Display Filter Reference: Bluetooth L2CAP Protocol

Protocol field name: btl2cap

Versions: 1.0.0 to 2.4.4

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Field name Description Type Versions
btl2cap.cid CID Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.cmd_code Command Code Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.cmd_data Command Data Label 1.0.0 to 2.4.4
btl2cap.cmd_ident Command Identifier Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.cmd_length Command Length Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.command Command Label 1.0.0 to 2.4.4
btl2cap.conf_param_option Configuration Parameter Option Label 1.0.0 to 2.4.4
btl2cap.conf_result Result Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.connect_in Connect in frame Frame number 2.0.0 to 2.4.4
btl2cap.continuation Continuation Flag Boolean 1.0.0 to 1.10.14
btl2cap.continuation_to This is a continuation to the SDU in frame Frame number 1.2.0 to 2.4.4
btl2cap.control Control field Label 1.2.0 to 2.4.4
btl2cap.control_reqseq ReqSeq Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.control_retransmissiondisable R Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.control_sar Segmentation and reassembly Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.control_supervisory S Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.control_txseq TxSeq Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.control_type Frame Type Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.credits Credits Unsigned integer, 2 bytes 1.12.0 to 2.4.4
btl2cap.ctrl_id Controller ID Unsigned integer, 1 byte 1.4.0 to 2.4.4
btl2cap.data Data Sequence of bytes 1.12.0 to 2.4.4
btl2cap.dcid Destination CID Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.dctrl_id Controller ID Unsigned integer, 1 byte 1.4.0 to 2.4.4
btl2cap.disconnect_in Disconnect in frame Frame number 2.0.0 to 2.4.4
btl2cap.fcs FCS Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.flags.continuation Continuation Flag Boolean 1.12.0 to 2.4.4
btl2cap.flags.reserved Reserved Unsigned integer, 2 bytes 1.12.0 to 2.4.4
btl2cap.icid Initiator CID Unsigned integer, 2 bytes 1.4.0 to 2.4.4
btl2cap.info_bidirqos Bi-Directional QOS Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.info_enh_retransmission Enhanced Retransmission Mode Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_extfeatures Extended Features Label 1.2.0 to 2.4.4
btl2cap.info_fcs FCS Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchan Fixed Channels Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchans Fixed Channels Label 1.4.0 to 2.4.4
btl2cap.info_fixedchans_amp_man AMP Manager protocol Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchans_amp_test AMP Test Manager Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchans_connless Connectionless reception Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchans_null Null identifier Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_fixedchans_signal L2CAP signaling channel Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_flow_spec Extended Flow Specification for BR/EDR Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_flowcontrol Flow Control Mode Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.info_mtu Remote Entity MTU Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.info_result Result Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.info_retransmission Retransmission Mode Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.info_streaming Streaming Mode Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_type Information Type Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.info_unicast Unicast Connectionless Data Reception Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.info_window Extended Window Size Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.initial_credits Initial Credits Unsigned integer, 2 bytes 1.12.0 to 2.4.4
btl2cap.le_psm LE PSM Unsigned integer, 2 bytes 1.12.0 to 2.4.4
btl2cap.le_result LE Result Unsigned integer, 2 bytes 1.12.0 to 2.4.4
btl2cap.le_sdu.fragment SDU fragment Frame number 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.count SDU fragment count Unsigned integer, 4 bytes 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.error SDU defragmentation error Frame number 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.multiple_tails SDU has multiple tail fragments Boolean 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.overlap SDU fragment overlap Boolean 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.overlap.conflicts SDU fragment overlapping with conflicting data Boolean 2.4.0 to 2.4.4
btl2cap.le_sdu.fragment.too_long_fragment SDU fragment too long Boolean 2.4.0 to 2.4.4
btl2cap.le_sdu.fragments SDU fragments Label 2.4.0 to 2.4.4
btl2cap.le_sdu.reassembled.in Reassembled in Frame number 2.4.0 to 2.4.4
btl2cap.le_sdu.reassembled.length Reassembled SDU length Unsigned integer, 4 bytes 2.4.0 to 2.4.4
btl2cap.le_sdu_length SDU Length Unsigned integer, 2 bytes 2.4.0 to 2.4.4
btl2cap.length Length Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.length.bad Length too short Label 1.12.0 to 2.4.4
btl2cap.max_interval Max. Interval Unsigned integer, 2 bytes 1.10.0 to 2.4.4
btl2cap.maxtransmit MaxTransmit Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.min_interval Min. Interval Unsigned integer, 2 bytes 1.10.0 to 2.4.4
btl2cap.monitortimeout Monitor Timeout (ms) Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.move_result Move Result Unsigned integer, 2 bytes 1.4.0 to 2.4.4
btl2cap.mps MPS Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.option_access_latency Access Latency (us) Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.option_dealyvar Delay Variation (microseconds) Unsigned integer, 4 bytes 1.0.0 to 1.0.16
btl2cap.option_delayvar Delay Variation (microseconds) Unsigned integer, 4 bytes 1.2.0 to 2.4.4
btl2cap.option_fcs FCS Unsigned integer, 2 bytes 1.4.0 to 2.4.4
btl2cap.option_flags Flags Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.option_flushto Flush Timeout (ms) Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.option_ident Identifier Unsigned integer, 1 byte 1.4.0 to 2.4.4
btl2cap.option_latency Latency (microseconds) Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.option_length Length Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.option_mtu MTU Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.option_peakbandwidth Peak Bandwidth (bytes/s) Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.option_sdu_arrival_time SDU Inter-arrival Time (us) Unsigned integer, 4 bytes 1.4.0 to 2.4.4
btl2cap.option_sdu_size Maximum SDU Size Unsigned integer, 2 bytes 1.4.0 to 2.4.4
btl2cap.option_servicetype Service Type Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.option_tokenbsize Token Bucket Size (bytes) Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.option_tokenrate Token Rate (bytes/s) Unsigned integer, 4 bytes 1.0.0 to 2.4.4
btl2cap.option_type Type Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.option_window Extended Window Size Unsigned integer, 2 bytes 1.4.0 to 2.4.4
btl2cap.parameter_mismatch Parameter mismatch Label 1.12.0 to 2.4.4
btl2cap.payload Payload Sequence of bytes 1.0.0 to 2.4.4
btl2cap.psm PSM Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.reassembled_in This SDU is reassembled in frame Frame number 1.2.0 to 2.4.4
btl2cap.rej_reason Reason Unsigned integer, 2 bytes 1.0.0 to 1.2.18, 1.6.0 to 2.4.4
btl2cap.result Result Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.retransmissionmode Mode Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.retransmittimeout Retransmit timeout (ms) Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.scid Source CID Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.sdulength SDU Length Unsigned integer, 2 bytes 1.2.0 to 2.4.4
btl2cap.sdulength.bad SDU length bad Label 1.12.0 to 2.4.4
btl2cap.service Service Unsigned integer, 2 bytes 2.2.0 to 2.4.4
btl2cap.sig_mtu Maximum Signalling MTU Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.slave_latency Slave Latency Unsigned integer, 2 bytes 1.10.0 to 2.4.4
btl2cap.status Status Unsigned integer, 2 bytes 1.0.0 to 2.4.4
btl2cap.timeout_multiplier Timeout Multiplier Unsigned integer, 2 bytes 1.10.0 to 2.4.4
btl2cap.txwindow TxWindow Unsigned integer, 1 byte 1.0.0 to 2.4.4
btl2cap.unknown_command_code Unknown Command Code Label 1.12.0 to 2.4.4
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