DS/EN 300356-2 V4.1.2
Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP) version 4 for the international interface; Part 2: ISDN supplementary service
| Organization: | DS |
| Publication Date: | 26 November 2001 |
| Status: | inactive |
| ICS Code (Integrated Services Digital Network (ISDN)): | 33.080 |
scope:
The present document specifies procedures that are common to multiple supplementary services defined for the pan-European Integrated Services Digital Network (ISDN) as provided by the European public telecommunications operators by means of the Signalling System No.7 protocol for the ISDN User Part (ISUP). The present document identifies the protocol procedures and switching functions needed to support telecommunication services (see ITU-T Recommendation I.130 [1]).
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