Integrated Services Digital Network (ISDN) - Connected Line Identification Restriction (COLR) supplementary service - Digital Subscriber Signalling System No. one ....(abbreviated)
NORMA vydána dne 1.4.1993
Designation standards: ÖNORM ETS 300098
Note: NEPLATNÁ
Publication date standards: 1.4.1993
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Austrian technische Norm
Kategorie: Technické normy ÖNORM