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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

OENORM EN 302646-3 V 7.1.1
Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - Digital cellular telecommunications system (Phase 2+) - Application of ISDN User Part (ISUP) version 3 for the ISDN-Public Land Mobile Network (PLMN) signalling interface - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification

Edition 2001-02-01

Original language English

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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