Integrated Service Digital Network (ISDN) - User-to-user Signalling (UUS) supplementary service - Digital Subscriber Signalling System No. one (DDS1) protocol - Part 1: Protocol specification
STANDARD published on 1.7.1999
Designation standards: ČSN EN 300286-1-V1.2.4
Classification mark: 877094
Catalog number: 56009
Publication date standards: 1.7.1999
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN