No feature of Windows Server 2008 is more widely misunderstood than Hyper-V, which previously went by the codename Viridian and its more pedestrian original moniker, Windows Server Virtualization. Part of the reason is timing: Unlike every other Windows Server 2008 feature, Hyper-V didn’t ship in final form with the rest of the product back in February. Part of it is confusion over the bifurcated nature of Hyper-V: There are actually two versions of Hyper-V available (or soon will be), the feature that’s part of Windows Server 2008 (which Microsoft refers to as Windows Server 2008 Hyper-V) and the completely separate standalone product, which the software giant will market as Microsoft Hyper-V.
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