scope:

Recommendation ITU-T Q.3932.1 provides the first part of a multi-part deliverable covering the IMS/NGN performance benchmark, as identified below:

Part 1: Core concepts;

Part 2: Subsystem configurations and benchmarks;

Part 3: Traffic sets and traffic profiles;

Part 4: Reference load network quality parameters.

The present Recommendation describes the performance benchmark methodology for the IMS based services MMTel, video telephony and IMS/PSTN emulation solution (PES). The terminology and concepts are described in [ITU-T Q.3930].