Digital cellular telecommunications system (Phase 2+) (GSM); Signalling interworking for supplementary services (GSM 09.11)
STANDARD published on 31.7.1996
Designation standards: ETSI GTS GSM 09.11-V5.1.0
Publication date standards: 31.7.1996
The number of pages: 33
Approximate weight : 99 g (0.22 lbs)
Country: European technical standard
Category: Technical standards ETSI