ITU-T Q.4015.2 PDF

This Recommendation specifies the testing requirements for the interworking between the IP multimedia (IM) core network (CN) subsystem and circuit switched (CS) networks; Conformance test specification – Part 2: Test suite structure and test purposes (TSS&TP).

This Recommendation endorses ETSI TS 102 710-2 V5.2.1 (2016-02), Core Network and Interoperability Testing (INT); Interworking between the IP Multimedia (IM) Core Network (CN) subsystem and Circuit Switched (CS) networks; Conformance Test Specification; Part 2: Test Suite Structure and Test Purposes (TSS&TP).