Integrated Services Digital Network (ISDN);ISDN - Global System for Mobile communications (GSM) Public Land Mobile Network (PLMN) signalling interface (Endorsed by Asociación Espanola de Normalización in June of 2022.)
NORMA vydaná dňa 1.6.2022
Designation standards: UNE-ETS 300303ED1
Publication date standards: 1.6.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE