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)
NORMA vydána dne 15.5.1997
Designation standards: ETSI ETS 300646-1-ed.1
Publication date standards: 15.5.1997
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI