ITU Q.3931.2:2011
ITU Q.3931.2:2011 Performance Benchmark For The Pstn/Isdn Emulation Subsystem Of An Ip Multimedia System - Part 2: Subsystem Configurations And Benchmarks Specifies the subsystem configurations and benchmarks to establish a performance benchmark for an initial release of a PSTN/ISDN emulation subsystem (PES).