ETSI - ETS 300 173
Private Telecommunication Network (PTN); Specification, Functional Models and Information Flows Identification Supplementary Services
| Organization: | ETSI |
| Publication Date: | 1 January 1992 |
| Status: | inactive |
| Page Count: | 40 |
scope:
This European Telecommunication Standard (ETS) specifies the following Identification Supplementary Services: Calling Line Identification Presentation (SS-CLIP), Connected Line Identification Presentation (SS-COLP) and Calling/Connected Line Identification Restriction (SS-CLIR), which are applicable to various basic services supported by Private Telecommunication Network (PTN). Basic services are specified in ETS 300 171.
Service specifications are produced in three Stages, according to the method described in ENV 41005. This standard contains the Stage 1 and Stage 2 specifications of the Identification Supplementary Services. The Stage 1 specifications (clauses 5 to 13) specify the supplementary services as seen by users of PTNs. The Stage 2 specifications (clauses 14 to 28) identify the functional entities involved in the supplementary services and the information flows between them.
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