Digital cellular telecommunications system (Phase 2+) (GSM); Line identification supplementary services; Stage 2 (GSM 03.81 version 7.0.1 Release 1998)
NORM herausgegeben am 30.7.1999
Designation standards: ETSI TS 100542-V7.0.1
Publication date standards: 30.7.1999
The number of pages: 41
Approximate weight : 123 g (0.27 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI