LTE S1 Handover过程中信息交互

最新推荐文章于 2025-03-22 14:45:45 发布

elainezhang

最新推荐文章于 2025-03-22 14:45:45 发布

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分类专栏： LTE学习笔记文章标签： containers exchange parallel security list user

本文链接：https://blog.youkuaiyun.com/elainezhang/article/details/6952998

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本文聚焦于LTE网络中S1接口的手动切换流程，详细解析了在切换过程中涉及的信息交互步骤，但不涵盖MME与其他EPC组件之间的消息交换。

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Msg Name	Entities	Comment
RRC: MeasurementReport	UE->eNB	measConfig settled in ConnectionReconfiguration
S1AP: Handover Required	SeNB->MME	HO UE and Target Info & Source to Target transparent container
S1AP: Handover Request	MME->TeNB	Include E-RABs, UE security, Source to Target transparent container etc TeNB alloc resource for admitted E-RABs
S1AP: Handover Request Acknowledge	TeNB->MME	Failed and admitted E-RABs, Target to Source transparent container included
S1AP: Handover Command	MME->SeNB	E-RAB (forward & release) list, Target to Source Transparent co