ITU-T Q.920-1993
DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. 1 (DSS1) ISDN USER-NETWORK INTERFACE DATA LINK LAYER GENERAL ASPECTS

Standard No.

ITU-T Q.920-1993

Release Date

1993

Published By

International Telecommunication Union (ITU)

Latest

ITU-T Q.920-1993

Scope

The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of the International Telecommunication Union. The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to

ITU-T Q.920-1993 history

• 1993 ITU-T Q.920-1993 DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. 1 (DSS1) ISDN USER-NETWORK INTERFACE DATA LINK LAYER GENERAL ASPECTS