《2022年LTE空口信令流程详解》由会员分享，可在线阅读，更多相关《2022年LTE空口信令流程详解（8页珍藏版）》请在金锄头文库上搜索。
1、精品学习资源LTE空口信令流程详解1、附着信令流程1.1 、 Attach 附着信令流程统计时延：红色的为开头和终止信令EPS MMAttach request EPS MMUnknown0x0734UL CCCH rrcConnectionRequest DL CCCH rrcConnectionSetupUL DCCH rrcConnectionSetupComplete DL DCCH rrcConnectionReconfiguration DL DCCH dlInformationTransferUL DCCH rrcConnectionReconfigurationComplete
2、 EPS MMSecurity protected NAS messageEPS MMAuthentication request EPS MMAuthentication response EPS MMUnknown0x077BUL DCCH ulInformationTransferDL DCCH dlInformationTransferEPS MMSecurity protected NAS message EPS MMSecurity mode commandEPS MMSecurity mode complete EPS MMUnknown0x0790UL DCCH ulInfor
3、mationTransfer DL DCCH ueCapabilityEnquiryUL DCCH ueCapabilityInformation DL DCCH securityModeCommandDL DCCH rrcConnectionReconfigurationUL DCCH rrcConnectionReconfigurationComplete EPS MMSecurity protected NAS messageEPS MM Attach acceptEPS SMActivate default EPS bearer context request EPS SMActiva
4、te default EPS bearer context accept EPS MMAttach completeEPS MMUnknown0x072D UL DCCH ulInformationTransferDL DCCH rrcConnectionReconfigurationUL DCCH rrcConnectionReconfigurationComplete欢迎下载精品学习资源1.2 、Detach 去附着信令流程统计时延：红色的为开头和终止信令EPS MMDetach request EPS MMUnknown0x0734UL DCCH ulInformationTransfe
5、rDL DCCH dlInformationTransferEPS MMSecurity protected NAS message EPS MMDetach acceptDL DCCH rrcConnectionReleaseEPS SMPDN connectivity request1.3 、前台测试中Detach & Attach 信令流程2、呼叫业务信令流程2.1 、UE主叫信令流程统计时延：红色的为开头和终止信令EPS MMExtended service request UL CCCHrrcConnectionRequest DL CCCHrrcConnectionSetupUL
6、DCCHrrcConnectionSetupComplete DL DCCHrrcConnectionReconfiguration欢迎下载精品学习资源UL DCCHrrcConnectionReconfigurationComplete DL DCCHsecurityModeCommandDL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete DL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationCompl
7、ete2.2 、UE被叫信令流程统计时延：红色的为开头和终止信令DL PCCHPagingEPS MMExtended service request UL CCCHrrcConnectionRequest DL CCCHrrcConnectionSetupUL DCCHrrcConnectionSetupCompleteDL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete DL DCCHsecurityModeCommandDL DCCHrrcConnectionReconfigurati
8、onUL DCCHrrcConnectionReconfigurationComplete DL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete2.3 、前台测试中 UE 主叫、切换L3 信令流程欢迎下载精品学习资源2.4 、后台软件中掉线、接入、RRC连接的 L3 信令与对应的 Event 大事欢迎下载精品学习资源3、重选与切换信令流程3.1 、小区重选信令流程DL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemI
9、nformationDL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemInformationDL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemInformationBlockType13.2 、基站内同频切换信令流程统计时延：红色的为开头和终止信令UL DCCHmeasu
10、rementReportDL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete DL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete DL BCCH:DL SCHsystemInformationBlockType1DL BCCH:DL SCHsystemInformationBlockType1欢迎下载精品学习资源DL BCCH:DL SCH systemInformationBlockT
11、ype1 DL BCCH:DL SCH systemInformationBlockType1 DL BCCH:DL SCH systemInformation3.3 、基站间同频切换信令流程统计时延：红色的为开头和终止信令UL DCCHmeasurementReportDL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete DL BCCH:DL SCHsystemInformationBlockType1DL DCCHrrcConnectionReconfigurationUL DCCHrrcConnectionReconfigurationComplete4、跟踪区域更新信令流程4.1 、新小区所属跟踪区域不在终端跟踪区域列表中信令流程欢迎下载精品学习资源4.2 、周期性跟踪区域更新信令流程4.2、ENODEB间同频切换及 TAU 更新流程4.2、ENODEB间同频切换 MR 中的消息欢迎下载精品学习资源欢迎下载
