Display Filter Reference: IEEE 1722 Audio Video Transport Protocol (AVTP)
Protocol field name: ieee1722
Versions: 1.4.0 to 3.6.5
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| Field name | Description | Type | Versions |
|---|---|---|---|
| ieee1722.avbtp_timestamp | AVBTP Timestamp | Unsigned integer, 4 bytes | 1.4.0 to 2.0.16 |
| ieee1722.cdfield | Control/Data Indicator | Boolean | 1.4.0 to 2.0.16 |
| ieee1722.channel | 1394 Packet Channel | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.data | Audio Data | Sequence of bytes | 1.4.0 to 2.0.16 |
| ieee1722.data.sample.label | Label | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.data.sample.sampledata | Sample | Sequence of bytes | 1.4.0 to 2.0.16 |
| ieee1722.dbc | Data Block Continuity | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.dbs | Data Block Size | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.encapsulation_sequence_num | Encapsulation Sequence Number | Unsigned integer, 4 bytes | 3.6.0 to 3.6.5 |
| ieee1722.encapsulation_sequence_num.dup | Duplicate encapsulation_sequence_num (retransmission?) | Label | 3.6.0 to 3.6.5 |
| ieee1722.encapsulation_sequence_num.ooo | Unexpected encapsulation_sequence_num (lost or out-of-order?) | Label | 3.6.0 to 3.6.5 |
| ieee1722.fdf | Format Dependent Field | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.fmt | Format ID | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.fn | Fraction Number | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.gateway_info | Gateway Info | Unsigned integer, 4 bytes | 1.4.0 to 2.0.16 |
| ieee1722.gvfield | AVBTP Gateway Info Valid | Boolean | 1.4.0 to 2.0.16 |
| ieee1722.incorrect_dbs | Expert Info | Label | 2.0.0 to 2.0.16 |
| ieee1722.mrfield | AVBTP Media Reset | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.packet_data_len | 1394 Packet Data Length | Unsigned integer, 2 bytes | 1.4.0 to 2.0.16 |
| ieee1722.qpc | Quadlet Padding Count | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.seqnum | Sequence Number | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.sid | Source ID | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.sph | Source Packet Header | Boolean | 1.4.0 to 2.0.16 |
| ieee1722.stream_id | Stream ID | Unsigned integer, 8 bytes | 1.4.0 to 2.0.16 |
| ieee1722.subtype | AVTP Subtype | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| ieee1722.svfield | AVTP Stream ID Valid | Boolean | 1.4.0 to 3.6.5 |
| ieee1722.sy | 1394 App-specific Control | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.syt | SYT | Unsigned integer, 2 bytes | 1.4.0 to 2.0.16 |
| ieee1722.tag | 1394 Packet Format Tag | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.tcode | 1394 Packet Tcode | Unsigned integer, 1 byte | 1.4.0 to 2.0.16 |
| ieee1722.tufield | AVBTP Timestamp Uncertain | Boolean | 1.4.0 to 2.0.16 |
| ieee1722.tvfield | Source Timestamp Valid | Boolean | 1.4.0 to 2.0.16 |
| ieee1722.verfield | AVTP Version | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |