ITU-T Q.3931.4
Performance benchmark for the PSTN/ISDN emulation subsystem of an IP multimedia system – Part 4: Reference load network quality parameters
Organization: | ITU-T |
Publication Date: | 1 June 2015 |
Status: | active |
Page Count: | 34 |
scope:
This Recommendation contains the reference load network quality parameters applicable to the PSTN/ISDN emulation subsystem of IP multimedia system exchange implementations. The definitions of IMS/PES design objectives are based on best practice performance of legacy PSTN/ISDN signalling. The values contained in the present document are best practice performance values measured on IP multimedia subsystem (IMS) and next generation network (NGN) implementations. The ISDN voice gateway (VGW) values are based on carrier grade implementations.
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