Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Digital cellular telecommunications system (Phase 2) - Application of ISDN User Part (ISUP) version 2 for the ISDN-Public Land Mobile Network (PLMN) signalling interface - Part 1: Protocol specification (GSM 09.12 version 4.1.1)
NORM herausgegeben am 1.3.1998
Designation standards: ČSN ETS 300646-1-ed.1
Classification mark: 877117
Catalog number: 51694
Publication date standards: 1.3.1998
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN