DS/ETS 300358
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows
active, Most Current
| Organization: | DS |
| Publication Date: | 21 August 1996 |
| Status: | active |
| ICS Code (Integrated Services Digital Network (ISDN)): | 33.080 |
scope:
This standard defines the stage two of the Completion of Calls to Busy Subscriber (CCBS) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators. Stage two identifies the functional capabilities and the information flows needed to support the service as described in stage one. The stage two description also identifies user operations not directly associated with a call.
Document History
DS/ETS 300358
August 21, 1996
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows
This standard defines the stage two of the Completion of Calls to Busy Subscriber (CCBS) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European...
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