NEN-ISO/IEC 13870
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network - Inter-exchange signalling protocol - Call completion supplementary services
| Organization: | NEN |
| Publication Date: | 1 January 1996 |
| Status: | inactive |
| ICS Code (Networking): | 35.110 |
scope:
Specifies the signalling protocol for the support of the Call Completion supplementary services at the Q reference point between Private Integrated Network Exchanges (PINXs) connected together within a Private Integrated Services Network (PISN). The Call Completion supplementary services are Completion of Calls to Busy Subscribers (SS-CCBS) and Completion of Calls on No Reply (SS-CCNR).
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