The privatization of cloud computing exposed shortcomings of traditional data center virtualization’s balkanized networks for data and storage. The legacy data center sports an Ethernet network for virtual machine communications, a Fibre Channel (FC) network for critical data storage, and sometimes a separate, protected Ethernet network for less-expensive iSCSI nearline-storage. This scheme doesn’t scale well as private clouds grow to first engulf an entire data center, and ...

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