Display Filter Reference: Async data over ISDN (V.120)
Protocol field name: v120
Versions: 1.0.0 to 4.0.3
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| Field name | Description | Type | Versions |
|---|---|---|---|
| v120.address | Link Address | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control | Control Field | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control.f | Final | Boolean | 1.0.0 to 4.0.3 |
| v120.control.ftype | Frame type | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control.n_r | N(R) | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control.n_s | N(S) | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control.p | Poll | Boolean | 1.0.0 to 4.0.3 |
| v120.control.s_ftype | Supervisory frame type | Unsigned integer (2 bytes) | 1.0.0 to 4.0.3 |
| v120.control.u_modifier_cmd | Command | Unsigned integer (1 byte) | 1.0.0 to 4.0.3 |
| v120.control.u_modifier_resp | Response | Unsigned integer (1 byte) | 1.0.0 to 4.0.3 |
| v120.ea0 | EA0 | Boolean | 1.10.0 to 4.0.3 |
| v120.ea1 | EA1 | Boolean | 1.10.0 to 4.0.3 |
| v120.error_control | Error control C1/C2 | Unsigned integer (1 byte) | 1.10.0 to 4.0.3 |
| v120.header | Header | Unsigned integer (1 byte) | 1.0.0 to 4.0.3 |
| v120.header.break | Break condition | Boolean | 1.10.0 to 4.0.3 |
| v120.header.dr | DR | Boolean | 1.10.0 to 4.0.3 |
| v120.header.e | E | Boolean | 1.10.0 to 4.0.3 |
| v120.header.ext | Extension octet | Boolean | 1.10.0 to 4.0.3 |
| v120.header.rr | RR | Boolean | 1.10.0 to 4.0.3 |
| v120.header.segb | Bit B | Boolean | 1.10.0 to 4.0.3 |
| v120.header.segf | Bit F | Boolean | 1.10.0 to 4.0.3 |
| v120.header.sr | SR | Boolean | 1.10.0 to 4.0.3 |
| v120.lli | LLI | Unsigned integer (2 bytes) | 1.10.0 to 4.0.3 |
| v120.rc | R/C | Boolean | 1.10.0 to 4.0.3 |