Huge thanks to our Platinum Members Endace and LiveAction,
and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

Display Filter Reference: A21 Protocol

Protocol field name: a21

Versions: 1.12.0 to 4.2.4

Back to Display Filter Reference

Field name Description Type Versions
a21.1x_lac_en_pdu1x LAC Encapsulated PDUUnsigned integer (24 bits)1.12.0 to 4.2.4
a21.3G1X_parameters3G1X ParametersByte sequence1.12.0 to 4.2.4
a21.additional_event_infoAdditional Event InfoUnsigned integer (16 bits)1.12.0 to 4.2.4
a21.auth_chall_para_rand_num_typeRandom Number TypeUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.auth_chall_para_rand_valueRAND ValueUnsigned integer (32 bits)1.12.0 to 4.2.4
a21.cause_valueA21 Cause ValueUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.cell_idCell IDUnsigned integer (16 bits)3.2.0 to 4.2.4
a21.cell_id_infoCell ID InfoUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ch_band_classBand ClassUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ch_channel_numberChannel NumberUnsigned integer (16 bits)3.2.0 to 4.2.4
a21.ch_pilot_onew_delayPilot OneWay DelayUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ch_pilot_onew_delay_valuePilot OneWay Delay (units of 100ns)Unsigned integer (16 bits)3.2.0 to 4.2.4
a21.ch_pilot_pnPilot PNUnsigned integer (16 bits)3.2.0 to 4.2.4
a21.ch_pilot_pn_phasePilot PN PhaseUnsigned integer (16 bits)3.2.0 to 4.2.4
a21.ch_pilot_strengthPilot StrengthUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ch_reference_pilotReference PilotUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ch_system_typeSystem TypeUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.channel_record_lengthChannel Record LengthUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.corr_id_corr_valueCorrelation ValueUnsigned integer (32 bits)1.12.0 to 4.2.4
a21.correlation_idA21 Correlation IDUnsigned integer (64 bits)1.12.0 to 3.0.14
a21.element_identifierA21 Element IdentifierUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.eventEventUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_contentGCSNA ContentLabel1.12.0 to 4.2.4
a21.gcsna_pdu_lengthLengthUnsigned integer (16 bits)1.12.0 to 4.2.4
a21.gcsna_statusStatusUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_status_call_priorityCall PriorityUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_status_gecGECUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_status_priority_inclPriority InclUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_status_reservedReservedUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.gcsna_status_status_inclStatus InclUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.hrpd_sector_idHRPD Sector idUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.hrpd_sector_id_lenHRPD Sector id LengthUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.ie_data_not_dissected_yetIE data not dissected yetLabel1.12.0 to 4.2.4
a21.imsiIMSI(International Mobile Subscriber Identity number)Character string1.12.0 to 1.12.13
a21.lengthLengthUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.message_typeMessage TypeUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mn_id_esnESNUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mn_id_identity_digit_1Identity Digit 1Unsigned integer (8 bits)1.12.0 to 4.2.4
a21.mn_id_msid_valueMSID ValueUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mn_id_odd_even_indicatorOdd/Even IndicatorUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mn_id_type_of_identityType of IdentityUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_re_band_classBand ClassUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_re_con_all_band_incAll Band Classes IncludedUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_re_con_all_sub_band_incAll Band Subclasses IncludedUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_re_con_curr_band_subCurrent Band SubclassUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_re_sub_cls_lenSubclass LengthUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_record_contentRecord ContentByte sequence1.12.0 to 4.2.4
a21.mob_sub_info_record_idRecord IdentifierUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.mob_sub_info_record_lengthRecord LengthUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msc_idMSC IDUnsigned integer (24 bits)3.2.0 to 4.2.4
a21.mscid_market_idMarket IDUnsigned integer (16 bits)1.12.0 to 4.2.4
a21.mscid_switch_numberSwitch NumberUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msg_tran_ctrl_3GXLogicalChannel3GXLogicalChannelUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msg_tran_ctrl_ackrequiredAckRequiredUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msg_tran_ctrl_paging_msgPaging MessageUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msg_tran_ctrl_protocol_revisionProtocolRevisionUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.msg_tran_ctrl_simul_xmit_with_nextSimul Xmit with NextUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.pilot_list_num_of_pilotsNumber of PilotsUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.pilot_list_valuePilot List ValueByte sequence1.12.0 to 3.0.14
a21.reference_cell_id_cellCellUnsigned integer (16 bits)1.12.0 to 4.2.4
a21.reference_cell_id_sectorSectorUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.reservedReservedUnsigned integer (8 bits)1.12.0 to 4.2.4
a21.sc0SC0Boolean3.2.0 to 4.2.4
a21.sc1SC1Boolean3.2.0 to 4.2.4
a21.sc2SC2Boolean3.2.0 to 4.2.4
a21.sc3SC3Boolean3.2.0 to 4.2.4
a21.sc4SC4Boolean3.2.0 to 4.2.4
a21.sc5SC5Boolean3.2.0 to 4.2.4
a21.sc6SC6Boolean3.2.0 to 4.2.4
a21.sc7SC7Boolean3.2.0 to 4.2.4
a21.sectorSectorUnsigned integer (8 bits)3.2.0 to 4.2.4
a21.service_optionService OptionUnsigned integer (16 bits)1.12.0 to 4.2.4