Display Filter Reference: GSM A-I/F COMMON
Protocol field name: gsm_a
Versions: 1.10.0 to 4.4.2
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| Field name | Description | Type | Versions |
|---|---|---|---|
| gsm | A5/1 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/2 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/3 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/4 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/5 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/6 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5/7 algorithm supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | AF Acknowledgement | Boolean | 2.0.0 to 4.4.2 |
| gsm | ATT | Boolean | 1.10.0 to 4.4.2 |
| gsm | Call priority | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Call Priority | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| gsm | Ciphering Information | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| gsm | 8-PSK Multislot Power Profile | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | 8-PSK RF Power Capability 1 | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | 8-PSK RF Power Capability 1 present | Boolean | 1.10.0 to 4.4.2 |
| gsm | 8-PSK RF Power Capability 2 | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | 8-PSK RF Power Capability 2 present | Boolean | 1.10.0 to 4.4.2 |
| gsm | 8-PSK Struct | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | 8-PSK Struct present | Boolean | 1.10.0 to 4.4.2 |
| gsm | A5 bits | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Additional Positioning Capabilities | Boolean | 1.10.0 to 4.4.2 |
| gsm | Associated Radio Capability 1 | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Associated Radio Capability 2 | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | CDMA 2000 Radio Access Technology Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | Ciphering Mode Setting Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | CS to PS SRVCC from GERAN to E-UTRA | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | CS to PS SRVCC from GERAN to UTRA | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Downlink Advanced Receiver Performance | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | DTM E/GPRS High Multi Slot Information present | Boolean | 1.10.0 to 4.4.2 |
| gsm | DTM E/GPRS Multi Slot Information present | Boolean | 1.10.0 to 4.4.2 |
| gsm | DTM EGPRS High Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | DTM EGPRS High Multi Slot Class present | Boolean | 1.10.0 to 4.4.2 |
| gsm | DTM EGPRS Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | DTM EGPRS Multi Slot Class present | Boolean | 1.10.0 to 4.4.2 |
| gsm | DTM Enhancements Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | DTM GPRS Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | E-UTRA FDD support | Boolean | 1.10.0 to 4.4.2 |
| gsm | E-UTRA Measurement and Reporting support | Boolean | 1.10.0 to 4.4.2 |
| gsm | E-UTRA TDD support | Boolean | 1.10.0 to 4.4.2 |
| gsm | ECSD Multi Slot Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | ECSD Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | E-GSM or R-GSM Supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | ER Band support | Boolean | 2.0.0 to 4.4.2 |
| gsm | E-UTRA Multiple Frequency Band Indicators support | Boolean | 2.0.0 to 4.4.2 |
| gsm | E-UTRA Wideband RSRQ measurements support | Boolean | 2.0.0 to 4.4.2 |
| gsm | Extended DTM E/GPRS Multi Slot Information present | Boolean | 1.10.0 to 4.4.2 |
| gsm | Extended DTM EGPRS Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Extended DTM GPRS Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Extended EARFCN value range | Boolean | 2.0.0 to 4.4.2 |
| gsm | Extended Measurement Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | Extended TSC Set Capability support | Boolean | 2.0.0 to 4.4.2 |
| gsm | GERAN Feature Package 1 | Boolean | 1.10.0 to 4.4.2 |
| gsm | GERAN Feature Package 2 | Boolean | 1.10.0 to 4.4.2 |
| gsm | GERAN Iu Mode Capabilities | Unsigned integer (24 bits) | 1.10.0 to 4.4.2 |
| gsm | FLO Iu Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | Length | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GERAN Iu Mode Support | Boolean | 1.10.0 to 4.4.2 |
| gsm | GERAN Network Sharing support | Boolean | 2.0.0 to 4.4.2 |
| gsm | GERAN Network Sharing support | Boolean | 1.12.0 to 1.12.13 |
| gsm | GMSK Multislot Power Profile | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 1800 Supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM 1900 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 1900 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM 400 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 400 Band Information present | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM 400 Bands Supported | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 710 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 710 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM 750 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 750 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM 850 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | GSM 850 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | GSM Band | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | High Multislot Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | High Multislot Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | Modulation Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS assisted E-OTD | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS assisted GPS | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS based E-OTD | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS based GPS | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS Conventional GPS | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS measurement capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | MS Positioning Method | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | MS Positioning Method Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | HSCSD Multi Slot Class | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | HSCSD Multi Slot Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | Offset required | Boolean | 1.10.0 to 4.4.2 |
| gsm | P-GSM Supported | Boolean | 1.10.0 to 4.4.2 |
| gsm | Priority-based reselection support | Boolean | 1.10.0 to 4.4.2 |
| gsm | R-GSM band Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Repeated ACCH Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | R Support | Boolean | 1.10.0 to 4.4.2 |
| gsm | Selective Ciphering of Downlink SACCH | Boolean | 1.10.0 to 4.4.2 |
| gsm | Single Band Support | Boolean | 1.10.0 to 4.4.2 |
| gsm | Single Slot DTM | Boolean | 1.10.0 to 4.4.2 |
| gsm | SM_VALUE (Switch-Measure) | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | SMS_VALUE (Switch-Measure-Switch) | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | T-GSM 400 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | T-GSM 400 Bands Supported | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | T-GSM 810 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | T-GSM 810 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | T-GSM 900 Associated Radio Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | T-GSM 900 Associated Radio Capability present | Boolean | 1.10.0 to 4.4.2 |
| gsm | TIGHTER Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | UMTS 1.28 Mcps TDD Radio Access Technology Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | UMTS 3.84 Mcps TDD Radio Access Technology Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | UMTS FDD Radio Access Technology Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | UTRA CSG Cells Reporting | Boolean | 1.10.0 to 4.4.2 |
| gsm | UTRA Multiple Frequency Band Indicators support | Boolean | 2.0.0 to 4.4.2 |
| gsm | VAMOS Level | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | CM3 | Boolean | 1.10.0 to 4.4.2 |
| gsm | CMSP: CM Service Prompt | Boolean | 1.10.0 to 4.4.2 |
| gsm | Element ID | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Element Value | Byte sequence | 2.0.0 to 4.4.2 |
| gsm | ES IND | Boolean | 1.10.0 to 4.4.2 |
| gsm | Extended periodic timers | Boolean | 1.10.0 to 4.4.2 |
| gsm | Extension | Boolean | 1.10.0 to 4.4.2 |
| gsm | Extraneous Data, dissector bug or later version spec(report to wireshark.org) | Label | 1.12.0 to 4.4.2 |
| gsm | FC Frequency Capability | Boolean | 1.10.0 to 4.4.2 |
| gsm | Filler | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| gsm | Format not supported | Label | 2.0.0 to 4.4.2 |
| gsm | Altitude in meters | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| gsm | Bearing | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| gsm | Confidence(%) | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Direction of Vertical Speed | Boolean | 1.10.0 to 4.4.2 |
| gsm | Degrees of latitude | Unsigned integer (24 bits) | 1.10.0 to 4.4.2 |
| gsm | Degrees of longitude | Signed integer (24 bits) | 1.10.0 to 4.4.2 |
| gsm | Vertical Uncertainty Speed | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | High accuracy degrees of latitude | Signed integer (32 bits) | 3.4.0 to 4.4.2 |
| gsm | High accuracy altitude | Signed integer (24 bits) | 3.4.0 to 4.4.2 |
| gsm | High accuracy degrees of longitude | Signed integer (32 bits) | 3.4.0 to 4.4.2 |
| gsm | High accuracy uncertainty altitude | Unsigned integer (8 bits) | 3.4.0 to 4.4.2 |
| gsm | High accuracy uncertainty semi-major | Unsigned integer (8 bits) | 3.4.0 to 4.4.2 |
| gsm | High accuracy uncertainty semi-minor | Unsigned integer (8 bits) | 3.4.0 to 4.4.2 |
| gsm | Horizontal confidence(%) | Unsigned integer (8 bits) | 3.4.0 to 4.4.2 |
| gsm | Horizontal Uncertainty Range | Unsigned integer (8 bits) | 4.2.0 to 4.4.2 |
| gsm | Horizontal Speed | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| gsm | Included angle | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Inner radius | Unsigned integer (16 bits) | 3.4.0 to 4.4.2 |
| gsm | Location estimate | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Location OSM URI | Character string | 2.4.0 to 4.4.2 |
| gsm | Number of points | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Offset angle | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Orientation of major axis | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Sign of latitude | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Uncertainty Altitude | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Uncertainty code | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Uncertainty Range | Unsigned integer (8 bits) | 4.2.0 to 4.4.2 |
| gsm | Uncertainty semi-major | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Uncertainty semi-minor | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Uncertainty Speed | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Horizontal Uncertainty Speed | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Velocity type | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Vertical Confidence(%) | Unsigned integer (8 bits) | 3.4.0 to 4.4.2 |
| gsm | Vertical Speed | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Vertical Uncertainty Range | Unsigned integer (8 bits) | 4.2.0 to 4.4.2 |
| gsm | Group or Broadcast call reference | Unsigned integer (32 bits) | 2.0.0 to 4.4.2 |
| gsm | Identity Digit 1 | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| gsm | Identity Digit 1 | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| gsm | IE length too short | Label | 2.4.12 to 2.4.16, 2.6.6 to 4.4.2 |
| gsm | Mobile Identity Type | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Format unknown | Label | 2.0.0 to 4.4.2 |
| gsm | IMEI | Character string | 1.10.0 to 4.4.2 |
| gsm | IMEISV | Character string | 1.10.0 to 4.4.2 |
| gsm | IMSI | Character string | 1.10.0 to 1.12.13 |
| gsm | IOV-UI | Unsigned integer (32 bits) | 1.10.0 to 4.4.2 |
| gsm | key sequence | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Protocol discriminator | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | ext | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Location Area Code (LAC) | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| gsm | LCS VA capability (LCS value added location request notification capability) | Boolean | 1.10.0 to 4.4.2 |
| gsm | Length | Unsigned integer (16 bits) | 1.10.0 to 4.4.2 |
| gsm | MBMS Service ID | Unsigned integer (24 bits) | 1.10.0 to 4.4.2 |
| gsm | MBMS Session ID | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | MBMS Session Identity indication | Boolean | 1.10.0 to 4.4.2 |
| gsm | Mobile Country Code (MCC) | Character string | 2.0.0 to 3.6.24 |
| gsm | Mobile Network Code (MNC) | Character string | 2.0.0 to 3.6.24 |
| gsm | Revision Level | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Multiband supported field | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | NMO | Boolean | 1.10.0 to 4.4.2 |
| gsm | NMO I | Boolean | 1.10.0 to 4.4.2 |
| gsm | No element dissector, rest of dissection may be incorrect | Label | 2.0.0 to 4.4.2 |
| gsm | Odd/even indication | Boolean | 1.10.0 to 4.4.2 |
| gsm | Old XID | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | PS capability (pseudo-synchronization capability) | Boolean | 1.10.0 to 4.4.2 |
| gsm | RF Power Capability | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | SAPI (Service Access Point Identifier) | Unsigned integer (8 bits) | 2.0.0 to 4.4.2 |
| gsm | SF Service Flag | Boolean | 2.0.0 to 4.4.2 |
| gsm | Skip Indicator | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | SM capability (MT SMS pt to pt capability) | Boolean | 1.10.0 to 4.4.2 |
| gsm | SoLSA | Boolean | 1.10.0 to 4.4.2 |
| gsm | Spare Nibble | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Spare bit(s) | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Spare | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | Spare | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | SS Screening Indicator | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | MCC/MNC indication | Boolean | 1.10.0 to 4.4.2 |
| gsm | TMSI/P-TMSI | Unsigned integer (32 bits) | 1.10.0 to 4.4.2 |
| gsm | Type of ciphering algorithm | Unsigned integer (8 bits) | 4.0.0 to 4.4.2 |
| gsm | UCS2 treatment | Boolean | 1.10.0 to 4.4.2 |
| gsm | Unknown - aborting dissection | Label | 2.0.0 to 4.4.2 |
| gsm | Unknown PDU type | Label | 2.0.0 to 4.4.2 |
| gsm | Unused | Unsigned integer (8 bits) | 1.10.0 to 4.4.2 |
| gsm | VBS notification reception | Boolean | 1.10.0 to 4.4.2 |
| gsm | VGCS notification reception | Boolean | 1.10.0 to 4.4.2 |