Private Integrated Services Network (PISN); Specification, functional model and information flows; Call offer supplementary service [ISO/IEC 14841 (1996) modified] (Endorsed by Asociación Espanola de Normalización in June of 2020.)
NORMA vydána dne 1.6.2020
Designation standards: UNE-EN 300361V1.3.1
Publication date standards: 1.6.2020
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE