Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) 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 300359-1-V1.2.4
Note: WITHDRAWN
Publication date standards: 1.10.1998
The number of pages: 89
Approximate weight : 298 g (0.66 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM