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DIN ETS 300286-3:1998-04

Отменен
Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300286-3:1997
DIN ETS 300286-3:1998-04
Отменен