A.1 Introduction

34.229-53GPPInternet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP)Part 5: Protocol conformance specification using 5G System (5GS)Release 16TSUser Equipment (UE) conformance specification

This annex specifies general procedures for IMS usages as well as application specific procedures, e.g. for a MTSI client.