Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Supplementary service interaction - Part 1: Protocol specification
NORMA vydána dne 1.7.2002
Designation standards: ÖNORM EN 300195-1-V3.1.1
Publication date standards: 1.7.2002
The number of pages: 81
Approximate weight : 274 g (0.60 lbs)
Country: Austrian technische Norm
Kategorie: Technické normy ÖNORM