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1Abis接口信令令2主叫流程程（一）MSBSCChannel activation ackChannel activationChannel requiredCM service acceptCall proceedingSABM(cm_serv_req)Immediate assign commandestablish indicationBTSChannel requestUA(cm_serv_req)Immediate assignment SetupData request(CM service

2、accept)Data Ind(Setup)Data request(Call proceeding)3主叫流程程（二）MSBSCBTSChannel activation ackAssignment commandestablish indicationAssignment CompleteDeactivate SACCHRelease request(local end rel)Release confirmRF Channle releaseRF Channel release ackAlertingConnectConnect acknowledgeSABMUAChannel acti

3、vationData req.(Assignment command)Data Ind.(Assignment Complete)Data req.(Alerting)Data req.(Connect)Data Ind.(Connect acknowledge)4主叫流程程（三）MSBSCBTSChannel ReleaseRelease CompleteReleaseRF Channle releaseDISCDeactivate SACCHRF Channel release ackRelease IndicationUADisconnectData Ind.(Disconnect)Da

4、ta Req.(Release)Data Ind.(Release Complete)Data Req.(Channel Release)5主叫流程程（四）MSBSCBTSChannel ReleaseRelease CompleteReleaseRF Channle releaseDISCDeactivate SACCHRF Channel release ackRelease IndicationUADisconnectData Ind.(Disconnect)Data Req.(Release)Data Ind.(Release Complete)Data Req.(Channel Re

5、lease)6被叫流程程（一）MSBSCBTSChannel activation ackChannel activationChannel requiredCall confirmSABM(pag_resp)Immediate assign commandestablish indicationChannel requestUA(pag_resp)Immediate assignment SetupCM service acceptPaging CommandPaging RequestData req.(CM service accept)Data req.(Setup)Data ind.

6、(Call confirm)7被叫流程程（二）MSBSCBTSChannel activation ackAssignment commandestablish indicationAssignment CompleteDeactivate SACCHRelease requestRelease confirmRF Channle releaseRF Channel release ackAlertingConnectConnect acknowledgeSABMUAChannel activationData req.(Assignment command)Data ind.(Assignm

7、ent Complete)Data ind.(Alerting)Data ind.(Connect)Data req.(Connect acknowledge)8小区间切切换MSBSCBTS1BTS2Channel activationChannel activation ackMeasurement resultHandover commandMeasurement reportHandover accessHandover completeSABMUAData ind.(HO complete)Physical informationestablish indicationHandover

8、 detectionRelease Request(local)Release ConfirmationRF Channel Release ACKRF Channel ReleaseData req.(HO command)9A接 口信信令令10A接口信令令11A接口信令令MSBSSMSCASSIGNMENT REQUESTASSIGNMENT COMMANDASSIGNMENT COMPLETEASSIGNMENT COMPLETEASSIGNMENT REQUESTChannel TypePriorityCircuit Identity Code(MSC Allocate)Downlin

9、kDTXFlagInterferenceBandToBeUsedClassmarkInformation2ASSIGNMENT COMPLETERRCauseCircuit Identity CodeCell IdentifierChosenChannelCircuit PoolSpeechVersion(Chosen)Channel TypeSpeech/dataindicator:Speech/Data/SignalingChannel rateand type:Fullrate(Halfrate)/SDCCHPermittedspeech versionindication:FRV1/F

10、RV2(EFR)PriorityPreemption CapabilityIndicatorPriorityLevel:114QueueingAllowed Indicator:Allowed/notAllowedPreemption VulnerabilityIndicatorCircuit Identity Codea-k:PCM No.,max2048xxxxx:timeslotNo.InterferenceBandToBeUsedbitmapformat forband1band5RRCauseNormalCircuit PoolNo1:FRV1;FRData 12/6/3.6kbit

11、/sNo4:FRV2;FRData12/6/3.6kbit/sN05:FRV1;FRV2;FRData 12/6/3.6kbit/sClassmarkInformation2Phase1/Phase2 MSControlled Early ClassmarkSendingRFPowerCapabilityPseudoSynchronization CapabilitySupplementary ServiceScreening IndicationMTSMSpt. To pt.CapabilityFrequencyCapability(GSM900Extended?)A5/1;A5.2;A5/

12、3Classmark3T1012A接口信令令MSBSSMSCASSIGNMENT REQUESTASSIGNMENT COMMANDASSIGNMENT FAILUREASSIGNMENT FAILUREASSIGNMENT FAILURECauseRRCauseCircuit PoolCircuit PoolListCauseRequestedterrestrialresourceunavailableRequestedtranscoding/rateadaptionavailableRequestedspeech versionunavailableCircuit poolmismatch

13、Switchcircuitpool/Terrestrial circuitalreadyallocatedEquipmentfailure/Noradioresourceavailable/O&M interventionRadiointerfacemessagefailureRadiointerfacefailure,reversiontoold channelT10ASSIGNMENT FAILUREASSIGNMENT FAILURE13A接口信令令MSBSSMSCClearRequestCauseCauseRadiointerfacemessagefailureO&Mintervent

14、ionProtocolerrorbetween BSSandMSCPreemptionCLEAR COMMANDCLEAR REQUESTCLEAR COMPLETEClearCommandCauseCauseCall controlO&MinterventionEquipmentfailureHandoversuccessfulProtocolerrorbetween BSSandMSC14A接口信令令HandoverRequiredCauseResponseRequestCell IdentifierList(Preferred)Circuit PoolListCurrent Channe

15、lSpeechVersion(Used)QueueingIndicatorCauseUplinkQualityUplinkStrengthDownlinkQualityDownlink StrengthDistanceBetter CellTrafficResponsetoMSCInvocationDirectedRetrySwitchCircuitPoolPreemptionO&MInterventionResponseRequestRequest HANDOVER REQUIRED REJECTifresultinnohandoverCell IdentifierListMaxn,whic

16、hissetbyO&M,from1to16,listisgiveninorderofpreferenceCauseO&MinterventionEquipmentfailureRequestedterrestrialresourceunavailableInvalid messagecontentsRequestedtranscoding/rateadaptation unavaliableCauseRequestedterrestrialresourceunavailableCipheringalgorithm notsupportedRequestedtranscoding/rateada

17、ptation unavaliableRequestedSpeech versionunavailableCircuit poolmismatchSwitchcircuit poolO&MinterventionEquipmentfailureNoradioresourceavailableInvalidcellRadiointerfacefailure,reversiontoold channelTerrestrialresourcealready allocatedHandoverRequestChannel TypeEncryptionInformationClassmarkInform

18、ation1or2CellIdentifier(Serving)PriorityCircuitIdentityCodeDownlinkDTXFlagCell Identifier(Target)InterferenceBandToBeUsedCauseClassmarkInformation3Current ChannelSpeechversion(Used)Config.EvolutionIndChosenEncryptionAlgorithm(Serving)Configuration EnvolutionIndicationSMI:SubsequentModificationIndica

19、tion,whether modificationisallowed or notClassmarkInformation1Phase1/Phase2 MSControlled Early ClassmarkSendingRFPowerCapabilityA5/1ClassmarkInformation3Multi-bandssupported,E-GSM/DCS1800/R-GSMRFPowerCapability foreach bandA5/4,A5/5,A5/6,A5/7UCS2HandoverFailureCauseRRCauseCircuit PoolCircuit PoolLis

20、tHandoverRequiredRejectCauseHandoverRequest ACKLayer3InformationChosenChannelChosenEncryptionAlgorithmCircuit PoolCircuit Identity CodeHandoverCommandLayer3InformationCell IdentifierMSBSSMSCHANDOVER REQUIREDHANDOVER REQUIED(1)T7HANDOVER COMMANDHANDOVER REQUIRED REJECTHANDOVER REQUESTBSSHANDOVER FAIL

21、UREHANDOVER REQUEST ACKT8HANDOVER COMMANDHANDOVER ACCESSHANDOVER DETECTHANDOVER COMPLETEHANDOVER COMPLETECLEAR COMMANDCLEAR COMPLETECLEAR REQUESTHANDOVER FAILURECLEAR COMMANDCLEAR COMPLETEHANDOVER FAILUREHandoverDetectNoinformationelement exceptformessagetypeHandoverCompleteRRCause15A接口信令令HandoverPe

22、rformedCauseCell IdentifierChosenChannelChosenEncryptionAlgorithmSpeechVersion(Chosen)MSBSSMSCT8HANDOVER COMMANDCLEAR COMMANDCLEAR COMPLETECLEAR REQUESTHANDOVER FAILUREHANDOVER ACCESSHANDOVER COMPLETEHANDOVER PERFORMEDCauseUplinkQualityUplinkStrengthDownlinkQualityDownlink StrengthDistanceBetter Cel

