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DIN ETS 300137:1992-12
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DIN ETS 300137:1992-12
Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; functional capabilities and information flows; english version ETS 300137:1992More info
This document deals with the stage 2 description of the Closed User Group supplementary service in the pan-European ISDN. This supplementary service enables users to form groups, to and from which access is restricted. Members of a specific closed user group can communicate among each other but not, in general, with users outside the group.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 33.080 : Integrated Services Digital Network (ISDN)
|
| Number of pages | 36 |
| Cross references | ETS 300137 (1992-05), IDT |
| Year | 1990 |
| Document history | |
| Country | Germany |
| Keyword | 300137 |