Integrated Services Digital Network (ISDN) - Outgoing Call Barring (OCB) supplementary services - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 1: Protocol specification
STANDARD published on 1.9.1999
Designation standards: ČSN EN 301001-1-V1.2.2
Classification mark: 877138
Catalog number: 56453
Publication date standards: 1.9.1999
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN