IMS Bench SIPp is a performance testing and benchmarking toolset designed to provide an implementation of a test system conforming to the IMS Performance Benchmark specification, ETSI TS 186 008. Please see the Introduction (intro.html) for more on
The "IMS Bench SIPp" is a modified version of SIPp with supporting scenario files and a few tools meant to provide an open source implementation of a test system conforming to the IMS/NGN Performance Benchmark specification, ETSI TS 186 008.