Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Call transfer supplementary service for the VPN b" service entry point. Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification" (Endorsed by Asociación Espanola de Normalización in November of 2021.)
NORMA vydána dne 1.11.2021
Designation standards: UNE-EN 301490-1V1.1.2
Publication date standards: 1.11.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE