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Display Filter Reference: Q.931

Protocol field name: q931

Versions: 1.0.0 to 4.2.3

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Field name Description Type Versions
q931.accept_data_flow_controlAccept data with flow control mechanismBoolean2.0.0 to 4.2.3
q931.accept_data_net_independent_clockAccept data with network independent clockBoolean2.0.0 to 4.2.3
q931.avaya_displayAvaya DisplayCharacter string2.0.0 to 4.2.3
q931.bearer_capability.dataDataByte sequence2.0.0 to 4.2.3
q931.bearer_capability.data_bitsData bitsUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.default_packet_sizeDefault packet sizeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.duplexDuplexBoolean2.0.0 to 4.2.3
q931.bearer_capability.intermediate_rateIntermediate rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.modeModeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.modem_typeModem typeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.packet_window_sizePacket window sizeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.parityParityUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.rate_multiplierRate multiplierUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.stop_bitsStop bitsUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.user_rateUser rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.bearer_capability.window_sizeWindow sizeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.call_refCall reference valueByte sequence1.0.0 to 4.2.3
q931.call_ref_flagCall reference flagBoolean1.0.0 to 4.2.3
q931.call_ref_lenCall reference value lengthUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.call_stateCall stateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.call_state.dataDataByte sequence2.0.0 to 4.2.3
q931.called_party_number.digitsCalled party number digitsCharacter string1.0.0 to 4.2.3
q931.calling_party_number.digitsCalling party number digitsCharacter string1.0.0 to 4.2.3
q931.cause.dataDataByte sequence2.0.0 to 4.2.3
q931.cause.recommendationRecommendationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.cause_call.conditionConditionUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.cause_call.diagnosticDiagnosticByte sequence2.0.0 to 4.2.3
q931.cause_call.message_typeMessage typeUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.cause_call.rec_timerTimerCharacter string2.0.0 to 4.2.3
q931.cause_call.rejection_reasonRejection reasonUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.cause_call.user_specific_diagnosticUser specific diagnosticByte sequence2.0.0 to 4.2.3
q931.cause_locationCause locationUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.cause_valueCause valueUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.channel.dataDataByte sequence2.0.0 to 4.2.3
q931.channel.dchanD-channel indicatorBoolean1.0.0 to 4.2.3
q931.channel.element_typeElement typeUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.channel.exclusiveIndicated channelBoolean1.0.0 to 4.2.3
q931.channel.interface_idInterface IDUnsigned integer (32 bits)2.0.0 to 4.2.3
q931.channel.interface_id_presentInterface identifier presentBoolean1.0.0 to 4.2.3
q931.channel.interface_typeInterface typeBoolean1.0.0 to 4.2.3
q931.channel.mapNumber/mapBoolean1.0.0 to 4.2.3
q931.channel.numberChannel numberUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.channel.selectionInformation channel selectionUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.channel.slot_mapSlot mapUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.coding_standardCoding standardUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.congestion_levelCongestion levelUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.connected_number.digitsConnected party number digitsCharacter string1.0.0 to 4.2.3
q931.cug_index_codeCUG index codeCharacter string2.0.0 to 4.2.3
q931.cug_indicationCUG indicationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.cumulative_transit_delayCumulative transit delayUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.dataDataByte sequence2.0.0 to 4.2.3
q931.date_timeDate/timeByte sequence2.0.0 to 4.2.3
q931.date_time.invalidDate/time: Invalid lengthLabel2.0.0 to 4.2.3
q931.discProtocol discriminatorUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.display_informationDisplay informationCharacter string2.0.0 to 4.2.3
q931.extended_audiovisual_characteristicsExtended audiovisual characteristics identificationUnsigned integer (8 bits)1.4.0 to 4.2.3
q931.extended_high_layer_characteristicsExtended high layer characteristics identificationUnsigned integer (8 bits)1.4.0 to 4.2.3
q931.extension.reasonReason for redirectionUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.extension_conditionConditionUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.extension_condition_typeTypeBoolean2.0.0 to 4.2.3
q931.extension_indExtension indicatorBoolean1.0.0 to 4.2.3
q931.extension_ind_new_statusNew statusUnsigned integer (8 bits)1.10.0 to 4.2.3
q931.extension_ind_preferencePreferenceUnsigned integer (8 bits)1.10.0 to 4.2.3
q931.fast_selectFast selectUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.high_layer_characteristicsHigh layer characteristics identificationUnsigned integer (8 bits)1.4.0 to 4.2.3
q931.high_layer_compat.dataDataByte sequence2.0.0 to 4.2.3
q931.incomplete_ieIncomplete IE in the 1st segmentLabel2.0.0 to 4.2.3
q931.information_elementInformation elementUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.information_element.unknownUnknown information elementLabel2.0.0 to 4.2.3
q931.information_element_lenLengthUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.information_rate.incomingIncoming information rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.information_rate.minimum_incomingMinimum incoming information rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.information_rate.minimum_outgoingMinimum outgoing information rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.information_rate.outgoingOutgoing information rateUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.information_transfer_capabilityInformation transfer capabilityUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.information_transfer_rateInformation transfer rateUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.insufficient_info_elementInsufficient information elementUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.interpretationInterpretationUnsigned integer (8 bits)1.4.0 to 4.2.3
