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ETSI EN 301 491-1

ETSI EN 301 491-1
ETSI EN 301 491-1 English PDF Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Call offer supplementary service; Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification

standard published 11/01/2000 by European Telecommunications Standards Institute

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TSS&TP for Call offer.

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Edition: 1.1.2 Published: 11/01/2000 Number of Pages: 20

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