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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]

NF Z82-140 ; NF ETS 300140:1994-12-01
Integrated Services Digital Network (ISDN). Call hold (hold) supplementary service. Functional capabilities and information flows

Title (German)

INTEGRATED SERVICES DIGITAL NETWORK (ISDN). DIENSTMERKMAL HALTEN. FUNKTIONELLE FAEHIGKEITEN UND INFORMATIONSFLUESSE

Edition 1994-12-01

Original language English

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Terminology

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

NF Z82-140 ; NF ETS 300140:1994-12-01 Integrated Services Digital Network (ISDN). Call hold (hold) supplementary service. Functional capabilities and information flows

Want to learn more?

NF Z82-140 ; NF ETS 300140:1994-12-01
Integrated Services Digital Network (ISDN). Call hold (hold) supplementary service. Functional capabilities and information flows