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Service provider and enterprise network engineers share a common challenge. Explosive growth in bandwidth demand is driving the need to scale Ethernet metro packet optical transport networks up to 640 gigabits per second (Gbps), yet Ethernet is limited to 10 Gbps. When scaling packet networks beyond 10 Gbps, there are few choices. Although Ethernet is the interface of choice for metro network architectures, scaling beyond 10 Gbps requires adding another layer of infrastructure and overhead into the network to take advantage of Dense Wavelength Division Multiplexing (DWDM) technology.

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Format:PDFSize:603 KB
Date:Sep 2007
Pages:8

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