Network virtualization (NV) is using network resources through a logical segmentation of a single physical network. Network virtualization is achieved by installing software and services to manage the sharing of storage, computing cycles and applications. Network virtualization treats all servers and services in the network as a single pool of resources that can be accessed without regard for its physical components. The term network virtualization is often used to describe many things including network management, storage virtualization, and even grid computing.
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