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DIN EN 300286-1:2000-05

Действует
Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300286-1 V 1.2.4 (1998-06) as German Standard) — 1 стр.