ETSI - TS 182 012
Telecommunications and Internet Converged Services and Protocols for Advanced Networking (TISPAN); IMS-based PSTN/ISDN Emulation Subsystem; Functional architecture
| Organization: | ETSI |
| Publication Date: | 1 April 2006 |
| Status: | inactive |
| Page Count: | 25 |
scope:
The present document describes an IMS-based functional architecture for the PSTN/ISDN Emulation Subsystem (PES) of the ETSI TISPAN NGN overall architecture. The IMS-based PSTN/ISDN Emulation Subsystem described herein supports the emulation of PSTN services for analog terminals connected to the TISPAN NGN, through residential gateways or access gateways.
The present document provides a framework for an IMS-based functional architecture and is considered to be a preliminary version. In addition, in order to fulfill the requirements of different operators and national regulatory requirements, this archirecture will need to be enhanced.
See annex A for a list of potential open areas.
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