TNSPC电路域呼叫流程不含智能业务.ppt

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1、电路域业务流程中兴通讯学院WCN团队TN_SP021_C1_1课程内容CS呼叫业务流程短消息业务流程补充业务流程移动呼叫业务流程移动呼叫业务流程基本的呼叫信令过程始呼终呼呼叫承载建立过程（网关呼叫信令流程和RAB指配）Iu侧承载建立过程Nb侧承载建立过程呼叫释放用户发起网络发起CS呼叫业务流程MSMSRNSVMSCVLRGMSCHLRVMSCVLRRNSRadioSignallingIuSignallingSIFOCCompleteCallIAMSRIPRNIAMSIFICCompleteCallRadioSignallingIuSignal

2、ling基本的呼叫信令流程基本的呼叫信令流程CS呼叫业务流程MSRNSMSCVLRCMServiceReqCMServiceReqProcessAccessReqAuthenticationProcessAccessReqAckSecurityControlSetupSIFOCCompleteCallCallProceedingIAMAllocateChannelACMANMAlertConnectConnectAckUE主叫信令流程UE主叫信令流程CS呼叫业务流程GMSCHLRMSCVLRRNSMSIAMSRIPRNPre-PagingPR

3、NAckSRIAckIAMSIFICCompleteCallPagingSetupCallConfAllocateChannelACMANMAlertConnectConnectAckUE被叫信令流程UE被叫信令流程CS呼叫业务流程TrFO呼叫组网图TrFO呼叫组网图CS呼叫业务流程TrFO呼叫编解码协商过程TrFO呼叫编解码协商过程CS呼叫业务流程RNCMSCSMGWAAL2：6.UPInitialRANAP：3.RABAssignmentReq（RABID，UserPlaneMode，UPModeVersions，TransportLay

4、erAddress，BindingID）AAL2：7.UPInitialACK1.ADDRequest($)2.ADDReply(T1，BindingID，TransportLayerAddress)RANAP：8.RABAssignmentCompleteALCAP：4.BearEstablishReq（PathID，CID，BindingID）ALCAP：5.BearEstablishCfm（AAL2ID）Iu承载建立过程(RAB指派)Iu承载建立过程(RAB指派)CS呼叫业务流程NBNb（网络）侧承载建立（按承载建立方向）前向承载后向承

5、载Nb（网络）侧承载建立（按物理承载）TDMATMIP（按Tunnel方式）FastDelay综上，局间Nb承载的实现方式和流程（6种）TDM；ATM前向；ATM后向；前向FastTunnel；前向DelayTunnel；后向DelayTunnelCS呼叫业务流程呼叫控制信令承载控制信令T1T4:用于面向RNC/BSC的承载，T3T2:用于网络侧面向另一个MGW上的承载。呼叫承载建立网络模型呼叫承载建立网络模型（UE－UECall跨局）CS呼叫业务流程UE始呼，Alcap前向承载建立流程SETUPRNCMSCSMGWUECallProceed

6、ingIAM（notunnel,forward）APM(BearerInformation)ADDRequest($)ADDReply(T2)UPInitialRABAssignmentReqUPInitialACKADDRequest($)ADDReply(T1)RABAssignmentComplIuBearerEstablishmentAndIuUPInitializationAlertingACMANMMODRequest(T1)MODReply(T1)ConnectEstablishBearAAL2BearEstablishIndA

7、AL2BearEstablishCfmUE始呼，Alcap前向承载建立流程CS呼叫业务流程UE终呼，Alcap前向承载建立流程SETUPRNCMSCSMGWUECallconfirmIAMAPM(BearerInformation)ADDRequest($)ADDReply(T3)UPInitialRABAssignmentReqUPInitialACKADDRequest($)ADDReply(T4)RABAssignmentCompleteBearerEstablishmentAndIuUPInitializationAlertingAC

8、MANMMODRequest(T3)MODReply(T3)MODRequest(T4)MODReply(T4)ConnectPrepareBearAAL2Bear