Integrated Services Digital Network (ISDN). Signalling System No.7. ISDN User Part (ISUP) version 3 for the international interface. Part 6: Connected Line Identification Restriction (COLR) supplementary service [ITU-T Recommendation Q.731, clause 6 (1993), modified]
STANDARD published on 1.4.2002
Designation standards: STN EN 300356-6-V3.1.3
Classification mark: 870356
Catalog number: 19968
Publication date standards: 1.4.2002
Approximate weight : 300 g (0.66 lbs)
Country: Slovak technical standard
Category: Technical standards STN