Display Filter Reference: Bluetooth L2CAP Protocol
Protocol field name: btl2cap
Versions: 1.0.0 to 4.4.2
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| Field name | Description | Type | Versions |
|---|---|---|---|
| btl2cap | CID | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Command Code | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Command Data | Label | 1.0.0 to 4.4.2 |
| btl2cap | Command Identifier | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Command Length | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Command | Label | 1.0.0 to 4.4.2 |
| btl2cap | Configuration Parameter Option | Label | 1.0.0 to 4.4.2 |
| btl2cap | Result | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Connect in frame | Frame number | 2.0.0 to 4.4.2 |
| btl2cap | Continuation Flag | Boolean | 1.0.0 to 1.10.14 |
| btl2cap | This is a continuation to the SDU in frame | Frame number | 1.2.0 to 4.4.2 |
| btl2cap | Control field | Label | 1.2.0 to 4.4.2 |
| btl2cap | ReqSeq | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | R | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | Segmentation and reassembly | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | S | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | TxSeq | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | Frame Type | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | Credits | Unsigned integer (16 bits) | 1.12.0 to 4.4.2 |
| btl2cap | Controller ID | Unsigned integer (8 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Data | Byte sequence | 1.12.0 to 4.4.2 |
| btl2cap | Destination CID | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Controller ID | Unsigned integer (8 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Disconnect in frame | Frame number | 2.0.0 to 4.4.2 |
| btl2cap | FCS | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | Continuation Flag | Boolean | 1.12.0 to 4.4.2 |
| btl2cap | Reserved | Unsigned integer (16 bits) | 1.12.0 to 4.4.2 |
| btl2cap | Initiator CID | Unsigned integer (16 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Bi-Directional QOS | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Enhanced Retransmission Mode | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Extended Features | Label | 1.2.0 to 4.4.2 |
| btl2cap | FCS | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Fixed Channels | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Fixed Channels | Label | 1.4.0 to 4.4.2 |
| btl2cap | AMP Manager protocol | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | AMP Test Manager | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Connectionless reception | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Null identifier | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Reserved for future use | Unsigned integer (32 bits) | 4.2.0 to 4.4.2 |
| btl2cap | L2CAP signaling channel | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | BR/EDR Security Manager | Unsigned integer (32 bits) | 4.2.0 to 4.4.2 |
| btl2cap | Extended Flow Specification for BR/EDR | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Flow Control Mode | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Remote Entity MTU | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Result | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Retransmission Mode | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Streaming Mode | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Information Type | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Unicast Connectionless Data Reception | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Extended Window Size | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Initial Credits | Unsigned integer (16 bits) | 1.12.0 to 4.4.2 |
| btl2cap | LE PSM | Unsigned integer (16 bits) | 1.12.0 to 4.4.2 |
| btl2cap | LE Result | Unsigned integer (16 bits) | 1.12.0 to 4.4.2 |
| btl2cap | SDU fragment | Frame number | 2.4.0 to 4.4.2 |
| btl2cap | SDU fragment count | Unsigned integer (32 bits) | 2.4.0 to 4.4.2 |
| btl2cap | SDU defragmentation error | Frame number | 2.4.0 to 4.4.2 |
| btl2cap | SDU has multiple tail fragments | Boolean | 2.4.0 to 4.4.2 |
| btl2cap | SDU fragment overlap | Boolean | 2.4.0 to 4.4.2 |
| btl2cap | SDU fragment overlapping with conflicting data | Boolean | 2.4.0 to 4.4.2 |
| btl2cap | SDU fragment too long | Boolean | 2.4.0 to 4.4.2 |
| btl2cap | SDU fragments | Label | 2.4.0 to 4.4.2 |
| btl2cap | Reassembled in | Frame number | 2.4.0 to 4.4.2 |
| btl2cap | Reassembled SDU length | Unsigned integer (32 bits) | 2.4.0 to 4.4.2 |
| btl2cap | SDU Length | Unsigned integer (16 bits) | 2.4.0 to 4.4.2 |
| btl2cap | Length | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Length too short | Label | 1.12.0 to 4.4.2 |
| btl2cap | Max. Interval | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| btl2cap | MaxTransmit | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Min. Interval | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| btl2cap | Monitor Timeout (ms) | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Move Result | Unsigned integer (16 bits) | 1.4.0 to 4.4.2 |
| btl2cap | MPS | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Access Latency (us) | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Delay Variation (microseconds) | Unsigned integer (32 bits) | 1.0.0 to 1.0.16 |
| btl2cap | Delay Variation (microseconds) | Unsigned integer (32 bits) | 1.2.0 to 4.4.2 |
| btl2cap | FCS | Unsigned integer (16 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Flags | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Flush Timeout (ms) | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Identifier | Unsigned integer (8 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Latency (microseconds) | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Length | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | MTU | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Peak Bandwidth (bytes/s) | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | SDU Inter-arrival Time (us) | Unsigned integer (32 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Maximum SDU Size | Unsigned integer (16 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Service Type | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Token Bucket Size (bytes) | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Token Rate (bytes/s) | Unsigned integer (32 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Type | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Extended Window Size | Unsigned integer (16 bits) | 1.4.0 to 4.4.2 |
| btl2cap | Parameter mismatch | Label | 1.12.0 to 4.4.2 |
| btl2cap | Payload | Byte sequence | 1.0.0 to 4.4.2 |
| btl2cap | Peripheral Latency | Unsigned integer (16 bits) | 4.4.0 to 4.4.2 |
| btl2cap | PSM | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | This SDU is reassembled in frame | Frame number | 1.2.0 to 4.4.2 |
| btl2cap | Reason | Unsigned integer (16 bits) | 1.0.0 to 1.2.18, 1.6.0 to 4.4.2 |
| btl2cap | Result | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Mode | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Retransmit timeout (ms) | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Source CID | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | SDU Length | Unsigned integer (16 bits) | 1.2.0 to 4.4.2 |
| btl2cap | SDU length bad | Label | 1.12.0 to 4.4.2 |
| btl2cap | Service | Unsigned integer (16 bits) | 2.2.0 to 4.4.2 |
| btl2cap | Maximum Signalling MTU | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Slave Latency | Unsigned integer (16 bits) | 1.10.0 to 4.2.9 |
| btl2cap | Status | Unsigned integer (16 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Timeout Multiplier | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| btl2cap | TxWindow | Unsigned integer (8 bits) | 1.0.0 to 4.4.2 |
| btl2cap | Unknown Command Code | Label | 1.12.0 to 4.4.2 |