Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

ÖNORM EN 300195-1 V 3.1.1:2002-07

Действует
Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Supplementary service interaction - Part 1: Protocol specification