\",\"flightLegStartTime\":\"2026-01-30T14:44:25.345Z\",\"events\":[{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T16:18:30.250Z\",\"eventType\":\"OHMA_META\",\"instances\":[{\"name\":\"mtPartNumber\",\"values\":[\"BCG33-0HMA-0010\"]},{\"name\":\"mtCarlVersion\",\"values\":[\"4.5\"]},{\"name\":\"mtRulesetVersion\",\"values\":[\"737 MAX:::AHM-37MBL8-000017L:::3\"]}]},{\"eventClassId\":\"parametric\",\"eventTime\":\"2026-01-30T16:18:30.250Z\",\"eventType\":\"TM1_CLIPMEDIAN_CRUISE_RPT_A\",\"instances\":[{\"name\":\"TM1TEMP1_MED\",\"values\":[386.291]},{\"name\":\"TM1TEMP2_MED\",\"values\":[384.856]},{\"name\":\"TM1TEMPDIFF_MED\",\"values\":[1.294]},{\"name\":\"PM1PRESSURE1_MED\",\"values\":[33.211]},{\"name\":\"PM1PRESSURE2_MED\",\"values\":[32.516]},{\"name\":\"PACKFLOWDIFF_MED\",\"values\":[0.727]},{\"name\":\"PACKINPRESDIFF_MED\",\"values\":[1.867]}]}]}]}]}}"}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791116,"usec":282450},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607668,"noise_level":-23.948774,"freq_skew":-0.236531,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791116,"usec":285121},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.608706,"noise_level":-23.948774,"freq_skew":0.362535,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[196,213]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791117,"usec":820576},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.186946,"noise_level":-23.834061,"freq_skew":-2.534974,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":317,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791118,"usec":576859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953884,"noise_level":-23.450962,"freq_skew":-2.738854,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791119,"usec":334454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.252270,"noise_level":-24.283361,"freq_skew":-2.058099,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":93686},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770933,"noise_level":-24.350235,"freq_skew":-3.175685,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":94426},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621696,"noise_level":-25.325365,"freq_skew":-3.110927,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":19193,"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":[249,7,66,134]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":94960},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431626,"noise_level":-25.293352,"freq_skew":2.554205,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[228,174,4,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":97456},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454374,"noise_level":-25.150738,"freq_skew":2.228293,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[58,22]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":856855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811948,"noise_level":-24.811678,"freq_skew":-3.152631,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791120,"usec":858799},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844042,"noise_level":-25.839884,"freq_skew":2.188396,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":1895,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791121,"usec":628318},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623765,"noise_level":-25.376089,"freq_skew":0.207583,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[196,213]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791121,"usec":629772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736386,"noise_level":-25.343891,"freq_skew":-1.955028,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791122,"usec":380837},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401127,"noise_level":-25.644007,"freq_skew":3.155400,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":40.900002,"lon":-6.300000},"alt":17000}},{"name":"alternate_ground_stations","value":["2A3D45"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791122,"usec":382113},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391208,"noise_level":-25.833920,"freq_skew":0.917087,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","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":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791122,"usec":389268},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805002,"noise_level":-25.533140,"freq_skew":1.023008,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"sseq":6,"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":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[140,108]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791123,"usec":152854},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455597,"noise_level":-25.386566,"freq_skew":3.162977,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"22047345","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":[71,0,39,65,75,76,77,0,72,78,229,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791123,"usec":158214},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.146336,"noise_level":-26.150269,"freq_skew":1.361879,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791123,"usec":160058},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612010,"noise_level":-26.097530,"freq_skew":0.872847,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22047345","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791123,"usec":900658},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328222,"noise_level":-25.993004,"freq_skew":3.212653,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"KL080Z","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791123,"usec":910166},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639154,"noise_level":-26.357323,"freq_skew":0.624507,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791124,"usec":673201},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716090,"noise_level":-26.214039,"freq_skew":-1.480463,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"JO0961","msg_num":"F00","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNJTD961/DTHEGN,34L,83,124334,291C8E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791124,"usec":674805},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795133,"noise_level":-26.108110,"freq_skew":3.208470,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791125,"usec":432038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072533,"noise_level":-25.663441,"freq_skew":3.103428,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791126,"usec":195995},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605324,"noise_level":-26.272295,"freq_skew":2.228259,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":1896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,167]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791126,"usec":962476},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399752,"noise_level":-25.785477,"freq_skew":0.991204,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":358,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791127,"usec":722545},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768253,"noise_level":-27.636509,"freq_skew":-0.655552,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":1629,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791128,"usec":479039},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838273,"noise_level":-26.799364,"freq_skew":0.455561,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791129,"usec":238955},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555919,"noise_level":-26.667362,"freq_skew":0.634774,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791129,"usec":243178},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682891,"noise_level":-26.697376,"freq_skew":-1.880519,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":60,"dst_ref":2787,"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":[195,71,130,155]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791129,"usec":249396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581500,"noise_level":-27.461620,"freq_skew":-1.181443,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791129,"usec":997537},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667666,"noise_level":-28.377163,"freq_skew":0.934081,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[169,188]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791129,"usec":999213},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463784,"noise_level":-28.241508,"freq_skew":-1.923649,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":4973},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505648,"noise_level":-28.196756,"freq_skew":-1.756894,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2787,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[246,123,137,223]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":9209},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756645,"noise_level":-27.998180,"freq_skew":-1.638717,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,77,66,85,0,81,17,111,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":412,"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":61,"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":[214,78]},{"name":"atn_checksum","value":[77,107,160,122]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":769028},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344486,"noise_level":-28.492887,"freq_skew":-1.934439,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":771400},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421729,"noise_level":-29.211868,"freq_skew":-1.686907,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37080,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,67,98,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":771670},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508324,"noise_level":-29.186823,"freq_skew":0.822891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":255,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791130,"usec":772071},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635661,"noise_level":-29.161846,"freq_skew":-1.655641,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37080,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[236,116,75,71]}]}],"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":[1,3,27,1,5312879,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"MBU2AT","long_tsap":{"rdp":[65,77,66,85,0],"short_tsap":{"ars":[81,17,111],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,77,66,85,0],"short_tsap":{"ars":[81,17,111],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GCFV","destination_airport":"EDDN"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791131,"usec":529121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954813,"noise_level":-28.940235,"freq_skew":-2.064901,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791131,"usec":531038},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571204,"noise_level":-28.843527,"freq_skew":-1.825129,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[103,31,16,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791131,"usec":532803},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371099,"noise_level":-28.724136,"freq_skew":-1.882632,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791131,"usec":535964},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808546,"noise_level":-29.593908,"freq_skew":-1.907861,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"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":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37080,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,226,93,174]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791131,"usec":535964},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.808546,"noise_level":-29.593908,"freq_skew":-1.907861,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":true,"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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":61,"dst_ref":37080,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[28,214,229,65]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791132,"usec":285158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679193,"noise_level":-29.489689,"freq_skew":1.169020,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791132,"usec":286465},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588100,"noise_level":-30.536499,"freq_skew":-1.749420,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2787,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,21,224,204]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791132,"usec":290701},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598276,"noise_level":-30.108938,"freq_skew":-2.003862,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791133,"usec":56589},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847539,"noise_level":-29.970972,"freq_skew":-1.865387,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":2787,"variable_part_params":[{"name":"atn_checksum","value":[160,30,7,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791134,"usec":573157},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000935,"noise_level":-28.652744,"freq_skew":-0.002918,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791136,"usec":94377},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450404,"noise_level":-28.147261,"freq_skew":1.169371,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":2652,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[102,85]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791136,"usec":864238},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.069885,"noise_level":-28.104336,"freq_skew":-2.662380,"avlc":{"src":{"addr":"AA9451","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2654,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791136,"usec":865463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598670,"noise_level":-28.038342,"freq_skew":-2.092149,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791138,"usec":377735},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510053,"noise_level":-27.655439,"freq_skew":-0.032999,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":1656,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791138,"usec":386658},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399288,"noise_level":-27.265882,"freq_skew":-3.013535,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791138,"usec":387051},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474007,"noise_level":-27.225874,"freq_skew":-2.451674,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[224,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791139,"usec":137505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842721,"noise_level":-27.146406,"freq_skew":0.942856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791143,"usec":717775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595610,"noise_level":-24.335745,"freq_skew":-0.156841,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791143,"usec":718494},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960895,"noise_level":-25.148230,"freq_skew":2.495327,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":323,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791145,"usec":241946},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714498,"noise_level":-24.497601,"freq_skew":2.575485,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":120,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791145,"usec":243152},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615045,"noise_level":-25.903502,"freq_skew":-2.622669,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[157,41]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791145,"usec":995431},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.208525,"noise_level":-25.567303,"freq_skew":2.173442,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791145,"usec":997209},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555439,"noise_level":-26.591553,"freq_skew":2.551186,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791146,"usec":760944},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598173,"noise_level":-26.246023,"freq_skew":-1.467177,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":200,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791146,"usec":764880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.564699,"noise_level":-25.999939,"freq_skew":1.709481,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791147,"usec":534486},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602369,"noise_level":-25.511349,"freq_skew":0.888956,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[156,127,203,47]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791148,"usec":296663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.732465,"noise_level":-25.126801,"freq_skew":-2.683267,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791149,"usec":816023},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813717,"noise_level":-25.446894,"freq_skew":2.018239,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791151,"usec":331916},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819824,"noise_level":-24.804516,"freq_skew":-1.208910,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791151,"usec":336156},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048916,"noise_level":-25.016146,"freq_skew":-1.108529,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791155,"usec":146625},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587528,"noise_level":-23.371578,"freq_skew":0.831303,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[111,189,117,173]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791155,"usec":904207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405563,"noise_level":-23.967257,"freq_skew":0.818347,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791156,"usec":665538},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752130,"noise_level":-23.632736,"freq_skew":0.750675,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":1360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791157,"usec":430540},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815548,"noise_level":-23.841631,"freq_skew":-0.237489,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":44,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791158,"usec":199344},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.155516,"noise_level":-23.406622,"freq_skew":0.130526,"avlc":{"src":{"addr":"3C787A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"213C85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791158,"usec":202583},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784288,"noise_level":-23.291672,"freq_skew":-2.575361,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":50.000000,"flags":192,"pdu_id":506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2641,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[213,153]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791158,"usec":951720},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552276,"noise_level":-23.762432,"freq_skew":-2.688446,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2641,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[42,200]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791160,"usec":477105},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318326,"noise_level":-24.036818,"freq_skew":-2.671326,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791162,"usec":6569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588194,"noise_level":-23.156685,"freq_skew":0.920718,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791163,"usec":528186},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896466,"noise_level":-22.792013,"freq_skew":0.188934,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791165,"usec":818328},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193467,"noise_level":-21.980610,"freq_skew":-2.519540,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791168,"usec":104593},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744538,"noise_level":-21.178673,"freq_skew":-3.015977,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"0","ack":"Q","flight":"DK1159","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791168,"usec":853288},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.299425,"noise_level":-22.029583,"freq_skew":2.463917,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[64,177,161,65]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791168,"usec":853419},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591120,"noise_level":-22.029583,"freq_skew":-2.903225,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1159","msg_num":"F84","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791168,"usec":858338},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985914,"noise_level":-22.687836,"freq_skew":2.482771,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-3.500000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791169,"usec":622503},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937543,"noise_level":-22.558603,"freq_skew":1.107082,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791169,"usec":625814},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244699,"noise_level":-23.019459,"freq_skew":2.334333,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791169,"usec":625814},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.244699,"noise_level":-23.019459,"freq_skew":2.334333,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"W681BS","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791169,"usec":625814},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-5.244699,"noise_level":-23.019459,"freq_skew":2.334333,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791170,"usec":389918},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464242,"noise_level":-22.788906,"freq_skew":-2.868904,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[129,148,21,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791170,"usec":390243},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479684,"noise_level":-23.467003,"freq_skew":2.584820,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791171,"usec":139932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060530,"noise_level":-23.702642,"freq_skew":2.360400,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791171,"usec":148834},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690475,"noise_level":-23.401937,"freq_skew":-2.850836,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DK1159","msg_num":"F85","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42429W002409,DGO,163927,340,ABRIX,164732,CNA,M50,26792,205/TS163927,3001268406"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791171,"usec":909755},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781616,"noise_level":-24.057770,"freq_skew":1.083347,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":1361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,147,131,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791171,"usec":914088},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486375,"noise_level":-23.933933,"freq_skew":0.538424,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":6,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":32,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":3,"ack":15,"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":[[71,0,39,193,131,67,90,0,73,214,44]]}]},{"name":"rd_hop_count","value":255},{"name":"capacity","value":11}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,193,131,67,90,0,73,214,44]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791171,"usec":914319},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527152,"noise_level":-24.457758,"freq_skew":3.047239,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2118,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791172,"usec":669720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842069,"noise_level":-25.125048,"freq_skew":0.797540,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791172,"usec":671782},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782517,"noise_level":-26.162468,"freq_skew":0.874403,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791172,"usec":675697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181250,"noise_level":-25.970367,"freq_skew":0.683283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791173,"usec":428018},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300011,"noise_level":-25.797655,"freq_skew":2.524604,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791174,"usec":189989},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255580,"noise_level":-25.718840,"freq_skew":1.575873,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2710,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[78,145,126,167]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2710,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,78,63,136]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791174,"usec":958063},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558586,"noise_level":-25.293190,"freq_skew":-1.439999,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791174,"usec":962241},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281881,"noise_level":-25.296309,"freq_skew":-3.160608,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791175,"usec":713825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.437850,"noise_level":-26.189617,"freq_skew":1.557772,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791175,"usec":714991},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.393939,"noise_level":-26.119051,"freq_skew":2.329775,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791175,"usec":715305},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791868,"noise_level":-26.101498,"freq_skew":0.823316,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791175,"usec":716373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775229,"noise_level":-26.083982,"freq_skew":1.076685,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791176,"usec":475446},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445671,"noise_level":-26.231152,"freq_skew":2.373787,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791177,"usec":242278},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854586,"noise_level":-25.523808,"freq_skew":-2.545645,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2641,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[99,129]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791178,"usec":4557},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574003,"noise_level":-25.329130,"freq_skew":-2.454623,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53869,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791178,"usec":759548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941965,"noise_level":-24.860708,"freq_skew":-2.609490,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791179,"usec":522109},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466572,"noise_level":-24.665318,"freq_skew":-2.736967,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791179,"usec":526447},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.760736,"noise_level":-25.377472,"freq_skew":-2.551018,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":2641,"variable_part_params":[{"name":"checksum","value":[246,17]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791179,"usec":527823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117182,"noise_level":-25.329210,"freq_skew":1.545544,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791180,"usec":288384},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649185,"noise_level":-25.154507,"freq_skew":-2.654571,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[167,230]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791180,"usec":292089},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479066,"noise_level":-24.998680,"freq_skew":2.494232,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791180,"usec":293262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747476,"noise_level":-25.925682,"freq_skew":-2.891800,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":42228},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.503854,"noise_level":-26.547871,"freq_skew":1.586405,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"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":2710,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[193,49,121,151]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":44718},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455353,"noise_level":-26.383307,"freq_skew":-2.540888,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":49935},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987419,"noise_level":-26.133358,"freq_skew":-2.655769,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53869,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[160,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":808050},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943265,"noise_level":-26.115778,"freq_skew":-1.040533,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":808271},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149417,"noise_level":-26.098230,"freq_skew":0.218317,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791181,"usec":812094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465900,"noise_level":-25.873302,"freq_skew":-1.736441,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"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":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[93,211,116,117]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791183,"usec":334706},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655009,"noise_level":-25.548729,"freq_skew":-2.088900,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"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":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[166,241,162,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791184,"usec":860316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990281,"noise_level":-25.140066,"freq_skew":-0.101768,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791184,"usec":860743},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488470,"noise_level":-26.099865,"freq_skew":-1.219232,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791184,"usec":862232},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404777,"noise_level":-26.082352,"freq_skew":-2.683133,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[163,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791185,"usec":623783},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605415,"noise_level":-26.880848,"freq_skew":-2.702648,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53869,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[160,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791186,"usec":387772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928091,"noise_level":-26.534948,"freq_skew":-2.688980,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791187,"usec":906187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386750,"noise_level":-27.087069,"freq_skew":1.009105,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791187,"usec":907584},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889989,"noise_level":-27.603722,"freq_skew":-0.660563,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791189,"usec":426879},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941525,"noise_level":-27.389431,"freq_skew":-1.408582,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2700,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[184,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791189,"usec":427467},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686867,"noise_level":-27.369118,"freq_skew":-1.302149,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791190,"usec":191630},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.619331,"noise_level":-28.140059,"freq_skew":1.442610,"avlc":{"src":{"addr":"471F65","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791190,"usec":195898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816640,"noise_level":-27.986217,"freq_skew":0.762334,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791190,"usec":947648},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417905,"noise_level":-27.396736,"freq_skew":-1.944165,"avlc":{"src":{"addr":"0201B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791190,"usec":949381},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616899,"noise_level":-27.295555,"freq_skew":0.200810,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,69]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791191,"usec":711848},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.771782,"noise_level":-27.580452,"freq_skew":-2.966459,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":215,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791191,"usec":712894},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684093,"noise_level":-28.405436,"freq_skew":0.731917,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62412,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,24,233,58]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"DELOG"}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791191,"usec":713111},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840193,"noise_level":-28.405436,"freq_skew":-2.762450,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":514,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791191,"usec":717859},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863127,"noise_level":-28.746323,"freq_skew":-2.504181,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":655,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":477610},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947998,"noise_level":-29.013231,"freq_skew":0.850842,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":479326},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656667,"noise_level":-28.867359,"freq_skew":0.931872,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2717,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,116,76,165]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":480386},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911190,"noise_level":-29.475565,"freq_skew":0.818467,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":483914},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526384,"noise_level":-29.372746,"freq_skew":0.920762,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[196,138,167,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":485960},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679988,"noise_level":-29.902996,"freq_skew":0.916202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791192,"usec":485960},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.679988,"noise_level":-29.902996,"freq_skew":0.916202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791193,"usec":238221},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795094,"noise_level":-30.080299,"freq_skew":0.804350,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,142,250,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791193,"usec":240668},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853687,"noise_level":-29.861305,"freq_skew":-2.570474,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791194,"usec":1683},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088365,"noise_level":-29.160492,"freq_skew":-2.407193,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"15051310","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,78,69,0,52,82,200,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791194,"usec":763032},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433091,"noise_level":-28.488914,"freq_skew":2.050292,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791194,"usec":768124},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509483,"noise_level":-29.068825,"freq_skew":-2.457481,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MLO","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"YW1183","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791195,"usec":526208},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879851,"noise_level":-28.873636,"freq_skew":0.709745,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":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":44424,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791195,"usec":532541},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383681,"noise_level":-28.449869,"freq_skew":1.089843,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[196,138,167,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791196,"usec":285951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.167819,"noise_level":-29.053232,"freq_skew":2.617280,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791196,"usec":286211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991872,"noise_level":-29.053232,"freq_skew":-1.258121,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791196,"usec":295816},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693033,"noise_level":-28.620831,"freq_skew":0.919581,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":46242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666738,"noise_level":-28.481350,"freq_skew":-1.977581,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":46896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017539,"noise_level":-29.089968,"freq_skew":-2.367367,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":50858},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746275,"noise_level":-28.918526,"freq_skew":0.772103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":50858},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.746275,"noise_level":-28.918526,"freq_skew":0.772103,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,142,250,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":819764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964337,"noise_level":-28.264717,"freq_skew":0.850106,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791197,"usec":821446},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795835,"noise_level":-29.236872,"freq_skew":0.602955,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791199,"usec":333523},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710584,"noise_level":-28.352646,"freq_skew":-0.148325,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791200,"usec":95933},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715072,"noise_level":-27.633423,"freq_skew":0.984040,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2717,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[215,85,57,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":39,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791200,"usec":102769},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449843,"noise_level":-27.406334,"freq_skew":0.780043,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23817,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[124,91,45,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791200,"usec":870839},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945173,"noise_level":-26.872881,"freq_skew":0.830654,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791201,"usec":616021},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669647,"noise_level":-27.086956,"freq_skew":0.859302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62412,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,138,113,80]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791203,"usec":142540},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225886,"noise_level":-26.317966,"freq_skew":-1.239866,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":409,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791203,"usec":143442},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870455,"noise_level":-26.614420,"freq_skew":-0.013304,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791203,"usec":901560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149539,"noise_level":-26.783163,"freq_skew":0.688855,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791203,"usec":913536},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627558,"noise_level":-26.375620,"freq_skew":0.901970,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791204,"usec":681771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985638,"noise_level":-25.986345,"freq_skew":2.131465,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791206,"usec":190381},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525170,"noise_level":-26.308878,"freq_skew":0.690597,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62412,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,138,113,80]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791206,"usec":194955},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445043,"noise_level":-26.113548,"freq_skew":0.793759,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791206,"usec":954956},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379602,"noise_level":-26.881760,"freq_skew":0.830709,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791206,"usec":958351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908394,"noise_level":-27.302513,"freq_skew":0.727094,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791207,"usec":717436},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856495,"noise_level":-27.899334,"freq_skew":1.085134,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,42,162,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791207,"usec":725895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613038,"noise_level":-29.005470,"freq_skew":-3.350275,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791208,"usec":477543},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025022,"noise_level":-28.622128,"freq_skew":0.684908,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791208,"usec":482814},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468417,"noise_level":-28.871954,"freq_skew":2.959949,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"KLM80Z","msg_num":"D86","msg_num_seq":"A","sublabel":"DF","msg_text":"(POS-KLM80Z -4107N00610W/163954 F340\r\nRMK/FUEL 7.0 M0.77)"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791209,"usec":239207},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889163,"noise_level":-29.370253,"freq_skew":0.745624,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791209,"usec":248885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636708,"noise_level":-29.193249,"freq_skew":-1.444735,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791210,"usec":763360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742485,"noise_level":-28.427071,"freq_skew":3.127151,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791211,"usec":531045},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785988,"noise_level":-27.473049,"freq_skew":0.023809,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"UX6066","msg_num":"F16","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40034W001447,EPAMA,164010,330,PRADO,164238,CJN01,M51,298134,122C4BF"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791212,"usec":292293},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571641,"noise_level":-27.013159,"freq_skew":0.065980,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-2.500000},"alt":34000}},{"name":"alternate_ground_stations","value":["2B3185","212625","27D885","2610A5"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791213,"usec":62380},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321974,"noise_level":-26.429489,"freq_skew":2.860702,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[183,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791213,"usec":813628},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658495,"noise_level":-27.060581,"freq_skew":0.138325,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"A51547","msg_num":"M20","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791213,"usec":816134},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665532,"noise_level":-26.943876,"freq_skew":0.616853,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791214,"usec":570486},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543545,"noise_level":-26.905323,"freq_skew":0.223753,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"16302550","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":[71,0,39,65,72,79,80,0,57,133,104,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791215,"usec":340065},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454570,"noise_level":-26.702862,"freq_skew":-0.034115,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":2881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791216,"usec":91195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689565,"noise_level":-27.321150,"freq_skew":-0.179419,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791216,"usec":93771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998464,"noise_level":-27.161209,"freq_skew":0.371943,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791216,"usec":105554},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777536,"noise_level":-26.849897,"freq_skew":-2.552613,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791217,"usec":620492},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574140,"noise_level":-26.547413,"freq_skew":0.875211,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[51,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791217,"usec":621139},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981026,"noise_level":-26.510574,"freq_skew":-0.176447,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791218,"usec":390108},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500306,"noise_level":-26.062813,"freq_skew":-2.906465,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"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":[104,23,153,10]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791218,"usec":390606},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205248,"noise_level":-26.484844,"freq_skew":2.876737,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[110,234]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791218,"usec":394145},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612493,"noise_level":-26.393696,"freq_skew":0.840691,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"A","ack":"!","sublabel":"MD","msg_text":"REQPOS,RP.PR.FH.DT46B8"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791218,"usec":396246},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575408,"noise_level":-26.339462,"freq_skew":0.898298,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791219,"usec":147125},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.635760,"noise_level":-26.797081,"freq_skew":2.194418,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791219,"usec":147125},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-5.635760,"noise_level":-26.797081,"freq_skew":2.194418,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,192,116,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791219,"usec":152578},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298737,"noise_level":-26.665112,"freq_skew":0.741727,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791219,"usec":154144},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950625,"noise_level":-26.627771,"freq_skew":0.810886,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791219,"usec":906595},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521269,"noise_level":-27.608126,"freq_skew":3.024466,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"KL080Z","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791220,"usec":672946},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906820,"noise_level":-27.975958,"freq_skew":0.912500,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791220,"usec":676638},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227738,"noise_level":-27.782309,"freq_skew":-3.292247,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"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":[46,102,88,86]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791220,"usec":679998},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531328,"noise_level":-28.609535,"freq_skew":3.221723,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"KL080Z","msg_num":"F75","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/TS164018,300126/AK,47A0BE"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791221,"usec":429521},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692225,"noise_level":-28.158806,"freq_skew":0.739020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791221,"usec":429521},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.692225,"noise_level":-28.158806,"freq_skew":0.739020,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":196429},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732766,"noise_level":-27.767765,"freq_skew":0.972549,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5,"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":1362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,122,116,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":196581},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296942,"noise_level":-27.767765,"freq_skew":0.054219,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,79]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":197395},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653921,"noise_level":-27.704269,"freq_skew":2.414855,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":198843},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269855,"noise_level":-27.599464,"freq_skew":2.517628,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,192,116,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":203275},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568968,"noise_level":-27.434364,"freq_skew":-2.613779,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":1,"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":657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791222,"usec":952536},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648783,"noise_level":-27.332745,"freq_skew":2.972970,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791224,"usec":474082},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810645,"noise_level":-27.385485,"freq_skew":-0.060204,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":753,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[103,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791224,"usec":475172},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.446682,"noise_level":-27.324715,"freq_skew":-2.615139,"avlc":{"src":{"addr":"3452C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791225,"usec":243698},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468486,"noise_level":-26.864632,"freq_skew":-0.193852,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,80]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791225,"usec":248494},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.294316,"noise_level":-26.736046,"freq_skew":2.405135,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23CB05","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2548,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[24,192,116,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791225,"usec":996618},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778940,"noise_level":-26.439354,"freq_skew":-3.060575,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":391,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791226,"usec":766505},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.403004,"noise_level":-26.599836,"freq_skew":2.362013,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-3.600000},"alt":32000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791226,"usec":773730},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.820270,"noise_level":-26.397932,"freq_skew":2.421565,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-WNC","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"W681BS","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791227,"usec":524329},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.270961,"noise_level":-26.379807,"freq_skew":2.375993,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"23222451","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":[71,0,39,65,87,90,90,0,77,37,41,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791228,"usec":293622},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153264,"noise_level":-25.667500,"freq_skew":2.269978,"avlc":{"src":{"addr":"4D2529","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791229,"usec":50608},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746660,"noise_level":-25.340147,"freq_skew":-2.859940,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[221,131,47,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791229,"usec":55959},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253824,"noise_level":-25.445732,"freq_skew":-0.146028,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[59,85]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791229,"usec":811082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117142,"noise_level":-25.300617,"freq_skew":-3.149768,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791230,"usec":575874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612373,"noise_level":-25.980247,"freq_skew":2.535345,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791230,"usec":577956},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735088,"noise_level":-26.638823,"freq_skew":0.830116,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23862,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":16,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[110,72]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"DELOG"}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791231,"usec":330105},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974806,"noise_level":-26.202290,"freq_skew":2.378750,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791231,"usec":331241},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389336,"noise_level":-26.225595,"freq_skew":3.039793,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":2121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[179,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791231,"usec":331543},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856245,"noise_level":-27.158604,"freq_skew":-2.141524,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":3,"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":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[251,101,107,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791232,"usec":95314},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545228,"noise_level":-27.276106,"freq_skew":3.154592,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":2122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2752,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[143,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791232,"usec":105125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799643,"noise_level":-28.166773,"freq_skew":0.750823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791232,"usec":105125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.799643,"noise_level":-28.166773,"freq_skew":0.750823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23868,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[47,134]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791233,"usec":617161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682573,"noise_level":-27.401196,"freq_skew":3.129854,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791233,"usec":618621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068129,"noise_level":-28.137383,"freq_skew":0.669460,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791235,"usec":143606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744343,"noise_level":-27.094290,"freq_skew":1.006702,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791235,"usec":147311},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868487,"noise_level":-26.996553,"freq_skew":-1.718457,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791235,"usec":153336},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983671,"noise_level":-27.483944,"freq_skew":0.780010,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791235,"usec":919068},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657113,"noise_level":-26.907284,"freq_skew":0.778722,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,11,126,241]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791236,"usec":665697},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732959,"noise_level":-26.679428,"freq_skew":-0.570768,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYD","mode":"2","label":"5U","blk_id":"5","ack":"!","flight":"TO3386","msg_num":"M83","msg_num_seq":"A","msg_text":"LFBO