Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); 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 4.2.2)
STANDARD published on 26.5.1999
Designation standards: ETSI EN 300646-1-V4.2.2
Publication date standards: 26.5.1999
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: European technical standard
Category: Technical standards ETSI