Summary

This Recommendation is part 1 of the testing specifications for CONF services implemented on an IMS basis on the network and user side. The standard specifies the protocol implementation conformance statement (PICS) which can be used for testing against Recommendation ITU‑T Q.3621 v.1 (2016).

The version number, v.1, indicates that this is version one of Recommendation ITU-T Q.4005.1, and that it relates to Release 10 of the relevant 3GPP/ETSI standard.