23、lTrafficDirectedRetrySwitchCircuitPoolPreemptionO&MIntervention16A接口信令令HandoverPerformedCauseCell IdentifierChosenChannelChosenEncryptionAlgorithmSpeechVersion(Chosen)MSBSSMSCT10ASSIGNMENT COMMANDCLEAR COMMANDCLEAR COMPLETECLEAR REQUESTASSIGNMENT FAILUREASSIGNMENT COMPLETEHANDOVER PERFORMEDCauseUpli

24、nkQualityUplinkStrengthDownlinkQualityDownlink StrengthSwitchCircuitPoolO&MIntervention17A接口信令令MSBSSMSCPagingIMSITMSICell IdentifierListChannel NeededCell IdentifierListCell Identification discrimination:1.CGI2.LAC+CI3.CI4.No Cell5.LAI6.LAC7.AllCellsontheBSSPAGINGPAGING REQUEST TYPE 1/2/3Channel Nee

25、dedAnychannel(default)SDCCHTCH/FTCH/HorTCH/F18A接口信令令MSBSSMSCCM SERVICE REQUESTPAGING RESPONSECOMPLETE LAYER 3 INFORMATIONCompleteLayer3 InformationCell IdentifierLayer3 InformationChosenChannelCM REESTABLISHMENT REQUESTLOCATION UPDATING REQUESTIMSI DETACHExtract classmark information19A接口信令令MSBSSMSC

26、ClassmarkupdateClassmarkInformation2ClassmarkInformation3CLASSMARK REQUESTCLASSMARK ENQUIRYCLASSMARK CHANGECLASSMARK UPDATE(option suppress or delay)CLASSMARK UPDATE(handover)20A接口信令令MSBSSMSCCipherModeCommandEncryption InformationCipherResponseModeCIPHER MODE COMMANDCIPHERING MODE COMMANDCIPHERING M

27、ODE COMPLETECIPHER MODE COMPLETECIPHER MODE REJECTEncryption InformationPermittedalgorithm:A5/1,A5/2,A5/3,A5/4,A5/5,A5/6, A5/7KeyCipherresponseModeIMSI must(not)beincludedbyMSCipherModeRejectCauseCauseCipheringalgorithm notsupportedInvalid messagecontentsCipherModeCompleteLayer3 messagecontentsChose

28、nEncryptionAlgorithm21A接口信令令BSSMSCASSIGNMENT REQUESTASSIGNMENT FAILUREQUEUING INDICATIONQueuing Indicationonly MessagetypeASSIGNMENT COMPLETECLEAR REQUEST(?)T11BSSMSCHANDOVER REQUESTHANDOVER FAILUREQUEUING INDICATIONHANDOVER REQUEST ACKHANDOVER FAILURETqho22A接口信令令MSBSSMSCBLOCK/UNBLOCKBLOCKCircuit Id

29、entity CodeCauseConnection ReleaseRequestedCauseNoradioresourceavailableO&MinterventionEquipmentfailureT1BLOCK/UNBLOCK ACKBLOCK/UNBLOCK ACKBLOCK/UNBLOCKT1Notify to O&MBLOCK/UNBLOCK ACKNOWLEDGECircuit Identity CodeUNBLOCKCircuit Identity Code23A接口信令令MSBSSMSCCIRCUIT GROUP BLOCK/UNBLOCKCIRCUIT GROUP BL

30、OCKCauseCircuit Identity CodeCircuit Identity CodeListCauseNoradioresourceavailableO&MinterventionEquipmentfailureT20CIRCUIT GROUP BLOCK/UNBLOCK ACKCIRCUIT GROUP BLOCK/UNBLOCK ACKCIRCUIT GROUP BLOCK/UNBLOCKT20Notify to O&MCIRCUIT GROUP BLOCK/UNBLOCKACKNOWLEDGECircuit Identity CodeCircuit Identity Co

31、deListCIRCUIT GROUP UNBLOCKCircuit Identity CodeCircuit Identity CodeListCircuit Identity CodeListRange,Max255,fromCIC to CIC+255Status,noindication/block24A接口信令令MSBSSMSCBLOCK/UNBLOCKBLOCKCircuit Identity CodeCauseConnection ReleaseRequestedCauseNoradioresourceavailableO&MinterventionEquipmentfailur

32、eT21BLOCK/UNBLOCK ACKBLOCK/UNBLOCK ACKBLOCK/UNBLOCKT21Notify to O&MBLOCK/UNBLOCK ACKNOWLEDGECircuit Identity CodeUNBLOCKCircuit Identity Code25A接口信令令MSBSSMSCCIRCUIT GROUP BLOCK/UNBLOCKCIRCUIT GROUP BLOCKCauseCircuit Identity CodeCircuit Identity CodeListCauseNoradioresourceavailableO&MinterventionEq

