Integrated Services Digital Network (ISDN). User-to-User Signalling (UUS) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
NORM herausgegeben am 1.4.2002
Designation standards: STN EN 300286-1-V1.2.4
Classification mark: 870286
Catalog number: 19958
Publication date standards: 1.4.2002
The number of pages: 84
Approximate weight : 283 g (0.62 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN