Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP) version 2 for the international interface; Part 1: Basic services [ITU-T Recommendations Q.761 to Q.764 (1993), modified]
STANDARD published on 21.2.1995
Designation standards: ETSI ETS 300356-1-ed.1
Publication date standards: 21.2.1995
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: European technical standard
Category: Technical standards ETSI