Gives the Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for conformance tests of the IP Multimedia core network Subsystem (IMS) equipment supporting the Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) as specified in TS 124 229 in compliance with the relevant requirements and in accordance with the relevant guidance given in ISO/IEC 9646-7 and ETS 300 406.