Integrated Services Digital Network (ISDN). Videotelephony teleservice. Service description
NORM herausgegeben am 1.6.1995
Designation standards: STN ETS 300264
Classification mark: 870264
Catalog number: 71283
Publication date standards: 1.6.1995
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN