Broadband Integrated Services Digital Network (B-ISDN); Signalling System No.7; B-ISDN User Part (B-ISUP) Capability Set 1 (CS1); Supplementary services [ITU-T Recommendation Q.2730 (1995), modified]
NORM herausgegeben am 15.5.1997
Designation standards: ETSI ETS 300657-ed.1
Publication date standards: 15.5.1997
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI