GSM信令流程图汇总

MSCPSTNHLRGMSCMAP_SEND_ROUTING_INFORMATIONIAI(TUP)MSTerminatedCallProcedureVLRMAP_PROVIDE_ROAMING_NUMBERDCBMAP_PROVIDE_ROAMING_NUMBERACKMAP_SEND_ROUTING_INFORMATIONACKIAI(TUP)MAP_PAGEMAP_SEND_INFO_I/C_CALLMSMSCBTSBSCPaging(UDT)(IMSI/TMSI,LAIorCGI)PagingCommand(IMSI/TMSI,paggroup,ch)PagingRequest(L2-UI)(IMSI/TMSI)RR(PCH)RR(RACH)ChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignmentRR(AGCH)(L2-UI)AinterfaceAbisinterfaceUminterfaceBSSMAPContinue1PagingRESP(L2-SABM)ESTIND(PagingResp)PagingRespCR(COMPL-L3-INFO)L2-UA(CKSN,MSID,CGI,CLrk2)CCRR(SDCCH)RR(SDCCH)BSSMAPPagingMSTerminatedCallProcedureImmediateAssignCommandT3113+T3113-T3120+T3120-T3101+T3101-MM(SDCCH)MM(SDCCH)RR(SDCCH)DTAP-MMRR(SDCCH)DTAP-MMBSSMAPMSBTSDATAREQAUTHAUTHREQUESTENCRCMDCIPHERMODCMDAbisinterfaceUminterfaceAUTHRESPONSEDATAINDAUTHCIPHERMODCOMMSCBSCAUTHREQUEST(DT1)(CKSN,RAND)AUTHRESPONSE(DT1)AinterfaceCIPHERMODCMD(DT1)(algonb,key)(SRES)DATAINDCIPHMODCOMCIPHERMODCOM(DT1)BSSMAPContinue2DATAREQTMSIREALCMDTMSIREALCOMDATAIND(newTMSI,LAI)TMSIREALCMDTMSIREALCOMTMSIREALCOM(DT1)TMSIREALCMD(DT1)DTAP-MMDTAP-MMMM(SDCCH)MM(SDCCH)MSTerminatedCallProcedureVLRMAP_AUTHENTICATEMAP_AUTHENTICATEACKMAP_SET_CIPHERING_MODEMAP_FORWARD_NEW_TMSIMAP_FORWARD_NEW_TMSIACKBinterfaceT3260+T3260-MAP_PROCESS_ACCESS_REQMAP_PROCESS_ACCESS_REQ_ACKCC(SDCCH)CC(SDCCH)DTAP-CCDTAP-CCContinue3MSBTSDATAREQSET-UPAbisinterfaceUminterfaceCALLCONFIRMEDDATAINDMSCBSCSET-UP(DT1)CALLCONF(DT1)AinterfaceSETUPCALLCONFT303+MSTerminatedCallProcedureT303-T310+VLRBinterfaceMAP_COMPLETE_CALLMSMSCBTSBSCASSIGNREQ(DT1)(Chtype,CIC,L3hd)PHYSCTXREQQUEUING(DT1)ChannelACTIVDATAREQChannelActivationACKRELEASEREQASSIGNCOMRR(FACCH)AinterfaceAbisinterfaceUminterfaceBSSMAPContinue4PHYSCTXCONFBSSMAP(TCH)ASSIGNCMDASSIGNCMDRR(SDCCH)(localend)(L2-SABM)ESTIND(L2-UA)RR(FACCH)RR(FACCH)DATAINDASSIGNCOMASSIGNCOM(DT1)RFCHANREL(SDCCH)BSSMAPRFCHANRELACK(BS/MSPOW,TA)Radio-resourceassignmentMSTerminatedCallProcedureCCTNT2+TNT2-T9103+T9103-CC(FACCH)CC(FACCH)DTAP-CCDTAP-CCMSALERTINGUminterfaceCONNECTMSCCONNECT(DT1)Continue5CONNECTACK(DT1)DTAP-CCBTSDATAINDAbisinterfaceDATAINDALERTCONNECTBSCALERTING(DT1)AinterfaceDATAREQCONNECTACKCONNECTACKCC(FACCH)GMSCPSTNACM(TUP)ACM(TUP)ANC(TUP)ANC(TUP)MSTerminatedCallProcedureEinterfaceT310-T301+T301-T313-T313+MS(L2-UA)RR(FACCH)UmDTAP-CCContinue6DTAP-CCRELEASECC(FACCH)CHANREL(L2-DISC)RR(FACCH)RR(FACCH)BSSMAPRadio-resourcereleaseDISCONNECTCC(FACCH)RELEASECOMCC(FACCH)DTAP-CCBSSMAPBTSDATAINDRELASECOMRFCHANRELACKDEACTSACCHMSCBSCDISCONNECT(DT1)RELEASE(DT1)DATAREQDATAINDRELEASECOM(DT1)CLEARCMD(DT1)AAbisRELDATAREQCLEARCOM(DT1)RFCHANRELDISCCHANRELRELINDRLSDRLC(MobileReleaseFirst)GMSCPSTNCBK(TUP)CBK(TUP)CLF(TUP)CLF(TUP)RLG(TUP)RLG(TUP)MSTerminatedCallProcedureEDEACTSACCHACKT308+T308-TNT3+TNT3-T3109+T3109-T3111+T3111-MSMSCRELEASECOM(DT1)(L2-UA)RR(FACCH)UmDTAP-CCContinue7DTAP-CCRELEASECC(FACCH)CHANREL(L2-DISC)RR(FACCH)RR(FACCH)CLEARCOM(DT1)BSSMAPDISCONNECTCC(FACCH)RELEASECOMCC(FACCH)DTAP-CCBSSMAPBTSDATAREQDATAINDDATAREQAbisRELRELASECOMDATAREQRFCHANRELRFCHANRELACKRadio-resourcereleaseDISCCHANRELDEACTSACCHRELINDBSCDISCONNECT(DT1)RELEASE(DT1)CLEARCMD(DT1)ARLSDRLC(MobileReleaselast)GMSCPSTNCLF(TUP)CLF(TUP)RLG(TUP)RLG(TUP)MSTerminatedCallProcedureDEACTSACCHACKT305+T305-TNT3+TNT3-T3109-T3111+T3111-T3109+EMSMSCBTSBSCRR(RACH)ChannelRequestChannelRequiredChannelActivationChannelActivationACKImmediateAssignmentRR(AGCH)(L2-UI)AinterfaceAbisinterfaceUminterfaceMobile-OriginatingCallProcedureCMSERVREQ(L2-SABM)ESTINDCMSERVREQCMSERVREQCR(COMPL-L3-INFO)L2-UA(CKSN,MSID,SERtype,CLmk)CCRR(SDCCH)RR(SDCCH)BSSMAPImmediateAssignCommand(SDCCHID)T3120+T3120-T3101+T3101-T303+VLRMAP_PROCESS_ACCESS_REQBinterfaceMobile-OriginatingCallProcedureMM(SDCCH)MM(SDCCH)RR(SDCCH)DTAP-MMRR(SDCCH)DTAP-MMBSSMAPMSBTSDATAREQAUTHAUTHREQUESTENCRCMDCIPHERMODCMDAbisinterfaceUminterfaceAUTHRESPONSEDATAINDAUTHCIPHERMODCOMMSCBSCAUTHREQUEST(DT1)(CKSN,RAND)AUTHRESPONSE(DT1)AinterfaceCIPHERMODCMD(DT1)(algonb,key)(SRES)DATAINDCIPHMODCOMCIPHERMODCOM(DT1)BSSMAPContinue1DATAREQTMSIREALCMDTMSIREALCOMDATAIND(newTMSI,LAI)TMSIREALCMDTMSIREALCOMTMSIREALCOM(DT1)TMSIREALCMD(DT1)DTAP-MMDTAP-MMMM(SDCCH)MM(SDCCH)VLRMAP_AUTHENTICATEMAP_AUTHENTICATEACKMAP_SET_CIPHERING_MODEMAP_FORWARD_NEW_TMSIMAP_FORWARD_NEW_TMSIACKBinterfaceT3260+T3260-MAP_PROCESS_ACCESS_REQ_ACKCC(SDCCH)CC(SDCCH)DTAP-CCDTAP-CCContinue2MSBTSDATAINDSET-UPAbisinterfaceUminterfaceCALLPROCEEDINGDATAREQMSCBSCSET-UP(DT1)CALLPROCEEDING(DT1)AinterfaceSETUPCALLPROCT303-T310+Mobile-OriginatingCallProcedureMAP_SEND_INFO_FOR_O/G_CALLVLRBinterfaceMAP_COMPLETE_CALLMSMSCBTSBSCASSIGNREQ(DT1)(Chtype,CIC,L3hd)PHYSCTXREQQUEUING(DT1)ChannelACTIVDATAREQChannelActivationACKRELEASEREQASSIGNCOMRR(FACCH)AinterfaceAbisinterfaceUminterfaceBSSMAPContinue3PHYSCTXCONFBSSMAP(TCH)ASSIGNCMDASSIGNCMDRR(SDCCH)(localend)(L2-SABM)ESTIND(L2-UA)RR(FACCH)RR(FACCH)DATAINDASSIGNCOMASSIGNCOM(DT1)RFCHANREL(SDCCH)BSSMAPRFCHANRELACK(BS/MSPOW,TA)Radio-resourceas