LTE系统信令控制流程

1、LTE系统控制信令E-UTRAN 控制面协议栈RRCPDCPRLCMACPHYRRCPDCPRLCMACPHYS1APX2APSCTPL2L1IPS1APX2APSCTPL2L1IPNASNASUEeNodeB MME/eNodeB24.30136.33136.32336.32236.32136.21136.21436.41336.42336.41236.422S1-MME/X2-CLTE-UuGTP-cUDPL2L1IPPDN/S-GW29.274RRC 全部信令全部信令 (Spec 36.331) DLSRB0CCCHTMRRCConnectionRejectDLSRB1DCCHAMRRC

2、ConnectionReleaseULSRB0CCCHTMRRCConnectionRequestDLSRB0CCCHTMRRCConnectionSetupULSRB1DCCHAMRRCConnectionSetupCompleteDLSRB1/2DCCHAMDLInformationTransferULSRB1/2DCCHAMULInformationTransferDLSRB1DCCHAMUECapabilityEnquiryULSRB1DCCHAMUECapabilityInformationDL_PCCHTMPagingDLSRB1DCCHAMSecurityModeCommandU

3、LSRB1DCCHAMSecurityModeCompleteULSRB1DCCHAMSecurityModeFailureDLSRB1DCCHAMRRCConnectionReconfigurationULSRB1DCCHAMRRCConnectionReconfigurationCompleteDLSRB0CCCHTMRRCConnectionReestablishmentULSRB1DCCHAMRRCConnectionReestablishmentCompleteDLSRB0CCCHTMRRCConnectionReestablishmentRejectULSRB0CCCHTMRRCC

4、onnectionReestablishmentRequestDL_BCCHTMSystemInformationDL_BCCHTMSystemInformationBlockType1DL_BCCHTMMasterInformationBlockDLSRB1DCCHAMCounterCheckULSRB1DCCHAMCounterCheckResponseULSRB1DCCHAMMeasurementReportDLSRB1DCCHAMMobilityFromEUTRACommandULSRB1DCCHAMCSFBParametersRequestCDMA2000DLSRB1DCCHAMCS

5、FBParametersResponseCDMA2000ULSRB1DCCHAMULHandoverPreparationTransfer (CDMA2000)DLSRB1DCCHAMHandoverFromEUTRAPreparationRequest (CDMA2000)RRC 全部信令全部信令 (Spec 36.331) DLAttach acceptULAttach completeDLAttach rejectULAttach requestULAuthentication failureDLAuthentication rejectDLAuthentication requestU

6、LAuthentication responseDLIdentity requestULIdentity responseDLSecurity mode commandULSecurity mode completeULSecurity mode rejectBHSecurity protected NAS messageDLDownlink NAS TransportULUplink NAS TransportDLTracking area update acceptULTracking area update completeDLTracking area update rejectULT

7、racking area update requestDLService rejectULService requestULExtended service requestDLDetach acceptULDetach requestDLCS service notificationDLEMM information ULEMM statusDLGUTI reallocation commandULGUTI reallocation completeNAS EPS MM 全部信令全部信令(Spec 24.301) DLPDN connectivity reject DLPDN disconne

8、ct rejectULPDN connectivity request ULPDN disconnect requestULActivate dedicated EPS bearer context acceptULActivate dedicated EPS bearer context rejectDLActivate dedicated EPS bearer context requestULActivate default EPS bearer context acceptULActivate default EPS bearer context rejectDLActivate de

9、fault EPS bearer context requestULModify EPS bearer context acceptULModify EPS bearer context rejectDLModify EPS bearer context requestULDeactivate EPS bearer context acceptDLDeactivate EPS bearer context requestDLBearer resource allocation rejectULBearer resource allocation requestDLBearer resource

10、 modification rejectULBearer resource modification requestDLESM information requestULESM information responseDLESM statusNAS EPS SM 全部信令全部信令 (Spec 24.301) NAS Transport Messages9.1.7.1INITIAL UE MESSAGE9.1.7.2DOWNLINK NAS TRANSPORT9.1.7.3UPLINK NAS TRANSPORT9.1.7.4NAS NON DELIVERY INDICATIONContext

11、Management Messages9.1.4.1INITIAL CONTEXT SETUP REQUEST9.1.4.2INITIAL CONTEXT SETUP RESPONSE9.1.4.3INITIAL CONTEXT SETUP FAILURE9.1.4.5UE CONTEXT RELEASE REQUEST9.1.4.6UE CONTEXT RELEASE COMMAND9.1.4.7UE CONTEXT RELEASE COMPLETE9.1.4.8UE CONTEXT MODIFICATION REQUEST9.1.4.9UE CONTEXT MODIFICATION RES

12、PONSE9.1.4.10UE CONTEXT MODIFICATION FAILURE9.1.6PAGING9.1.10UE CAPABILITY INFO INDICATIONS1接口接口 部分信令部分信令 (Spec 36.413) Handover Signalling Messages9.1.5.1HANDOVER REQUIRED9.1.5.2HANDOVER COMMAND9.1.5.3HANDOVER PREPARATION FAILURE9.1.5.4HANDOVER REQUEST9.1.5.5HANDOVER REQUEST ACKNOWLEDGE9.1.5.6HANDO

13、VER FAILURE9.1.5.7HANDOVER NOTIFY9.1.5.8PATH SWITCH REQUEST9.1.5.9PATH SWITCH REQUEST ACKNOWLEDGE9.1.5.10PATH SWITCH REQUEST FAILURE9.1.5.11HANDOVER CANCEL9.1.5.12HANDOVER CANCEL ACKNOWLEDGE9.1.5.13eNB STATUS TRANSFER9.1.5.14MME STATUS TRANSFERE-RAB Management Messages9.1.3.1E-RAB SETUP REQUEST9.1.3

14、.2E-RAB SETUP RESPONSE9.1.3.3E-RAB MODIFY REQUEST9.1.3.4E-RAB MODIFY RESPONSE9.1.3.5E-RAB RELEASE COMMAND9.1.3.6E-RAB RELEASE RESPONSE9.1.3.7E-RAB RELEASE INDICATIONS1接口接口 部分信令部分信令 (Spec 36.413) Management messages9.1.8.1RESET9.1.8.2RESET ACKNOWLEDGE9.1.8.3ERROR INDICATION9.1.8.4S1 SETUP REQUEST9.1.

15、8.5S1 SETUP RESPONSE9.1.8.6S1 SETUP FAILURE9.1.8.7ENB CONFIGURATION UPDATE9.1.8.8ENB CONFIGURATION UPDATE ACKNOWLEDGE9.1.8.9ENB CONFIGURATION UPDATE FAILURE9.1.8.10MME CONFIGURATION UPDATE9.1.8.11MME CONFIGURATION UPDATE ACKNOWLEDGE9.1.8.12MME CONFIGURATION UPDATE FAILURE9.1.8.13 OVERLOAD START9.1.8

16、.14 OVERLOAD STOP9.1.14eNB DIRECT INFORMATION TRANSFER9.1.15MME DIRECT INFORMATION TRANSFER9.1.16eNB CONFIGURATION TRANSFER9.1.17MME CONFIGURATION TRANSFERS1接口接口 部分信令部分信令 (Spec 36.413) Tunnel Management Messages7.2.1Create Session Request7.2.2Create Session Response7.2.3Create Bearer Request7.2.4Cre

17、ate Bearer Response7.2.5Bearer Resource Command7.2.6Bearer Resource Failure Indication7.2.7Modify Bearer Request7.2.8Modify Bearer Response7.2.9.1Delete Session Request7.2.9.2Delete Bearer Request7.2.10.1Delete Session Response7.2.10.2Delete Bearer Response7.2.11.1Downlink Data Notification7.2.11.2D

18、ownlink Data Notification Acknowledge7.2.11.3Downlink Data Notification Failure Indication7.2.12Delete Indirect Data Forwarding Tunnel Request7.2.13Delete Indirect Data Forwarding Tunnel Response7.2.14.1Modify Bearer Command7.2.14.2Modify Bearer Failure Indication7.2.15Update Bearer Request7.2.16Upd

19、ate Bearer Response7.2.17.1Delete Bearer Command7.2.17.2Delete Bearer Failure Indication7.2.18Create Indirect Data Forwarding Tunnel Request7.2.19Create Indirect Data Forwarding Tunnel Response7.2.21Release Access Bearers Request7.2.22Release Access Bearers Response7.2.23Stop Paging IndicationGTP控制面控制面 部分信令部分信令 (Spec 29.274) Mobility Management Messages7.3.1Forward Relocation Request7.3.2Forward Relocation Response7.3.3Forward Relocation Complete Notification7.3.4Forward Relocation Complete Acknowledge7.3.5Context Request7.3.6Context Response7.3.7Context Acknowledge7.3.8Identifi