chapter  11
14 Pages


It is an exciting technology that addresses many of the prob­ lems facing both LANs and WANs. It uses the same protocols, which makes linking the two networks together. It is a scaleable architecture that can run on many different speeds of physical media, such as twisted pair copper and fibre optic cables. It runs on top of existing delivery systems, such as ADSL, and supports the transmission of time critical data, such as video and audio.