DS/ETS 300359-2
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
| Organization: | DS |
| Publication Date: | 3 July 1996 |
| Status: | inactive |
| ICS Code (Integrated Services Digital Network (ISDN)): | 33.080 |
scope:
This second part of ETS 300 359 is applicable to the stage three 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 at the T reference point or coincident S and T reference point (as defined in ITU-T Recommendation |.411 [12]) by means of the Digital Subsvriber Signalling System No. one (DSS1) protocol.
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