DIN EN 300199:2002-07

Действует

Integrated Services Digital Network (ISDN) - Call Forwarding Busy (CFB) supplementary service - Service description (Endorsement of the English version EN 300199 V 1.2.1 (2001-06) as German standard) — 1 стр.

Описание Изменения Ссылки Версии

Ссылочные документы

DIN ETS 300199:1995-05

Отменен

Integrated Services Digital Network (ISDN); Call Forwarding Busy (CFB) supplementary service - Service description; English version ETS 300199:1994