B.1 Scope of signalling flows

24.3413GPPRelease 18Stage 3Support of SMS over IP networksTS

This annex gives examples of signalling flows for the SMS over IP within the IP Multimedia (IM) Core Network (CN) subsystem based on the Session Initiation Protocol (SIP) and SIP Events.

These signalling flows provide detailed signalling flows, which expand on the overview information flows provided in 3GPP TS 23.204 [5].