Integrated Services Digital Network (ISDN). Signalling system No. 7. ISDN User Part (ISUP) version 1 for the international interface. Part 1: Basic services [ITU-T Recommendations Q.761 to Q.764 (1993), modified]
STANDARD published on 1.3.1996
Designation standards: ČSN ETS 300356-1
Classification mark: 877068
Catalog number: 19317
Publication date standards: 1.3.1996
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN