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Volume 27, Issue 3

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(Still) On the Road to Convergence

Written by  TODD BUNDY June 23, 2009

Despite the longstanding goal of convergence and series of innovations designed to achieve it, the typical, contemporary data center remains a hodgepodge of heterogeneous Layer 2 protocols and standards. It is likely to stay that way for the foreseeable future. Still, the various protocol innovations that have been developed in the pursuit of convergence – Fibre Channel over Ethernet (FCoE), 8G Fibre Channel, InfiniBand and Internet Small Computer Systems Interface (iSCSI), among them – stand to continue to play valuable roles in the storage and local area networks (SANs and LANs) of enterprises moving forward. And it is true that one emerging, high-end protocol might eventually shoulder all of the enterprise traffic. Until that occurs, however, protocol-agnostic Wavelength Division Multiplexing (WDM) will continue to enable enterprise data-center and carrier service managers to adopt these disparate valuable protocols as new demands, capabilities and opportunities emerge. FCOE There’s a swirl of industry interest today in

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