Integrated Service Digital Network (ISDN). Connected Line Identification Restriction (COLR) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification
STANDARD published on 1.7.1999
Designation standards: ČSN EN 300098-1-V1.2.4
Classification mark: 877019
Catalog number: 55970
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