33、uipmentfailureT22CIRCUIT GROUP BLOCK/UNBLOCK ACKCIRCUIT GROUP BLOCK/UNBLOCK ACKCIRCUIT GROUP BLOCK/UNBLOCKT22Notify to O&MCIRCUIT GROUP BLOCK/UNBLOCKACKNOWLEDGECircuit Identity CodeCircuit Identity CodeListCIRCUIT GROUP UNBLOCKCircuit Identity CodeCircuit Identity CodeListCircuit Identity CodeListRa

34、nge,Max255,fromCIC to CIC+255Status,noindication/block26A接口信令令MSBSSMSCRESOURCE REQUESTPeriodicity100ms25500msRESOURCE INDICATION(1/2/3/4)RESOURCE INDICATION(3)RESOURCE INDICATION(1) condition metPeriodResourceRequestPeriodicityResourceIndication MethodCell IdentifierExtendedResourceIndicationResourc

35、eIndication Method1:Spontaneous resource information expected2:Onesingleresourceinfoprmation expected3:Periodic resource information expected4:NoresourceinformationexpectedExtendedResourceIndicationSM:Subsequent Mode(onlyvalidforRIM=2)0-Method41-ifRIMofbefore is 1or3,nochanged;otherwise, 4TARR:Total

36、 AccessibleResourceRequestedResourceAvaliableBand1Band5,number of idleFR/HRResourceIndicationResourceIndication MethodResourceAvaliableCell IdentifierTotalResourceAccessible27A接口信令令MSBSSMSCRESETResetCauseCauseO&MinterventionEquipmentfailureT13RESET ACKRESET (n)RESET (1)T16T1628A接口信令令MSBSSMSCRESETRes

37、etCauseCauseO&MinterventionEquipmentfailureT2RESET ACKRESET (n)RESET (1)T4T429A接口信令令MSBSSMSCRESET CIRCUITResetCircuitCircuit Identity CodeCauseCauseO&MinterventionEquipmentfailureRESET CIRCUIT ACKRESET CIRCUIT(n)RESET CIRCUIT(1)T19T19UNEQUIPPED CIRCUITResetCircuit ACK/Unequipped CircuitCircuit Ident

38、ity Code30A接口信令令MSBSSMSCRESET CIRCUITResetCircuitCircuit Identity CodeCauseCauseO&MinterventionEquipmentfailureRESET CIRCUIT ACKRESET CIRCUIT(n)RESET CIRCUIT(1)T12T12UNEQUIPPED CIRCUITResetCircuit ACK/Unequipped CircuitCircuit Identity Code31A接口信令令MSBSSMSCHANDOVER CANDIDATE ENQUIREHandoverCandidateE

39、nquireNumberofMSsCell IdentifierListCell IdentifierHANDOVER REQUIRED(1)HANDOVER REQUIRED(n)HandoverCandidateResponseNumberofMSsCell IdentifierHANDOVER CANDIDATE RESPONSE32A接口信令令BSSMSCOverloadCauseOVERLOADCauseProcessoroverloadO&MinterventionOVERLOAD(ignored)T18T17OVERLOADDecreaserandomaccess traffic

40、by1stepDecreaserandomaccess trafficby1stepIncreaserandomaccess trafficby1step33A接口信令令BSSMSCOverloadCauseCell IdentifierOVERLOADCauseProcessoroverloadO&MinterventionCCCH overloadOVERLOAD(ignored)T6T5OVERLOADDecreaseMSCoriginatedtraffic by 1stepDecreaseMSCoriginatedtraffic by 1stepIncreaseMSCoriginate

41、dtraffic by 1step34A接口信令令MSBSSMSCDTAP MESSAGE(SAPI in DLCI0)SAPI “n”RejectDLCICauseSAPI “n” REJECTCauseO&MinterventionProcessoroverloadBSSnot equippedMSnotequipped35A接口信令令MSBSSMSCCONFUSIONConfusionCauseDiagnosticsCONFUSIONCauseInvalid messagecontentsInformationelement or field missingIncorrectvalueU

42、nknown messagetypeUnknown information elementProtocolerrorbetween BSSandMSCInvalid cellUNEQUIPPED CIRCUITUNEQUIPPED CIRCUITUnequipped CircuitCircuit Identity CodeCircuit Identity CodeList36A接口信令令BSSMSCBSSLOAD INDICATIONCauseO&MinterventionEquipmentfailureNoradioresourceavailableProcessoroverloadTraf

43、fic loadLoad IndicationTime IndicationCell IdentifierCell IdentifierList(Target)ResourceSituation(ifwithout,the indicatedcell is notable to performincominghandoverrequest)CauseLOAD INDICATIONTime Indication0:No value valid255:infiniteothers:10s2540sResourceSituationnumberofSDCCHchannelineach interfe

44、rencebandnumberofTCH/Fchannelineach interferenceband37A接口信令令38MAP接 口信信令令39MAP所所应用的的接口VLR-HLR用用户信信息、位位置信息息MSC-HLR查查询路路由VLR-VLR用用户户信息MSC-MSC切切换、短消息息MSC-EIR设设备鉴权权40MAPGSM网移动系系统实体体归属位置置寄存器器(HLR)拜访位置置寄存器器(VLR)移动业务务交换中中心(MSC)设备识别别积存器器(EIR)关口局MSC(GMSC)41动态数据据库VLRVLR(VisitorLocationRegister)：拜访访位置寄寄存器。实际上上是

45、一个个数据库库，储存存用户信信息，主主要包括括：MSRN (MobileStationRoaming Number):移移动台漫漫游号码码TMSI (TemporaryMobile SubscriberIdentification) :临时移动动用户身身份移动台登登记的位位置区（LAC）与补充业业务有关关的数据据可分配一一个MSRN，还可以以分配一一个TMSI用用于用户户的身份份保密。42静态数据据库HLRHLR(HomeLocationRegister)：归属属位置寄寄存器。实际上上是一个个数据库库，主要要储存二二类数据据：用户数据据，主要要包括：用户的身身份IMSI(Internation

46、alMobile SubscriberIdentification)用户ISDN号号码VLR地地址用户的位位置信息息43MAP的的应用GSMNO.7信令网的的等级结结构HSTPHSTPHSTPLSTPLSTPSPSPSP44信令网和和话路网网的对应应关系TMSC1HSTPH&LSTPTMSC1TMSC2MSCLSTPTMSC2MSC话路信信令链链45信令网的的寻址方方式MAP是专为GSM要要求而设设计的，是TCAP的的一个客客户，位位于TCAP之之上。MAP协协议支持持一个物物理实体体同时和和几个物物理实体体的通信信，主要要功能是是支持移移动用户户的位置置登记、位置删删除、用用户业务务管理、参

47、数管管理、漫漫游、越越区切换换、鉴权权、保密密数据传传输等。CIC表表示该消消息属于于哪条话话音电路路（它的的长度是是12比比特，因因此一条条数字信信令链路路理论上上可载送送212=4096条话话路的信信令消息息）。在GSM信令网网SP、STP间传送MAP信信令消息息必须有有SCCP的支支持，SCCP的地地址是由由GT、DPC、SSN组成成。46MAP支支持的程程序位位置登记记/删除除切切换复复原操操作维护护补补充业务务短短消息处处理呼呼叫处理理IMEI的管理理47位置登记记/删除除VLRHLRPVLRSend AuthenSend AuthenAckUpdate-locationCancel

48、-locationCancel-locationAckInsertSub.DataInsertSub.DateAckUpdate-locationAck48故障后复复原程序序VLR复复原VLRHLRProvide RoamingNumberProvide RoamingNumber Ack.Send AuthenticationSend Authentication Ack.Restore Data49故障后复复原程序序VLR复复原InsertSub.DataInsertSub.Data AckRestore DataAck.50故障后复复原程序序HLR复复原HLRVLRResetUpdate

49、LocationActiveTraceModeActiveTraceModeAck.InsertSub.DataInsertSub.DataAckUpdateLocationAck51呼叫建立立期间获获得路由由数据GMSCHLRVLRSend RoutingInformationSRIAck.Provide RoamingNumberPRNAck.52移动发起起短消息息业务传传送MSC/VLRHLRSCForward SMForward SM AckSend RoutingInfoSend RoutingInforfor SM Ack.53短消息提提醒程序序MSC/VLRHLRSCReadyf

50、orSMReadyforSMAck.AlertSMCAlertSMCAck.54位置更新新过程VLRHLRVLRBSSVMSCUmABnewoldLocupdatecancellationIdinquiringLocationUpdate的起因：1）SIM卡第一次次使用2）位置区发发生变化化3）周期期位置更更新4）IMSI attach/detachDDG55位置更新新流程(1)在同一VLR/MSC中的位置置更新MSVMSCVLRBSSLocupdreqCmplL3InfoUpdlocareaAuthenticateAuthenticationreqAuthenticationrespAuth

51、enticateackFwdnew TMSIackCiphermodecmdCipheringmodecmdUpdlocareaackCipheringmodecompCiphermodecompLocupdaccTMSI reallocationcmpFwdnew TMSISetciphering modeUpdatelocationareaTargetlocationareaIdServing cellIdLocationupdatetypeIMSITMSIPreviouslocationarea IdUpdatelocationareaACKUser errorProvidererror

52、User errorunknown subscriberunknown location arearoaming notallowedillegal subscriberillegal equipmentsystemfailure;AuthenticateRANDCKSNAuthenticateACKSRESSetCiphering Modecipheringmode:no,A5/17KcForward NewTMSITMSIForward NewTMSI ACKProvidererror56位置更新新流程(2)在新的VLR中的位置置更新，原VLR可及MSVMSCVLRnBSSLocupdre

53、qUpdLocareaAuth.Auth.reqAuth.respAuth.ackSetciph. modeCiph. ModecmdCiph. modecmdFWDnew TMSICiph. modecmpCiph. modecmpLocupdaccFwdnew TMSIackTMSI reallocationcmpHLRUpdlocUpdlocackVLRoSend IdSend IdackCancellocation.CancellocationackUpdLocareaackSend IdentificationTMSISend Identification ackIMSIAuthen

54、ticationsetUser error:unidentifiedsubscriberProvidererrorUpdatelocationIMSIMSCaddressVLRnumberLMSIUpdatelocationackHLRnumberUser errorProvidererrorUser errorunknown subscriberroaming notallowedsystemfailure;unexpected datavalueCancellocationIMSILMSICancellocationackUser error:unexpected datavaluePro

55、vidererrorInsertsubsdataInsertsubsdataackInsertsubscriberdataIMSIMSISDNCategorySubscriber statusBearerservicelistTeleservicelistFwdinfolistCall barinfo listCUG infolistSS-data listOperatordeterminedbarring generaldataOperatordetermined barringHPLMNdataRoaming restriction duetounsupportedfeatureRegio

56、nalsubscriptiondataVLRCAMELsubscription infoInsertsubscriberdata ackBearerservicelistTeleservice listOperatordetermined barringgeneraldataSScode listRegionalsubscription responseSupportedCAMELphasesUser error:unidentifiedsubscriber,datamissing,unexpected datavalueProvidererrorCmplL3Info57位置更新新流程(3)在

57、新的VLR中的位置置更新，原VLR不可及MSVMSCVLRnBSSLocupdreqUpdLocareaAuth.Auth.reqAuth.respAuth.ackSetciph. modeCiph. ModecmdCiph. modecmdFWDnew TMSICiph. modecmpCiph. modecmpLocupdaccFwdnew TMSIackTMSI reallocationcmpHLRUpdlocUpdlocackVLRoCancellocation.CancellocationackUpdLocareaackProvide IMSIackIMSIuser error:ab

58、sentsubscriberProvidererrorProvide IMSIIDreqIDrespProvide IMSIackSend Auth. infoSend AuthinfoackInsertsubsdataInsertsubsdataackCmplL3Info58位置更新新流程(4)在新的VLR中的位置置更新，原VLR可及，但但信息丢丢失MSVMSCVLRnBSSLocupdreqUpdLocareaSetciph. modeCiph. ModecmdCiph. modecmdFWDnew TMSICiph. modecmpCiph. modecmpLocupdaccFwdnew

59、 TMSIackTMSI reallocationcmpHLRUpdlocUpdlocackVLRoCancellocation.CancellocationackUpdLocareaackProvide IMSIIDreqIDrespProvide IMSIackSend IdSend IdackAuth.Auth.reqAuth.respAuth.ackSend Auth. infoSend AuthinfoackInsertsubsdataInsertsubsdataackCmplL3Info59位置更新新流程(5)在新的VLR中的位置置更新，原VLR可及，但但信息丢丢失MSVMSCVL

60、RnBSSLocupdreqLocupdreqLocareaupdAuth.Auth.Auth.Auth.respAuth.respAuth.ackSetciph. modeStartcipheringCiph. modecmdLocupdaccCiph. modecmpCiph. modecmpLocupdaccTMSIackTMSI reallocationcmpHLRLocupdreqLocupdackVLRoCancellation.CancellationackIdreq.Idreq.Idreq.IdrespIdrespIdrespunknownIdreq.60IMSI Detach