Private Telecommunication Network (PTN);Specification, functional models and information flows;Call offer supplementary service (Endorsed by Asociación Espanola de Normalización in July of 2022.)
NORM herausgegeben am 1.7.2022
Designation standards: UNE-ETS 300361ED1
Publication date standards: 1.7.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE