Norm
[AKTUELL]
OENORM EN 301702 V 7.1.2
OENORM EN 301702 V 7.1.2
Digital cellular telecommunications system (Phase 2+) - User-to-User Signalling (UUS) - Service description, Stage 1 (GSM 02.87 version 7.1.2 Release 1998)
Titel (englisch)
Digital cellular telecommunications system (Phase 2+) - User-to-User Signalling (UUS) - Service description, Stage 1 (GSM 02.87 version 7.1.2 Release 1998)