Display Filter Reference: GSM Radiotap
Protocol field name: gsmtap
Versions: 1.4.0 to 3.6.5
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| Field name | Description | Type | Versions |
|---|---|---|---|
| gsmtap.antenna | Antenna Number | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.arfcn | ARFCN | Unsigned integer, 2 bytes | 1.4.0 to 3.6.5 |
| gsmtap.burst_type | Burst Type | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.chan_type | Channel Type | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.e1t1_sub_type | Channel Type | Unsigned integer, 1 byte | 3.4.0 to 3.6.5 |
| gsmtap.frame_nr | GSM Frame Number | Unsigned integer, 4 bytes | 1.4.0 to 3.6.5 |
| gsmtap.gmr1_chan_type | Channel Type | Unsigned integer, 1 byte | 1.8.0 to 3.6.5 |
| gsmtap.hdr_len | Header Length | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.pcs_band | PCS band indicator | Unsigned integer, 2 bytes | 3.4.0 to 3.6.5 |
| gsmtap.ptcch.padding | Spare Padding | Sequence of bytes | 3.2.0 to 3.6.5 |
| gsmtap.ptcch.spare | Spare Bit | Unsigned integer, 1 byte | 3.2.0 to 3.6.5 |
| gsmtap.ptcch.ta_idx | Timing Advance Index | Unsigned integer, 1 byte | 3.2.0 to 3.6.5 |
| gsmtap.ptcch.ta_val | Timing Advance Value | Unsigned integer, 1 byte | 3.2.0 to 3.6.5 |
| gsmtap.rrc_sub_type | Message Type | Unsigned integer, 1 byte | 2.6.0 to 3.6.5 |
| gsmtap.sacch_l1.fpc | FPC (Fast Power Control) | Boolean | 1.4.0 to 3.6.5 |
| gsmtap.sacch_l1.power_lev | MS power level | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.sacch_l1.sro_srr | SRO/SRR (SACCH Repetition) | Boolean | 3.6.0 to 3.6.5 |
| gsmtap.sacch_l1.ta | Actual Timing Advance | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.signal_dbm | Signal Level | Signed integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.snr_db | Signal/Noise Ratio | Signed integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.sub_slot | Sub-Slot | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.tetra_chan_type | Channel Type | Unsigned integer, 1 byte | 1.6.0 to 3.6.5 |
| gsmtap.ts | Time Slot | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.type | Payload Type | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |
| gsmtap.um_voice_type | GSM Um Voice Type | Unsigned integer, 1 byte | 3.4.0 to 3.6.5 |
| gsmtap.uplink | Uplink | Unsigned integer, 2 bytes | 1.4.0 to 3.6.5 |
| gsmtap.version | Version | Unsigned integer, 1 byte | 1.4.0 to 3.6.5 |