q931.invalid_lengthInvalid lengthLabel2.0.0 to 4.2.3
q931.keypad_facilityKeypad facilityCharacter string2.0.0 to 4.2.3
q931.layer_1Layer 1Boolean2.0.0 to 4.2.3
q931.layer_1_in_band_negotiationLayer 1 in-band negotiationBoolean2.0.0 to 4.2.3
q931.layer_identLayer identificationUnsigned integer (8 bits)1.2.0 to 4.2.3
q931.locking_codesetLocking codesetUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.maintenance_message_typeMaintenance message typeUnsigned integer (8 bits)1.2.0 to 4.2.3
q931.maximum_end_to_end_transit_delayMaximum end-to-end transit delayUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.message_originatorMessage originatorBoolean2.0.0 to 4.2.3
q931.message_segmentMessage segmentByte sequence2.0.0 to 4.2.3
q931.message_typeMessage typeUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.missing_info_elementMissing information elementUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.mode_of_operationmode of operationBoolean2.0.0 to 4.2.3
q931.more_dataMore dataLabel2.0.0 to 4.2.3
q931.multiple_frame_establishmentMultiple frame establishmentBoolean2.0.0 to 4.2.3
q931.negotiation_is_doneNegotiation is doneBoolean2.0.0 to 4.2.3
q931.netidNetwork identificationCharacter string2.0.0 to 4.2.3
q931.netid.facility_specificationNetwork-specific facility specificationByte sequence2.0.0 to 4.2.3
q931.netid.lengthNetwork identification lengthUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.netid.planNetwork identification planUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.netid.typeType of network identificationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.network_serviceNetwork serviceBoolean2.0.0 to 4.2.3
q931.notification_descriptionNotification descriptionUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.number_typeNumber typeUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.numbering_planNumbering planUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.out_band_negotiationOut-band negotiationBoolean2.0.0 to 4.2.3
q931.packet_size.backward_valueBackward valueUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.packet_size.forward_valueForward valueUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.party_categoryParty categoryUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.party_subaddrSubaddressByte sequence2.0.0 to 4.2.3
q931.party_subaddr.odd_evenOdd/even indicatorUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.party_subaddr.typeType of subaddressUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.pl_binary_confirmationConfirmationBoolean2.0.0 to 4.2.3
q931.pl_modulusModulusBoolean2.0.0 to 4.2.3
q931.pl_requestRequestBoolean2.0.0 to 4.2.3
q931.pl_window_size.backward_valueBackward valueUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.pl_window_size.forward_valueForward valueUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.presentation_indPresentation indicatorUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.presentation_method_protocol_profilePresentation method of protocol profileUnsigned integer (8 bits)1.4.0 to 4.2.3
q931.progress_indicator.dataDataByte sequence2.0.0 to 4.2.3
q931.progress_indicator.descriptionProgress descriptionUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.progress_indicator.locationLocationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.protocol_negotiationProtocol negotiationBoolean2.0.0 to 4.2.3
q931.rate_adaption_headerRate adaption headerBoolean2.0.0 to 4.2.3
q931.reassembled.lengthReassembled Q.931 lengthUnsigned integer (32 bits)1.4.0 to 4.2.3
q931.reassembled_inReassembled Q.931 in frameFrame number1.0.0 to 4.2.3
q931.redirecting_number.digitsRedirecting party number digitsCharacter string1.0.0 to 4.2.3
q931.repeat_indicatorRepeat indicatorUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.requested_end_to_end_transit_delayRequested end-to-end transit delayUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.restart_indicatorRestart indicatorUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.reverse_charging_indReverse charging indicationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.screening_indScreening indicatorUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.segmentQ.931 SegmentFrame number1.0.0 to 4.2.3
q931.segment.countSegment countUnsigned integer (32 bits)1.6.0 to 4.2.3
q931.segment.errorDefragmentation errorFrame number1.0.0 to 4.2.3
q931.segment.firstFirst segmentUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.segment.multipletailsMultiple tail fragments foundBoolean1.0.0 to 4.2.3
q931.segment.not_firstNot first segmentUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.segment.overlapSegment overlapBoolean1.0.0 to 4.2.3
q931.segment.overlap.conflictConflicting data in fragment overlapBoolean1.0.0 to 4.2.3
q931.segment.toolongfragmentSegment too longBoolean1.0.0 to 4.2.3
q931.segment_typeSegmented message typeUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.segmentsQ.931 SegmentsLabel1.0.0 to 4.2.3
q931.send_data_flow_controlSend data with flow control mechanismBoolean2.0.0 to 4.2.3
q931.send_data_net_independent_clockSend data with network independent clockBoolean2.0.0 to 4.2.3
q931.sending_completeSending completeLabel2.0.0 to 4.2.3
q931.signalSignalUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.transfer_modeTransfer modeUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.transit_delayTransit delayUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.uil1User information layer 1 protocolUnsigned integer (8 bits)1.0.0 to 4.2.3
q931.uil2User information layer 2 protocolUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.uil2_infoUser-specified layer 2 protocol informationUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.uil3User information layer 3 protocolUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.uil3_additionalAdditional layer 3 protocol informationUnsigned integer (16 bits)2.0.0 to 4.2.3
q931.user.bytesUser informationByte sequence2.0.0 to 4.2.3
q931.user.lenUser informationUnsigned integer (32 bits)2.0.0 to 4.2.3
q931.user.protocol_discriminatorProtocol discriminatorUnsigned integer (8 bits)2.0.0 to 4.2.3
q931.user.stringUser informationCharacter string2.0.0 to 4.2.3