ABIS 有线接口信令及协议

1上海大唐移动通信设备有限公司2003.12GSM移动通信系统原理培训讲义有线接口信令协议2Abis接口信令3主叫流程（一）MSBSCChannelactivationackChannelactivationChannelrequiredCMserviceacceptCallproceedingSABM(cm_serv_req)ImmediateassigncommandestablishindicationBTSChannelrequestUA(cm_serv_req)ImmediateassignmentSetupDatarequest(CMserviceaccept)DataInd(Setup)Datarequest(Callproceeding)4主叫流程（二）MSBSCBTSChannelactivationackAssignmentcommandestablishindicationAssignmentCompleteDeactivateSACCHReleaserequest(localendrel)ReleaseconfirmRFChannlereleaseRFChannelreleaseackAlertingConnectConnectacknowledgeSABMUAChannelactivationDatareq.(Assignmentcommand)DataInd.(AssignmentComplete)Datareq.(Alerting)Datareq.(Connect)DataInd.(Connectacknowledge)5主叫流程（三）MSBSCBTSChannelReleaseReleaseCompleteReleaseRFChannlereleaseDISCDeactivateSACCHRFChannelreleaseackReleaseIndicationUADisconnectDataInd.(Disconnect)DataReq.(Release)DataInd.(ReleaseComplete)DataReq.(ChannelRelease)6主叫流程（四）MSBSCBTSChannelReleaseReleaseCompleteReleaseRFChannlereleaseDISCDeactivateSACCHRFChannelreleaseackReleaseIndicationUADisconnectDataInd.(Disconnect)DataReq.(Release)DataInd.(ReleaseComplete)DataReq.(ChannelRelease)7被叫流程（一）MSBSCBTSChannelactivationackChannelactivationChannelrequiredCallconfirmSABM(pag_resp)ImmediateassigncommandestablishindicationChannelrequestUA(pag_resp)ImmediateassignmentSetupCMserviceacceptPagingCommandPagingRequestDatareq.(CMserviceaccept)Datareq.(Setup)Dataind.(Callconfirm)8被叫流程（二）MSBSCBTSChannelactivationackAssignmentcommandestablishindicationAssignmentCompleteDeactivateSACCHReleaserequestReleaseconfirmRFChannlereleaseRFChannelreleaseackAlertingConnectConnectacknowledgeSABMUAChannelactivationDatareq.(Assignmentcommand)Dataind.(AssignmentComplete)Dataind.(Alerting)Dataind.(Connect)Datareq.(Connectacknowledge)9小区间切换MSBSCBTS1BTS2ChannelactivationChannelactivationackMeasurementresultHandovercommandMeasurementreportHandoveraccessHandovercompleteSABMUADataind.(HOcomplete)PhysicalinformationestablishindicationHandoverdetectionReleaseRequest(local)ReleaseConfirmationRFChannelReleaseACKRFChannelReleaseDatareq.(HOcommand)10A接口信令11A接口信令12A接口信令MSBSSMSCASSIGNMENTREQUESTASSIGNMENTCOMMANDASSIGNMENTCOMPLETEASSIGNMENTCOMPLETEASSIGNMENTREQUESTChannelTypePriorityCircuitIdentityCode(MSCAllocate)DownlinkDTXFlagInterferenceBandToBeUsedClassmarkInformation2ASSIGNMENTCOMPLETERRCauseCircuitIdentityCodeCellIdentifierChosenChannelCircuitPoolSpeechVersion(Chosen)ChannelTypeSpeech/dataindicator:Speech/Data/SignalingChannelrateandtype:Fullrate(Halfrate)/SDCCHPermittedspeechversionindication:FRV1/FRV2(EFR)PriorityPreemptionCapabilityIndicatorPriorityLevel:1~14QueueingAllowedIndicator:Allowed/notAllowedPreemptionVulnerabilityIndicatorCircuitIdentityCodea-k:PCMNo.,max2048xxxxx:timeslotNo.InterferenceBandToBeUsedbitmapformatforband1~band5RRCauseNormalCircuitPoolNo1:FRV1;FRData12/6/3.6kbit/sNo4:FRV2;FRData12/6/3.6kbit/sN05:FRV1;FRV2;FRData12/6/3.6kbit/sClassmarkInformation2Phase1/Phase2MSControlledEarlyClassmarkSendingRFPowerCapabilityPseudoSynchronizationCapabilitySupplementaryServiceScreeningIndicationMTSMSpt.Topt.CapabilityFrequencyCapability(GSM900Extended?)A5/1;A5.2;A5/3Classmark3T1013A接口信令MSBSSMSCASSIGNMENTREQUESTASSIGNMENTCOMMANDASSIGNMENTFAILUREASSIGNMENTFAILUREASSIGNMENTFAILURECauseRRCauseCircuitPoolCircuitPoolListCauseRequestedterrestrialresourceunavailableRequestedtranscoding/rateadaptionavailableRequestedspeechversionunavailableCircuitpoolmismatchSwitchcircuitpool/TerrestrialcircuitalreadyallocatedEquipmentfailure/Noradioresourceavailable/O&MinterventionRadiointerfacemessagefailureRadiointerfacefailure,reversiontooldchannelT10ASSIGNMENTFAILUREASSIGNMENTFAILURE14A接口信令MSBSSMSCClearRequestCauseCauseRadiointerfacemessagefailureO&MinterventionProtocolerrorbetweenBSSandMSCPreemptionCLEARCOMMANDCLEARREQUESTCLEARCOMPLETEClearCommandCauseCauseCallcontrolO&MinterventionEquipmentfailureHandoversuccessfulProtocolerrorbetweenBSSandMSC15A接口信令HandoverRequiredCauseResponseRequestCellIdentifierList(Preferred)CircuitPoolListCurrentChannelSpeechVersion(Used)QueueingIndicatorCauseUplinkQualityUplinkStrengthDownlinkQualityDownlinkStrengthDistanceBetterCellTrafficResponsetoMSCInvocationDirectedRetrySwitchCircuitPoolPreemptionO&MInterventionResponseRequestRequestHANDOVERREQUIREDREJECTifresultinnohandoverCellIdentifierListMaxn,whichissetbyO&M,from1to16,listisgiveninorderofpreferenceCauseO&MinterventionEquipmentfailureRequestedterrestrialresourceunavailableInvalidmessagecontentsRequestedtranscoding/rateadaptationunavaliableCauseRequestedterrestrialresourceunavailableCipheringalgorithmnotsupportedRequestedtranscoding/rateadaptationunavaliableRequestedSpeechversionunavailableCircuitpoolmismatchSwitchcircuitpoolO&MinterventionEquipmentfailureNoradioresourceavailableInvalidcellRadiointerfacefailure,reversiontooldchannelTerrestrialresourcealreadyallocatedHandoverRequestChannelTypeEncryptionInformationClassmarkInformation1or2CellIdentifier(Serving)PriorityCircuitIdentityCodeDownlinkDTXFlagCellIdentifier(Target)InterferenceBandToBeUsedCauseCl