Network subscriber and application awareness are two ways that IP networking is being extended beyond Layer 2 switching and Layer 3 routing. This expanded networking functionality is being driven on the demand-side by service providers' need to differentiate their services from both competitors and among internal lines of business where service cannibalization is a serious problem; and on the supply-side where more flexible hardware architectures make it possible to combine transport, switching, routing, and DPI capabilities in the same system chassis.bine transport, switching, routing, and DPI capabilities in the same system chassis.
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Michael Kennedy
mkennedy@acgresearch.net
www.acgresearch.net
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