会话初始协议(SIP)技术要求 第5部分:统一IMS网络的SIP协议
Technical requirements for session initiation protocol Part 5 session initiation protocol based on the unified IMS
2010-12-29
YD/T 2186-2010
统一IMS代理会话控制设备(P-CSCF)技术要求(第一阶段)
Technical requirements for Proxy Call Session Control Function(P-CSCF) of the unified IMS(Phase 1)
2010-12-29
YD/T 1522.6-2010
会话初始协议(SIP)技术要求 第6部分:与承载无关的呼叫控制(BICC)协议与统一IMS网络SIP协议的互通
Technical Requirements for Session Initiation Protocol. Part 6:Interworking between BICC and SIP based on the unified IMS
2010-12-29
YD/T 2291-2011
统一IMS查询/服务会话控制设备(I-CSCF/S-CSCF)技术要求(第一阶段)
Technical requirements of interrogating call session control function/serving call session control function(I-CSCF/S-CSCF) of the unified IMS(Release 1)