Digital Access Signalling System
Encyclopedia
The Digital Access Signalling System (DASS) is the United Kingdom
proprietary
standard created by British Telecom to provide ISDN services in the United Kingdom. The first incarnation DASS1 is now obsolete and has been replaced by DASS II. This itself will become obsolete over the coming years as Q.931, a Europe
an standard becomes widely adopted in
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...
proprietary
Proprietary protocol
In telecommunications, a proprietary protocol is a communications protocol owned by a single organization or individual.-Enforcement:Proprietors may enforce restrictions through patents and by keeping the protocol specification a trade secret...
standard created by British Telecom to provide ISDN services in the United Kingdom. The first incarnation DASS1 is now obsolete and has been replaced by DASS II. This itself will become obsolete over the coming years as Q.931, a Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...
an standard becomes widely adopted in