DWDM: Meeting Bandwidth Demands Since the Telecommunications Reform Act of 1996, the ‘flood gate’ has been opened for the competitive local exchange carriers to provide services throughout the world. To meet the ever changing needs of consumers, including high speed data, it has become necessary to be able to provide services on a large scale than ever before. This would mean that in order to provide quality of service you would have to have the resources …showed first 75 words of 857 total…

…showed last 75 words of 857 total…on long hauls. Because of dense wave division multiplexing many of the older companies can get by on existing fiber. The bandwidth demand has been satisfied sufficiently. It has been proven to be a cost effective method with great benefits. DWDM based networks can carry different types of traffic at different speeds over an optical channel. From Quality of Service stand point, DWDM-based networks create a lower cost way to quickly respond to customers' bandwidth.