A.1 Scope of signalling flows

24.2393GPPFlexible Alerting (FA) using IP Multimedia (IM) Core Network (CN) subsystemProtocol specificationRelease 17TS

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

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