A: Integrated Services Digital Network, or ISDN, is a standard developed by Committee T1 (Washington, DC) and the International Telecommunications Union (Geneva, Switzerland) that integrates voice and data services over the same interface. The user has access to both circuit and packet-switching networks and can control service features through message signaling. Some of the advantages of ISDN are single-line access to voice, data and video services; end-to-end digital conductivity; and user con
Q: What does ISDN stand for and how does it work?
Denise Stone
Consultant
Pflugerville, TX
A: Integrated Services Digital Network, or ISDN, is a standard developed by Committee T1 (Washington, DC) and the International Telecommunications Union (Geneva, Switzerland) that integrates voice and data services over the same interface. The user has access to both circuit and packet-switching networks and can control service features through message signaling. Some of the advantages of ISDN are single-line access to voice, data and video services; end-to-end digital conductivity; and user control of network services and access channels. If you have Internet access, check this address for more information--http://www.alumni.caltech.edu/~dank/isdn/.
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