Integrated Services Digital Network (ISDN) - Multiple Subscriber Number (MSN) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 1: Protocol specification
NORM herausgegeben am 1.7.1999
Designation standards: ČSN EN 300052-1-V1.2.4
Classification mark: 877005
Catalog number: 55885
Publication date standards: 1.7.1999
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN