10 IP multimedia session handling with IM-SSF Application Server

23.2183GPPIM call modelIP Multimedia (IM) session handlingRelease 17Stage 2TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

This subclause describes the functional architecture needed to support CAMEL interactions with the S-CSCF and the Transit Function in the IP Multimedia Subsystem. The IM-SSF is a SIP Application Server that interfaces SIP to CAP. The generic SIP Application Server behaviour of the IM-SSF is specified in clause 9 of the present document.

The detailed CAMEL procedures for IM-SSF Application Server are specified in 3GPP TS 23.278 [9].