Integrated Services Digital Network (ISDN);Interworking between public ISDNs and private ISDNs for the provision of telecommunication services;General aspects (Endorsed by Asociación Espanola de Normalización in June of 2022.)
NORM herausgegeben am 1.6.2022
Designation standards: UNE-ETS 300345ED1
Publication date standards: 1.6.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE