Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (incl. Diskette!!!)
STANDARD published on 1.10.1998
Designation standards: ÖNORM EN 300286-1-V1.2.4
Publication date standards: 1.10.1998
The number of pages: 85
Approximate weight : 286 g (0.63 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM