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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 300402-2
Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 2: General protocol specification (ITU-T Q.921:1993, modified)

Title (German)

ISDN - Digitales Zeichengabeverfahren Nr. 1 für Anschlußleitungen (DSS1) - Sicherungsschicht- Teil 2: Allgemeine Protokollspezifikation (ITU-T Q.921 (1993), modifiziert)

Edition 1995-11

Original language English

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DIN SPEC

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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 300402-2 Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 2: General protocol specification (ITU-T Q.921:1993, modified)

Michael Teigeler

Want to learn more?

ETS 300402-2
Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 2: General protocol specification (ITU-T Q.921:1993, modified)