DIN EN 300097-1:1999-12

Действует

Integrated Services Digital Network (ISDN); Connected Line Identification Presentation (COLP) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300097-1 V 1.2.4 (1998-06) as German Standard) — 1 стр.