Using network virtualization to allocate WAN bandwidth

One key way WAN managers can apply network virtualization technologies is to create multiple virtual network "channels" on the same physical network. Many IT organizations are concerned not only with whether they are allocating enough bandwidth to each of their business-critical applications but with how applications on the same physical networks are affecting one another. Creating virtual channels and assigning each of these channels to individual applications enables organizations to ensure that each critical application can be seamlessly transferred across the network and ensure that new technology rollouts are not causing deterioration of existing business services.

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