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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]

ETS 300358
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows

Title (German)

ISDN - Dienstmerkmal "Rückruf bei Besetzt" - Funktionsverteilung und Informationsaustausch (CCBS)

Edition 1995-09

Original language English

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Table of contents

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Michael Teigeler

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63069 Offenbach am Main

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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

ETS 300358 Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows

Michael Teigeler

Want to learn more?

ETS 300358
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Functional capabilities and information flows