STN ETS 300056 (870056)

Integrated Services Digital Network (ISDN). Call Waiting (CW) supplementary service. Service description

NORM herausgegeben am 1.2.1994

The information about the standard:

Designation standards: STN ETS 300056
Classification mark: 870056
Catalog number: 71246
Publication date standards: 1.2.1994
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN