Integrated Services Digital Network (ISDN). Completion of Calls on No Reply (CCNR) supplementary service. Service description
STANDARD published on 1.9.2002
Designation standards: STN EN 301134-V1.1.1
Classification mark: 871134
Catalog number: 92553
Publication date standards: 1.9.2002
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: Slovak technical standard
Category: Technical standards STN