Integrated Services Digital Network (ISDN) - Signalling System No.7 - Interworking between ISDN User Part (ISUP) version 2 and Digital Subscriber Signalling System No. one (DSS1) - Part 1: Protocol specification [ITU-T Recommendation Q.699, modified]
NORM herausgegeben am 1.12.1998
Designation standards: ÖNORM EN 300899-1-V1.1.2
Publication date standards: 1.12.1998
The number of pages: 184
Approximate weight : 583 g (1.29 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM