Hyper-V™ is a role in Windows Server® 2008 that provides you with the tools and services you can use to create a virtualized server computing environment. This type of environment is useful because you can create and manage virtual machines, which allows you to run multiple operating systems on one physical computer and isolate the operating systems from each other. This guide introduces Hyper-V by providing instructions for installing this role and configuring a virtual machine. Hyper-V™ is a role in Windows Server® 2008