Abstract

Defines 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). Also identifies the protocol procedures and switching functions needed to support telecommunication services.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	SPAN 13
Supersedes	PREN 300 356-2 : 3.1.1