40G Ethernet or beyond So 10G Ethernet, standardized 15 months ago, is seeing but a whisper of deployment in enterprise networks and even less than that in carrier networks. But that's not stopping industry watchers from speculating on what speed to take the venerable LAN standard to next. In May, a senior Cisco executive voiced his opinion that 40G bit/sec Ethernet could be technically feasible within two years. Doing 40G Ethernet, based on SONET technology, would be easier than doing the linear mathematical leap to 100G, said Luca Cafiero, general manager for switching, voice and storage at Cisco.
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