This document specifies the interactions between the HSS (HomeSubscriber Server) and the SIP AS (Application Server) and betweenthe HSS and the OSA SCS (Service Capability Server).
This interface is referred to as the Sh reference point. The IPMultimedia (IM) Core Network Subsystem stage 2 is specified in [1]and the protocol for the IP multimedia call control based on SIPand SDP are specified in [2].
The IP Multimedia (IM) Session Handling with the IP Multimedia(IM) call model is specified in [4].
This document addresses the signalling flows and messagecontents for the protocol at the Sh interface.
- Edition:
- 03
- Published:
- 12/01/2003
- Number of Pages:
- 44
- File Size:
- 1 file , 350 KB
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