ETSI EN 300 195-1

ETSI EN 300 195-1
ETSI EN 300 195-1 English PDF Final draft Version 3.1.1Integrated Services Digital Network (ISDN); Supplementary service interactions; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification

standard published 12/01/2001 by European Telecommunications Standards Institute

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This version includes changes agreed at the 5th Plenary.

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