Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol; Closed User Group (CUG) supplementary service; Part 1: Protocol specification [ITU-T Recommendation Q.2955.1 (1996), modified]
STANDARD published on 31.5.1998
Designation standards: ETSI ETS 300770-1-ed.1
Publication date standards: 31.5.1998
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: European technical standard
Category: Technical standards ETSI