ÖNORM EN 300261 V 1.3.1:2004-03

Действует

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call transfer supplementary service [ISO/IEC 13869 (2003), modified]

Описание Изменения Ссылки Версии

На этот документ ссылаются

ÖNORM EN 301490-1 V 1.1.2:2001-02

Действует

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