LFBT LFMP LFBP-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791237,"usec":431751},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.920763,"noise_level":-27.165525,"freq_skew":-3.311028,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2712,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[215,73,158,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791237,"usec":433331},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.044761,"noise_level":-27.210855,"freq_skew":-3.387773,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[67,100,104,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791237,"usec":440836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621372,"noise_level":-28.130598,"freq_skew":0.938713,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":246,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23880,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[241,76,253,217]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":192735},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589818,"noise_level":-27.740799,"freq_skew":0.915311,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"_d","blk_id":"2","ack":"C","flight":"DK1521","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":198678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689269,"noise_level":-27.552265,"freq_skew":-1.852697,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":199393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618988,"noise_level":-28.049793,"freq_skew":-3.356036,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":202916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145554,"noise_level":-28.027878,"freq_skew":0.945266,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":952178},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889086,"noise_level":-28.223783,"freq_skew":0.930492,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK1521","msg_num":"F64","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":957451},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542730,"noise_level":-27.915876,"freq_skew":0.975985,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-5.500000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791238,"usec":958077},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754960,"noise_level":-28.394592,"freq_skew":3.079321,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2752,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[238,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":713797},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922293,"noise_level":-28.993626,"freq_skew":0.856867,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-AGO","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"IZ0254","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":714372},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742629,"noise_level":-28.944839,"freq_skew":0.775427,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"34702106","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":[71,0,39,65,65,73,90,0,115,132,70,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":715012},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862308,"noise_level":-28.896324,"freq_skew":0.894513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[43,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":716066},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444129,"noise_level":-28.824059,"freq_skew":0.809863,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[224,71,28,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":718693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452722,"noise_level":-29.187889,"freq_skew":-1.157801,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791239,"usec":719984},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542270,"noise_level":-29.162912,"freq_skew":3.225509,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41082W006070,TOSDI,164019,340,ZMR,164420,NUBLO,M50,291147,153,73/RP:DA:LPPT:AA:EHAM:CR:OFP536(18R)..ZMR..NUBLO..RONSI..DELOG..PEXOD..DIDIG..USODA..ERCUT..DITAL.UN873.BAZOS..LUMIL..BELOB.UY873.DENUT:A:DE"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791240,"usec":478042},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808707,"noise_level":-29.309788,"freq_skew":-3.044106,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791240,"usec":484147},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513131,"noise_level":-29.035118,"freq_skew":-2.929991,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791240,"usec":488726},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859086,"noise_level":-29.010572,"freq_skew":0.846161,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791240,"usec":490290},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755375,"noise_level":-29.769665,"freq_skew":3.075301,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":231058},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588039,"noise_level":-29.584412,"freq_skew":0.735620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":231058},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.588039,"noise_level":-29.584412,"freq_skew":0.735620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":16,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[242,52]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":40,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":231058},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.588039,"noise_level":-29.584412,"freq_skew":0.735620,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":997137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405485,"noise_level":-28.928997,"freq_skew":-1.951983,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":997474},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442547,"noise_level":-28.904753,"freq_skew":3.015355,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"B","sublabel":"M1","msg_text":"NU3A:F:RIVER..SPL01..AM240:AP:ILS 18R.RIVER:F:VECTOR/PR1436,203,340,153,,46,50,282055,M51,40,P65,P0/FHZMR,164420,272K,3400,150,M50,292095,456,N,042,36.NUBLO,165403,273K,3400,140,M50,282055,457,N,023,74.RONS"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":998517},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537496,"noise_level":-28.832415,"freq_skew":-2.719475,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791241,"usec":998962},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741874,"noise_level":-29.300095,"freq_skew":0.840694,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DK1521","msg_num":"F64","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":4689},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027697,"noise_level":-29.050314,"freq_skew":2.931058,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"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":2124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[168,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":5582},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857744,"noise_level":-29.732594,"freq_skew":-1.710652,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":6479},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912359,"noise_level":-29.679489,"freq_skew":0.948968,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":764871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490941,"noise_level":-30.142347,"freq_skew":0.822409,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":768704},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738985,"noise_level":-29.867531,"freq_skew":1.096762,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"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":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[140,108]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":773808},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760625,"noise_level":-29.680206,"freq_skew":0.937483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":227,"sseq":1,"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":44782,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791242,"usec":773808},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.760625,"noise_level":-29.680206,"freq_skew":0.937483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":518189},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546324,"noise_level":-29.496838,"freq_skew":3.046809,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"C","sublabel":"M1","msg_text":"I,170058,272K,3400,134,M50,282055,457,N,024,54.DELOG,170807,272K,3400,127,M50,282055,456,N,024,55.PEXOD,171716,272K,3400,118,M50,282055,456,N,035,72.DIDIG,172410,272K,3400,112,M50,282055,456,N,036,55.USODA,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":521363},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.233212,"noise_level":-30.262568,"freq_skew":-3.116868,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":523862},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746278,"noise_level":-30.252817,"freq_skew":-2.933619,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":524659},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985532,"noise_level":-30.695507,"freq_skew":-1.650915,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":526493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418542,"noise_level":-31.516594,"freq_skew":-0.668929,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791243,"usec":526577},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.895521,"noise_level":-31.516594,"freq_skew":0.876911,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791244,"usec":288473},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500998,"noise_level":-30.946959,"freq_skew":1.027134,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791244,"usec":294349},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581574,"noise_level":-30.735146,"freq_skew":2.915025,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"D","sublabel":"M1","msg_text":"173235,272K,3400,104,M50,282055,455,N,034,66.ERCUT,173748,272K,3400,99,M50,282055,455,N,049,42.DITAL,175013,272K,3400,87,M50,282055,455,N,038,98.ELCOB,175257,271K,3400,85,M50,282055,455,N,037,22.PODEM,17551"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791245,"usec":51182},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883460,"noise_level":-31.596722,"freq_skew":0.703716,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"DK1521","msg_num":"F65","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39555W006597,N38317W008245,164037,340,BARDI,164726,ZMR,M54,294147,210/TS164037,300126C229"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791245,"usec":51778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765983,"noise_level":-31.530951,"freq_skew":-3.098886,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791245,"usec":54916},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482904,"noise_level":-31.637020,"freq_skew":0.859614,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791246,"usec":571682},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551702,"noise_level":-30.576860,"freq_skew":2.897815,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"E","sublabel":"M1","msg_text":"9,271K,3400,83,M50,282055,455,N,044,19.BAZOS,175757,271K,3400,80,M50,282055,455,N,044,21.LUMIL,180631,272K,3400,72,M50,282055,455,N,037,68.BELOB,180903,272K,3400,70,M50,282055,455,N,028,20.DENUT,181344,296K"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791246,"usec":581590},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729586,"noise_level":-30.763908,"freq_skew":0.788523,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791246,"usec":582542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.331767,"noise_level":-30.704128,"freq_skew":-1.331571,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791247,"usec":347508},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459780,"noise_level":-29.962280,"freq_skew":2.869769,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"F","sublabel":"M1","msg_text":",2400,68,M33,282039,419,Y,028,36.YENZO,181810,296K,1564,67,M16,282025,370,Y,359,29.RIVER,182146,250K,1000,66,M5,282016,289,Y,058,21.SPL01,182542,250K,701,64,P1,282011,276,Y,042,19.AM240,182946,250K,414,61,P"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791248,"usec":103378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469241,"noise_level":-30.620335,"freq_skew":0.748913,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791248,"usec":104215},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512659,"noise_level":-30.561533,"freq_skew":0.736483,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791248,"usec":854508},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693522,"noise_level":-30.252954,"freq_skew":0.811146,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791248,"usec":860272},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421009,"noise_level":-29.785051,"freq_skew":3.042973,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"G","sublabel":"M1","msg_text":"7,282007,265,Y,013,18.AM241,183106,222K,327,61,P9,282005,233,Y,003,6.AM242,183150,204K,283,61,P9,282005,213,Y,093,3.PEVOS,183226,220K,200,61,P10,282004,195,Y,133,2.AM621,183324,161K,200,60,P11,282003,166,Y,"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791249,"usec":625637},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664356,"noise_level":-30.326923,"freq_skew":0.923446,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791250,"usec":388742},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441041,"noise_level":-29.536875,"freq_skew":2.872860,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"H","sublabel":"M1","msg_text":"183,3.AM622,183411,160K,131,59,P12,282002,164,Y,183,2.RW18R,183540,162K,4,58,P15,000000,162,Y,183,4.489,,,49,,,000000,,Y,184,0.AM624,,220K,200,,,000000,,Y,277,7.VECTOR,,,,,,000000,,Y,294.EHAM,,150K,1,,,0000"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791251,"usec":145226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.254972,"noise_level":-30.087547,"freq_skew":-1.369295,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791251,"usec":145687},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463614,"noise_level":-30.087547,"freq_skew":0.768462,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791251,"usec":907236},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350374,"noise_level":-29.420221,"freq_skew":3.109364,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"KL080Z","msg_num":"F76","msg_num_seq":"I","sublabel":"M1","msg_text":"POSN41082W006070,TOSDI,164019,340,ZMR,164420,NUBLO,M50,291147,153,73/RP:DA:LPPT:AA:EHAM:CR:OFP536(18R)..ZMR..NUBLO..RONSI..DELOG..PEXOD..DIDIG..USODA..ERCUT..DITAL.UN873.BAZOS..LUMIL..BELOB.UY873.DENUT:A:DENU3A:F:RIVER..SPL01..AM240:AP:ILS 18R.RIVER:F:VECTOR/PR1436,203,340,153,,46,50,282055,M51,40,P65,P0/FHZMR,164420,272K,3400,150,M50,292095,456,N,042,36.NUBLO,165403,273K,3400,140,M50,282055,457,N,023,74.RONSI,170058,272K,3400,134,M50,282055,457,N,024,54.DELOG,170807,272K,3400,127,M50,282055,456,N,024,55.PEXOD,171716,272K,3400,118,M50,282055,456,N,035,72.DIDIG,172410,272K,3400,112,M50,282055,456,N,036,55.USODA,173235,272K,3400,104,M50,282055,455,N,034,66.ERCUT,173748,272K,3400,99,M50,282055,455,N,049,42.DITAL,175013,272K,3400,87,M50,282055,455,N,038,98.ELCOB,175257,271K,3400,85,M50,282055,455,N,037,22.PODEM,175519,271K,3400,83,M50,282055,455,N,044,19.BAZOS,175757,271K,3400,80,M50,282055,455,N,044,21.LUMIL,180631,272K,3400,72,M50,282055,455,N,037,68.BELOB,180903,272K,3400,70,M50,282055,455,N,028,20.DENUT,181344,296K,2400,68,M33,282039,419,Y,028,36.YENZO,181810,296K,1564,67,M16,282025,370,Y,359,29.RIVER,182146,250K,1000,66,M5,282016,289,Y,058,21.SPL01,182542,250K,701,64,P1,282011,276,Y,042,19.AM240,182946,250K,414,61,P7,282007,265,Y,013,18.AM241,183106,222K,327,61,P9,282005,233,Y,003,6.AM242,183150,204K,283,61,P9,282005,213,Y,093,3.PEVOS,183226,220K,200,61,P10,282004,195,Y,133,2.AM621,183324,161K,200,60,P11,282003,166,Y,183,3.AM622,183411,160K,131,59,P12,282002,164,Y,183,2.RW18R,183540,162K,4,58,P15,000000,162,Y,183,4.489,,,49,,,000000,,Y,184,0.AM624,,220K,200,,,000000,,Y,277,7.VECTOR,,,,,,000000,,Y,294.EHAM,,150K,1,,,000000,163,N,148,4:50/DTEHAM,18R,58,183540,732182"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791252,"usec":670231},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730966,"noise_level":-28.945271,"freq_skew":0.600213,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HSE","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791253,"usec":439094},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497164,"noise_level":-28.266993,"freq_skew":-1.480312,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791253,"usec":444233},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493217,"noise_level":-27.979317,"freq_skew":3.020117,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791254,"usec":190239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.136263,"noise_level":-27.892685,"freq_skew":2.263727,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791254,"usec":195449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362947,"noise_level":-27.513189,"freq_skew":2.120871,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791256,"usec":475006},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828375,"noise_level":-26.338020,"freq_skew":0.611273,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"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":44895,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791256,"usec":476071},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712979,"noise_level":-26.592905,"freq_skew":-1.250992,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":947,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791257,"usec":240801},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436661,"noise_level":-26.247322,"freq_skew":-3.365412,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791258,"usec":5768},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699784,"noise_level":-26.508657,"freq_skew":-0.197703,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":755,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791260,"usec":296027},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078761,"noise_level":-25.225832,"freq_skew":2.150139,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":5,"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":5529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[71,52]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791261,"usec":46558},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564362,"noise_level":-25.150963,"freq_skew":0.724118,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791261,"usec":813881},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107059,"noise_level":-24.721670,"freq_skew":0.915924,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791261,"usec":815172},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756148,"noise_level":-25.802393,"freq_skew":-2.675896,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"TO11JT","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTVF11JT/DTLPPT,20O,94,173526,307D62"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791261,"usec":815757},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680803,"noise_level":-25.785469,"freq_skew":0.966539,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2652,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[158,197]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791262,"usec":568939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176870,"noise_level":-25.634613,"freq_skew":-0.776570,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791262,"usec":571678},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771094,"noise_level":-26.660252,"freq_skew":1.029046,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2652,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[178,164]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791262,"usec":576862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727476,"noise_level":-26.384190,"freq_skew":-0.033323,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791264,"usec":91425},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585208,"noise_level":-25.755383,"freq_skew":0.748968,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791264,"usec":860686},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650398,"noise_level":-25.184801,"freq_skew":-3.363924,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2712,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[190,138,172,215]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791265,"usec":622672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797260,"noise_level":-25.649246,"freq_skew":0.814076,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23932,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,25,48,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791265,"usec":625644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598794,"noise_level":-25.517099,"freq_skew":-2.673495,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791265,"usec":631023},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626163,"noise_level":-26.118443,"freq_skew":0.899336,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":23933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,9,0,218]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791266,"usec":382709},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389239,"noise_level":-25.996325,"freq_skew":-3.478898,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791266,"usec":389389},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.617676,"noise_level":-26.533422,"freq_skew":-1.240699,"avlc":{"src":{"addr":"34635A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53844,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[19,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791266,"usec":391742},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591283,"noise_level":-26.478312,"freq_skew":-3.293422,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791267,"usec":149102},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626771,"noise_level":-26.820896,"freq_skew":1.914069,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[54,25]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791267,"usec":152483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394980,"noise_level":-27.702816,"freq_skew":-3.482157,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[137,19,137,171]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791267,"usec":905436},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684400,"noise_level":-28.734425,"freq_skew":1.981992,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":254,"sseq":3,"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":1898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[52,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791267,"usec":911839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583613,"noise_level":-28.362610,"freq_skew":0.740941,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791268,"usec":670743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922060,"noise_level":-27.876032,"freq_skew":-1.300858,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791269,"usec":435863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898687,"noise_level":-28.021423,"freq_skew":1.891842,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791270,"usec":193115},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498576,"noise_level":-28.690758,"freq_skew":2.188474,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":14,"dst_ref":53893,"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":[199,212]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791270,"usec":198282},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954465,"noise_level":-29.138422,"freq_skew":-1.187752,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":324,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791270,"usec":958651},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396311,"noise_level":-28.917398,"freq_skew":1.989302,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":5530,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791271,"usec":714767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162683,"noise_level":-28.151939,"freq_skew":1.859582,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791271,"usec":718128},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337493,"noise_level":-28.631786,"freq_skew":-0.191884,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"KLM28W","msg_num":"D56","msg_num_seq":"A","sublabel":"DF","msg_text":"(POS-KLM28W -4119N00309W/164054 F380\r\nRMK/FUEL 6.1 M0.79)"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791272,"usec":480403},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794615,"noise_level":-29.397871,"freq_skew":0.196029,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[101,88]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791274,"usec":1379},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686664,"noise_level":-28.158083,"freq_skew":0.349849,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[104,159]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":0,"acked_credit":11}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791275,"usec":529223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942097,"noise_level":-27.014704,"freq_skew":-0.113314,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791277,"usec":54461},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632077,"noise_level":-25.815802,"freq_skew":-0.216174,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-BCG","mode":"2","label":"20","blk_id":"1","ack":"!","flight":"KL028W","msg_num":"M80","msg_num_seq":"A","msg_text":"RST53A30164115KLM28W LEMGEHAM"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791277,"usec":815974},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403305,"noise_level":-25.581451,"freq_skew":0.586839,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791278,"usec":568699},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775631,"noise_level":-25.273190,"freq_skew":0.987394,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2652,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[187,55]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791278,"usec":573462},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945257,"noise_level":-25.037325,"freq_skew":-2.830146,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791278,"usec":574659},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965411,"noise_level":-25.551113,"freq_skew":0.909552,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":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":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19167,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[115,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791279,"usec":338946},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563607,"noise_level":-25.371937,"freq_skew":-2.983730,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[206,251,225,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791280,"usec":98658},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622398,"noise_level":-25.914194,"freq_skew":0.982674,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[129,161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791280,"usec":867073},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980853,"noise_level":-25.579348,"freq_skew":0.870542,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":254,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791280,"usec":867739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340503,"noise_level":-25.546387,"freq_skew":-0.136241,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791281,"usec":620922},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.447636,"noise_level":-25.960812,"freq_skew":0.855720,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":7,"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":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":2652,"variable_part_params":[{"name":"checksum","value":[108,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791281,"usec":625539},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772752,"noise_level":-25.722569,"freq_skew":-2.573821,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791281,"usec":626500},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442448,"noise_level":-25.740416,"freq_skew":0.113879,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791281,"usec":629453},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834832,"noise_level":-25.749928,"freq_skew":1.029070,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[158,6]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791282,"usec":382010},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422570,"noise_level":-25.699556,"freq_skew":-2.619064,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"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":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791283,"usec":150408},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097825,"noise_level":-25.600258,"freq_skew":0.764360,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":1,"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":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[154,9]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791283,"usec":901838},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119864,"noise_level":-25.323343,"freq_skew":0.919626,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"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":634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19167,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[28,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":41,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791284,"usec":666548},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412990,"noise_level":-24.993034,"freq_skew":0.938363,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791284,"usec":671490},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505216,"noise_level":-25.468384,"freq_skew":0.898844,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1364,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791284,"usec":674886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716720,"noise_level":-25.338936,"freq_skew":-0.163600,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791285,"usec":428257},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804790,"noise_level":-26.571873,"freq_skew":-2.048410,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":20.000000,"flags":246,"pdu_id":380,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791285,"usec":432364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559768,"noise_level":-26.334513,"freq_skew":0.905194,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791285,"usec":436044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719003,"noise_level":-26.156239,"freq_skew":-2.148494,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791286,"usec":955900},"freq":136975000,"burst_len_octets":136,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986511,"noise_level":-25.445057,"freq_skew":-0.359833,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"80","blk_id":"3","ack":"!","flight":"UX6066","msg_num":"M22","msg_num_seq":"A","msg_text":"3D01 RMPSRV 6066/30 LEPA/LEMD .EC-MXM\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR 01/UMNR 00/MAAS N\r\n1S"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791287,"usec":717715},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848716,"noise_level":-25.078941,"freq_skew":0.618828,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1364,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791290,"usec":8257},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905603,"noise_level":-24.489250,"freq_skew":-0.146420,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791290,"usec":11301},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599059,"noise_level":-24.445667,"freq_skew":2.495528,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"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":122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[228,174,4,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791299,"usec":146386},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405018,"noise_level":-21.161463,"freq_skew":0.657214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791299,"usec":906075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760758,"noise_level":-21.849737,"freq_skew":-1.294902,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791299,"usec":911207},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618069,"noise_level":-21.720381,"freq_skew":0.857895,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791301,"usec":426764},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773260,"noise_level":-22.057665,"freq_skew":2.650724,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791302,"usec":187313},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840607,"noise_level":-21.754784,"freq_skew":-2.044177,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":6,"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":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[103,31,16,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791302,"usec":187785},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916279,"noise_level":-22.812229,"freq_skew":0.680726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":227,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791302,"usec":955703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753978,"noise_level":-22.517124,"freq_skew":-1.547005,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791303,"usec":716607},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810709,"noise_level":-22.435244,"freq_skew":-1.748647,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":422,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791304,"usec":485619},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105746,"noise_level":-22.673168,"freq_skew":0.033244,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791304,"usec":486269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649712,"noise_level":-23.799606,"freq_skew":-2.005497,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791309,"usec":46411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940463,"noise_level":-23.019844,"freq_skew":-2.631366,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791309,"usec":814222},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081053,"noise_level":-22.437252,"freq_skew":0.740726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":45238,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791311,"usec":328551},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788074,"noise_level":-22.090189,"freq_skew":0.278327,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[167,69]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791311,"usec":330582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519518,"noise_level":-22.013187,"freq_skew":2.644946,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791315,"usec":147957},"freq":136975000,"burst_len_octets":136,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928056,"noise_level":-20.638514,"freq_skew":-0.195305,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"80","blk_id":"4","ack":"!","flight":"UX6066","msg_num":"M23","msg_num_seq":"A","msg_text":"3D01 RMPSRV 6066/30 LEPA/LEMD .EC-MXM\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR 01/UMNR 01/MAAS N\r\n1S"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791315,"usec":909784},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754277,"noise_level":-20.536282,"freq_skew":0.739901,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":416,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791315,"usec":910370},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719145,"noise_level":-20.527048,"freq_skew":0.828859,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":461,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791316,"usec":664568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313417,"noise_level":-21.476654,"freq_skew":0.973221,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791318,"usec":954482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.224456,"noise_level":-20.718004,"freq_skew":-0.135083,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791318,"usec":955616},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637830,"noise_level":-21.556362,"freq_skew":0.852779,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":416,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791318,"usec":960152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721517,"noise_level":-21.964115,"freq_skew":-0.166617,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791318,"usec":960950},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737180,"noise_level":-22.748060,"freq_skew":0.769737,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791319,"usec":723848},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570490,"noise_level":-23.325920,"freq_skew":1.918266,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791321,"usec":252737},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590358,"noise_level":-23.672464,"freq_skew":-0.431916,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791322,"usec":5231},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762726,"noise_level":-23.844995,"freq_skew":0.854959,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":416,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791322,"usec":6010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584959,"noise_level":-24.209972,"freq_skew":-0.875179,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791322,"usec":766717},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782810,"noise_level":-25.233181,"freq_skew":0.239701,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791325,"usec":814642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750669,"noise_level":-23.704855,"freq_skew":-3.465416,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791327,"usec":337742},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925640,"noise_level":-24.133434,"freq_skew":0.717412,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,42,162,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791327,"usec":340309},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673455,"noise_level":-24.405407,"freq_skew":0.636952,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791328,"usec":100744},"freq":136975000,"burst_len_octets":164,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714248,"noise_level":-24.177631,"freq_skew":-3.091552,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"3","ack":"!","flight":"DK1159","msg_num":"J37","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA071E986FF215884CA7741D0C58B1F1C75E600E0A88F340040F06F97EC0040D1F099FF4D6084D0144207817FE3A484D00D3FF","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"basic_report":{"lat":43.024693,"lon":-2.446175,"alt":33992,"ts_sec":2525.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1159 "}},{"earth_ref_data":{"true_trk_deg":29.619141,"true_trk_valid":true,"gnd_spd_kts":486.500000,"vspd_ftmin":16}},{"air_ref_data":{"true_hdg_deg":19.599609,"true_hdg_valid":true,"spd_mach":0.765500,"vspd_ftmin":16.000000}},{"predicted_route":{"next_wpt":{"lat":43.646450,"lon":-1.962433,"alt":34000,"eta_sec":324},"next_next_wpt":{"lat":45.659523,"lon":-0.311565,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791328,"usec":101755},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646870,"noise_level":-25.171366,"freq_skew":0.812317,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"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":5,"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":45360,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":5,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791328,"usec":105982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707269,"noise_level":-25.108578,"freq_skew":0.816507,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791329,"usec":620432},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640984,"noise_level":-24.489883,"freq_skew":-0.222880,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791331,"usec":142463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552395,"noise_level":-24.599327,"freq_skew":2.071422,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791331,"usec":143310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893191,"noise_level":-25.807287,"freq_skew":-1.052991,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791331,"usec":148423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824529,"noise_level":-25.783745,"freq_skew":-3.007410,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791333,"usec":434225},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225751,"noise_level":-24.764099,"freq_skew":-2.662558,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791338,"usec":9438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893455,"noise_level":-23.272285,"freq_skew":-1.879278,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791338,"usec":9640},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683754,"noise_level":-24.190084,"freq_skew":-3.175040,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[129,148,21,163]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791339,"usec":523022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648755,"noise_level":-23.684464,"freq_skew":0.832134,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791339,"usec":528374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871452,"noise_level":-24.067112,"freq_skew":-2.954728,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791340,"usec":292862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764454,"noise_level":-24.778807,"freq_skew":0.794891,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791340,"usec":298179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554531,"noise_level":-24.674036,"freq_skew":2.446724,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"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":[158,174,148,11]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791341,"usec":813296},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712439,"noise_level":-25.087736,"freq_skew":0.933573,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,147,131,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791343,"usec":339487},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858842,"noise_level":-25.090359,"freq_skew":0.715006,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791344,"usec":99790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651733,"noise_level":-24.634312,"freq_skew":0.738170,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791344,"usec":104082},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996799,"noise_level":-24.531258,"freq_skew":0.935112,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[149,147,131,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791344,"usec":859165},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794210,"noise_level":-24.300203,"freq_skew":0.890977,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791345,"usec":626171},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607789,"noise_level":-24.047409,"freq_skew":0.690717,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791351,"usec":712704},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913649,"noise_level":-21.478024,"freq_skew":-2.278710,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[166,241,162,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791351,"usec":720644},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441481,"noise_level":-21.915274,"freq_skew":-1.853113,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":12,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[93,211,116,117]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791353,"usec":248244},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097179,"noise_level":-21.369669,"freq_skew":0.401510,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791355,"usec":528811},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552295,"noise_level":-20.789478,"freq_skew":-1.863259,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":227,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791356,"usec":288392},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001902,"noise_level":-21.269800,"freq_skew":0.718418,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791356,"usec":289452},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412590,"noise_level":-22.062969,"freq_skew":0.102783,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":269,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791356,"usec":295983},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793635,"noise_level":-22.008665,"freq_skew":0.379798,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2553,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[97,91]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791357,"usec":813227},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839473,"noise_level":-21.644253,"freq_skew":0.460133,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":5,"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":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,208]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791357,"usec":814288},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412295,"noise_level":-22.548019,"freq_skew":0.191645,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":50.000000,"flags":192,"pdu_id":2885,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791357,"usec":815317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675538,"noise_level":-23.492790,"freq_skew":-3.025468,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791358,"usec":585619},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668960,"noise_level":-23.037457,"freq_skew":-2.904702,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"EKCH"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-2.300000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791359,"usec":334577},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655243,"noise_level":-22.902956,"freq_skew":-3.151011,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"DK1159","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791359,"usec":334577},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.655243,"noise_level":-22.902956,"freq_skew":-3.151011,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"21354541","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":[71,0,39,65,86,75,71,0,69,217,97,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":93735},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465644,"noise_level":-23.684931,"freq_skew":-2.422127,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"SR02PD","msg_num":"M43","msg_num_seq":"A","msg_text":"164238,34006,1830, 8,N 41.311 W 2.053"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":94202},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347538,"noise_level":-24.694254,"freq_skew":-1.409790,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[154,142,212,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":94445},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796302,"noise_level":-24.694254,"freq_skew":-2.899699,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":95018},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625520,"noise_level":-25.547295,"freq_skew":-3.014068,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[214,97,71,78]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,214,247,93]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":97413},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612190,"noise_level":-25.400486,"freq_skew":-2.999614,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":3,"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":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":99639},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705166,"noise_level":-25.524254,"freq_skew":-2.898603,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2618,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[44,46,121,248]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,83,123,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":862590},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458766,"noise_level":-25.442602,"freq_skew":-3.006717,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":862861},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.209839,"noise_level":-26.458134,"freq_skew":0.954856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791360,"usec":867009},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200483,"noise_level":-26.396435,"freq_skew":-3.002466,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791361,"usec":615042},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964308,"noise_level":-26.252510,"freq_skew":-2.878098,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791361,"usec":616925},"freq":136975000,"burst_len_octets":326,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667693,"noise_level":-27.198196,"freq_skew":-1.209861,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AT796L","msg_num":"139","msg_num_seq":"A","sublabel":"T1","msg_text":"RTE 1 30JAN26 1642 CN-RHK RAM796L GMMN/LFBO BCG59-U000-08E7 BCG3A-0MFC-0015 L 1522 30JAN26\n\rFDE 36145241 A 1522 30JAN26\n\rMSG 3612030 L 1522 30JAN26 ES H\n\rOC 1522 30JAN26 : - -\n\rPD -\n\rPD -\n\rPD -\n\rPD -\n\rNCMM\n\rMSG 4612000 I 1640 30JAN26 ER I 1\n\rOC 1640 30JAN26 : 1640 30JAN26\n\rEOR"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791363,"usec":142831},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226317,"noise_level":-26.887611,"freq_skew":0.312485,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791363,"usec":142941},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223264,"noise_level":-26.887611,"freq_skew":-2.189899,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791363,"usec":901321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177772,"noise_level":-27.352055,"freq_skew":2.065635,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791363,"usec":911314},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383237,"noise_level":-26.956213,"freq_skew":-2.936576,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791364,"usec":677511},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562692,"noise_level":-27.075481,"freq_skew":0.187700,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791365,"usec":429475},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737441,"noise_level":-27.769112,"freq_skew":-1.136768,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791366,"usec":188859},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.543914,"noise_level":-27.273613,"freq_skew":1.994608,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791366,"usec":197595},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860273,"noise_level":-26.958317,"freq_skew":-3.009102,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2618,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[90,37,118,157]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791366,"usec":198572},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356828,"noise_level":-26.919699,"freq_skew":-2.594596,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791366,"usec":950242},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762733,"noise_level":-26.710310,"freq_skew":-0.990864,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYD","mode":"2","label":"_d","blk_id":"6","ack":"E","flight":"TO3386","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791366,"usec":954595},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771060,"noise_level":-26.728455,"freq_skew":0.850189,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"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":45633,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791367,"usec":718827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759077,"noise_level":-26.505182,"freq_skew":-2.846424,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791367,"usec":722431},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805660,"noise_level":-26.251753,"freq_skew":-0.953564,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYD","mode":"2","label":"_d","blk_id":"7","ack":"F","flight":"TO3386","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791367,"usec":722503},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097456,"noise_level":-26.251753,"freq_skew":0.656376,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791369,"usec":239824},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955656,"noise_level":-25.803854,"freq_skew":-1.047564,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYD","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"TO3386","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":11525},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402203,"noise_level":-25.941999,"freq_skew":0.647823,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","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":7}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":12402},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326227,"noise_level":-26.609814,"freq_skew":0.673274,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":15254},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620331,"noise_level":-27.299097,"freq_skew":-2.690775,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":762386},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724439,"noise_level":-27.238926,"freq_skew":0.739953,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24090,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[124,91,45,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":766197},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369956,"noise_level":-27.119818,"freq_skew":-3.036472,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":766197},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.369956,"noise_level":-27.119818,"freq_skew":-3.036472,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":20.000000,"flags":246,"pdu_id":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63,"dst_ref":2618,"variable_part_params":[{"name":"atn_checksum","value":[80,186,252,45]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":766749},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485649,"noise_level":-27.122253,"freq_skew":0.624758,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":766749},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.485649,"noise_level":-27.122253,"freq_skew":0.624758,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"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":[181,172,129,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791370,"usec":773280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079510,"noise_level":-26.812309,"freq_skew":2.583489,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791371,"usec":524519},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869580,"noise_level":-27.609119,"freq_skew":0.251795,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":6,"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":272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2553,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[26,181]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791371,"usec":527142},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234298,"noise_level":-27.403002,"freq_skew":0.833265,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791371,"usec":534374},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113547,"noise_level":-27.221588,"freq_skew":0.400089,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62019,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[52,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791373,"usec":52863},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801485,"noise_level":-26.403578,"freq_skew":0.348097,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":0,"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":274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":2553,"variable_part_params":[{"name":"checksum","value":[193,140]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791373,"usec":58168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998894,"noise_level":-26.241699,"freq_skew":0.322060,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791373,"usec":60212},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.303689,"noise_level":-26.233881,"freq_skew":1.928392,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791373,"usec":804798},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438660,"noise_level":-26.180632,"freq_skew":0.226177,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[185,222]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791373,"usec":813487},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340730,"noise_level":-25.902025,"freq_skew":0.574580,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"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":[181,172,129,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791375,"usec":333743},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530507,"noise_level":-25.178967,"freq_skew":0.358841,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[181,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791376,"usec":100737},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142628,"noise_level":-24.763344,"freq_skew":0.399031,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":3,"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":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62019,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[254,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":42,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791376,"usec":859300},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923262,"noise_level":-25.180222,"freq_skew":-0.128837,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HTVM","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"TO9851","msg_num":"D54","msg_num_seq":"A","sublabel":"DF","msg_text":"41101F-HTVMYK713B737-800300126TOEEEEGMADLFRN0240TVF820\r\n150548CR575440014235779-655-403N33244W009034057441\r\n086830869008990899063006390011100138\r\n010260101900620063044043105103\r\n058010095011013025003006\r\n16"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791377,"usec":618176},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824245,"noise_level":-25.599869,"freq_skew":0.778586,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791377,"usec":627517},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436627,"noise_level":-25.290966,"freq_skew":0.966421,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791377,"usec":627844},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881264,"noise_level":-25.290966,"freq_skew":0.152669,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".F-HTVM","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"TO9851","msg_num":"D54","msg_num_seq":"B","sublabel":"DF","msg_text":"2184187124000\r\n1100000011000868086900000000100557005570024300243\r\n018CE018CE0000000000000010000139A8539A85\r\n010000100010000200007F0927F0920000000000\r\n40841408448965138969617E6D7E6DAB\r\n03090311100100068069-0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791378,"usec":385692},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295803,"noise_level":-26.776363,"freq_skew":0.760840,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"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":[181,172,129,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791378,"usec":392472},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656371,"noise_level":-27.521124,"freq_skew":0.789855,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791379,"usec":142690},"freq":136975000,"burst_len_octets":241,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747760,"noise_level":-27.078346,"freq_skew":-0.044505,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"TO9851","msg_num":"D54","msg_num_seq":"C","sublabel":"DF","msg_text":"41101F-HTVMYK713B737-800300126TOEEEEGMADLFRN0240TVF820\r\n150548CR575440014235779-655-403N33244W009034057441\r\n086830869008990899063006390011100138\r\n010260101900620063044043105103\r\n058010095011013025003006\r\n162184187124000\r\n1100000011000868086900000000100557005570024300243\r\n018CE018CE0000000000000010000139A8539A85\r\n010000100010000200007F0927F0920000000000\r\n40841408448965138969617E6D7E6DAB\r\n03090311100100068069-004-004XXXXXXXX\r\n02800280100510100390390383038663006395\r\n1101110111111111X0111101\r\n1101110111111111X0111101\r\n411800022010800130033360400006200001038190383700393\r\n038100381502508059476049343\r\n:\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791379,"usec":906594},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761065,"noise_level":-26.713314,"freq_skew":0.852165,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTVM","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791380,"usec":682455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674498,"noise_level":-26.801376,"freq_skew":-0.033083,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791381,"usec":434420},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410694,"noise_level":-26.742258,"freq_skew":0.677898,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"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":[181,172,129,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791382,"usec":192185},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115576,"noise_level":-26.935860,"freq_skew":0.334486,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791382,"usec":200375},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634043,"noise_level":-26.880428,"freq_skew":0.772421,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791382,"usec":957255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000460,"noise_level":-27.385403,"freq_skew":-1.063158,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791386,"usec":1336},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574661,"noise_level":-25.525982,"freq_skew":0.753697,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791386,"usec":768296},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438648,"noise_level":-25.931036,"freq_skew":0.048702,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791387,"usec":521729},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773529,"noise_level":-26.488106,"freq_skew":-2.643275,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[103,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791387,"usec":523883},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468136,"noise_level":-27.250572,"freq_skew":-3.382522,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[106,12,137,64]},{"name":"subseq_num","value":1}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791388,"usec":289614},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620098,"noise_level":-27.790474,"freq_skew":0.720752,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791388,"usec":294561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935360,"noise_level":-27.642651,"freq_skew":0.711600,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791389,"usec":50143},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.312841,"noise_level":-27.173935,"freq_skew":2.163000,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791389,"usec":51020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778290,"noise_level":-27.114620,"freq_skew":-1.390266,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791389,"usec":52213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500785,"noise_level":-27.075300,"freq_skew":0.086127,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791389,"usec":807259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905958,"noise_level":-27.146412,"freq_skew":0.672017,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791389,"usec":820989},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857346,"noise_level":-27.714931,"freq_skew":-0.310149,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[103,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791392,"usec":99102},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160151,"noise_level":-27.443884,"freq_skew":-0.142512,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,79]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791392,"usec":101652},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528354,"noise_level":-27.362406,"freq_skew":0.837531,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[189,122,116,227]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791392,"usec":105999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583024,"noise_level":-27.201710,"freq_skew":-1.473990,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791392,"usec":106993},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255132,"noise_level":-28.070593,"freq_skew":-2.578650,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791395,"usec":153444},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839841,"noise_level":-26.494587,"freq_skew":-0.509685,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":757,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2714,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[42,80]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791395,"usec":155248},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460831,"noise_level":-27.398251,"freq_skew":0.851174,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791395,"usec":158304},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558250,"noise_level":-27.276953,"freq_skew":-2.876749,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791395,"usec":910638},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574720,"noise_level":-28.004688,"freq_skew":-3.162476,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":622,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791395,"usec":916335},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378252,"noise_level":-28.581703,"freq_skew":-0.124715,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,79]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791396,"usec":664501},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762701,"noise_level":-29.090693,"freq_skew":-3.036076,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791396,"usec":665580},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823151,"noise_level":-29.016798,"freq_skew":2.128908,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791397,"usec":437114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126356,"noise_level":-28.043289,"freq_skew":0.388793,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791398,"usec":958925},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460792,"noise_level":-27.618889,"freq_skew":-3.070621,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":20.000000,"flags":246,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[221,131,47,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791400,"usec":483411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820472,"noise_level":-27.197929,"freq_skew":2.273520,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791401,"usec":237551},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661085,"noise_level":-26.658035,"freq_skew":-2.384561,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[251,101,107,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791403,"usec":532510},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.207652,"noise_level":-25.439070,"freq_skew":0.128627,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791404,"usec":287588},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106368,"noise_level":-24.980240,"freq_skew":-0.310304,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"5","ack":"S","flight":"UX6066","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791404,"usec":288285},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215377,"noise_level":-24.949472,"freq_skew":1.914296,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791405,"usec":58014},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.918787,"noise_level":-24.486006,"freq_skew":0.942406,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":3,"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":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19167,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[137,106]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791405,"usec":812482},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991374,"noise_level":-24.370308,"freq_skew":-0.390950,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"6","ack":"T","flight":"UX6066","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791406,"usec":574005},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007767,"noise_level":-23.881512,"freq_skew":-2.130387,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791406,"usec":577017},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301498,"noise_level":-24.973364,"freq_skew":2.590433,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"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":2125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[168,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791407,"usec":339050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339123,"noise_level":-25.495033,"freq_skew":0.697594,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791408,"usec":108080},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580972,"noise_level":-24.986923,"freq_skew":0.610411,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791408,"usec":853944},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571339,"noise_level":-25.788200,"freq_skew":-0.469886,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791409,"usec":623295},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405615,"noise_level":-25.320244,"freq_skew":0.832168,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[43,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791409,"usec":625440},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688546,"noise_level":-25.256374,"freq_skew":0.763782,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[224,71,28,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791409,"usec":626958},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233216,"noise_level":-25.177191,"freq_skew":-1.346130,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"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":[189,142,11,75]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791410,"usec":383428},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789493,"noise_level":-25.461304,"freq_skew":2.628509,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":2126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[107,232]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791410,"usec":389097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.417121,"noise_level":-26.513262,"freq_skew":0.967374,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791411,"usec":152155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132565,"noise_level":-26.206192,"freq_skew":0.832295,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791411,"usec":901375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.295997,"noise_level":-26.287336,"freq_skew":-1.950362,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791411,"usec":902853},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.328431,"noise_level":-27.097139,"freq_skew":0.593500,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"EKBI"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-5.900000},"alt":0}},{"name":"alternate_ground_stations","value":["212625","2B3185"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791412,"usec":669370},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492205,"noise_level":-26.544815,"freq_skew":1.948630,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791412,"usec":671104},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912148,"noise_level":-26.977720,"freq_skew":0.875746,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":"21325515","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":[71,0,39,65,74,84,68,0,69,171,77,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791413,"usec":435717},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854553,"noise_level":-26.598215,"freq_skew":0.608707,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"JP0576","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791414,"usec":199051},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583575,"noise_level":-26.006163,"freq_skew":2.039117,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791414,"usec":199956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644077,"noise_level":-25.988836,"freq_skew":0.871745,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791414,"usec":957645},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421061,"noise_level":-25.583057,"freq_skew":0.800323,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":227,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791414,"usec":959597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212327,"noise_level":-26.039078,"freq_skew":0.800329,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791415,"usec":722499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054712,"noise_level":-25.798710,"freq_skew":2.134026,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791415,"usec":723657},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855782,"noise_level":-25.731236,"freq_skew":-1.929910,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791417,"usec":251132},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009548,"noise_level":-25.748569,"freq_skew":0.442235,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791421,"usec":48693},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368225,"noise_level":-24.083664,"freq_skew":1.915150,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1900,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791423,"usec":340368},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070386,"noise_level":-23.346300,"freq_skew":1.974698,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791424,"usec":93064},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471514,"noise_level":-23.082220,"freq_skew":0.812888,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":5}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-5.100000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791425,"usec":634572},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276316,"noise_level":-23.424896,"freq_skew":1.822159,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":254,"sseq":7,"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":5531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[120,176]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791426,"usec":382111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592508,"noise_level":-24.211826,"freq_skew":0.926119,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791427,"usec":151866},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411064,"noise_level":-23.691677,"freq_skew":0.175909,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":20.000000,"flags":246,"pdu_id":359,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791427,"usec":904179},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653759,"noise_level":-23.665144,"freq_skew":-0.974898,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":1630,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791429,"usec":433538},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313543,"noise_level":-23.950560,"freq_skew":0.112684,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791429,"usec":440576},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492122,"noise_level":-24.716080,"freq_skew":-2.828167,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791430,"usec":192644},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093960,"noise_level":-25.690680,"freq_skew":0.601799,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791430,"usec":958984},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125423,"noise_level":-25.466114,"freq_skew":1.945751,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0,"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":5532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[71,52]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791430,"usec":959601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.479346,"noise_level":-26.502571,"freq_skew":0.764667,"avlc":{"src":{"addr":"45AB4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791430,"usec":960462},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330036,"noise_level":-26.447657,"freq_skew":0.510724,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791431,"usec":717483},"freq":136975000,"burst_len_octets":126,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553699,"noise_level":-25.814400,"freq_skew":-3.052607,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"5","ack":"!","flight":"DK1159","msg_num":"J38","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA141EBDEFF2FD084FE9141D0D1F0AD7F4BCC84D00D8207F5FFDA5884D001318","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"wpt_change_event":{"lat":43.230686,"lon":-2.287216,"alt":34044,"ts_sec":2629.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":43.653145,"lon":-1.979771,"alt":34000,"eta_sec":216},"next_next_wpt":{"lat":45.699520,"lon":-0.413704,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791432,"usec":478474},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832892,"noise_level":-26.336803,"freq_skew":1.749447,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[54,25]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791432,"usec":484689},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640465,"noise_level":-26.869915,"freq_skew":0.873246,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":255,"sseq":3,"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":1368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[67,223,78,52]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791434,"usec":5610},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144387,"noise_level":-26.065456,"freq_skew":1.844434,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":5}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-8.000000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791434,"usec":768379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645127,"noise_level":-25.458530,"freq_skew":-2.901985,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791435,"usec":526661},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855237,"noise_level":-25.353123,"freq_skew":0.933572,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,25,48,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791436,"usec":280894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.977342,"noise_level":-24.975367,"freq_skew":-3.520594,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791436,"usec":282140},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452533,"noise_level":-25.730457,"freq_skew":1.893620,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[58,62]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791437,"usec":823936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018310,"noise_level":-25.696852,"freq_skew":0.256113,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791437,"usec":828755},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564882,"noise_level":-25.449364,"freq_skew":0.054567,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1657,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791438,"usec":574208},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595013,"noise_level":-25.288204,"freq_skew":-1.477486,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-6.900000},"alt":0}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791439,"usec":333982},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478013,"noise_level":-25.131872,"freq_skew":1.846102,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1903,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[254,163]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791441,"usec":627990},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573895,"noise_level":-24.663712,"freq_skew":-0.003339,"avlc":{"src":{"addr":"39CEAC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1657,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791441,"usec":628445},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798106,"noise_level":-24.663712,"freq_skew":-1.155231,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791442,"usec":392215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985735,"noise_level":-25.844452,"freq_skew":0.891416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791443,"usec":149337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664227,"noise_level":-25.810472,"freq_skew":-1.207590,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791443,"usec":910396},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594502,"noise_level":-25.047970,"freq_skew":-2.859809,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-7.100000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791444,"usec":669513},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424959,"noise_level":-25.705948,"freq_skew":-2.806951,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TO11JT","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791444,"usec":674782},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618622,"noise_level":-26.339165,"freq_skew":-2.841030,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"16351405","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":[71,0,39,65,84,86,70,0,57,211,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791445,"usec":430353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522334,"noise_level":-26.107994,"freq_skew":2.430353,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":124,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791445,"usec":434172},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678257,"noise_level":-26.942129,"freq_skew":-2.666929,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TO11JT","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":949352},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492386,"noise_level":-26.483915,"freq_skew":0.866210,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-4.900000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":949768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088055,"noise_level":-27.371923,"freq_skew":-2.704252,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":950825},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527315,"noise_level":-27.291115,"freq_skew":0.678063,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":952420},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683518,"noise_level":-27.230999,"freq_skew":0.646241,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-AGO","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"IZ0254","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":955037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705150,"noise_level":-28.149231,"freq_skew":-2.676865,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791446,"usec":955300},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762042,"noise_level":-28.127062,"freq_skew":0.587208,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"34702106","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":[71,0,39,65,65,73,90,0,115,132,70,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791447,"usec":716124},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487471,"noise_level":-28.104950,"freq_skew":-1.460632,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-6.900000},"alt":0}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791447,"usec":717692},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678925,"noise_level":-28.578991,"freq_skew":0.890733,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".4X-AGO","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791447,"usec":718720},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522183,"noise_level":-28.486202,"freq_skew":0.670902,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","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":"34702106","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791448,"usec":478485},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490301,"noise_level":-27.927689,"freq_skew":2.295404,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":124,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791448,"usec":478667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798349,"noise_level":-27.927689,"freq_skew":0.551299,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791448,"usec":479714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923620,"noise_level":-27.841568,"freq_skew":2.043973,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791449,"usec":242597},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869373,"noise_level":-27.321833,"freq_skew":-3.181549,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[206,251,225,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791450,"usec":764856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665503,"noise_level":-27.352253,"freq_skew":-2.890057,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791451,"usec":535025},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690899,"noise_level":-26.467377,"freq_skew":-2.863474,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791455,"usec":337700},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.278331,"noise_level":-25.402582,"freq_skew":0.776010,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53776,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[22,232,135,210]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53776,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[240,45,175,146]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791455,"usec":341794},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292140,"noise_level":-25.290060,"freq_skew":1.921713,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[29,173]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791456,"usec":97690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545105,"noise_level":-26.096138,"freq_skew":-2.859198,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791456,"usec":101004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589401,"noise_level":-26.128498,"freq_skew":0.863780,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791456,"usec":857596},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557171,"noise_level":-25.885675,"freq_skew":-1.429917,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-6.900000},"alt":0}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791456,"usec":860457},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664734,"noise_level":-25.716293,"freq_skew":-0.022682,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","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":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":45,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791457,"usec":620150},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482149,"noise_level":-25.866444,"freq_skew":-1.963193,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[188,235,66,225]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2533,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[101,4,195,118]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791457,"usec":622126},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541189,"noise_level":-25.781528,"freq_skew":-1.378223,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"21325524","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":[71,0,39,65,74,84,68,0,69,171,84,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791457,"usec":625927},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847333,"noise_level":-25.927345,"freq_skew":1.915838,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.900000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":384530},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267688,"noise_level":-25.824833,"freq_skew":-1.344424,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"JO0914","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":385188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084896,"noise_level":-25.832600,"freq_skew":2.039690,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"DK1455","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":385317},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700779,"noise_level":-25.815619,"freq_skew":0.717753,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24281,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,212,157,219]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":392060},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964301,"noise_level":-25.697653,"freq_skew":1.963574,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"21354542","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":[71,0,39,65,86,75,71,0,69,217,98,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":392646},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555602,"noise_level":-25.816210,"freq_skew":-1.266804,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[239,91,7,248]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2648,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[194,221,173,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791458,"usec":393134},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523979,"noise_level":-26.898838,"freq_skew":-1.950951,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791459,"usec":139222},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740541,"noise_level":-26.744198,"freq_skew":0.789759,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,20,78,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791459,"usec":140571},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764519,"noise_level":-26.947002,"freq_skew":1.855753,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791459,"usec":906042},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572437,"noise_level":-26.568811,"freq_skew":-1.317979,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791459,"usec":907257},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548410,"noise_level":-27.294456,"freq_skew":-1.450121,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791460,"usec":668160},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661952,"noise_level":-27.444530,"freq_skew":2.511739,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"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":2696,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[228,174,4,254]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791460,"usec":668932},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508601,"noise_level":-27.403694,"freq_skew":-1.393776,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"JO0961","msg_num":"F00","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNJTD961/DTHEGN,34L,83,124334,291C8E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791461,"usec":426893},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371935,"noise_level":-26.947367,"freq_skew":2.363301,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791461,"usec":427482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474144,"noise_level":-26.908796,"freq_skew":1.958585,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791461,"usec":433429},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096190,"noise_level":-26.606247,"freq_skew":0.780940,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53776,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,198,211,29]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":187999},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532250,"noise_level":-26.440582,"freq_skew":0.658026,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":1371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2769,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[104,175,138,106]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":190092},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547255,"noise_level":-26.295931,"freq_skew":-2.004409,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":190092},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.547255,"noise_level":-26.295931,"freq_skew":-2.004409,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"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":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62,"dst_ref":62059,"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":[147,78,4,221]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":190903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613246,"noise_level":-26.260143,"freq_skew":2.071366,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":191385},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372522,"noise_level":-26.224501,"freq_skew":-2.668624,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791462,"usec":961474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396198,"noise_level":-25.773985,"freq_skew":-1.814820,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791465,"usec":240291},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064014,"noise_level":-25.521042,"freq_skew":0.954000,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53776,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,198,211,29]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791465,"usec":240850},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465695,"noise_level":-25.488302,"freq_skew":0.683203,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":1371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2769,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[104,175,138,106]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791465,"usec":245921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916855,"noise_level":-25.358561,"freq_skew":2.388880,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":6648},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592795,"noise_level":-26.035637,"freq_skew":0.811865,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[192,225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":7291},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513695,"noise_level":-26.000902,"freq_skew":-1.425895,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"AT796L","msg_num":"L23","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDE76F9"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":7737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019474,"noise_level":-25.983585,"freq_skew":-2.315142,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":9760},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525144,"noise_level":-26.626396,"freq_skew":0.936704,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":10481},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481610,"noise_level":-26.589222,"freq_skew":0.918071,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"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":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":82,"dst_ref":53776,"variable_part_params":[{"name":"atn_checksum","value":[129,153,214,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":759897},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319826,"noise_level":-26.351391,"freq_skew":0.891959,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":760422},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892573,"noise_level":-26.315372,"freq_skew":-2.638956,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":766965},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159120,"noise_level":-26.032482,"freq_skew":-2.775039,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791466,"usec":773336},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833567,"noise_level":-25.928728,"freq_skew":0.757953,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,51,126,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791467,"usec":541695},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718060,"noise_level":-25.612925,"freq_skew":0.138419,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HBLI","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"A51547","msg_num":"M21","msg_num_seq":"A","msg_text":"164426,34152,1752,456.5, 4600,N4327.48 W00205.86"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791468,"usec":290567},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740306,"noise_level":-25.448730,"freq_skew":0.629540,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791468,"usec":290918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279924,"noise_level":-25.448730,"freq_skew":-0.344885,"avlc":{"src":{"addr":"485A32","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":52881},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190575,"noise_level":-25.990038,"freq_skew":0.968360,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","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":254,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":55800},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855340,"noise_level":-26.589773,"freq_skew":0.965804,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":50443,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19225,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[30,68,60,97]},{"name":"checksum","value":[167,162]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":808406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620918,"noise_level":-26.442638,"freq_skew":-1.248101,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":809739},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819935,"noise_level":-26.650255,"freq_skew":0.928196,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,51,126,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":815747},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771333,"noise_level":-26.356430,"freq_skew":2.739337,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791469,"usec":816279},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163115,"noise_level":-27.532988,"freq_skew":-1.288231,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"3","ack":"R","flight":"AT796L","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791470,"usec":575541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766303,"noise_level":-28.273956,"freq_skew":0.900256,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791470,"usec":579277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212001,"noise_level":-28.139893,"freq_skew":1.791487,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[116,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791471,"usec":332126},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663715,"noise_level":-27.853224,"freq_skew":1.743108,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2709,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[3,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791471,"usec":333212},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775734,"noise_level":-27.789104,"freq_skew":-1.344386,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"4","ack":"S","flight":"AT796L","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791471,"usec":337491},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426994,"noise_level":-27.660408,"freq_skew":-2.653016,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791471,"usec":339389},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965053,"noise_level":-27.597691,"freq_skew":1.938614,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"9","ack":"A","flight":"DK1455","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":101663},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698891,"noise_level":-27.310848,"freq_skew":0.524177,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":4,"chan_num":6,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":33,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":15,"credit_offered":10,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":102115},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.980535,"noise_level":-27.290716,"freq_skew":0.215552,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":103629},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663866,"noise_level":-27.210657,"freq_skew":2.783592,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":2127,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":105731},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954412,"noise_level":-28.179090,"freq_skew":2.082286,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK1455","msg_num":"F90","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":855397},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071987,"noise_level":-28.156849,"freq_skew":-1.458272,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"5","ack":"T","flight":"AT796L","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":858595},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631144,"noise_level":-27.894266,"freq_skew":0.828748,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":46330,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":859027},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617381,"noise_level":-27.872738,"freq_skew":1.891042,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":862318},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689721,"noise_level":-27.744678,"freq_skew":-2.585740,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-7.100000},"alt":35000}},{"name":"alternate_ground_stations","value":["298E25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":862619},"freq":136975000,"burst_len_octets":223,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865706,"noise_level":-27.744678,"freq_skew":0.726078,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,77,66,85,0,81,17,137,0,0,83,65,65,66,0,0,1],"lifetime":48.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":50443,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19225,"dst_ref":0,"credit":15,"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":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[30,68,60,97]},{"name":"checksum","value":[167,162]},{"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":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":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791472,"usec":862619},"freq":136975000,"burst_len_octets":223,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.865706,"noise_level":-27.744678,"freq_skew":0.726078,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"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":46330,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":622560},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517549,"noise_level":-27.887249,"freq_skew":0.820817,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","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":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":623115},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591475,"noise_level":-27.844284,"freq_skew":-1.433630,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":624705},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688744,"noise_level":-27.737785,"freq_skew":-1.208353,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":19225,"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":[89,189,154,17]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":625026},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915523,"noise_level":-27.716640,"freq_skew":-1.336531,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"6","ack":"U","flight":"AT796L","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":631916},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624571,"noise_level":-27.507988,"freq_skew":0.858414,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":50447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[24,61,107,146]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791473,"usec":634651},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498233,"noise_level":-27.487394,"freq_skew":-2.651114,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"16351405","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":[71,0,39,65,84,86,70,0,57,211,5,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791474,"usec":377720},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624483,"noise_level":-27.224045,"freq_skew":0.937929,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"16351405","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791474,"usec":378489},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383818,"noise_level":-27.184229,"freq_skew":-2.829520,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TO11JT","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791474,"usec":381805},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444983,"noise_level":-27.065865,"freq_skew":-1.320390,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791475,"usec":146086},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697065,"noise_level":-27.655687,"freq_skew":0.801295,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HUYF","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791475,"usec":152611},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852917,"noise_level":-27.815065,"freq_skew":1.797607,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1455","msg_num":"F91","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39500W007558,N37372W009595,164431,340,N41048W006416,165648,ADORO,M54,295155,207/TS164431,3001260DC9"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791475,"usec":911532},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924095,"noise_level":-27.459352,"freq_skew":-2.658821,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791475,"usec":917259},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716385,"noise_level":-27.837116,"freq_skew":0.768041,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"16351405","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791476,"usec":672748},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131832,"noise_level":-27.261675,"freq_skew":2.497141,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":2127,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791477,"usec":429095},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858177,"noise_level":-27.063549,"freq_skew":-2.734668,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791477,"usec":432379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973669,"noise_level":-26.869841,"freq_skew":0.224366,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791477,"usec":434922},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780848,"noise_level":-27.092134,"freq_skew":0.941692,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791478,"usec":198111},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393997,"noise_level":-26.897795,"freq_skew":-2.916199,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791478,"usec":205376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509026,"noise_level":-26.769522,"freq_skew":0.904023,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791478,"usec":206745},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744949,"noise_level":-26.694105,"freq_skew":-3.064203,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"DK1159","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791478,"usec":952254},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458751,"noise_level":-26.563681,"freq_skew":1.759916,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791478,"usec":953480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536263,"noise_level":-26.490021,"freq_skew":0.768150,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":1374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791479,"usec":716990},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719021,"noise_level":-26.232250,"freq_skew":-3.166498,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1159","msg_num":"F86","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791480,"usec":480678},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568338,"noise_level":-26.045708,"freq_skew":-3.058153,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791481,"usec":242344},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911026,"noise_level":-25.937374,"freq_skew":-2.931922,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791481,"usec":244650},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524331,"noise_level":-25.800802,"freq_skew":0.633438,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEAC","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","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":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["213C97"]},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":433},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483710,"noise_level":-25.533936,"freq_skew":1.813474,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":5535,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2709,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[248,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":700},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642308,"noise_level":-25.716461,"freq_skew":-2.881140,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":66,"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":[124,91]},{"name":"atn_checksum","value":[241,5,234,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":1701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595451,"noise_level":-25.666285,"freq_skew":-3.148013,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":6505},"freq":136975000,"burst_len_octets":149,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530456,"noise_level":-26.839199,"freq_skew":-2.968718,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"DK1159","msg_num":"F87","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43195W002131,DGO,164437,340,N43392W001588,164732,N45420W000248,M48,27088,200/TS164437,3001266C1C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":7377},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764816,"noise_level":-26.801105,"freq_skew":-2.871044,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37096,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[172,105,142,146]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":763276},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468816,"noise_level":-26.687815,"freq_skew":-2.846612,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":37096,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[125,51,6,163]}]}],"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":[1,3,27,1,4577633,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"VKG1159","long_tsap":{"rdp":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"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":[65,86,75,71,0],"short_tsap":{"ars":[69,217,97],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"GCLP","destination_airport":"EKCH"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":771954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505153,"noise_level":-26.356548,"freq_skew":1.869998,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":772968},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555763,"noise_level":-27.280178,"freq_skew":-2.863068,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":772968},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.555763,"noise_level":-27.280178,"freq_skew":-2.863068,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":37096,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[32,9,137,130]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791482,"usec":772968},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.555763,"noise_level":-27.280178,"freq_skew":-2.863068,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":66,"dst_ref":37096,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[107,27,237,221]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791483,"usec":526250},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356612,"noise_level":-27.120981,"freq_skew":1.786428,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[112,182]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791484,"usec":284294},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754459,"noise_level":-26.716463,"freq_skew":-3.066448,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791484,"usec":293946},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555716,"noise_level":-26.294020,"freq_skew":-1.518766,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791485,"usec":45611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864075,"noise_level":-26.169424,"freq_skew":0.031376,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791485,"usec":55528},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746267,"noise_level":-26.790318,"freq_skew":-3.039094,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791485,"usec":812292},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601488,"noise_level":-27.550953,"freq_skew":-2.759251,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791485,"usec":822066},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307288,"noise_level":-27.745022,"freq_skew":1.675280,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"HV002H","msg_num":"M81","msg_num_seq":"A","msg_text":"/LPFR.TI2/064LPFRA097D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791488,"usec":101003},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337133,"noise_level":-26.540173,"freq_skew":0.168920,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791488,"usec":101676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595901,"noise_level":-27.669380,"freq_skew":-1.102240,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791488,"usec":855394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551501,"noise_level":-27.641180,"freq_skew":2.445032,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791489,"usec":632803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991343,"noise_level":-27.729132,"freq_skew":1.981041,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791490,"usec":396645},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702685,"noise_level":-27.295998,"freq_skew":0.650802,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[56,42,162,72]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791491,"usec":148380},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088433,"noise_level":-28.110725,"freq_skew":-1.533769,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"5U","blk_id":"7","ack":"!","flight":"AT796L","msg_num":"M02","msg_num_seq":"A","msg_text":" 01 WXRQ 796L/ GMMN/LFBO .CN-RHK\r\n/TYP 1/STA LFBO/STA LFMT/STA LFBD"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791491,"usec":149636},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621227,"noise_level":-28.022778,"freq_skew":1.975122,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"_d","blk_id":"9","ack":"L","flight":"HV002H","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791491,"usec":153467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574006,"noise_level":-28.752327,"freq_skew":0.681550,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791491,"usec":906907},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.548066,"noise_level":-28.779278,"freq_skew":-2.692129,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":518,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791491,"usec":908224},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271392,"noise_level":-28.684338,"freq_skew":-2.872093,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"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":660,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791492,"usec":668674},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.278320,"noise_level":-28.202229,"freq_skew":1.868254,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"_d","blk_id":"0","ack":"M","flight":"HV002H","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791492,"usec":668972},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.720209,"noise_level":-28.739872,"freq_skew":0.664726,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791492,"usec":672780},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.679761,"noise_level":-28.551861,"freq_skew":-3.638453,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":222,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791493,"usec":437145},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.579976,"noise_level":-28.054867,"freq_skew":2.437639,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791493,"usec":438314},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727342,"noise_level":-28.173576,"freq_skew":0.640904,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791494,"usec":196060},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748889,"noise_level":-27.488997,"freq_skew":-1.394456,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"AT796L","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791494,"usec":957313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399623,"noise_level":-27.126379,"freq_skew":0.157320,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791494,"usec":959543},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450356,"noise_level":-27.120354,"freq_skew":0.690557,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":246,"rseq":1}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791494,"usec":962615},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995378,"noise_level":-26.964035,"freq_skew":2.226754,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791494,"usec":963435},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069125,"noise_level":-27.680788,"freq_skew":-1.456175,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-RHK","mode":"2","label":"_d","blk_id":"9","ack":"W","flight":"AT796L","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791495,"usec":715871},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777083,"noise_level":-28.185764,"freq_skew":2.479095,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,123,54,169]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2696,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[246,68,97,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791495,"usec":719075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696170,"noise_level":-27.987434,"freq_skew":-3.367267,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791496,"usec":476339},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839427,"noise_level":-28.274414,"freq_skew":-3.071051,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791496,"usec":478269},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581802,"noise_level":-28.140343,"freq_skew":-3.162853,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":67,"dst_ref":62063,"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":[239,76,236,254]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791496,"usec":480733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990756,"noise_level":-28.074074,"freq_skew":2.386606,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791496,"usec":482865},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156336,"noise_level":-28.813141,"freq_skew":-0.161239,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791497,"usec":237346},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617825,"noise_level":-28.553513,"freq_skew":-2.925117,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"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":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62063,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,177,156,161]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791498,"usec":3076},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139844,"noise_level":-28.122559,"freq_skew":0.175908,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62019,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[164,67]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791498,"usec":3314},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678831,"noise_level":-28.122559,"freq_skew":-3.172356,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791498,"usec":8777},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877068,"noise_level":-28.392485,"freq_skew":-2.897286,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[121,232,35,198]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791499,"usec":524527},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664619,"noise_level":-27.647472,"freq_skew":-2.925757,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791499,"usec":527055},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659498,"noise_level":-27.502043,"freq_skew":-3.133917,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[206,181,85,113]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62063,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[236,247,87,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":44,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791500,"usec":298152},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540872,"noise_level":-27.556988,"freq_skew":0.782148,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":0,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791500,"usec":301438},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222444,"noise_level":-27.495007,"freq_skew":2.330588,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791500,"usec":304595},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649613,"noise_level":-27.392683,"freq_skew":2.426094,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"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":127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":54,"dst_ref":53907,"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":[121,126,5,69]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791500,"usec":307761},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433240,"noise_level":-27.231430,"freq_skew":0.133290,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDF"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-5.300000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791501,"usec":50304},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325233,"noise_level":-27.476446,"freq_skew":-2.911405,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791501,"usec":50452},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302870,"noise_level":-27.455929,"freq_skew":0.152410,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"DE08LT","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791501,"usec":50452},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.302870,"noise_level":-27.455929,"freq_skew":0.152410,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17005307","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":[71,0,39,65,67,70,71,0,60,10,199,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791501,"usec":55241},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678407,"noise_level":-27.193516,"freq_skew":0.622235,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17005307","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791501,"usec":57185},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803828,"noise_level":-27.075024,"freq_skew":0.617172,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791502,"usec":576017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297812,"noise_level":-27.243069,"freq_skew":0.160632,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791503,"usec":337634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.502305,"noise_level":-26.958467,"freq_skew":-1.350149,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":415,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791503,"usec":338317},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.246451,"noise_level":-27.819366,"freq_skew":2.405014,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791503,"usec":339376},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758249,"noise_level":-28.398731,"freq_skew":2.401582,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"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":127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":54,"dst_ref":53907,"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":[121,126,5,69]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791504,"usec":97152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140302,"noise_level":-28.631609,"freq_skew":0.756125,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791504,"usec":855800},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959360,"noise_level":-28.085979,"freq_skew":2.333397,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791505,"usec":624096},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527495,"noise_level":-27.387653,"freq_skew":-1.430063,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-JZT","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"JO0961","msg_num":"F00","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNJTD961/DTHEGN,34L,83,124334,291C8E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791507,"usec":906546},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954246,"noise_level":-25.965401,"freq_skew":-3.634077,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[226,147,226,229]},{"name":"subseq_num","value":2}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791507,"usec":908522},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892373,"noise_level":-26.274422,"freq_skew":0.988860,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","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":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":46611,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791507,"usec":910439},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735936,"noise_level":-26.167755,"freq_skew":-0.097813,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"UX6066","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791508,"usec":671464},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970278,"noise_level":-25.958275,"freq_skew":0.688891,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791508,"usec":678357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206066,"noise_level":-25.703335,"freq_skew":0.165268,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791509,"usec":424621},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617289,"noise_level":-26.723879,"freq_skew":-0.332881,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"_d","blk_id":"8","ack":"V","flight":"UX6066","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791509,"usec":427605},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778186,"noise_level":-26.537521,"freq_skew":0.528744,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791510,"usec":194873},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656761,"noise_level":-26.088402,"freq_skew":0.781340,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791511,"usec":717838},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821296,"noise_level":-25.276390,"freq_skew":0.929112,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"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":46638,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791512,"usec":483052},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723994,"noise_level":-24.963192,"freq_skew":1.866343,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"_d","blk_id":"1","ack":"N","flight":"HV002H","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791512,"usec":484482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476630,"noise_level":-25.986242,"freq_skew":-3.676851,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791512,"usec":484659},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-16.997192,"noise_level":-27.185438,"freq_skew":-0.804868,"avlc":{"src":{"addr":"4243C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791514,"usec":772430},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428705,"noise_level":-25.625820,"freq_skew":1.840793,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791515,"usec":530815},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593246,"noise_level":-25.800655,"freq_skew":1.694058,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"HV002H","msg_num":"F73","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42226W006055,BAK01,164511,370,BATAX,165134,PINOX,M41,294085,101/RP:DA:EHRD:AA:LPFR:CR:OFP12(28O)..BATAX..PINOX..TOFEF..ALAGU:A:ALAG6K:F:GEBTI:AP:ILS 28:F:GIMAL/PR1348,180,370,101,,55,25,247019,M51,30,P4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791516,"usec":291138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524872,"noise_level":-26.587521,"freq_skew":1.866121,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791521,"usec":614946},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281905,"noise_level":-23.823887,"freq_skew":-2.291610,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[166,241,162,208]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791521,"usec":618230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586935,"noise_level":-24.519745,"freq_skew":-1.262188,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791522,"usec":388216},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740130,"noise_level":-24.460409,"freq_skew":-2.199505,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791523,"usec":143996},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533705,"noise_level":-24.217081,"freq_skew":1.813880,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"HV002H","msg_num":"F73","msg_num_seq":"B","sublabel":"M1","msg_text":"3,P0/FHBATAX,165134,256K,3700,95,M42,289106,468,N,210,49.PINOX,170256,256K,3700,84,M42,288126,468,N,195,87.TOFEF,170904,256K,3700,79,M42,290120,468,N,194,47.ALAGU,172033,280K,2232,73,M26,288110,390,Y,188,87"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791526,"usec":197342},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683589,"noise_level":-23.982641,"freq_skew":-2.923460,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":402,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":8,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791526,"usec":949312},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517032,"noise_level":-24.662125,"freq_skew":1.898078,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"HV002H","msg_num":"F73","msg_num_seq":"C","sublabel":"M1","msg_text":".ERTIS,172656,272K,1029,72,M2,300058,317,Y,180,40.GENRO,172931,250K,731,71,P4,300041,279,Y,180,13.FR607,173054,229K,602,71,P6,287114,251,Y,180,7.GEBTI,173245,186K,440,71,P9,300025,199,Y,204,7.FR928,173414,1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791526,"usec":949935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603691,"noise_level":-25.164938,"freq_skew":-3.081008,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791530,"usec":763483},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687346,"noise_level":-24.180975,"freq_skew":1.680754,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"HV002H","msg_num":"F73","msg_num_seq":"D","sublabel":"M1","msg_text":"56K,300,70,P12,287113,164,Y,280,4.RW28,173752,157K,7,66,P18,000000,158,Y,280,9.FR710,,,,,,000000,,Y,280,6.GIMAL,,220K,300,,,000000,,Y,164,16.GIMAL,,,,,,000000,,Y,164,0.LPFR,,150K,2,,,000000,162,N,281,0/DTLP"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791533,"usec":53700},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701867,"noise_level":-23.740721,"freq_skew":0.948840,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791533,"usec":821074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821048,"noise_level":-23.400085,"freq_skew":-1.517112,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791533,"usec":821916},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666502,"noise_level":-23.690813,"freq_skew":1.638317,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"HV002H","msg_num":"F73","msg_num_seq":"E","sublabel":"M1","msg_text":"POSN42226W006055,BAK01,164511,370,BATAX,165134,PINOX,M41,294085,101/RP:DA:EHRD:AA:LPFR:CR:OFP12(28O)..BATAX..PINOX..TOFEF..ALAGU:A:ALAG6K:F:GEBTI:AP:ILS 28:F:GIMAL/PR1348,180,370,101,,55,25,247019,M51,30,P43,P0/FHBATAX,165134,256K,3700,95,M42,289106,468,N,210,49.PINOX,170256,256K,3700,84,M42,288126,468,N,195,87.TOFEF,170904,256K,3700,79,M42,290120,468,N,194,47.ALAGU,172033,280K,2232,73,M26,288110,390,Y,188,87.ERTIS,172656,272K,1029,72,M2,300058,317,Y,180,40.GENRO,172931,250K,731,71,P4,300041,279,Y,180,13.FR607,173054,229K,602,71,P6,287114,251,Y,180,7.GEBTI,173245,186K,440,71,P9,300025,199,Y,204,7.FR928,173414,156K,300,70,P12,287113,164,Y,280,4.RW28,173752,157K,7,66,P18,000000,158,Y,280,9.FR710,,,,,,000000,,Y,280,6.GIMAL,,220K,300,,,000000,,Y,164,16.GIMAL,,,,,,000000,,Y,164,0.LPFR,,150K,2,,,000000,162,N,281,0/DTLPFR,28O,66,173752,7319D0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791536,"usec":865509},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811383,"noise_level":-22.967850,"freq_skew":2.342588,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791537,"usec":619335},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.243961,"noise_level":-23.865913,"freq_skew":1.734093,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791537,"usec":623327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822958,"noise_level":-23.731403,"freq_skew":1.800283,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791537,"usec":625349},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739903,"noise_level":-23.718367,"freq_skew":0.753051,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791538,"usec":391315},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832427,"noise_level":-23.803570,"freq_skew":0.997362,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":227,"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":46832,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791539,"usec":910922},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812763,"noise_level":-23.995090,"freq_skew":1.843600,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791539,"usec":910922},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.812763,"noise_level":-23.995090,"freq_skew":1.843600,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":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":1502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791539,"usec":914015},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132804,"noise_level":-24.209614,"freq_skew":-1.642877,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791540,"usec":666376},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627178,"noise_level":-24.153385,"freq_skew":0.913258,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791540,"usec":666376},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.627178,"noise_level":-24.153385,"freq_skew":0.913258,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[124,91,45,41]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791540,"usec":673520},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432153,"noise_level":-24.521952,"freq_skew":0.303893,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"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":[181,172,129,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791540,"usec":674165},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.409744,"noise_level":-25.621565,"freq_skew":1.802861,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"EKCH"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-7.400000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791541,"usec":425570},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.169282,"noise_level":-25.489830,"freq_skew":1.674079,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"DK1105","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791541,"usec":425570},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.169282,"noise_level":-25.489830,"freq_skew":1.674079,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"21350156","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":[71,0,39,65,86,75,71,0,69,208,110,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791541,"usec":431732},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278570,"noise_level":-25.248093,"freq_skew":0.018455,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"9","ack":"M","flight":"LO0426","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791541,"usec":432232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831689,"noise_level":-25.668192,"freq_skew":0.864264,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791542,"usec":197623},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.238965,"noise_level":-25.260859,"freq_skew":2.005983,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791542,"usec":955139},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700248,"noise_level":-25.056362,"freq_skew":0.703975,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":227,"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":46832,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791542,"usec":958895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109223,"noise_level":-24.887011,"freq_skew":1.726665,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791543,"usec":715281},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570899,"noise_level":-25.477394,"freq_skew":0.754252,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":46871,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791543,"usec":721457},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457201,"noise_level":-25.299719,"freq_skew":-1.332775,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791543,"usec":721966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.301452,"noise_level":-25.283745,"freq_skew":-1.861606,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791545,"usec":242930},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355409,"noise_level":-24.943996,"freq_skew":0.121141,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791546,"usec":898},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878814,"noise_level":-25.181273,"freq_skew":1.879559,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"_d","blk_id":"7","ack":"O","flight":"HV002H","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791546,"usec":1826},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734746,"noise_level":-26.357487,"freq_skew":-0.114596,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"0","ack":"N","flight":"LO0426","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791546,"usec":8039},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403776,"noise_level":-26.578175,"freq_skew":-0.034707,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791546,"usec":762149},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741371,"noise_level":-26.376764,"freq_skew":0.754046,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":46871,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791547,"usec":524868},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483388,"noise_level":-25.987438,"freq_skew":1.863984,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1905,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[29,173]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791548,"usec":296278},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.104274,"noise_level":-26.575932,"freq_skew":-2.659469,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[99,40]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791548,"usec":300919},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562776,"noise_level":-27.145979,"freq_skew":-2.950299,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2615,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[24,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":45,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791549,"usec":818087},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514918,"noise_level":-26.732651,"freq_skew":0.693304,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":59517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[22,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791549,"usec":818357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379777,"noise_level":-26.732651,"freq_skew":-2.874925,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791549,"usec":821480},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930109,"noise_level":-27.807457,"freq_skew":0.916063,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":46871,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791549,"usec":821480},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.930109,"noise_level":-27.807457,"freq_skew":0.916063,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":59517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[22,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791550,"usec":576109},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683458,"noise_level":-27.596636,"freq_skew":0.223979,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"_d","blk_id":"0","ack":"N","flight":"LO0426","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791550,"usec":579821},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449930,"noise_level":-27.390812,"freq_skew":-2.777271,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791550,"usec":582810},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530740,"noise_level":-27.969574,"freq_skew":-0.116236,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791551,"usec":339722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755672,"noise_level":-28.288546,"freq_skew":0.865755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791555,"usec":905354},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413395,"noise_level":-25.350487,"freq_skew":-0.112430,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791555,"usec":910005},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495939,"noise_level":-25.143894,"freq_skew":0.776415,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"_d","blk_id":"5","ack":"D","flight":"DK1521","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791556,"usec":663902},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594119,"noise_level":-25.691288,"freq_skew":-1.350716,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":948,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":14,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791556,"usec":671572},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.061044,"noise_level":-25.460226,"freq_skew":1.932741,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53803,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[97,142,87,73]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791556,"usec":672514},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758082,"noise_level":-25.443956,"freq_skew":-0.223452,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791556,"usec":672624},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288000,"noise_level":-25.443956,"freq_skew":0.105865,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":2890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[159,196]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791556,"usec":674070},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723377,"noise_level":-26.437719,"freq_skew":0.763640,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1521","msg_num":"F66","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791557,"usec":436200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.556452,"noise_level":-26.133266,"freq_skew":0.380491,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791558,"usec":960390},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607453,"noise_level":-25.105421,"freq_skew":0.724062,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"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":48.500000,"flags":192,"pdu_id":24434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[102,141,254,36]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791559,"usec":710542},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825526,"noise_level":-25.058643,"freq_skew":0.704844,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791559,"usec":713821},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220531,"noise_level":-24.904510,"freq_skew":-2.903414,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2615,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[242,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":45,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791559,"usec":715216},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675883,"noise_level":-26.131771,"freq_skew":0.666655,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1521","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40268W006269,N38317W008245,164555,340,BARDI,164724,ZMR,M54,294156,205/TS164555,3001266F73"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791559,"usec":716552},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288469,"noise_level":-26.079144,"freq_skew":-2.860159,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791559,"usec":717663},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661453,"noise_level":-26.026833,"freq_skew":0.912624,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":7,"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":46995,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791560,"usec":478162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633284,"noise_level":-25.923147,"freq_skew":0.664954,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791561,"usec":248406},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468612,"noise_level":-26.093370,"freq_skew":2.411891,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791561,"usec":257075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783153,"noise_level":-25.937120,"freq_skew":-2.992961,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791561,"usec":999435},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782104,"noise_level":-26.745983,"freq_skew":0.752667,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"H","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":1186},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401927,"noise_level":-26.633406,"freq_skew":-0.045286,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":2891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[104,79]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":5431},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149891,"noise_level":-27.529968,"freq_skew":0.213699,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"D85700","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":770951},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210403,"noise_level":-27.677940,"freq_skew":-2.686219,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[88,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":771690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469890,"noise_level":-28.651680,"freq_skew":0.737153,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":772762},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788189,"noise_level":-28.581411,"freq_skew":0.937073,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1521","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40268W006269,N38317W008245,164555,340,BARDI,164724,ZMR,M54,294156,205/TS164555,3001266F73"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791562,"usec":774167},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215510,"noise_level":-29.115400,"freq_skew":0.485649,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"D85700","msg_num":"F68","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41489W005316,BARDI,164600,360,DELOG,170647,DIDIG,M50,282112,19326A2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791563,"usec":529073},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636664,"noise_level":-29.510807,"freq_skew":0.857416,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":7,"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":46995,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791563,"usec":534148},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992163,"noise_level":-29.254272,"freq_skew":0.950471,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791564,"usec":296988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194242,"noise_level":-28.552401,"freq_skew":0.274345,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791565,"usec":47618},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427343,"noise_level":-29.387686,"freq_skew":0.899396,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791565,"usec":820961},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688195,"noise_level":-28.419781,"freq_skew":0.814418,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKE","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1521","msg_num":"F67","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40268W006269,N38317W008245,164555,340,BARDI,164724,ZMR,M54,294156,205/TS164555,3001266F73"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791567,"usec":332338},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652116,"noise_level":-28.341640,"freq_skew":0.698071,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":7,"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":46995,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791567,"usec":332338},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652116,"noise_level":-28.341640,"freq_skew":0.698071,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791568,"usec":92836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212871,"noise_level":-28.066179,"freq_skew":0.162040,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791568,"usec":94338},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886783,"noise_level":-28.101189,"freq_skew":1.040676,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791568,"usec":99186},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064258,"noise_level":-28.013340,"freq_skew":1.105800,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"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":[216,78,188,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791568,"usec":101289},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672778,"noise_level":-27.861708,"freq_skew":2.414300,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791569,"usec":620741},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630412,"noise_level":-27.895813,"freq_skew":0.586253,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791570,"usec":383771},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283894,"noise_level":-27.916441,"freq_skew":-0.033058,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"EPWA"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.000000},"alt":0}},{"name":"alternate_ground_stations","value":["2B3185","213C85","2D0745"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791570,"usec":384312},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600937,"noise_level":-27.894857,"freq_skew":-3.187790,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":2,"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":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[221,131,47,203]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791570,"usec":387089},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621083,"noise_level":-28.593475,"freq_skew":-1.347143,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":325,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791570,"usec":387488},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355193,"noise_level":-28.792669,"freq_skew":1.798514,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5537,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":6,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791571,"usec":149700},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608421,"noise_level":-29.053728,"freq_skew":0.987044,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"rseq":2}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791571,"usec":152654},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460738,"noise_level":-28.810841,"freq_skew":0.044586,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":"22127203","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":[71,0,39,65,76,79,84,0,72,174,131,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791571,"usec":154028},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663130,"noise_level":-29.387592,"freq_skew":-2.507914,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"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":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[251,101,107,145]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791571,"usec":902698},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548725,"noise_level":-29.085732,"freq_skew":0.178315,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LO0426","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791571,"usec":903425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486538,"noise_level":-29.061047,"freq_skew":-3.379931,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791572,"usec":674933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818682,"noise_level":-28.592375,"freq_skew":-0.043869,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791573,"usec":441796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784680,"noise_level":-28.705441,"freq_skew":0.009970,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791575,"usec":714580},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499993,"noise_level":-27.229149,"freq_skew":2.560987,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[168,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791576,"usec":473808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908432,"noise_level":-27.035900,"freq_skew":0.724302,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791577,"usec":245674},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855849,"noise_level":-26.110666,"freq_skew":-2.093545,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[188,235,66,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791578,"usec":762132},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883239,"noise_level":-25.566383,"freq_skew":-1.551771,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[239,91,7,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791579,"usec":521801},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801125,"noise_level":-25.147963,"freq_skew":0.702982,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791579,"usec":530460},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529003,"noise_level":-24.900146,"freq_skew":0.710557,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[43,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791580,"usec":283823},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.230684,"noise_level":-24.689724,"freq_skew":1.812008,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53803,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[112,1,81,126]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53803,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[149,64,190,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791580,"usec":292305},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295413,"noise_level":-24.527306,"freq_skew":2.452247,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":2129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[107,232]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791581,"usec":50643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001209,"noise_level":-24.470675,"freq_skew":-1.296355,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791581,"usec":55937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138760,"noise_level":-25.563402,"freq_skew":1.906395,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791581,"usec":58936},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053091,"noise_level":-25.546936,"freq_skew":1.717196,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791582,"usec":571291},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280210,"noise_level":-24.836542,"freq_skew":1.651314,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791582,"usec":576712},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673053,"noise_level":-24.626877,"freq_skew":-2.037767,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62059,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[136,125,251,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791582,"usec":576712},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.673053,"noise_level":-24.626877,"freq_skew":-2.037767,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":5,"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":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62059,"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":[16,10,101,215]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791584,"usec":91581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950479,"noise_level":-24.165838,"freq_skew":-2.197453,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791584,"usec":102095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406122,"noise_level":-23.821941,"freq_skew":-3.004301,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791584,"usec":859478},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438147,"noise_level":-24.438824,"freq_skew":0.738273,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":1375,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791584,"usec":860807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.362352,"noise_level":-24.543896,"freq_skew":0.147319,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791584,"usec":864873},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771474,"noise_level":-24.500036,"freq_skew":-2.289447,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":19,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791585,"usec":634252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853048,"noise_level":-24.059357,"freq_skew":-2.267351,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791586,"usec":389030},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485793,"noise_level":-23.867443,"freq_skew":-2.977714,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791587,"usec":912277},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404255,"noise_level":-24.207829,"freq_skew":0.883776,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":1375,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791591,"usec":711289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485806,"noise_level":-23.527994,"freq_skew":0.787927,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":1375,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791593,"usec":239664},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841514,"noise_level":-22.826918,"freq_skew":2.382423,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791593,"usec":239664},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.841514,"noise_level":-22.826918,"freq_skew":2.382423,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":5,"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":128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53907,"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":[177,139,38,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791594,"usec":1146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782540,"noise_level":-22.473392,"freq_skew":0.747608,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":50627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[181,253,85,233]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791594,"usec":2250},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726841,"noise_level":-23.178253,"freq_skew":0.644443,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":1,"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":47255,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":32}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791594,"usec":2882},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731482,"noise_level":-23.842274,"freq_skew":-1.469438,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19225,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,208,198,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791594,"usec":2882},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731482,"noise_level":-23.842274,"freq_skew":-1.469438,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19225,"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":[70,53,23,153]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791594,"usec":761768},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406890,"noise_level":-23.549841,"freq_skew":0.202347,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791595,"usec":527276},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677603,"noise_level":-24.353264,"freq_skew":0.912532,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":1375,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":64426},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729150,"noise_level":-23.848331,"freq_skew":-1.430602,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19225,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,208,198,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":66030},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707312,"noise_level":-23.821318,"freq_skew":-1.418777,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19225,"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":[70,53,23,153]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":67924},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341873,"noise_level":-24.759102,"freq_skew":0.764246,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":813489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.284567,"noise_level":-24.759102,"freq_skew":0.198889,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":817516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995093,"noise_level":-24.713100,"freq_skew":0.969605,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":819450},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889931,"noise_level":-24.638699,"freq_skew":0.880401,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"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":227,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791597,"usec":820338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893656,"noise_level":-25.316814,"freq_skew":-1.323631,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791598,"usec":582521},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822846,"noise_level":-25.834827,"freq_skew":0.809128,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":1376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791598,"usec":584621},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432869,"noise_level":-25.783962,"freq_skew":-1.830770,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791600,"usec":103201},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777212,"noise_level":-24.961950,"freq_skew":1.823232,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791600,"usec":867822},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852320,"noise_level":-24.674564,"freq_skew":-3.088655,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791600,"usec":870835},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831386,"noise_level":-24.541681,"freq_skew":-3.226467,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"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":405,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791601,"usec":615192},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670326,"noise_level":-24.454210,"freq_skew":0.851993,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791601,"usec":624286},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794012,"noise_level":-24.281864,"freq_skew":0.626468,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":1376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791602,"usec":389548},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589395,"noise_level":-23.904465,"freq_skew":-2.055955,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791603,"usec":909673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762531,"noise_level":-23.376225,"freq_skew":2.112315,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791603,"usec":910978},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577699,"noise_level":-24.036819,"freq_skew":-2.154207,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":429,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791603,"usec":915061},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563287,"noise_level":-24.009212,"freq_skew":1.672943,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":1906,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[54,25]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791604,"usec":665077},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773913,"noise_level":-24.385965,"freq_skew":0.759895,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3,"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":1376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791604,"usec":669963},"freq":136975000,"burst_len_octets":30,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615950,"noise_level":-24.257393,"freq_skew":0.934771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[0,0,0,0,0,0,0,21,83,81,0,2,48,48,88,83]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791605,"usec":428867},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624998,"noise_level":-24.087257,"freq_skew":0.650338,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791605,"usec":429853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711843,"noise_level":-24.151852,"freq_skew":0.648423,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":246,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,25,48,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791605,"usec":434468},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211406,"noise_level":-25.561634,"freq_skew":-3.156398,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791606,"usec":200075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670662,"noise_level":-25.254061,"freq_skew":-3.634928,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791606,"usec":959282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313921,"noise_level":-25.655813,"freq_skew":1.561589,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791609,"usec":237965},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630491,"noise_level":-24.650248,"freq_skew":1.600356,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1907,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[254,163]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791609,"usec":238263},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752499,"noise_level":-24.650248,"freq_skew":0.750741,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791610,"usec":9009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855727,"noise_level":-24.833048,"freq_skew":-2.936976,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791610,"usec":764858},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834206,"noise_level":-24.638269,"freq_skew":0.735537,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62412,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,212,239,55]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791610,"usec":770378},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446675,"noise_level":-25.188253,"freq_skew":0.315880,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791611,"usec":526776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621569,"noise_level":-24.832588,"freq_skew":0.291421,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"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":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[141,246,212,242]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791611,"usec":527199},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649640,"noise_level":-24.817450,"freq_skew":0.181629,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2717,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,250,248,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791611,"usec":529723},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912901,"noise_level":-25.437975,"freq_skew":0.815215,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791611,"usec":531012},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671153,"noise_level":-26.271469,"freq_skew":0.812787,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791612,"usec":283254},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691887,"noise_level":-26.743204,"freq_skew":0.789522,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[209,40,95,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791612,"usec":293889},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810080,"noise_level":-26.283604,"freq_skew":0.042131,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791613,"usec":52187},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522625,"noise_level":-26.133396,"freq_skew":0.682844,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791613,"usec":814830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246852,"noise_level":-25.604271,"freq_skew":-2.699266,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791614,"usec":576545},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574365,"noise_level":-25.136864,"freq_skew":-2.441159,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":2,"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":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[251,190,212,123]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,216,239,141]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791615,"usec":337458},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356457,"noise_level":-25.334553,"freq_skew":2.390583,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,123,54,169]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791615,"usec":338676},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838001,"noise_level":-25.779402,"freq_skew":0.134209,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":468,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":97878},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611487,"noise_level":-26.465965,"freq_skew":0.402973,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":421,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":98108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510206,"noise_level":-26.447699,"freq_skew":-2.553763,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":99145},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558728,"noise_level":-26.393127,"freq_skew":0.846437,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":103638},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664753,"noise_level":-26.178207,"freq_skew":2.097928,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":108233},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796040,"noise_level":-26.090204,"freq_skew":0.935779,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":852433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740881,"noise_level":-25.985764,"freq_skew":0.556019,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":854511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396896,"noise_level":-26.964535,"freq_skew":-1.527146,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791616,"usec":858464},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908839,"noise_level":-27.052725,"freq_skew":0.893283,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"I","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791617,"usec":621757},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869384,"noise_level":-27.476917,"freq_skew":0.040836,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"7","ack":"I","flight":"D85700","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791618,"usec":379204},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577208,"noise_level":-28.166773,"freq_skew":0.067786,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"D85700","msg_num":"F69","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41556W005277,BARDI,164656,360,DELOG,170636,DIDIG,M46,281110,1922129"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791618,"usec":381344},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617632,"noise_level":-28.034342,"freq_skew":0.619178,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791618,"usec":385657},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734696,"noise_level":-27.775383,"freq_skew":0.976881,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RTL","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":143970},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980061,"noise_level":-27.503290,"freq_skew":0.042204,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2717,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,221,211,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":144986},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721756,"noise_level":-28.420504,"freq_skew":0.837937,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":147301},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702611,"noise_level":-28.834085,"freq_skew":-3.135875,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":147301},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.702611,"noise_level":-28.834085,"freq_skew":-3.135875,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[206,251,225,5]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":151674},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953005,"noise_level":-28.738544,"freq_skew":0.828238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","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":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[39,244,145,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":904952},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913078,"noise_level":-28.620579,"freq_skew":-3.087334,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[206,181,85,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":908847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623323,"noise_level":-28.587040,"freq_skew":0.351775,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":910330},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758446,"noise_level":-28.517292,"freq_skew":0.810142,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62412,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,242,229,50]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":46,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":911481},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918555,"noise_level":-28.471100,"freq_skew":-2.983341,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"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":[196,26,13,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791619,"usec":914779},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488083,"noise_level":-28.379450,"freq_skew":1.898022,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791620,"usec":665354},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585668,"noise_level":-28.311338,"freq_skew":0.264054,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791620,"usec":677069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937338,"noise_level":-28.722630,"freq_skew":0.666789,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791621,"usec":435935},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640828,"noise_level":-28.651787,"freq_skew":1.940173,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1,"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":1503,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791621,"usec":437008},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609382,"noise_level":-28.558218,"freq_skew":0.063699,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[226,195,7,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791622,"usec":187715},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780614,"noise_level":-27.973427,"freq_skew":0.635718,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791622,"usec":187836},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723025,"noise_level":-28.443747,"freq_skew":0.420922,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"GMMW"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-3.100000},"alt":41000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791622,"usec":959494},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615127,"noise_level":-27.780840,"freq_skew":0.351982,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":"22052307","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":[71,0,39,65,84,82,65,0,72,84,199,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791623,"usec":722143},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488105,"noise_level":-27.365440,"freq_skew":0.445322,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HBJ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"HV008X","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791624,"usec":477581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223528,"noise_level":-26.701885,"freq_skew":0.364927,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791626,"usec":205},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852006,"noise_level":-25.946541,"freq_skew":-2.455054,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791626,"usec":205},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.852006,"noise_level":-25.946541,"freq_skew":-2.455054,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":62077,"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":[229,124,226,144]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791626,"usec":719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838242,"noise_level":-25.929333,"freq_skew":0.419549,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791626,"usec":767926},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677367,"noise_level":-25.204088,"freq_skew":-2.473753,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791627,"usec":527976},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562506,"noise_level":-24.832623,"freq_skew":2.126320,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791627,"usec":528934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936912,"noise_level":-24.787289,"freq_skew":1.114060,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791628,"usec":289321},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544408,"noise_level":-24.712250,"freq_skew":-1.909397,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":13,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[173,59,10,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791628,"usec":290397},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346178,"noise_level":-24.667538,"freq_skew":-3.492892,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[91,27,60,139]},{"name":"subseq_num","value":3}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791629,"usec":45972},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812966,"noise_level":-25.357828,"freq_skew":0.871209,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791629,"usec":45972},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.812966,"noise_level":-25.357828,"freq_skew":0.871209,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,20,78,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791630,"usec":569182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.184988,"noise_level":-24.602911,"freq_skew":-3.113297,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791630,"usec":573241},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477254,"noise_level":-24.456593,"freq_skew":-1.413896,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791631,"usec":335667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514716,"noise_level":-24.617172,"freq_skew":1.728817,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791632,"usec":96364},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490792,"noise_level":-24.283712,"freq_skew":1.684828,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"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":1908,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2672,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[50,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791632,"usec":98146},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492406,"noise_level":-25.009247,"freq_skew":1.866099,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791632,"usec":101321},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572593,"noise_level":-25.050327,"freq_skew":1.485389,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":1909,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":47,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791632,"usec":103022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767914,"noise_level":-26.086636,"freq_skew":0.876191,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,20,78,209]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791632,"usec":855016},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610494,"noise_level":-26.034281,"freq_skew":-1.434986,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[184,41,110,80]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791633,"usec":622545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722113,"noise_level":-25.560268,"freq_skew":0.846671,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791633,"usec":628138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015059,"noise_level":-25.284607,"freq_skew":1.672602,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791635,"usec":912801},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600675,"noise_level":-25.331474,"freq_skew":0.828601,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":1377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"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":[29,85,170,111]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791635,"usec":916221},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666519,"noise_level":-25.246399,"freq_skew":2.071017,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791636,"usec":662697},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617755,"noise_level":-25.073338,"freq_skew":1.821873,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"DK1455","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791636,"usec":662697},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.617755,"noise_level":-25.073338,"freq_skew":1.821873,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","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":"21354542","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":[71,0,39,65,86,75,71,0,69,217,98,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791637,"usec":433537},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404032,"noise_level":-24.457062,"freq_skew":2.084037,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"233D25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791638,"usec":961609},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847408,"noise_level":-23.779448,"freq_skew":0.669789,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":254,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791639,"usec":711205},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450781,"noise_level":-23.659487,"freq_skew":1.705589,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1910,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[29,173]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791640,"usec":479271},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769681,"noise_level":-24.467571,"freq_skew":2.229334,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791641,"usec":999893},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559134,"noise_level":-24.753071,"freq_skew":0.707177,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":59625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[22,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791642,"usec":787},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.263943,"noise_level":-24.741545,"freq_skew":1.777477,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791645,"usec":50551},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595332,"noise_level":-23.156208,"freq_skew":0.787893,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":59625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[22,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791645,"usec":815461},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265719,"noise_level":-22.885645,"freq_skew":-2.900371,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791645,"usec":817885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549868,"noise_level":-22.849392,"freq_skew":-2.746522,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791645,"usec":821551},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740540,"noise_level":-23.701973,"freq_skew":-1.468858,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791646,"usec":568565},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675530,"noise_level":-24.498291,"freq_skew":0.892498,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791648,"usec":106693},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442293,"noise_level":-24.126541,"freq_skew":1.603211,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[112,182]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791650,"usec":415186},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894789,"noise_level":-24.029041,"freq_skew":-2.989558,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"B6","blk_id":"9","ack":"!","flight":"DK1159","msg_num":"J39","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKA141F0BF7F4C3C84D6C801D0D207F5FFDA5884D042621297801F8084D00C1B1","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKA","adsc":{"tags":[{"wpt_change_event":{"lat":43.659325,"lon":-1.974964,"alt":34004,"ts_sec":2848.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":45.699520,"lon":-0.413704,"alt":34000,"eta_sec":1062},"next_next_wpt":{"lat":46.634045,"lon":0.346069,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791651,"usec":933547},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750893,"noise_level":-23.402967,"freq_skew":-3.176411,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791652,"usec":697798},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096870,"noise_level":-23.137184,"freq_skew":1.540684,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":5539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2709,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[75,44]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791652,"usec":700510},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496192,"noise_level":-23.050365,"freq_skew":1.655095,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":0,"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":1911,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2672,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[41,115]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":47,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791653,"usec":462438},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480805,"noise_level":-24.025574,"freq_skew":0.188579,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"LO0426","msg_num":"M35","msg_num_seq":"A","msg_text":"164730,M118248,1923, 246,N 44.399 W 3.919"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791653,"usec":467655},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367224,"noise_level":-23.915813,"freq_skew":1.714628,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1912,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53893,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[38,193]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":47,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791654,"usec":214520},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863693,"noise_level":-24.118740,"freq_skew":-3.006175,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791654,"usec":221300},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739922,"noise_level":-23.884674,"freq_skew":1.596758,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":4,"unknown_proto":{"data":[160,193,225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791655,"usec":747303},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.430580,"noise_level":-24.265377,"freq_skew":0.394239,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":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":280,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791656,"usec":506565},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742458,"noise_level":-24.194698,"freq_skew":-1.722160,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":227,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":414,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791656,"usec":514903},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523616,"noise_level":-24.554415,"freq_skew":0.223758,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LWD","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"LO0426","msg_num":"M35","msg_num_seq":"A","msg_text":"164730,M118248,1923, 246,N 44.399 W 3.919"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791657,"usec":260231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659678,"noise_level":-24.870060,"freq_skew":0.822202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791657,"usec":267707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936440,"noise_level":-24.931526,"freq_skew":0.067136,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":2892,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791658,"usec":33222},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540386,"noise_level":-24.923050,"freq_skew":1.635229,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791658,"usec":799002},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571781,"noise_level":-24.666603,"freq_skew":1.791380,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":2,"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":1913,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":2672,"variable_part_params":[{"name":"checksum","value":[60,172]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791659,"usec":547709},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460874,"noise_level":-24.408007,"freq_skew":1.797153,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[47,71]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791659,"usec":549578},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729975,"noise_level":-24.321865,"freq_skew":0.857743,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"2T","blk_id":"3","ack":"!","flight":"AF0871","msg_num":"M77","msg_num_seq":"A","msg_text":"4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791659,"usec":549578},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.729975,"noise_level":-24.321865,"freq_skew":0.857743,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":257,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791660,"usec":325482},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603909,"noise_level":-23.903519,"freq_skew":1.819603,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[43,74]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791661,"usec":74643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974827,"noise_level":-23.701668,"freq_skew":0.010043,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791661,"usec":77652},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697376,"noise_level":-24.304977,"freq_skew":1.469639,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53893,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[66,57]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":47,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791661,"usec":841108},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585563,"noise_level":-23.752584,"freq_skew":2.019133,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791662,"usec":598444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010071,"noise_level":-23.554171,"freq_skew":1.695931,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791663,"usec":364070},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144069,"noise_level":-24.456713,"freq_skew":0.907659,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791664,"usec":883458},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243965,"noise_level":-24.389111,"freq_skew":0.033399,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[30,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791664,"usec":887197},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794657,"noise_level":-24.218040,"freq_skew":0.905397,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":246,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791666,"usec":412373},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739822,"noise_level":-23.801069,"freq_skew":2.295766,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":255,"sseq":7,"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":130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[153,73,247,16]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791668,"usec":703555},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.544649,"noise_level":-23.332909,"freq_skew":0.663111,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","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":246,"rseq":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791669,"usec":450760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553078,"noise_level":-22.983084,"freq_skew":-3.596630,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791670,"usec":225779},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135693,"noise_level":-23.278925,"freq_skew":1.879771,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791672,"usec":509124},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993325,"noise_level":-22.207527,"freq_skew":1.641247,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791672,"usec":511165},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519838,"noise_level":-22.581671,"freq_skew":1.914356,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53803,"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":[92,41,186,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791673,"usec":266514},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.290317,"noise_level":-22.911213,"freq_skew":0.098534,"avlc":{"src":{"addr":"398568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791674,"usec":791425},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788648,"noise_level":-22.122316,"freq_skew":-2.394322,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791677,"usec":75339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540908,"noise_level":-22.325375,"freq_skew":-0.141553,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791677,"usec":79697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454606,"noise_level":-22.190205,"freq_skew":-0.101224,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791677,"usec":834779},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572219,"noise_level":-22.599957,"freq_skew":2.042448,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791679,"usec":353723},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021877,"noise_level":-22.066010,"freq_skew":0.835575,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791679,"usec":359459},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537919,"noise_level":-21.923935,"freq_skew":0.160143,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,190,75,67]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791680,"usec":121148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647705,"noise_level":-22.700939,"freq_skew":0.060331,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791680,"usec":127276},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943316,"noise_level":-23.460117,"freq_skew":0.934163,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791684,"usec":704939},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850440,"noise_level":-21.561874,"freq_skew":2.354211,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":131,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53907,"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":[177,139,38,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":742622},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022867,"noise_level":-21.751003,"freq_skew":1.829247,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.600000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":745321},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638776,"noise_level":-21.922625,"freq_skew":1.867319,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"DK1455","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":746070},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735938,"noise_level":-21.922625,"freq_skew":2.075357,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"21354542","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":[71,0,39,65,86,75,71,0,69,217,98,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":746611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253522,"noise_level":-22.158258,"freq_skew":-2.168805,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":747895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402303,"noise_level":-22.607952,"freq_skew":-0.099033,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":748496},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.222587,"noise_level":-22.596230,"freq_skew":0.834154,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[66,163,14,136]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791687,"usec":749122},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145669,"noise_level":-22.584526,"freq_skew":0.970873,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791688,"usec":502125},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764833,"noise_level":-22.526241,"freq_skew":0.817214,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791689,"usec":266331},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516944,"noise_level":-22.139946,"freq_skew":2.036194,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791689,"usec":270780},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358047,"noise_level":-22.029524,"freq_skew":-3.075043,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791689,"usec":272277},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757782,"noise_level":-22.847950,"freq_skew":-3.225616,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791691,"usec":552140},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637415,"noise_level":-22.767673,"freq_skew":0.874494,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791692,"usec":311382},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633130,"noise_level":-22.710815,"freq_skew":-1.388480,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791692,"usec":317587},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957792,"noise_level":-22.723740,"freq_skew":0.278909,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791692,"usec":323061},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968904,"noise_level":-22.664513,"freq_skew":0.956865,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791693,"usec":845105},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784193,"noise_level":-22.049379,"freq_skew":-2.992755,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":52,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791695,"usec":365720},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875114,"noise_level":-21.505875,"freq_skew":-2.948078,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":634,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791696,"usec":123958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756131,"noise_level":-21.464653,"freq_skew":0.806662,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791696,"usec":130366},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650790,"noise_level":-21.840551,"freq_skew":1.930445,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"B6","blk_id":"4","ack":"!","flight":"DK1455","msg_num":"J06","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKB071C981FD4FB084DAD341D0C58B1F1D35D600E0D18DEFFF40F05D980FFF40D1D367FD9ED484D020C1D7FC7DC46084D00EB5C","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"basic_report":{"lat":40.210476,"lon":-7.562027,"alt":34008,"ts_sec":2893.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"VKG1455 "}},{"earth_ref_data":{"true_trk_deg":36.826172,"true_trk_valid":true,"gnd_spd_kts":445.500000,"vspd_ftmin":-48}},{"air_ref_data":{"true_hdg_deg":16.435547,"true_hdg_valid":true,"spd_mach":0.769500,"vspd_ftmin":-48.000000}},{"predicted_route":{"next_wpt":{"lat":41.080456,"lon":-6.692562,"alt":34000,"eta_sec":524},"next_next_wpt":{"lat":41.483002,"lon":-6.280060,"alt":34000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791699,"usec":933495},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811302,"noise_level":-21.151039,"freq_skew":1.867431,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791700,"usec":706052},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516088,"noise_level":-20.725304,"freq_skew":-1.411962,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791701,"usec":458572},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657360,"noise_level":-21.913225,"freq_skew":0.818355,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791701,"usec":466333},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228326,"noise_level":-21.699352,"freq_skew":1.917591,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2822,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[0,44,23,192]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791702,"usec":213087},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251679,"noise_level":-22.446825,"freq_skew":-2.853874,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791702,"usec":980498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895434,"noise_level":-22.587584,"freq_skew":1.730183,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791702,"usec":981721},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566419,"noise_level":-22.530071,"freq_skew":-2.088312,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62059,"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":[16,10,101,215]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791702,"usec":985888},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068687,"noise_level":-22.426088,"freq_skew":-1.881709,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62059,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[136,125,251,3]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791704,"usec":498928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887539,"noise_level":-22.055122,"freq_skew":-2.079272,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791705,"usec":269991},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785742,"noise_level":-22.397041,"freq_skew":-1.646272,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791706,"usec":28334},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507064,"noise_level":-22.475527,"freq_skew":-1.639635,"avlc":{"src":{"addr":"0201C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791710,"usec":604781},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884867,"noise_level":-21.339586,"freq_skew":1.687854,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791710,"usec":605789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.380147,"noise_level":-21.390894,"freq_skew":-0.382091,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791712,"usec":121320},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685997,"noise_level":-20.924500,"freq_skew":-3.145105,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791712,"usec":121664},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819844,"noise_level":-21.579363,"freq_skew":-0.142928,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":2894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2651,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[155,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791712,"usec":121888},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414945,"noise_level":-21.579363,"freq_skew":1.595776,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791712,"usec":130051},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623050,"noise_level":-22.599911,"freq_skew":-0.081425,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[60,205]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791713,"usec":655279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323210,"noise_level":-22.088030,"freq_skew":0.115498,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791714,"usec":409852},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914310,"noise_level":-21.945601,"freq_skew":-1.431493,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19225,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,208,198,231]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791714,"usec":413227},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470566,"noise_level":-22.782457,"freq_skew":0.673818,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":50818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[200,121,32,236]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791715,"usec":172409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069386,"noise_level":-22.442200,"freq_skew":-1.514308,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791715,"usec":182676},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145535,"noise_level":-22.339256,"freq_skew":-3.100920,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791715,"usec":927940},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780486,"noise_level":-23.208778,"freq_skew":0.654074,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":48167,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791715,"usec":932298},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615112,"noise_level":-23.022274,"freq_skew":-3.130516,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2620,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[81,35,42,187]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2620,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[74,132,49,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791715,"usec":933880},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610308,"noise_level":-23.009985,"freq_skew":0.857679,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"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":227,"rseq":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791716,"usec":700327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951091,"noise_level":-22.696344,"freq_skew":-1.754530,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791716,"usec":704634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965323,"noise_level":-22.602077,"freq_skew":-3.117735,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791717,"usec":459204},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353005,"noise_level":-23.028580,"freq_skew":1.780179,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-HZL","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"HV002H","msg_num":"F74","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/FNTRA2H/DTLPFR,28O,66,173827,3048D3"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791718,"usec":995222},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755773,"noise_level":-23.440409,"freq_skew":0.677551,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"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","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":48167,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791719,"usec":739145},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508617,"noise_level":-23.274212,"freq_skew":-1.242751,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,74,84,68,0,69,171,84,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":949,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"priority","value":[8]},{"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":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":15,"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":[235,74]},{"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791719,"usec":742112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600910,"noise_level":-24.219572,"freq_skew":0.084244,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791720,"usec":511923},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760995,"noise_level":-24.783703,"freq_skew":1.711064,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":6,"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":1917,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791721,"usec":274740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756220,"noise_level":-24.575294,"freq_skew":-2.880155,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"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":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[39,47,187,220]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791721,"usec":280189},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870974,"noise_level":-24.328770,"freq_skew":-3.089616,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":255,"sseq":0,"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":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2620,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[51,242,6,91]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791721,"usec":280831},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976028,"noise_level":-24.328770,"freq_skew":1.638036,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":26951},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858492,"noise_level":-24.158875,"freq_skew":-3.020981,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19193,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[7,3,69,72]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":35617},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798608,"noise_level":-24.162333,"freq_skew":-2.956982,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":35617},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.798608,"noise_level":-24.162333,"freq_skew":-2.956982,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":true,"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":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":2620,"variable_part_params":[{"name":"atn_checksum","value":[166,75,125,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":789730},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718387,"noise_level":-24.078583,"freq_skew":-3.169418,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":792099},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577342,"noise_level":-23.968155,"freq_skew":-3.225034,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":792099},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.577342,"noise_level":-23.968155,"freq_skew":-3.225034,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"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":[239,47,127,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791722,"usec":795045},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550658,"noise_level":-24.078352,"freq_skew":-1.505531,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2834,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[218,48]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791723,"usec":551893},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658893,"noise_level":-24.173630,"freq_skew":-1.508981,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":951,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2834,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[24,227]}]}],"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":[1,3,27,1,4565844,0]}},"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":"JTD914","long_tsap":{"rdp":[65,74,84,68,0],"short_tsap":{"ars":[69,171,84],"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":[65,74,84,68,0],"short_tsap":{"ars":[69,171,84],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"GCLP","destination_airport":"EFHK"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791723,"usec":552824},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909854,"noise_level":-25.048672,"freq_skew":-3.107437,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791723,"usec":552824},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.909854,"noise_level":-25.048672,"freq_skew":-3.107437,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[154,206,182,204]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791723,"usec":559080},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587541,"noise_level":-25.822075,"freq_skew":2.112268,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791724,"usec":319664},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718246,"noise_level":-25.423834,"freq_skew":-3.053227,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19193,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[239,155,232,119]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19193,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,174,45,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791724,"usec":320007},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286794,"noise_level":-25.423834,"freq_skew":-1.290348,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791725,"usec":73177},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461219,"noise_level":-26.184238,"freq_skew":-1.329924,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2834,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[31,146]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791725,"usec":79648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909360,"noise_level":-26.765749,"freq_skew":-1.349291,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":15,"dst_ref":2834,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[163,95]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791725,"usec":840806},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166081,"noise_level":-27.219006,"freq_skew":-3.234479,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791726,"usec":603174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393850,"noise_level":-26.603210,"freq_skew":-1.337783,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791727,"usec":362222},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369822,"noise_level":-26.989418,"freq_skew":-0.252364,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":360,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791727,"usec":371682},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419203,"noise_level":-26.854515,"freq_skew":-3.131818,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"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":665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[88,49]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791727,"usec":373043},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451123,"noise_level":-26.797337,"freq_skew":-1.363444,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"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":1631,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791728,"usec":120300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667302,"noise_level":-26.680050,"freq_skew":2.055269,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791728,"usec":121799},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964204,"noise_level":-26.586840,"freq_skew":0.664830,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791728,"usec":890026},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004505,"noise_level":-26.248941,"freq_skew":-2.521601,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"SR02PD","msg_num":"M44","msg_num_seq":"A","msg_text":"EDDM EDDS EDDN EDDF-SA"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791729,"usec":639171},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978364,"noise_level":-26.072399,"freq_skew":0.736173,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"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":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[102,141,254,36]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791729,"usec":640381},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266653,"noise_level":-26.002773,"freq_skew":0.264797,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791729,"usec":640381},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.266653,"noise_level":-26.002773,"freq_skew":0.264797,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791730,"usec":407279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875860,"noise_level":-25.928593,"freq_skew":0.845217,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791730,"usec":413185},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205307,"noise_level":-25.657833,"freq_skew":-3.256735,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"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":666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2615,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[27,194]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791731,"usec":174594},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730270,"noise_level":-26.418526,"freq_skew":2.012913,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791731,"usec":928817},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712489,"noise_level":-25.923674,"freq_skew":0.164973,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2651,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[224,135]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791731,"usec":935091},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712112,"noise_level":-25.686434,"freq_skew":0.063694,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19189,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[238,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791732,"usec":694574},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556657,"noise_level":-25.570200,"freq_skew":-2.417747,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"SR02PD","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791732,"usec":697314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658480,"noise_level":-25.504473,"freq_skew":0.146142,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2720,"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":[105,190,9,214]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791733,"usec":461455},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578368,"noise_level":-26.171680,"freq_skew":-2.508923,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"6","ack":"C","flight":"SR02PD","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791733,"usec":461849},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343574,"noise_level":-26.154020,"freq_skew":0.858564,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791733,"usec":462479},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509091,"noise_level":-26.869438,"freq_skew":0.024166,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791733,"usec":473030},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585649,"noise_level":-26.623919,"freq_skew":0.858672,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"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":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":59772,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":14,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[22,156]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791733,"usec":473540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655734,"noise_level":-26.605318,"freq_skew":1.586622,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":215954},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671484,"noise_level":-27.315075,"freq_skew":0.050024,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":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":2898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":3,"dst_ref":2651,"variable_part_params":[{"name":"checksum","value":[226,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":217902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827664,"noise_level":-27.155243,"freq_skew":-2.617126,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":219800},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745524,"noise_level":-27.392771,"freq_skew":-2.289583,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-SHO","mode":"2","label":"_d","blk_id":"7","ack":"D","flight":"SR02PD","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":223270},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845579,"noise_level":-27.331947,"freq_skew":-0.062958,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[48,94]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":223522},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330319,"noise_level":-27.311768,"freq_skew":-2.955971,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":521,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53869,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,75]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":980121},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833107,"noise_level":-27.191666,"freq_skew":-2.610022,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[251,190,212,123]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":982399},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659388,"noise_level":-27.034069,"freq_skew":1.881395,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53788,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[223,13,78,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791734,"usec":991649},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823355,"noise_level":-26.783920,"freq_skew":0.682848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791735,"usec":741126},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900956,"noise_level":-26.652149,"freq_skew":0.114568,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19189,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[44,97]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791735,"usec":748233},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353397,"noise_level":-26.430807,"freq_skew":0.136540,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19189,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[71,30]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":48,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791737,"usec":265933},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263701,"noise_level":-25.564835,"freq_skew":-0.029898,"avlc":{"src":{"addr":"48AE83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791738,"usec":30416},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714398,"noise_level":-25.193745,"freq_skew":2.052435,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"TO55HY","msg_num":"J11","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791738,"usec":39840},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968285,"noise_level":-25.021721,"freq_skew":1.136813,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","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":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"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":[216,78,188,238]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791739,"usec":561337},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.048886,"noise_level":-24.167059,"freq_skew":-0.579576,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"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":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4726,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791740,"usec":309721},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062619,"noise_level":-24.097172,"freq_skew":-3.132564,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[206,181,85,113]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791740,"usec":309721},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.062619,"noise_level":-24.097172,"freq_skew":-3.132564,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62063,"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":[196,26,13,175]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791740,"usec":311494},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667311,"noise_level":-24.027842,"freq_skew":0.660431,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791741,"usec":78109},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018203,"noise_level":-24.088737,"freq_skew":-2.852855,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791741,"usec":85452},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678357,"noise_level":-23.991924,"freq_skew":2.121513,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791741,"usec":88725},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492451,"noise_level":-24.965792,"freq_skew":0.069630,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[226,195,7,157]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791741,"usec":838383},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764898,"noise_level":-24.680784,"freq_skew":0.942724,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791741,"usec":838546},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503637,"noise_level":-24.680784,"freq_skew":2.184908,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"_d","blk_id":"5","ack":"R","flight":"TO55HY","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791743,"usec":361542},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855515,"noise_level":-25.258137,"freq_skew":2.264143,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXSN","mode":"2","label":"_d","blk_id":"6","ack":"S","flight":"TO55HY","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791743,"usec":371473},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856126,"noise_level":-24.930248,"freq_skew":1.899899,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791745,"usec":650668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860345,"noise_level":-24.056362,"freq_skew":0.354741,"avlc":{"src":{"addr":"4854C7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791745,"usec":650933},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868993,"noise_level":-24.042519,"freq_skew":2.268060,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":132,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791745,"usec":651899},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484882,"noise_level":-24.001114,"freq_skew":2.164590,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":254,"sseq":4,"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":2130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[168,87]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791746,"usec":413179},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661868,"noise_level":-23.637108,"freq_skew":-2.597195,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62077,"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":[9,38,156,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791746,"usec":413253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643243,"noise_level":-23.637108,"freq_skew":0.753003,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791747,"usec":941468},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747682,"noise_level":-22.782726,"freq_skew":-2.308607,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[188,235,66,225]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791747,"usec":942674},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604434,"noise_level":-22.746902,"freq_skew":-3.451199,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":120.000000,"flags":224,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2712,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[211,162,149,49]},{"name":"subseq_num","value":4}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791748,"usec":700602},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012622,"noise_level":-23.714104,"freq_skew":-3.075810,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791748,"usec":705432},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662447,"noise_level":-23.819851,"freq_skew":0.865499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791749,"usec":452895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749861,"noise_level":-24.276163,"freq_skew":-2.658830,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62077,"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":[9,38,156,211]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791749,"usec":458330},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761226,"noise_level":-24.065571,"freq_skew":0.959430,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24726,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[43,137]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791750,"usec":226967},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282341,"noise_level":-24.574379,"freq_skew":1.853668,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":5,"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":2131,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2752,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[107,232]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791750,"usec":989784},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818515,"noise_level":-24.451494,"freq_skew":0.792567,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791751,"usec":741511},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908331,"noise_level":-25.158058,"freq_skew":1.758731,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791751,"usec":741511},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.908331,"noise_level":-25.158058,"freq_skew":1.758731,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2822,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[45,119,28,154]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791752,"usec":504808},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888750,"noise_level":-25.163557,"freq_skew":-1.543107,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2648,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[239,91,7,248]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791752,"usec":505733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733447,"noise_level":-25.147831,"freq_skew":2.249615,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791752,"usec":509118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570561,"noise_level":-26.115192,"freq_skew":0.608906,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24736,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[203,13,249,239]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791753,"usec":274231},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959406,"noise_level":-26.372025,"freq_skew":-1.561191,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791754,"usec":42013},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691954,"noise_level":-25.879742,"freq_skew":1.807061,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1918,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[26,171]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791755,"usec":555936},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704756,"noise_level":-25.560234,"freq_skew":0.709029,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":1378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791757,"usec":72920},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867321,"noise_level":-25.152834,"freq_skew":-0.224883,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":46,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791757,"usec":845432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126206,"noise_level":-24.619343,"freq_skew":-2.198549,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791758,"usec":599337},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660360,"noise_level":-24.429247,"freq_skew":0.622409,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":1378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791760,"usec":898617},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821605,"noise_level":-23.824244,"freq_skew":0.539268,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":1378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[94,0,176,39]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791762,"usec":416677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570262,"noise_level":-24.079533,"freq_skew":0.734662,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791763,"usec":938832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062277,"noise_level":-23.308949,"freq_skew":-2.232932,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791764,"usec":697144},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469803,"noise_level":-22.984531,"freq_skew":1.747689,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":6,"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":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53803,"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":[92,41,186,78]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791766,"usec":228773},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376269,"noise_level":-22.234066,"freq_skew":0.484534,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791767,"usec":741766},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003769,"noise_level":-22.745533,"freq_skew":1.969180,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791767,"usec":748995},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504344,"noise_level":-23.176495,"freq_skew":1.546350,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"_d","blk_id":"0","ack":"O","flight":"DK1105","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791768,"usec":509095},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683983,"noise_level":-22.844833,"freq_skew":1.863524,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1105","msg_num":"F87","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS164927,3001260D20"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791769,"usec":268747},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590765,"noise_level":-22.560293,"freq_skew":0.867930,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":48550,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791770,"usec":29362},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609304,"noise_level":-22.455950,"freq_skew":-1.459265,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791770,"usec":790986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044770,"noise_level":-22.139114,"freq_skew":0.937686,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791770,"usec":795160},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654027,"noise_level":-22.028706,"freq_skew":1.899486,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791770,"usec":796011},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600238,"noise_level":-22.776047,"freq_skew":-3.141994,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,74,84,68,0,69,171,79,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":53,"segment_offset":0,"pdu_total_len":123},"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":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":25665,"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":[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":[207,67]},{"name":"atn_checksum","value":[67,207,189,27]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791771,"usec":555556},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763168,"noise_level":-23.555870,"freq_skew":2.027675,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791771,"usec":559476},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935361,"noise_level":-23.400309,"freq_skew":1.677808,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DK1105","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39347W007096,TAGUX124-0091,164928,340,BARDI,165928,ZMR,M53,296144,211/TS164928,3001263A6E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791771,"usec":565865},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457339,"noise_level":-24.002752,"freq_skew":-3.136665,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2836,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[94,124,218,160]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791772,"usec":311618},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743734,"noise_level":-24.994738,"freq_skew":0.064119,"avlc":{"src":{"addr":"49D62C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":4,"chan_num":6,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":127.500000,"flags":224,"pdu_id":34,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":15,"credit_offered":10,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791772,"usec":313435},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638081,"noise_level":-25.848248,"freq_skew":-2.802828,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2836,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,66,110,190]}]}],"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":[1,3,27,1,4565839,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"JTD9003","long_tsap":{"rdp":[65,74,84,68,0],"short_tsap":{"ars":[69,171,79],"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":[65,74,84,68,0],"short_tsap":{"ars":[69,171,79],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"LEMD","destination_airport":"EKCH"}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791772,"usec":313734},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590402,"noise_level":-25.848248,"freq_skew":2.141297,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"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":2132,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":81108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.238297,"noise_level":-25.911514,"freq_skew":0.853755,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":82419},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523588,"noise_level":-25.894375,"freq_skew":-2.773471,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":86954},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703829,"noise_level":-25.657923,"freq_skew":-2.923571,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":86954},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.703829,"noise_level":-25.657923,"freq_skew":-2.923571,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2836,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[209,28,213,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":86954},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.703829,"noise_level":-25.657923,"freq_skew":-2.923571,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":25665,"dst_ref":2836,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[44,1,27,197]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791773,"usec":844384},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693573,"noise_level":-25.411528,"freq_skew":-3.039317,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":25666,"dst_ref":2837,"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":[7,239,11,52]}]}],"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791774,"usec":597898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859329,"noise_level":-25.489300,"freq_skew":-1.491684,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791774,"usec":599506},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635463,"noise_level":-25.424177,"freq_skew":-3.129885,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791774,"usec":601260},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774644,"noise_level":-26.080544,"freq_skew":-2.913741,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2837,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,15,200,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":49,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791774,"usec":602076},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771698,"noise_level":-26.063068,"freq_skew":1.816018,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791774,"usec":603883},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795142,"noise_level":-26.655214,"freq_skew":2.046714,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791775,"usec":356211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693422,"noise_level":-26.880669,"freq_skew":1.744393,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791775,"usec":359627},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439330,"noise_level":-26.672211,"freq_skew":0.765585,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,25,48,132]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":124711},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300494,"noise_level":-26.323521,"freq_skew":-2.945842,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":124711},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.300494,"noise_level":-26.323521,"freq_skew":-2.945842,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2837,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[243,78,213,59]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":126321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265056,"noise_level":-26.216255,"freq_skew":-3.520898,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":128997},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748085,"noise_level":-26.241890,"freq_skew":1.624411,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":630,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":884727},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819222,"noise_level":-25.995920,"freq_skew":1.003177,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"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":48593,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":891308},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668465,"noise_level":-25.875500,"freq_skew":2.031741,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":891748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655381,"noise_level":-26.743841,"freq_skew":2.254846,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":2,"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":133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53907,"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":[177,139,38,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":893701},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533928,"noise_level":-26.631289,"freq_skew":1.715465,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791776,"usec":895808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423053,"noise_level":-26.557060,"freq_skew":-3.046039,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791778,"usec":403633},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460819,"noise_level":-27.122246,"freq_skew":1.995764,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791778,"usec":404611},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767738,"noise_level":-27.043716,"freq_skew":2.026962,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791778,"usec":410689},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.343711,"noise_level":-26.698866,"freq_skew":-2.790510,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"DK1159","msg_num":"F88","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791779,"usec":930940},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673497,"noise_level":-26.135281,"freq_skew":-3.043302,"avlc":{"src":{"addr":"45AB4F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2837,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[73,27,8,229]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791780,"usec":691327},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765102,"noise_level":-25.705990,"freq_skew":0.928925,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"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":246,"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":48593,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":9,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791780,"usec":698945},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595308,"noise_level":-25.446579,"freq_skew":-3.552985,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791780,"usec":699249},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889559,"noise_level":-25.789986,"freq_skew":0.813807,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":38.000000,"lon":-5.000000},"alt":40000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791780,"usec":699249},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.889559,"noise_level":-25.789986,"freq_skew":0.813807,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"AF0871","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":457508},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553489,"noise_level":-25.789986,"freq_skew":1.476098,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-LVM","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"LO0442","msg_num":"M84","msg_num_seq":"A","msg_text":"164938,38005,1941, 221,N 40.607 W 2.701"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":457822},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004214,"noise_level":-25.773085,"freq_skew":0.975283,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"16347413","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":[71,0,39,65,65,70,82,0,57,207,11,0,0,65,67,82,48,48,49,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":459884},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445581,"noise_level":-25.672367,"freq_skew":-0.306010,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":460600},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776355,"noise_level":-26.434935,"freq_skew":1.759869,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":462634},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868872,"noise_level":-26.380444,"freq_skew":2.016815,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":465739},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925913,"noise_level":-26.308317,"freq_skew":-0.100246,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15060203","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,96,131,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791781,"usec":465739},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.925913,"noise_level":-26.308317,"freq_skew":-0.100246,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MXM","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"UX6066","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791782,"usec":217857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607778,"noise_level":-27.032021,"freq_skew":1.085640,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791782,"usec":220383},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829426,"noise_level":-26.877268,"freq_skew":-0.221134,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3065","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791782,"usec":220696},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926134,"noise_level":-26.858116,"freq_skew":1.113771,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791782,"usec":981114},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503656,"noise_level":-26.392555,"freq_skew":0.021040,"avlc":{"src":{"addr":"346083","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791783,"usec":747480},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709483,"noise_level":-26.002537,"freq_skew":-1.479892,"avlc":{"src":{"addr":"39D303","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791785,"usec":266932},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580791,"noise_level":-26.168158,"freq_skew":-2.499521,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[246,0,206,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791785,"usec":267731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.463881,"noise_level":-26.132889,"freq_skew":-3.210853,"avlc":{"src":{"addr":"45D961","type":"Aircraft","status":"Airborne"},"dst":{"addr":"212625","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791785,"usec":268293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015956,"noise_level":-26.097765,"freq_skew":1.366352,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":26542},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777037,"noise_level":-25.804802,"freq_skew":1.760722,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":26542},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.777037,"noise_level":-25.804802,"freq_skew":1.760722,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":32390},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649810,"noise_level":-25.554260,"freq_skew":0.644340,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","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":6,"retry":0}},{"name":"avlc_specific_options","value":[32]},{"name":"airport_coverage","value":"LEVD"},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.500000}},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":34213},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756869,"noise_level":-25.537815,"freq_skew":2.015975,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":255,"sseq":3,"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":134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,123,54,169]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":35393},"freq":136975000,"burst_len_octets":201,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742763,"noise_level":-26.656561,"freq_skew":1.860008,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"ESMS"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.400000},"alt":34000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":35393},"freq":136975000,"burst_len_octets":201,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.742763,"noise_level":-26.656561,"freq_skew":1.860008,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":35393},"freq":136975000,"burst_len_octets":201,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.742763,"noise_level":-26.656561,"freq_skew":1.860008,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"21354542","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":[71,0,39,65,86,75,71,0,69,217,98,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":789542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614705,"noise_level":-26.453346,"freq_skew":1.979555,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":791101},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551293,"noise_level":-27.021711,"freq_skew":0.818365,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21354542","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":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":792976},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939680,"noise_level":-26.944082,"freq_skew":0.721184,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791786,"usec":794131},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479526,"noise_level":-27.421320,"freq_skew":0.840484,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791787,"usec":549627},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596150,"noise_level":-27.340054,"freq_skew":1.902278,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1455","msg_num":"F93","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40201W007264,N37372W009595,164929,340,N41048W006416,165704,ADORO,M54,298157,203/TS164929,3001266208"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791787,"usec":555074},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826679,"noise_level":-27.355732,"freq_skew":0.915499,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"B","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791787,"usec":555430},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172647,"noise_level":-27.335499,"freq_skew":2.053710,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791787,"usec":556404},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959907,"noise_level":-27.295170,"freq_skew":2.007720,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"DK1455","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791788,"usec":314259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069788,"noise_level":-27.313988,"freq_skew":0.931251,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791788,"usec":316411},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802543,"noise_level":-27.193853,"freq_skew":-2.339573,"avlc":{"src":{"addr":"501C16","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[246,0,206,150]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791788,"usec":319173},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704865,"noise_level":-27.328312,"freq_skew":1.893927,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"DK1455","msg_num":"F93","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40201W007264,N37372W009595,164929,340,N41048W006416,165704,ADORO,M54,298157,203/TS164929,3001266208"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791788,"usec":319431},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474082,"noise_level":-27.308142,"freq_skew":-0.059142,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791788,"usec":321234},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020652,"noise_level":-27.227921,"freq_skew":0.655227,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":75796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753360,"noise_level":-26.933529,"freq_skew":0.648638,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":77174},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510978,"noise_level":-26.856680,"freq_skew":0.755050,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"738446","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":81396},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562878,"noise_level":-26.773331,"freq_skew":0.758113,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB4B","type":"Aircraft"},"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":227,"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":48670,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":2,"credit_offered":4,"credit_avail":2}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":81895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008406,"noise_level":-26.754408,"freq_skew":-3.098008,"avlc":{"src":{"addr":"511194","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":83314},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685391,"noise_level":-26.660402,"freq_skew":0.611606,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"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":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":24792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62412,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[39,244,145,126]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":839450},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588881,"noise_level":-26.457100,"freq_skew":-0.007201,"avlc":{"src":{"addr":"4ACA8C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2717,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[171,225,72,199]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":840359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.333992,"noise_level":-27.442356,"freq_skew":0.103971,"avlc":{"src":{"addr":"738446","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":840749},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603943,"noise_level":-28.333014,"freq_skew":2.026162,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791789,"usec":843477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742798,"noise_level":-28.363407,"freq_skew":-1.742865,"avlc":{"src":{"addr":"45AB4B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791790,"usec":598265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658580,"noise_level":-28.873293,"freq_skew":0.920741,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"4ACA8C","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791790,"usec":601484},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958404,"noise_level":-28.658833,"freq_skew":0.795035,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791790,"usec":603489},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091911,"noise_level":-28.541937,"freq_skew":-3.125783,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791791,"usec":362224},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927724,"noise_level":-29.522448,"freq_skew":2.207880,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791791,"usec":363472},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724441,"noise_level":-30.157562,"freq_skew":2.217417,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"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":135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2696,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[173,27,49,153]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2696,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,206,101,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":49,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791791,"usec":368572},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718152,"noise_level":-30.576532,"freq_skew":-2.898973,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":522,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":121709},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770359,"noise_level":-30.969275,"freq_skew":0.908623,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"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":20.000000,"flags":246,"pdu_id":48688,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":122508},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266948,"noise_level":-30.877628,"freq_skew":-3.333858,"avlc":{"src":{"addr":"020105","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"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":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":667,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":13,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":126785},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506927,"noise_level":-31.001585,"freq_skew":1.754546,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"DK1455","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":128619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921886,"noise_level":-30.879154,"freq_skew":0.898192,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":128833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359233,"noise_level":-30.879154,"freq_skew":2.275388,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":884798},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953251,"noise_level":-30.668966,"freq_skew":1.824141,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"F92","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":887986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514292,"noise_level":-30.348618,"freq_skew":-0.339080,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":889104},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395474,"noise_level":-30.263264,"freq_skew":1.413584,"avlc":{"src":{"addr":"48AF0C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791792,"usec":889815},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896015,"noise_level":-30.206823,"freq_skew":0.882507,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"39D305","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791793,"usec":649890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588308,"noise_level":-29.969873,"freq_skew":-3.369663,"avlc":{"src":{"addr":"3964E1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":246,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":226,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":8,"credit_offered":2,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791794,"usec":402183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605536,"noise_level":-30.272663,"freq_skew":0.686549,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3964E1","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791794,"usec":402853},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826863,"noise_level":-30.244366,"freq_skew":-3.053716,"avlc":{"src":{"addr":"39D305","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791795,"usec":178102},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813141,"noise_level":-29.642925,"freq_skew":0.632948,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"E","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791795,"usec":938902},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399877,"noise_level":-29.281500,"freq_skew":-0.257536,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"DE08LT","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791795,"usec":946697},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388242,"noise_level":-28.983242,"freq_skew":-0.299453,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"DE08LT","msg_num":"F40","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS164955,300126D50E"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791796,"usec":699106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768083,"noise_level":-29.524593,"freq_skew":0.826008,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791796,"usec":700923},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049050,"noise_level":-29.369953,"freq_skew":0.613554,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791798,"usec":216958},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875106,"noise_level":-28.358318,"freq_skew":1.065933,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"23A445","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791798,"usec":983676},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305963,"noise_level":-27.871973,"freq_skew":-0.257367,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"DE08LT","msg_num":"F41","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42395W004596,ZMR,164955,360,NUBLO,164959,RONSI,M45,28582,179/TS164955,3001262711"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791798,"usec":991483},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829429,"noise_level":-27.771320,"freq_skew":0.759877,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C0AC7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ATCC","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791799,"usec":744101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297565,"noise_level":-27.215689,"freq_skew":-0.408596,"avlc":{"src":{"addr":"3C0AC7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791800,"usec":505492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571558,"noise_level":-28.061342,"freq_skew":-0.314573,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":28314},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865951,"noise_level":-26.968500,"freq_skew":-2.164775,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2533,"credit":4,"rseq":13,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[173,59,10,37]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":30766},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456351,"noise_level":-27.175175,"freq_skew":2.018440,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"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":136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2696,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,51,52,34]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":49,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":30766},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.456351,"noise_level":-27.175175,"freq_skew":2.018440,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53907,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[219,181,114,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":49,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":35329},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023407,"noise_level":-26.998407,"freq_skew":-2.054280,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"EDDN"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-0.900000},"alt":35000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":788909},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948653,"noise_level":-26.844250,"freq_skew":-2.130628,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".ES-MBU","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"DI02AT","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":788909},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.948653,"noise_level":-26.844250,"freq_skew":-2.130628,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","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":"24210557","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":[71,0,39,65,77,66,85,0,81,17,111,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":789822},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929500,"noise_level":-26.877502,"freq_skew":2.100832,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":789822},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.929500,"noise_level":-26.877502,"freq_skew":2.100832,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":791720},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806286,"noise_level":-27.114344,"freq_skew":-1.264807,"avlc":{"src":{"addr":"511189","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3,"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":422,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769791802,"usec":796014},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718194,"noise_level":-26.996920,"freq_skew":1.978891,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"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":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":53,"dst_ref":2696,"variable_part_params":[{"name":"atn_checksum","value":[165,143,188,18]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791803,"usec":560163},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882450,"noise_level":-27.149212,"freq_skew":2.190428,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":53907,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[92,43,178,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791803,"usec":561620},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873588,"noise_level":-27.916939,"freq_skew":0.718976,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"511189","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791804,"usec":311118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039078,"noise_level":-28.257311,"freq_skew":-2.197551,"avlc":{"src":{"addr":"51116F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2D0745","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791805,"usec":74256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077725,"noise_level":-27.463192,"freq_skew":1.005252,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"_d","blk_id":"5","ack":"N","flight":"AF0871","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791805,"usec":844231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916076,"noise_level":-26.792410,"freq_skew":1.008950,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"_d","blk_id":"6","ack":"O","flight":"AF0871","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791806,"usec":605853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687056,"noise_level":-26.586029,"freq_skew":2.169810,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":53907,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[92,43,178,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791806,"usec":610948},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839134,"noise_level":-26.258553,"freq_skew":1.023331,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"_d","blk_id":"7","ack":"P","flight":"AF0871","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791807,"usec":360798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332866,"noise_level":-26.424551,"freq_skew":2.129889,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791807,"usec":370583},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665936,"noise_level":-26.402390,"freq_skew":1.984237,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"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":53907,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[177,247,228,101]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53907,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,93,203,197]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":16,"min":50,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791808,"usec":133675},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726245,"noise_level":-26.939783,"freq_skew":0.735389,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"484EE5","type":"Aircraft"},"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":2,"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":48794,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":4,"credit_avail":5}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791808,"usec":889255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023313,"noise_level":-26.711084,"freq_skew":2.052076,"avlc":{"src":{"addr":"39DE4D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298E25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791809,"usec":648540},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592419,"noise_level":-26.378939,"freq_skew":1.763513,"avlc":{"src":{"addr":"484EE5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791809,"usec":649054},"freq":136975000,"burst_len_octets":337,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728014,"noise_level":-26.684513,"freq_skew":1.080504,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"MA","blk_id":"8","ack":"!","flight":"AF0871","msg_num":"U08","msg_num_seq":"A","msg_text":"T12!<<,Y/k.E`<*;nE!'s.16q38TQ50H#|Q&a#p_CuNiIjH0jR[H;7crEaY]BH!=/p(6R8jF'ns5-eW<+m)]#nrJiHZG+q#`)#,\"U_<`iCCQ+/(=of_VQ(,1#,#+oc>D(=M%S\\S4\\ln+L,jB#Ufb>Jkc=[j95m0`\\so?eK0[MPF*2>\"3O#e)MP2n'etit-;7'GT'bY!4'\"L^^@V(LF033jSnDrX\\&SeL5N3dm7f%kVoTtU,AoLZU__`QtI,$?jfJ.\")j4P&=2IK(Ss\"sNa9Knrc/]\"r\"biT?7","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":225,"aircraft_id":".F-HTYL","msg_num":63,"ack_required":true,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"DF","message":{"text":"A350,000139,1,1,TB000000/REP054,01,01;H01,054,01,01,4110,00436,.F-HTYL,3,0,30,01,26,16,49,59,080/H02,FACT LFPG,AFR871 ,S0385,S0685,5CC271125A/H03,Traffic Policing Failure/A10,XXXXXXXXXXXXXXXXXXXX,XXXXXXXXXXXXXXXXXXXX,0000000001/A11,16,49,09,16,49,59/B10,XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/B11,0000000001,XXXXXXXXXX/C10,XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/C11,0000000000,XXXXXXXXXX/D10,XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/D11,0000012401,XXXXXXXXXX/E10,XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/E11,0000000000,XXXXXXXXXX/F10,XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX/F11,0000000000,XXXXXXXXXX/:"}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791812,"usec":694736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909352,"noise_level":-25.017527,"freq_skew":0.872712,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791812,"usec":699733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767722,"noise_level":-24.833754,"freq_skew":0.977010,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791812,"usec":704259},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797145,"noise_level":-25.195787,"freq_skew":0.816788,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"_d","blk_id":"9","ack":"Q","flight":"AF0871","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769791813,"usec":459665},"freq":136975000,"burst_len_octets":342,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848157,"noise_level":-24.885429,"freq_skew":1.080468,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"MA","blk_id":"0","ack":"!","flight":"AF0871","msg_num":"U09","msg_num_seq":"A","msg_text":"T32!<<,[/k.E`<*;nG!'s.16q3Cthf\\u\"|Q&a+H_E\\Zc?Y(:Of'/cu,eKYf0k1\\7Jt'Z(%'iJj'Em():iKT(o&QB%D]l5N#D]g=DrtdKgP('?$1saL[1Ys/,fmAo,,$MDDqf!kW=miH-A%%1.BqJ-??/A1BS?F!q_f9mHpi0NN89%=EN+B<\"!)8LBMsfofN*Uca.6?a#hk;Y&Q\"O#-CK;&4)nJUnnHN1d.`sI<_B'JBjIXg#XBPkmBLf1Q';1k\\,PkM#]uff&uDr6E0RE_Z%)@bZ^.@lIoY$(a\";gSV#&.B.Ueb8IX&t_7PYdYQ^rO2!j$jUhXS'-$$(pdp2;=RE\\Taa-oH%>>I^]XGONKQg7Ti2MiVjPVrrn_dc@#$5kZ[RCTYTWir@I7Smf)B?;[p\"!T5)Y@6BbZtCGt1`4Le^:385557Qt(!V.iJ2GGi<7N.B>nP:#34\"+odl!O+WhMhRuD`$]UHmAq3hi#^8/KN$]n(QBjB5NE:HP&XZ>\"'%W5n5\"YSSqTA85\\$^^T3O))5d/,pJV><`#k","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":590,"aircraft_id":".F-HTYL","msg_num":67,"ack_required":true,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"DF","message":{"text":"A350,000141,1,1,TB000000/REP001,02,05;H01,001,02,05,4000,00137,.F-HTYL,3,0,30,01,26,17,13,14,080/H02,FACT LFPG,AFR871 ,S0385,S0685,5CC271125A/H03,No Stable Frame/A10,30,01,26,13,08,12,+12267,-001481,-033,33,22035,044,00057,00613/A11,1,0,0,0,093,0,093,0,0,1,0,0,22368,044,00057,00613/B10,1,0,1,2,3,2407C,008,0181,0,000,000/B11,1,0,1,3,3,008,0181,0,000,000/C10,+40002,+40002,0851,0851,-2597,208776,-02,08077/C11,+39961,+40002,0849,0851,-2512,+08,07944/C12,+40028,0852,-2587,+03,08038/D10,-0188,08481,010,0863,027,0844,030,+0712,+0710,+0707,+0711/D11,-0166,08481,016,0865,012,0848,013,+0705,+0704,+0701,+0704/E10,+0829,+0800,+0800,05823,06132,06131,-000,+021,129,+095/E11,+0829,+0801,+0801,05851,06030,06030,-001,+013,154,+096/F10,0188,0301,0298,05641,04199,1705,0000,0000,05832,02720,---,+048/F11,0188,0301,0299,05670,04224,1731,0000,0000,05770,02736,---,+047/G10,-259,-277,+2174,+4873,+3752,---,+424,+416,+356,+0032,+0068,+0017/G11,-259,-278,+2175,+4894,+3699,---,+419,+415,+354,+0039,+0034,+0015/H10,+006,+303,+198,110,+1170,+1343,+047,051,050/H11,+016,+298,+197,113,+1172,+1487,+053,051,048/J10,+025,+025,+01,+02,021,024,+004,+000,0000,0019,+233,+093/J11,+022,+022,+01,+02,022,021,+004,-001,0000,0011,+330,+062/K10,385/:"}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793206,"usec":217776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771972,"noise_level":-26.043911,"freq_skew":1.171975,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2748,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[106,134,176,178]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793206,"usec":222945},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123162,"noise_level":-26.290905,"freq_skew":0.501254,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793207,"usec":748276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308640,"noise_level":-25.585566,"freq_skew":1.230943,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793208,"usec":510278},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613593,"noise_level":-26.186333,"freq_skew":2.019944,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793208,"usec":511795},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581655,"noise_level":-26.645023,"freq_skew":2.021909,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793209,"usec":267293},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253493,"noise_level":-26.190454,"freq_skew":-0.330892,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793209,"usec":272527},"freq":136975000,"burst_len_octets":974,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266382,"noise_level":-25.877296,"freq_skew":-0.351767,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HTYL","mode":"2","label":"MA","blk_id":"9","ack":"!","flight":"AF0871","msg_num":"U11","msg_num_seq":"A","msg_text":"T12!<<2S/k.E`<*;nO!'s.16q71\"*23E5|I8nC-'1!3-(#O5Zp1'\\5E_IG\\%#U3Q3!Lfj&/+\"&79-Nu+VM4^R@3HBl0bOAN>G/1U=k^hqfF(QR3->874dtq5O:hfH'U4WA#eD6]A7f5o^.`&8TH@sZC8-HoqXT>Q['+eDR4ap*Hq1$BsW0M9inCf.,G?9!m>b&:\"@Ajd@S)O>!;k1rr1qh[JTq#o4?eB[5N3n8M*YO5GJQLF;N*`pV!p,B&l?(NRhK6!9d`=p1(&\"9$g11Ko+p2/hTnU0&@B5RBV-,SXWf1UJd^(ocblGC;Gg\"JNgL8a5&&4o:DEYbOVu+,rZNRtZ+B@Q\\8@oc\\^-m85E$XK2K),E.l(8aR8]TBV`FJk%W4\\h#u990+5Aj.':7<9\\/'#9@B%EcJGo9R/5qrI((]HU.;-_'&@tB`83'W7I.7/7bK6g])R/Ooj'[.6d59YGoD?9&","miam":{"single_transfer":{"miam_core":{"version":1,"pdu_type":0,"data":{"pdu_len":729,"aircraft_id":".F-HTYL","msg_num":68,"ack_required":true,"compression":1,"encoding":0,"app_type":1,"acars":{"label":"H1","sublabel":"DF","message":{"text":"A350,000142,1,1,TB000000/REP002,02,04;H01,002,02,04,4000,00137,.F-HTYL,3,0,30,01,26,17,13,14,080/H02,FACT LFPG,AFR871 ,S0385,S0685,5CC271125A/H03,No Stable Frame/A10,30,01,26,13,08,12,+12267,-001481,-033,33,22035,044,00057,00613/A11,1,0,0,0,093,0,093,0,0,1,0,0,22368,044,00057,00613/B10,1,0,1,3,3,2407C,008,0181,0,000,000,0004/B11,1,0,1,3,3,008,0181,0,000,000/C10,+40002,0851,-260,-572,208776,0324,-02,08077,029/C11,+39961,0849,-251,-564,+08,07944,028/C12,+40028,0852,-259,-572,+03,08038/C13,+40002,0851/C14,+40002,0851/D10,4873,+023,+0091,+0001,+0024,+0002,----,+12170,-0335,0813,-0962/D11,4872,+025,+0089,-0001,+0024,-0003,----,+12166,-0333,0799,-0958/D12,4880,+023,+0090,-0004,+0018,+0000,----,+12158,-0334,0811,-0956/E10,-019,08481,010,0863,027,0844,030,+0712,+0710,+0707,+0711,08487/E11,-017,08481,016,0865,012,0848,013,+0705,+0704,+0701,+0704,08489/F10,+0829,+0800,+0800,05823,06132,06131,-000,+021,129,+095,-025/F11,+0829,+0801,+0801,05851,06030,06030,-001,+013,154,+096,-025/G10,0188,0301,0298,0564,0420,1705,0000,0000,0583,0272,+048,+0017/G11,0188,0301,0299,0567,0422,1732,0000,0000,0577,0274,+047,+0015/H10,-259,-2587,+2174,+4873,+3752,---,+424,+416,+356,+0032,+0068/H11,-259,-2587,+2175,+4894,+3699,---,+419,+415,+354,+0039,+0034/J10,+006,+303,+198,110,+1170,+1343,+047,051,050/J11,+016,+298,+197,113,+1172,+1487,+053,051,048/K10,+025,+025,+01,+02,021,024,+004,+000,0000,0019,+233,+093/K11,+022,+022,+01,+02,022,021,+004,-001,0000,0011,+330,+062/L10,+002,+002,-038,-002,+000/L20,+003,+005,+005,+004,+004,+004,-001,-001,+005,-002,+006/L30,+003,+005,+005,+004,+004,+005,-000,+010,+010,+010,+000/M10,+0000,-00013,385/:"}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793211,"usec":551142},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781935,"noise_level":-25.424631,"freq_skew":2.010428,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793211,"usec":553136},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548718,"noise_level":-26.252615,"freq_skew":2.000850,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793213,"usec":81704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289079,"noise_level":-25.429474,"freq_skew":-0.311886,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793213,"usec":847521},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.137867,"noise_level":-25.834908,"freq_skew":1.872205,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793214,"usec":603137},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.530598,"noise_level":-26.705198,"freq_skew":2.062947,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793217,"usec":654760},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466926,"noise_level":-25.293091,"freq_skew":1.918830,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-7.100000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793217,"usec":655827},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115075,"noise_level":-25.520599,"freq_skew":1.818067,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793217,"usec":657996},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525925,"noise_level":-26.331606,"freq_skew":2.025931,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793217,"usec":661062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869187,"noise_level":-26.171051,"freq_skew":-2.340781,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793220,"usec":702294},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674788,"noise_level":-24.695341,"freq_skew":1.789428,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"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":0}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793220,"usec":703043},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433812,"noise_level":-24.665565,"freq_skew":2.004407,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793220,"usec":706890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687347,"noise_level":-24.759817,"freq_skew":1.046962,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":1938,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793222,"usec":220380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908947,"noise_level":-24.206850,"freq_skew":-1.595235,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793222,"usec":999217},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448356,"noise_level":-24.130058,"freq_skew":0.795195,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"A6","blk_id":"U","ack":"!","msg_text":"/LPAFAYA.ADS.OY-VKB082112E113216220FE140A28FBCB","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"event_contract_req":{"contract_num":33,"groups":[{"report_when_vspd_is":{"vspd_ftmin_threshold":1984,"higher_than":false}},{"report_when_alt_out_of_range":{"floor_alt":33784,"ceiling_alt":34184}},{"report_wpt_changes":{}},{"report_when_lateral_dev_exceeds":{"lat_dev_treshold_nm":5.000000}}]}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":548},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637077,"noise_level":-24.113638,"freq_skew":0.224917,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"DK1455","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":742585},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605600,"noise_level":-25.127581,"freq_skew":1.423684,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"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":4031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53868,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[126,7]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":743910},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650547,"noise_level":-25.080683,"freq_skew":0.326775,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"B6","blk_id":"3","ack":"!","flight":"DK1455","msg_num":"J43","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKB03211C82","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"ack":{"contract_num":33}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":745091},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665030,"noise_level":-26.248363,"freq_skew":0.642749,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":747452},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321240,"noise_level":-26.177320,"freq_skew":0.439021,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"DK1455","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793223,"usec":749091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503580,"noise_level":-26.663065,"freq_skew":0.774949,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793224,"usec":505892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592777,"noise_level":-26.625732,"freq_skew":1.949253,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":3,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,11,241,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793224,"usec":507161},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461967,"noise_level":-26.551550,"freq_skew":1.383395,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":4032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53868,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[23,236]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793224,"usec":512612},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787507,"noise_level":-26.488136,"freq_skew":0.734260,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793225,"usec":268759},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426163,"noise_level":-26.235197,"freq_skew":2.117437,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-7.100000},"alt":33000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793225,"usec":270408},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513225,"noise_level":-26.757174,"freq_skew":0.850468,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","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":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793225,"usec":270855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502928,"noise_level":-26.738283,"freq_skew":0.271826,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793225,"usec":276236},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525800,"noise_level":-26.942501,"freq_skew":1.978225,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"DE04CD","msg_num":"S76","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793225,"usec":276236},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.525800,"noise_level":-26.942501,"freq_skew":1.978225,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"17062046","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":[71,0,39,65,67,70,71,0,60,100,38,0,0,83,65,65,66,0,0,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":35038},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679553,"noise_level":-27.729412,"freq_skew":0.425775,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":919,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33906,"sseq":22,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[150,46,201,4]}]}],"unknown_proto":{"data":[0,169,160,83,193,220,77,176,9,51,69,63,18,154,8,216,46,9,201,203,103,131,177,54,176,0,221,17,224,236,77,170,229,83,200,80,78,204,99,150,228,234,176,166,79,1,28,57,91,161,100,17,225,252,229,185,74,124,234,114,64,56,162,113,32,122,238,2,179,8,40,251,93,193,7,40,185,146,207,7,98,108,137,94,130,169,228,40,39,102,48,114,220,157,86,20,201,241,90,96,130,64,71,160,173,208,178,8,240,254,28,183,41,79,157,78,76,93,172,32,144,17,232,44,77,186,129,246,75,135,45,200,145,102,79,143,25,67,8,36,5,178,61,5,197,33,176,39,21,16,229,185,102,173,43,82,99,172,1,4,128,180,119,160,185,215,34,4,202,42,28,183,42,69,161,74,12,120,16,32,144,22,168,252,23,106,234,64,133,76,195,150,228,233,244,166,201,143,114,132,16,32,128,182,199,160,188,3,250,4,3,234,27,249,38,207,151,62,148,128,136,32,144,22,242,184,23,142,44,192,117,61,131,100,228,12,161,4,4]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":35038},"freq":136975000,"burst_len_octets":548,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.679553,"noise_level":-27.729412,"freq_skew":0.425775,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":true,"local_ref_a":79,"priority":14,"lifetime":65.000000,"flags":242,"pdu_id":63502,"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[80,160,108,156,159,50,44,40,50,7,160,130,64,71,160,189,71,194,3,49,78,27,39,33,65,151,86,100,131,180,32,144,23,24,244,23,215,10,192,54,52,131,100,228,26,81,39,196,145,11,4,18,2,61,6,2,1,208,3,165,80,217,57,62,20,26,147,228,99,97,4,128,143,65,130,234,40,1,104,152,54,78,82,159,58,13,137,32,208,65,32,35,208,96,249,150,0,152,71,13,147,148,231,210,131,66,73,6,16,72,11,121,122,12,44,104,128,26,154,97,178,114,36,154,144,102,73,66,66,9,1,30,131,16,98,16,9,164,176,108,156,139,50,28,248,82,91,64,130,64,91,203,208,98,123,60,1,132,108,13,147,148,39,196,139,54,76,160,16,72,8,244,24,189,24,0,119,78,3,100,228,40,54,167,211,147,124,4,18,2,61,6,60,153,160,40,194,80,217,57,10,44,200,146,101,4,161,4,128,139,129,144,34,216,10,136,16,54,78,80,164,16,66,165,232,50,96,159,1,160,149,5,8,74,209,101,201,157,41,108,144,232,8,244,25,64,228,128,221,122]}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":37906},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311123,"noise_level":-28.381023,"freq_skew":0.804915,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":38197},"freq":136975000,"burst_len_octets":377,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811889,"noise_level":-28.381023,"freq_skew":0.590260,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":5,"more":true,"reasm_status":"in progress","unknown_proto":{"data":[66,42,164,26,85,167,204,148,240,72,116,5,71,61,134,86,63,64,58,196,48,110,105,6,92,250,210,101,78,210,29,1,0,60,247,176,203,69,184,7,155,160,11,127,41,79,137,74,76,171,122,67,160,40,164,3,207,123,12,183,94,0,125,170,0,161,50,92,90,82,236,202,199,228,58,2,148,64,48,117,192,203,148,56,8,58,90,8,191,43,93,144,224,33,112,50,233,57,2,24,56,130,25,202,225,163,232,2,122,12,195,9,128,144,21,64,83,178,44,123,83,235,75,13,99,234,2,46,6,98,43,96,73,194,64,33,9,99,164,125,1,15,81,152,168,32,18,168,40,7,186,79,151,50,173,9,100,228,115,64,69,28,203,129,152,202,208,19,0,124,6,26,89,165,28,192,67,220,102,56,158,4,201,58,1,119,80,170,206,150,113,70,228,5,8,16,46,234,55,30,163,48,65,80,38,112,240,9,188,157,6,196,248,146,212,56,220,128,160,245,28,203,129,151,75,32,19,6,44,4,78,90,237,27,128,195,220,101,202,252,4,188,242,1,19,145,228,203,157,86,91,29,25,16,20,26]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":38197},"freq":136975000,"burst_len_octets":377,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.811889,"noise_level":-28.381023,"freq_skew":0.590260,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":919,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":33906,"sseq":22,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[150,46,201,4]}]}],"adsc_v2":{"adsc_report":{"choice":"periodic-report","data":{"periodic_report":{"report_data":{"position":{"lat":{"deg":41,"min":40,"sec":14.100000,"dir":"north"},"lon":{"deg":5,"min":48,"sec":31.300000,"dir":"west"},"alt":{"val":36000.000000,"unit":"ft"}},"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":43}},"figure_of_merit":{"estimated_position_uncertainty":{"val":0.070000,"unit":"nm"},"multiple_nav_units_operating":true,"aais_available":true},"contract_number":162,"projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":42}},"waypoint_sequence":[{"waypoint_sequence_element":{"position":{"lat":{"deg":42,"min":39,"sec":57.800000,"dir":"north"},"lon":{"deg":4,"min":59,"sec":19.800000,"dir":"west"},"alt":{"val":36000.000000,"unit":"ft"}},"waypoint_name":"NUBLO","eta":{"hour":0,"min":8,"sec":56}}},{"waypoint_sequence_element":{"position":{"lat":{"deg":43,"min":29,"sec":4.400000,"dir":"north"},"lon":{"deg":4,"min":30,"sec":12.700000,"dir":"west"},"alt":{"val":36000.000000,"unit":"ft"}},"waypoint_name":"RONSI","eta":{"hour":0,"min":7,"sec":5}}}]},"ground_vector":{"ground_track":{"val":31.300000,"unit":"deg"},"ground_speed":{"val":469.500000,"unit":"kts"},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"air_vector":{"heading":{"val":17.300000,"unit":"deg"},"airspeed":{"choice":"mach-and-ias","data":{"mach_and_ias":{"mach":{"val":0.761000,"unit":""},"ias":{"val":251.000000,"unit":"kts"}}}},"vertical_rate":{"val":0.000000,"unit":"ft/min"}},"meteo_data":{"wind_speed":{"choice":"kt","data":{"wind_speed":{"val":114.000000,"unit":"kts"}}},"wind_direction":{"val":280.000000,"unit":"deg"},"temperature":{"val":-49.750000,"unit":"C"}},"extended_projected_profile":{"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":36}},"extended_waypoint_sequence":[{"waypoint_data":{"lat":{"deg":42,"min":39,"sec":57.800000,"dir":"north"},"lon":{"deg":4,"min":59,"sec":19.800000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"NUBLO","eta":{"hour":17,"min":22,"sec":38},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":43,"min":29,"sec":4.400000,"dir":"north"},"lon":{"deg":4,"min":30,"sec":12.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"RONSI","eta":{"hour":17,"min":29,"sec":43},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":44,"min":19,"sec":44.200000,"dir":"north"},"lon":{"deg":3,"min":59,"sec":15.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"DELOG","eta":{"hour":17,"min":37,"sec":3},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":35.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":46,"min":10,"sec":26.900000,"dir":"north"},"lon":{"deg":2,"min":28,"sec":33.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"YURZI","eta":{"hour":17,"min":53,"sec":32},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":32.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":46,"min":29,"sec":45.600000,"dir":"north"},"lon":{"deg":2,"min":25,"sec":27.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"TEPRA","eta":{"hour":17,"min":56,"sec":4},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":34.000000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":46,"min":53,"sec":46.800000,"dir":"north"},"lon":{"deg":2,"min":5,"sec":30.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":36000.000000,"unit":"ft"}}},"waypoint_name":"NORMI","eta":{"hour":17,"min":59,"sec":37},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"vertical_type":["start of descent"],"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":36.400000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":47,"min":0,"sec":25.400000,"dir":"north"},"lon":{"deg":2,"min":0,"sec":50.100000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":35050.000000,"unit":"ft"}}},"waypoint_name":"MOKOR","eta":{"hour":18,"min":0,"sec":34},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":37.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":47,"min":7,"sec":8.900000,"dir":"north"},"lon":{"deg":1,"min":53,"sec":24.600000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":1,"sec":37},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"vertical_type":["start of level"]}},{"waypoint_data":{"lat":{"deg":47,"min":9,"sec":25.500000,"dir":"north"},"lon":{"deg":1,"min":50,"sec":53.200000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"OLEBA","eta":{"hour":18,"min":1,"sec":58},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":47,"min":20,"sec":49.600000,"dir":"north"},"lon":{"deg":1,"min":38,"sec":16.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"BAKUL","eta":{"hour":18,"min":3,"sec":45},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":39.600000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":47,"min":43,"sec":53.300000,"dir":"north"},"lon":{"deg":0,"min":54,"sec":21.000000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"ARDOD","eta":{"hour":18,"min":8,"sec":22},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":48,"min":4,"sec":1.400000,"dir":"north"},"lon":{"deg":0,"min":14,"sec":59.700000,"dir":"west"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"OBATO","eta":{"hour":18,"min":12,"sec":27},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":48,"min":23,"sec":32.500000,"dir":"north"},"lon":{"deg":0,"min":22,"sec":55.000000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"RONAX","eta":{"hour":18,"min":16,"sec":26},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":48,"min":31,"sec":20.300000,"dir":"north"},"lon":{"deg":0,"min":38,"sec":7.100000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"SORAP","eta":{"hour":18,"min":18,"sec":3},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":37.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":48,"min":44,"sec":41.800000,"dir":"north"},"lon":{"deg":0,"min":53,"sec":21.100000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"DITAL","eta":{"hour":18,"min":20,"sec":9},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":49,"min":1,"sec":54.500000,"dir":"north"},"lon":{"deg":1,"min":13,"sec":15.000000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"ELCOB","eta":{"hour":18,"min":22,"sec":52},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":37.700000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":49,"min":15,"sec":41.400000,"dir":"north"},"lon":{"deg":1,"min":33,"sec":10.800000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"PODEM","eta":{"hour":18,"min":25,"sec":16},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":49,"min":30,"sec":56.000000,"dir":"north"},"lon":{"deg":1,"min":55,"sec":31.200000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"BAZOS","eta":{"hour":18,"min":27,"sec":56},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":49,"min":57,"sec":20.500000,"dir":"north"},"lon":{"deg":2,"min":35,"sec":3.700000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"waypoint_name":"BELDI","eta":{"hour":18,"min":32,"sec":37},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":50,"min":1,"sec":9.100000,"dir":"north"},"lon":{"deg":2,"min":40,"sec":51.600000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":34000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":33,"sec":18},"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.760000,"unit":""}}},"vertical_type":["top of descent","start of descent","start of speed change","cross over"]}},{"waypoint_data":{"lat":{"deg":50,"min":24,"sec":15.900000,"dir":"north"},"lon":{"deg":3,"min":16,"sec":29.800000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":25010.000000,"unit":"ft"}}},"waypoint_name":"VEKIN","eta":{"hour":18,"min":37,"sec":44},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":50,"min":32,"sec":45.700000,"dir":"north"},"lon":{"deg":3,"min":29,"sec":48.900000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":21430.000000,"unit":"ft"}}},"waypoint_name":"ARVOL","eta":{"hour":18,"min":39,"sec":32},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":14.200000,"unit":"nm"}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":50,"min":44,"sec":50.600000,"dir":"north"},"lon":{"deg":3,"min":43,"sec":6.700000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":16910.000000,"unit":"ft"}}},"waypoint_name":"AKOVI","eta":{"hour":18,"min":41,"sec":54},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":9000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":50,"min":52,"sec":36.600000,"dir":"north"},"lon":{"deg":3,"min":51,"sec":46.400000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":13960.000000,"unit":"ft"}}},"waypoint_name":"RODRI","eta":{"hour":18,"min":43,"sec":30},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":4.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":9000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":50,"min":55,"sec":37.600000,"dir":"north"},"lon":{"deg":3,"min":59,"sec":33.600000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":12140.000000,"unit":"ft"}}},"waypoint_name":"KERKY","eta":{"hour":18,"min":44,"sec":31},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":8.100000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":7000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":50,"min":57,"sec":27.000000,"dir":"north"},"lon":{"deg":4,"min":7,"sec":30.100000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10440.000000,"unit":"ft"}}},"eta":{"hour":18,"min":45,"sec":29},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":50,"min":58,"sec":31.300000,"dir":"north"},"lon":{"deg":4,"min":12,"sec":11.300000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":10000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":46,"sec":6},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["speed limit"]}},{"waypoint_data":{"lat":{"deg":51,"min":3,"sec":3.800000,"dir":"north"},"lon":{"deg":4,"min":32,"sec":17.000000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":5940.000000,"unit":"ft"}}},"waypoint_name":"EGZOV","eta":{"hour":18,"min":48,"sec":53},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}}}},{"waypoint_data":{"lat":{"deg":51,"min":4,"sec":34.700000,"dir":"north"},"lon":{"deg":4,"min":39,"sec":3.600000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4530.000000,"unit":"ft"}}},"eta":{"hour":18,"min":49,"sec":52},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":250.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":51,"min":5,"sec":26.000000,"dir":"north"},"lon":{"deg":4,"min":42,"sec":52.200000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":4190.000000,"unit":"ft"}}},"waypoint_name":"OKLUP","eta":{"hour":18,"min":50,"sec":28},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":51,"min":6,"sec":34.600000,"dir":"north"},"lon":{"deg":4,"min":48,"sec":3.100000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3150.000000,"unit":"ft"}}},"eta":{"hour":18,"min":51,"sec":18},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}},"vertical_type":["start of speed change"]}},{"waypoint_data":{"lat":{"deg":51,"min":7,"sec":7.900000,"dir":"north"},"lon":{"deg":4,"min":50,"sec":31.400000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":3000.000000,"unit":"ft"}}},"waypoint_name":"BUN","eta":{"hour":18,"min":51,"sec":34},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.600000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":3000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":51,"min":1,"sec":2.100000,"dir":"north"},"lon":{"deg":4,"min":51,"sec":54.200000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2360.000000,"unit":"ft"}}},"waypoint_name":"NAXOD","eta":{"hour":18,"min":53,"sec":3},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.500000,"unit":"nm"}}},"flight_plan_waypoint":{}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":230.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":50,"min":58,"sec":35.600000,"dir":"north"},"lon":{"deg":4,"min":48,"sec":39.500000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":53,"sec":54},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":220.000000,"unit":"kts"}}},"vertical_type":["start of level","start of speed change"]}},{"waypoint_data":{"lat":{"deg":50,"min":57,"sec":38.200000,"dir":"north"},"lon":{"deg":4,"min":47,"sec":24.200000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2000.000000,"unit":"ft"}}},"waypoint_name":"GIKNU","eta":{"hour":18,"min":54,"sec":14},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":200.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadius","data":{"turn_radius":{"val":1.300000,"unit":"nm"}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"atOrAbove","alt":{"val":2000.000000,"unit":"ft"}}}]}},"speed_constraint":{"type":"at-or-less","airspeed":{"choice":"ias","data":{"ias":{"val":200.000000,"unit":"kts"}}}}}},{"waypoint_data":{"lat":{"deg":50,"min":55,"sec":53.100000,"dir":"north"},"lon":{"deg":4,"min":39,"sec":46.800000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2000.000000,"unit":"ft"}}},"waypoint_name":"B25LF","eta":{"hour":18,"min":55,"sec":46},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":172.000000,"unit":"kts"}}},"lateral_type":{"fly_by":{"choice":"turnRadiusNotAvailable","data":{"turn_radius_not_available":{}}},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":2000.000000,"unit":"ft"}}}]}}}},{"waypoint_data":{"lat":{"deg":50,"min":55,"sec":52.500000,"dir":"north"},"lon":{"deg":4,"min":39,"sec":46.200000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":2000.000000,"unit":"ft"}}},"eta":{"hour":18,"min":55,"sec":47},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":172.000000,"unit":"kts"}}},"vertical_type":["start of descent"]}},{"waypoint_data":{"lat":{"deg":50,"min":53,"sec":56.900000,"dir":"north"},"lon":{"deg":4,"min":31,"sec":23.800000,"dir":"east"},"epp_level":{"choice":"qNEAltitude","data":{"alt_qne":{"val":200.000000,"unit":"ft"}}},"waypoint_name":"EBBR","eta":{"hour":18,"min":58,"sec":9},"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":132.000000,"unit":"kts"}}},"lateral_type":{"overfly":{},"flight_plan_waypoint":{}},"level_constraint":{"choice":"single-level","data":{"single_level_sequence":[{"single_level":{"level_constraint_type":"at","alt":{"val":200.000000,"unit":"ft"}}}]}}}}],"gross_mass":{"val":65750.000000,"unit":"kg"},"trajectory_intent_status":{"lateral_flight_managed":true,"vertical_flight_managed":true,"speed_managed":false,"time_managed":false}},"speed_schedule_profile":{"predicted_gross_mass_at_top_of_descent":{"val":63080.000000,"unit":"kg"},"initial_cruise_speed_at_top_of_climb":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.784000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.708000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"final_cruise_speed_at_top_of_descent":{"nominal_speed":{"choice":"mach","data":{"mach":{"val":0.785000,"unit":""}}},"min_max_speed":[{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.659000,"unit":""}}}},{"speed_ias_mach":{"choice":"mach","data":{"mach":{"val":0.800000,"unit":""}}}}]},"descent_speed":[{"single_speed_schedule":{"nominal_speed":{"choice":"ias","data":{"ias":{"val":270.000000,"unit":"kts"}}},"min_max_speed":[{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":227.000000,"unit":"kts"}}}},{"speed_ias_mach":{"choice":"ias","data":{"ias":{"val":340.000000,"unit":"kts"}}}}]}}]}}}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":39843},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584212,"noise_level":-28.335550,"freq_skew":0.952151,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1939,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[26,171]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":794655},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523119,"noise_level":-28.178238,"freq_skew":1.946432,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":795428},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550305,"noise_level":-28.111683,"freq_skew":0.897464,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"17062046","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":"2.3.0-1cc5ea7"},"t":{"sec":1769793226,"usec":798851},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968687,"noise_level":-27.958338,"freq_skew":0.441351,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793227,"usec":555879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690597,"noise_level":-27.867754,"freq_skew":2.040863,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793228,"usec":327351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909903,"noise_level":-27.166245,"freq_skew":0.552666,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793230,"usec":601752},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301341,"noise_level":-25.982180,"freq_skew":-0.140616,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":32.000000,"flags":246,"pdu_id":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[121,114,119,102]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793230,"usec":605342},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504745,"noise_level":-25.793983,"freq_skew":-0.783859,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793231,"usec":360693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459546,"noise_level":-25.560211,"freq_skew":-0.769564,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53955,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,73,250,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793231,"usec":365821},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395169,"noise_level":-25.700624,"freq_skew":0.490129,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2771,"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":[187,87,197,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793231,"usec":366297},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860874,"noise_level":-26.439083,"freq_skew":0.564530,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2822,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[145,5,113,245]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793232,"usec":127184},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440045,"noise_level":-26.012238,"freq_skew":1.453454,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":4,"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":4032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53868,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[23,236]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793232,"usec":128095},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924857,"noise_level":-25.977594,"freq_skew":0.954059,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793232,"usec":889779},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603720,"noise_level":-25.772598,"freq_skew":0.686771,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","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":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":61568,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,216,195,128]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECM"}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793232,"usec":894702},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405660,"noise_level":-25.588840,"freq_skew":1.312549,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793232,"usec":896851},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568141,"noise_level":-26.538507,"freq_skew":1.976015,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":53857,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[68,25,74,52]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53857,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,136,176,49]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793233,"usec":652676},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496513,"noise_level":-26.338007,"freq_skew":0.772914,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","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":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":61569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[24,71,165,198]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793234,"usec":410845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230494,"noise_level":-25.915981,"freq_skew":2.020326,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793234,"usec":413913},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258953,"noise_level":-26.292887,"freq_skew":0.498242,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2771,"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":[187,87,197,28]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793235,"usec":176708},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621214,"noise_level":-26.010714,"freq_skew":1.313822,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"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":4033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53868,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[219,29]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793235,"usec":182543},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519864,"noise_level":-26.496696,"freq_skew":1.298494,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":4034,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2895,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[14,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":13,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793235,"usec":942996},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142745,"noise_level":-26.119633,"freq_skew":-2.319560,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793235,"usec":943737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525400,"noise_level":-26.084560,"freq_skew":1.193495,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793236,"usec":698647},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741886,"noise_level":-25.930464,"freq_skew":1.312255,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":254,"sseq":7,"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":4035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":53868,"variable_part_params":[{"name":"checksum","value":[214,77]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793236,"usec":704973},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585322,"noise_level":-25.626381,"freq_skew":1.086957,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793237,"usec":458337},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639538,"noise_level":-26.485165,"freq_skew":1.341364,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":4036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2895,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[236,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793237,"usec":460959},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548764,"noise_level":-26.339777,"freq_skew":0.858999,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D965","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":4,"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":58678,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793238,"usec":232211},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889521,"noise_level":-25.832251,"freq_skew":-0.691512,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793239,"usec":750571},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718215,"noise_level":-25.433346,"freq_skew":1.304193,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"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":4035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":53868,"variable_part_params":[{"name":"checksum","value":[214,77]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793240,"usec":510063},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663308,"noise_level":-26.424559,"freq_skew":-1.817870,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":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":4761,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":8,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793240,"usec":512484},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572751,"noise_level":-26.321514,"freq_skew":1.234240,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":4036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2895,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[236,135]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793241,"usec":268196},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764867,"noise_level":-26.315134,"freq_skew":1.420504,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"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":4035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":13,"dst_ref":53868,"variable_part_params":[{"name":"checksum","value":[214,77]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793242,"usec":791658},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863264,"noise_level":-25.476377,"freq_skew":1.136446,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793247,"usec":361276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758749,"noise_level":-23.118748,"freq_skew":1.403144,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793248,"usec":126735},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149195,"noise_level":-23.171778,"freq_skew":1.398494,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":1,"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":4037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2895,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[232,138]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793248,"usec":893657},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256141,"noise_level":-23.866623,"freq_skew":1.293937,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.300000},"alt":0}},{"name":"alternate_ground_stations","value":["2B3185","29DA25","233D25"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793249,"usec":657671},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414299,"noise_level":-24.157967,"freq_skew":1.359754,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15071406","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":[71,0,39,65,65,69,65,0,52,115,6,0,0,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793249,"usec":665158},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565044,"noise_level":-25.030823,"freq_skew":-2.450855,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53957,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[219,158]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793250,"usec":414519},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522740,"noise_level":-25.362980,"freq_skew":1.200934,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUY","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"UX9049","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793251,"usec":934482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336187,"noise_level":-25.068096,"freq_skew":1.444599,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793251,"usec":945136},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610238,"noise_level":-24.868038,"freq_skew":1.076543,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793252,"usec":700912},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552182,"noise_level":-25.706219,"freq_skew":0.385084,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCX","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"DE06LC","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793252,"usec":701816},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547579,"noise_level":-25.656099,"freq_skew":1.013859,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2748,"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":[41,94,233,55]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793252,"usec":710854},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606901,"noise_level":-25.361313,"freq_skew":0.452217,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCX","mode":"2","label":"B6","blk_id":"9","ack":"!","flight":"DE06LC","msg_num":"J88","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.D-ANCX03349EF3","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".D-ANCX","adsc":{"tags":[{"ack":{"contract_num":52}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793253,"usec":473986},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552181,"noise_level":-24.983208,"freq_skew":-2.476711,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53957,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[219,158]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793256,"usec":508572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334669,"noise_level":-24.182583,"freq_skew":0.363805,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":28505},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781291,"noise_level":-24.734177,"freq_skew":0.864538,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":82,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[33,78,173,19]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"ABRIX"}}}}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":31732},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363388,"noise_level":-24.570934,"freq_skew":0.737513,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB54","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":43059},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452170,"noise_level":-25.145981,"freq_skew":0.325689,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2846,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[237,185,127,195]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2846,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,28,219,202]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":792689},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552654,"noise_level":-26.178932,"freq_skew":0.809329,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":82,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[231,205,240,20]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":794343},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871459,"noise_level":-26.337051,"freq_skew":0.493641,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":920,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33906,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[112,80,98,131]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793258,"usec":795701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859620,"noise_level":-26.283169,"freq_skew":-2.987632,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793259,"usec":557058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824319,"noise_level":-25.932251,"freq_skew":0.417420,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793259,"usec":557585},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527969,"noise_level":-27.005289,"freq_skew":-1.829952,"avlc":{"src":{"addr":"3453C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793259,"usec":561295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709181,"noise_level":-27.772076,"freq_skew":0.344850,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793259,"usec":562414},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701363,"noise_level":-28.771786,"freq_skew":-1.742417,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":6,"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":4762,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2735,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[202,58]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793260,"usec":324882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278800,"noise_level":-28.392229,"freq_skew":0.863240,"avlc":{"src":{"addr":"39DE40","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793261,"usec":845236},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658880,"noise_level":-27.277033,"freq_skew":0.923489,"avlc":{"src":{"addr":"39DE40","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"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":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2795,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[117,192,164,98]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793262,"usec":606389},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910429,"noise_level":-27.750959,"freq_skew":-2.250091,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":96,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53957,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[202,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793262,"usec":618750},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554568,"noise_level":-27.808611,"freq_skew":0.345479,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":1540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2846,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,152,76,138]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793263,"usec":372077},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601425,"noise_level":-27.576958,"freq_skew":0.830959,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":82,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[61,154,35,190]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793263,"usec":373531},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872469,"noise_level":-27.514837,"freq_skew":-2.486945,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53957,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[228,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793263,"usec":375746},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347461,"noise_level":-27.391911,"freq_skew":-1.874701,"avlc":{"src":{"addr":"3453C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793263,"usec":378760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660068,"noise_level":-28.083670,"freq_skew":0.710252,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793264,"usec":126493},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727269,"noise_level":-27.801907,"freq_skew":0.218290,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793264,"usec":132050},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791293,"noise_level":-28.670328,"freq_skew":0.703668,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"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":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":82,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[204,38,166,110]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793264,"usec":132930},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967620,"noise_level":-28.646791,"freq_skew":-1.568617,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"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":4763,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":33518,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[13,82]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793264,"usec":892271},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868543,"noise_level":-28.550844,"freq_skew":-2.425592,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793264,"usec":892601},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513006,"noise_level":-28.527630,"freq_skew":0.320963,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793265,"usec":651330},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264771,"noise_level":-27.966530,"freq_skew":0.899238,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793265,"usec":652140},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767998,"noise_level":-28.404915,"freq_skew":0.291495,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"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":1541,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2846,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[97,89,122,179]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793266,"usec":412416},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735310,"noise_level":-28.704939,"freq_skew":0.878508,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793266,"usec":417190},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643046,"noise_level":-28.985796,"freq_skew":-1.774229,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":255,"sseq":0,"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":4764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2735,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[217,115]},{"name":"flow_control","value":{"acked_tpdu_nr":14,"acked_subseq":0,"acked_credit":11}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793266,"usec":418204},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628299,"noise_level":-28.912783,"freq_skew":0.603054,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":368,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793267,"usec":173765},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529486,"noise_level":-28.579948,"freq_skew":-0.858390,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"UX1156","msg_num":"L07","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDA367D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793269,"usec":465354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841634,"noise_level":-26.756268,"freq_skew":-1.444981,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793269,"usec":467031},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571321,"noise_level":-26.838112,"freq_skew":0.609175,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"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":368,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793270,"usec":227054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014055,"noise_level":-26.355518,"freq_skew":-0.851472,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"_d","blk_id":"3","ack":"T","flight":"UX1156","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793271,"usec":739572},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634235,"noise_level":-25.870543,"freq_skew":-1.035003,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"UX1156","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793271,"usec":739707},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318996,"noise_level":-26.631504,"freq_skew":0.479147,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793271,"usec":747471},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538074,"noise_level":-26.356339,"freq_skew":-0.808501,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"UX1156","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39394W006467,PT704,171430,340,OGERO,171648,ROLDO,M52,298147,1221AB6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793272,"usec":513118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415148,"noise_level":-25.950659,"freq_skew":-0.850761,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"_d","blk_id":"6","ack":"V","flight":"UX1156","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793275,"usec":560791},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298766,"noise_level":-24.450827,"freq_skew":-1.076251,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793276,"usec":314024},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121359,"noise_level":-24.137547,"freq_skew":0.842088,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"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":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27293,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[95,171,197,246]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793276,"usec":315446},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.349463,"noise_level":-24.752876,"freq_skew":0.593722,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":663,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793276,"usec":315446},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.349463,"noise_level":-24.752876,"freq_skew":0.593722,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2822,"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":[55,65,70,147]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793276,"usec":319822},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688070,"noise_level":-25.620178,"freq_skew":0.702152,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793277,"usec":83276},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739956,"noise_level":-25.199223,"freq_skew":0.553999,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793277,"usec":842389},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523234,"noise_level":-24.965332,"freq_skew":0.649536,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D965","type":"Aircraft"},"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":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":52674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":84,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[35,131,145,7]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793277,"usec":843456},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042042,"noise_level":-24.904011,"freq_skew":-0.510264,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":0,"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":1406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19355,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[81,6,162,192]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793277,"usec":843767},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642011,"noise_level":-24.888746,"freq_skew":-0.514326,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":1,"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":1407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19355,"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":[21,191,167,144]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793277,"usec":844552},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754240,"noise_level":-25.184219,"freq_skew":0.796519,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D965","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793278,"usec":607956},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688588,"noise_level":-24.937729,"freq_skew":0.771848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","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":255,"sseq":6,"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":58948,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":12,"ack":9,"credit_offered":4,"credit_avail":3}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793278,"usec":608626},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399893,"noise_level":-24.907112,"freq_skew":-0.643705,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793279,"usec":360229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712636,"noise_level":-24.562551,"freq_skew":0.391564,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793279,"usec":361782},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806653,"noise_level":-24.559490,"freq_skew":0.440878,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"B6","blk_id":"4","ack":"!","flight":"DK1455","msg_num":"J45","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKB141E0697EB8B47CD8DB41D0D1E4C57EE2AC7D000E21F099FF4D607D0003192","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"wpt_change_event":{"lat":42.223549,"lon":-3.595791,"alt":31960,"ts_sec":877.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"predicted_route":{"next_wpt":{"lat":42.606697,"lon":-3.134708,"alt":32000,"eta_sec":226},"next_next_wpt":{"lat":43.646450,"lon":-1.962433,"alt":32000}}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793280,"usec":128892},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647562,"noise_level":-25.073441,"freq_skew":0.838511,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793280,"usec":136922},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671341,"noise_level":-24.752323,"freq_skew":0.537140,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793282,"usec":411336},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645800,"noise_level":-23.827568,"freq_skew":1.116811,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUY","mode":"2","label":"_d","blk_id":"6","ack":"A","flight":"UX9049","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793286,"usec":230449},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535590,"noise_level":-23.007202,"freq_skew":0.885126,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"A6","blk_id":"V","ack":"!","msg_text":"/LPAFAYA.ADS.OY-VKB082212E113216220FE140A288331","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"event_contract_req":{"contract_num":34,"groups":[{"report_when_vspd_is":{"vspd_ftmin_threshold":1984,"higher_than":false}},{"report_when_alt_out_of_range":{"floor_alt":33784,"ceiling_alt":34184}},{"report_wpt_changes":{}},{"report_when_lateral_dev_exceeds":{"lat_dev_treshold_nm":5.000000}}]}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":35732},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452633,"noise_level":-21.587475,"freq_skew":0.792095,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"A6","blk_id":"V","ack":"!","msg_text":"/LPAFAYA.ADS.OY-VKB082212E113216220FE140A288331","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"event_contract_req":{"contract_num":34,"groups":[{"report_when_vspd_is":{"vspd_ftmin_threshold":1984,"higher_than":false}},{"report_when_alt_out_of_range":{"floor_alt":33784,"ceiling_alt":34184}},{"report_wpt_changes":{}},{"report_when_lateral_dev_exceeds":{"lat_dev_treshold_nm":5.000000}}]}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":38836},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988775,"noise_level":-21.545864,"freq_skew":0.503038,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"DK1455","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":39285},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410477,"noise_level":-21.545864,"freq_skew":-0.883272,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":800432},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300356,"noise_level":-22.492626,"freq_skew":-0.151029,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":801190},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397973,"noise_level":-22.481060,"freq_skew":1.232060,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NUY","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"UX9049","msg_num":"M37","msg_num_seq":"A","msg_text":"171449,,1746, 116,N 39.676 W 6.181"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":805962},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885500,"noise_level":-22.621643,"freq_skew":0.743957,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793290,"usec":811336},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785410,"noise_level":-23.080490,"freq_skew":0.491615,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"B6","blk_id":"6","ack":"!","flight":"DK1455","msg_num":"J46","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKB03222CE1","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"ack":{"contract_num":34}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793291,"usec":561288},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.947755,"noise_level":-23.967644,"freq_skew":0.853731,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793292,"usec":317645},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747151,"noise_level":-24.634388,"freq_skew":0.230877,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"B6","blk_id":"7","ack":"!","flight":"DK1455","msg_num":"J47","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.OY-VKB131E092FEBC187CD8DE41DBCBE","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"alt_range_event":{"lat":42.237797,"lon":-3.558540,"alt":31960,"ts_sec":889.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793292,"usec":328013},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679580,"noise_level":-24.357470,"freq_skew":0.807856,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793293,"usec":80318},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590436,"noise_level":-24.243042,"freq_skew":0.920052,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793293,"usec":85366},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899282,"noise_level":-24.836155,"freq_skew":0.323437,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793293,"usec":842092},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404888,"noise_level":-25.780584,"freq_skew":2.062916,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793294,"usec":604844},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558499,"noise_level":-25.176815,"freq_skew":1.239250,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793296,"usec":889301},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802042,"noise_level":-24.082249,"freq_skew":-0.989175,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"LEMD"}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793297,"usec":652517},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030544,"noise_level":-24.368816,"freq_skew":1.092791,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1940,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[39,77]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793297,"usec":653405},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729016,"noise_level":-24.340136,"freq_skew":-0.771236,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":"15051714","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":[140,83,73,84,0,0,1]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,65,69,65,0,52,83,204,0,1,0,0,0,0,0,1,0]}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793297,"usec":657595},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501621,"noise_level":-25.313856,"freq_skew":-1.000253,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"UX1156","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793297,"usec":659465},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495167,"noise_level":-25.546043,"freq_skew":0.806702,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1941,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53893,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[214,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":14,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793298,"usec":428331},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513697,"noise_level":-25.429594,"freq_skew":-0.900171,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793299,"usec":939616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195310,"noise_level":-25.893061,"freq_skew":1.037689,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793303,"usec":752938},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739721,"noise_level":-23.643427,"freq_skew":0.816570,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"H1","blk_id":"U","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793303,"usec":753263},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937975,"noise_level":-24.385536,"freq_skew":-0.760192,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2904,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[99,195,126,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793303,"usec":757493},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419160,"noise_level":-24.813622,"freq_skew":1.941511,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"_d","blk_id":"8","ack":"U","flight":"DE04CD","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793304,"usec":515374},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334437,"noise_level":-24.531021,"freq_skew":2.037235,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"DE04CD","msg_num":"F36","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS171503,3001260D8D"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793304,"usec":517668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688803,"noise_level":-25.274866,"freq_skew":0.659796,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793305,"usec":273213},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.256668,"noise_level":-25.054485,"freq_skew":-1.966917,"avlc":{"src":{"addr":"490D0F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793305,"usec":275219},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830133,"noise_level":-26.086147,"freq_skew":0.872684,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793306,"usec":34985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629474,"noise_level":-25.766300,"freq_skew":1.859732,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793306,"usec":790571},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948351,"noise_level":-25.274374,"freq_skew":-2.766853,"avlc":{"src":{"addr":"020175","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793306,"usec":791043},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290002,"noise_level":-25.248253,"freq_skew":-0.300241,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793306,"usec":791756},"freq":136975000,"burst_len_octets":157,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646197,"noise_level":-25.585503,"freq_skew":1.812457,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DE04CD","msg_num":"F37","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40334W006590,NSA125-0018,171504,349,RIVRO306-0075,171627,TOSDI306-0110,M54,298146,180/TS171504,30012600B5"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793307,"usec":554895},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865288,"noise_level":-25.405621,"freq_skew":0.961043,"avlc":{"src":{"addr":"2B3185","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":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793307,"usec":557081},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520037,"noise_level":-25.653019,"freq_skew":0.723842,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIAF","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793307,"usec":561199},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869468,"noise_level":-25.553675,"freq_skew":-0.924191,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2904,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[99,195,126,115]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793307,"usec":564068},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725786,"noise_level":-25.455456,"freq_skew":0.801807,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"H1","blk_id":"T","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793308,"usec":320033},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635260,"noise_level":-26.204460,"freq_skew":0.710202,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"W","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793308,"usec":320393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248055,"noise_level":-26.186733,"freq_skew":1.997108,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793308,"usec":320922},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567716,"noise_level":-26.948658,"freq_skew":0.650380,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"DK1105","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793308,"usec":321616},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574179,"noise_level":-26.929350,"freq_skew":0.200625,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"8","ack":"W","flight":"DK1455","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793308,"usec":324694},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718604,"noise_level":-26.719730,"freq_skew":0.393592,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"DK1105","msg_num":"F97","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS171507,300126E0EC"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":75878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274616,"noise_level":-26.794563,"freq_skew":0.915370,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":76768},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862363,"noise_level":-26.737774,"freq_skew":0.806053,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":79314},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656497,"noise_level":-26.625301,"freq_skew":0.529741,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"DK1455","msg_num":"F03","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":79539},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544198,"noise_level":-26.625301,"freq_skew":0.920654,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":845673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520917,"noise_level":-26.278353,"freq_skew":0.476633,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":846131},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660173,"noise_level":-26.821917,"freq_skew":0.673599,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793309,"usec":846384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841287,"noise_level":-26.821917,"freq_skew":-2.696559,"avlc":{"src":{"addr":"020175","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793310,"usec":604786},"freq":136975000,"burst_len_octets":150,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650061,"noise_level":-26.944454,"freq_skew":0.485997,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"DK1455","msg_num":"F04","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42158W003308,N41355W005283,171507,320,N42364W003081,171830,ABRIX,M47,27877,180/TS171507,30012684F4"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793310,"usec":605995},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838883,"noise_level":-28.003498,"freq_skew":0.676363,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"DK1105","msg_num":"F98","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42204W005107,ZMR,171508,340,NUBLO,171756,RONSI,M44,28697,183/TS171508,3001268BF0"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793311,"usec":361926},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028818,"noise_level":-27.703169,"freq_skew":0.874848,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793311,"usec":364493},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010684,"noise_level":-28.133610,"freq_skew":0.977274,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-TCN","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793312,"usec":123703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502919,"noise_level":-27.718954,"freq_skew":0.452328,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793312,"usec":129734},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479980,"noise_level":-28.438026,"freq_skew":1.111344,"avlc":{"src":{"addr":"39BDA6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793316,"usec":698808},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604265,"noise_level":-26.396992,"freq_skew":-0.528156,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[124,57,16,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793317,"usec":458712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441718,"noise_level":-27.120071,"freq_skew":0.630689,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D965","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793318,"usec":982709},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530676,"noise_level":-26.045788,"freq_skew":0.819530,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB54","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"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":48.000000,"flags":192,"pdu_id":52728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":17,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[15,162]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793318,"usec":984323},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148840,"noise_level":-26.114586,"freq_skew":0.966866,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1942,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53893,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[167,7]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793319,"usec":747412},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840669,"noise_level":-25.923531,"freq_skew":-0.780911,"avlc":{"src":{"addr":"45D965","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2769,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[124,57,16,108]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793319,"usec":748812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929597,"noise_level":-25.838058,"freq_skew":0.934599,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D965","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793319,"usec":750745},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107077,"noise_level":-25.736588,"freq_skew":0.200195,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793319,"usec":751790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451558,"noise_level":-25.686295,"freq_skew":-2.857101,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793320,"usec":509652},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886800,"noise_level":-25.749247,"freq_skew":1.063824,"avlc":{"src":{"addr":"484186","type":"Aircraft","status":"Airborne"},"dst":{"addr":"29DA25","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1943,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53893,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[28,86]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793321,"usec":277185},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503668,"noise_level":-25.471519,"freq_skew":0.751727,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","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":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["2D0757"]},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793322,"usec":34591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.505453,"noise_level":-25.151337,"freq_skew":0.414567,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793322,"usec":796632},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420046,"noise_level":-24.782074,"freq_skew":-1.050693,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53955,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,73,250,125]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793324,"usec":312059},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876003,"noise_level":-24.879848,"freq_skew":-2.294184,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793324,"usec":313112},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688502,"noise_level":-24.834267,"freq_skew":0.781609,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"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":4}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793324,"usec":313704},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702424,"noise_level":-25.477787,"freq_skew":0.412544,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":1,"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":282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19343,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[24,48]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":80467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126761,"noise_level":-25.094688,"freq_skew":0.254756,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":84210},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582444,"noise_level":-26.143341,"freq_skew":-0.882995,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":182,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":6,"credit_offered":32,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":844686},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595504,"noise_level":-26.591379,"freq_skew":-1.653161,"avlc":{"src":{"addr":"3453C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MPS","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"UX7153","msg_num":"F06","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41432W003176,EDIGO,171524,320,DGO,172212,CEGAM,M47,281095,1206861"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":844849},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815641,"noise_level":-27.713869,"freq_skew":0.961604,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"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":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":61642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[24,71,165,198]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":846430},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965802,"noise_level":-27.608948,"freq_skew":-1.815968,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CN-ROT","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AT960U","msg_num":"D20","msg_num_seq":"A","sublabel":"DF","msg_text":"R01\r\nH1CN-ROT30012617134100000960060104197665802-GMMNLEBL\r\nH232007755-241272-0170561111000000000BB--\r\nE18937390225900333\r\nE28752570225900333\r\nC1083609040595119560209005115\r\nC2083609030594119560208505116\r\nD1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":847904},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898941,"noise_level":-27.546598,"freq_skew":1.878815,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":3}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":847904},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.898941,"noise_level":-27.546598,"freq_skew":1.878815,"avlc":{"src":{"addr":"3C6426","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":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":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53857,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,95,130,124]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793325,"usec":849870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190913,"noise_level":-28.248936,"freq_skew":-1.007018,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793326,"usec":602704},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882977,"noise_level":-28.464737,"freq_skew":0.909953,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6426","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793327,"usec":371212},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981438,"noise_level":-27.843037,"freq_skew":0.693703,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".PH-NXU","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"KL060H","msg_num":"D03","msg_num_seq":"A","sublabel":"DF","msg_text":"acmf_06120156_a[00]_o[02]_apmreportb_20260130171505_s.csv\r\nACMF SNAPSHOT REPORT2026 JAN 30 17:15:05\r\nA/CPH-NXU\r\nSWVER10.0.0APPVER7.0.0APPNAMEOEM\r\nSIZE664 B\r\n8.0\r\nR2026 JAN 30 17:15:06T2026 JAN 30 17:15:05\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793328,"usec":127987},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700455,"noise_level":-27.589638,"freq_skew":0.449152,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCX","mode":"2","label":"_d","blk_id":"0","ack":"B","flight":"DE06LC","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793328,"usec":135573},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662975,"noise_level":-27.940702,"freq_skew":0.475344,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-ANCX","mode":"2","label":"B6","blk_id":"1","ack":"!","flight":"DE06LC","msg_num":"J90","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.D-ANCX03358ED2","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".D-ANCX","adsc":{"tags":[{"ack":{"contract_num":53}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793328,"usec":890249},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839231,"noise_level":-27.579910,"freq_skew":-1.705004,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793328,"usec":892621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796262,"noise_level":-27.476587,"freq_skew":-1.910697,"avlc":{"src":{"addr":"3453C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793328,"usec":895044},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935908,"noise_level":-28.307283,"freq_skew":-1.531016,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CN-ROT","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AT960U","msg_num":"D20","msg_num_seq":"B","sublabel":"DF","msg_text":"0000000115517200\r\nD2040100052262210\r\nF1+0344+99+6203961231+048+394+00XXXX+03-00\r\nF2+0342+99+6203961244+049+393+00XXXX+03-00\r\nG1-2420400754083608370904\r\nG2-2410400754083608370904\r\nK100111011111X110101100\r\nK2"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793331,"usec":179404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790151,"noise_level":-27.027521,"freq_skew":0.526508,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793331,"usec":183457},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742173,"noise_level":-26.796532,"freq_skew":0.718789,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2841,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[232,189]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793331,"usec":936599},"freq":136975000,"burst_len_octets":209,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976105,"noise_level":-26.590057,"freq_skew":0.415891,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-NXU","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"KL060H","msg_num":"D03","msg_num_seq":"B","sublabel":"DF","msg_text":"acmf_06120156_a[00]_o[02]_apmreportb_20260130171505_s.csv\r\nACMF SNAPSHOT REPORT2026 JAN 30 17:15:05\r\nA/CPH-NXU\r\nSWVER10.0.0APPVER7.0.0APPNAMEOEM\r\nSIZE664 B\r\n8.0\r\nR2026 JAN 30 17:15:06T2026 JAN 30 17:15:05\r\nLO-6.134535LA44.388142\r\n-----\r\n0,250.420858,1946.415556,90.230903,1930.700000,90.233898,113007,0.790690,0,1,380\r\n03.799306,8473.000000,-15.154965,104534.000000\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793331,"usec":938154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046443,"noise_level":-26.516174,"freq_skew":0.369712,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793331,"usec":942525},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.277045,"noise_level":-26.280310,"freq_skew":0.649993,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":3,"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":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2841,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[13,10]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793332,"usec":699900},"freq":136975000,"burst_len_octets":194,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977083,"noise_level":-26.103136,"freq_skew":-1.777993,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AT960U","msg_num":"D20","msg_num_seq":"C","sublabel":"DF","msg_text":"R01\r\nH1CN-ROT30012617134100000960060104197665802-GMMNLEBL\r\nH232007755-241272-0170561111000000000BB--\r\nE18937390225900333\r\nE28752570225900333\r\nC1083609040595119560209005115\r\nC2083609030594119560208505116\r\nD10000000115517200\r\nD2040100052262210\r\nF1+0344+99+6203961231+048+394+00XXXX+03-00\r\nF2+0342+99+6203961244+049+393+00XXXX+03-00\r\nG1-2420400754083608370904\r\nG2-2410400754083608370904\r\nK100111011111X110101100\r\nK200111011111-110101100\r\nL1018CE00000000093990500000100005F0920000040849\r\nL2018CE00000000093984500000200005F0920000040841\r\nM1004000000000000000060\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793332,"usec":701353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.518270,"noise_level":-26.015884,"freq_skew":-0.947682,"avlc":{"src":{"addr":"511187","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793334,"usec":230895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.956967,"noise_level":-25.032015,"freq_skew":0.571841,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793335,"usec":750502},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.176651,"noise_level":-24.404129,"freq_skew":-1.165465,"avlc":{"src":{"addr":"511187","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":7,"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":385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":11,"credit_offered":3,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793336,"usec":511509},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037040,"noise_level":-24.176388,"freq_skew":-1.809259,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793336,"usec":512867},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035505,"noise_level":-24.106426,"freq_skew":0.538387,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793336,"usec":513924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.465620,"noise_level":-24.050861,"freq_skew":-1.289928,"avlc":{"src":{"addr":"511187","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793338,"usec":38558},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145595,"noise_level":-23.333557,"freq_skew":0.856510,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D06E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"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":"2.3.0-1cc5ea7"},"t":{"sec":1769793338,"usec":797963},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665556,"noise_level":-23.275303,"freq_skew":0.593501,"avlc":{"src":{"addr":"45D06E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793340,"usec":318065},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673411,"noise_level":-23.719751,"freq_skew":-2.390040,"avlc":{"src":{"addr":"34558F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"26BA85","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":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":98,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":9,"credit_offered":5,"credit_avail":4}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793340,"usec":318577},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722280,"noise_level":-23.706434,"freq_skew":-0.772127,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":183,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53955,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[241,37,124,118]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793340,"usec":320737},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763982,"noise_level":-24.184219,"freq_skew":-0.786369,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":184,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53955,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[160,177,209,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793341,"usec":90466},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557509,"noise_level":-24.521832,"freq_skew":-0.789945,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793344,"usec":887667},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.216814,"noise_level":-23.563929,"freq_skew":-1.793124,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CN-ROT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AT960U","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"R02\r\nH1CN-ROT30012617134100000960060204198015802-GMMNLEBL\r\nH232006753-243272-0170561111000000000BB--\r\nE18937390225900333\r\nE28752570225900333\r\nC1083609040595119560209005115\r\nC2083609030594119560208505116\r\nD1"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793347,"usec":172824},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752711,"noise_level":-22.798254,"freq_skew":-0.727745,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MQP","mode":"2","label":"80","blk_id":"8","ack":"!","flight":"UX1156","msg_num":"M21","msg_num_seq":"A","msg_text":"3D01 RMPSRV 1156/30 LPPT/LEMD .EC-MQP\r\n/LAV N/CAB N/MEDA N/SEC N/WCHR /UMNR /MAAS N\r\nETA 17.50"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793349,"usec":462744},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.630870,"noise_level":-21.856255,"freq_skew":-2.349357,"avlc":{"src":{"addr":"020175","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-NMP","mode":"2","label":"_d","blk_id":"3","ack":"D","flight":"3O394B","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793349,"usec":464814},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039408,"noise_level":-21.813339,"freq_skew":0.521335,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2841,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[72,156]}]}],"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":4,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":230515},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617017,"noise_level":-21.591444,"freq_skew":-0.322690,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":32.000000,"flags":246,"pdu_id":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[181,169,159,120]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":233558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078104,"noise_level":-22.749245,"freq_skew":-0.884758,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":984756},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204430,"noise_level":-22.689848,"freq_skew":0.779446,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":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":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19343,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[162,82]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":986226},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930958,"noise_level":-22.642620,"freq_skew":-3.011129,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2838,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[235,186]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":987327},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684667,"noise_level":-23.254126,"freq_skew":0.235382,"avlc":{"src":{"addr":"44CC44","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","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":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-5.600000},"alt":36000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":991176},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661576,"noise_level":-23.784971,"freq_skew":0.864932,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"44CC44","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":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[83,73,84,0,0,1]},{"name":"system_mask","value":["200000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.800000}}]}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":992464},"freq":136975000,"burst_len_octets":195,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023211,"noise_level":-23.758154,"freq_skew":-1.909107,"avlc":{"src":{"addr":"020092","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CN-ROT","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AT960U","msg_num":"D21","msg_num_seq":"B","sublabel":"DF","msg_text":"R02\r\nH1CN-ROT30012617134100000960060204198015802-GMMNLEBL\r\nH232006753-243272-0170561111000000000BB--\r\nE18937390225900333\r\nE28752570225900333\r\nC1083609040595119560209005115\r\nC2083609030594119560208505116\r\nD10000000115517200\r\nD2040100052262210\r\nF16168805000N40W001+111516440-000-0047+087-017\r\nG1-028+0489+000XXXX+000+001-007-012\r\nI1004000000000000000060\r\n"}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793350,"usec":992991},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652727,"noise_level":-24.508629,"freq_skew":0.987549,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45AB54","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":1,"priority":11,"lifetime":48.500000,"flags":192,"pdu_id":27402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":16,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[211,49]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793351,"usec":593},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558463,"noise_level":-24.421486,"freq_skew":0.420388,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2771,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[212,212,65,181]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793351,"usec":745758},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574919,"noise_level":-25.201164,"freq_skew":-0.767360,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":185,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53955,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,192,60,24]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793351,"usec":747121},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715408,"noise_level":-26.223740,"freq_skew":-0.833404,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":186,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2904,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[99,113,178,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793351,"usec":749477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179627,"noise_level":-26.893143,"freq_skew":0.448968,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793351,"usec":753217},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162411,"noise_level":-26.703157,"freq_skew":0.463166,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":2841,"variable_part_params":[{"name":"checksum","value":[17,34]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":505205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633992,"noise_level":-26.628313,"freq_skew":-2.851366,"avlc":{"src":{"addr":"45AB54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":508242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864401,"noise_level":-26.921103,"freq_skew":-0.965519,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":508472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653860,"noise_level":-26.901854,"freq_skew":0.266971,"avlc":{"src":{"addr":"3C7878","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":511489},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.516611,"noise_level":-26.825285,"freq_skew":-0.767873,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":5}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":512124},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702041,"noise_level":-26.806248,"freq_skew":1.098741,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2895,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[228,141]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":512298},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951940,"noise_level":-26.787251,"freq_skew":-0.775147,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":187,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29509,"dst_ref":53955,"variable_part_params":[{"name":"atn_checksum","value":[71,67,222,148]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793352,"usec":514760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.212206,"noise_level":-26.711681,"freq_skew":0.751536,"avlc":{"src":{"addr":"486802","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27D885","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793353,"usec":272388},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713530,"noise_level":-26.655430,"freq_skew":-0.998356,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":188,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2904,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[214,99,121,99]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793353,"usec":274164},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652516,"noise_level":-27.317469,"freq_skew":1.307346,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","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":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2895,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[80,189]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":1,"day":30},"time":{"hour":17,"min":15,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":26112},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692516,"noise_level":-26.865536,"freq_skew":0.756809,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"A6","blk_id":"A","ack":"!","msg_text":"/LPAFAYA.ADS.OY-VKB082312E113216220FE140A285B78","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".OY-VKB","adsc":{"tags":[{"event_contract_req":{"contract_num":35,"groups":[{"report_when_vspd_is":{"vspd_ftmin_threshold":1984,"higher_than":false}},{"report_when_alt_out_of_range":{"floor_alt":33784,"ceiling_alt":34184}},{"report_wpt_changes":{}},{"report_when_lateral_dev_exceeds":{"lat_dev_treshold_nm":5.000000}}]}}],"err":false}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":27211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576330,"noise_level":-27.045177,"freq_skew":-0.791335,"avlc":{"src":{"addr":"3453CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":29870},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782744,"noise_level":-26.986734,"freq_skew":0.507463,"avlc":{"src":{"addr":"45D962","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2B3185","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OY-VKB","mode":"2","label":"_d","blk_id":"1","ack":"A","flight":"DK1455","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":31425},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678634,"noise_level":-28.082754,"freq_skew":-0.281544,"avlc":{"src":{"addr":"39CF0B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"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":32.000000,"flags":246,"pdu_id":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2746,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[181,169,159,120]}]}]}}}}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":791855},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889034,"noise_level":-27.865229,"freq_skew":1.154822,"avlc":{"src":{"addr":"347306","type":"Aircraft","status":"Airborne"},"dst":{"addr":"2A3D45","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}} {"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1769793354,"usec":794945},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981096,"noise_level":-28.112286,"freq_skew":0.935055,"avlc":{"src":{"addr":"2B3185","type":"Ground station","status":"On ground"},"dst":{"addr":"45D962","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}