This guide details the steps required to perform a live migration of Hyper-V virtual machines from one node in a Windows Server 2008 R2 failover cluster to another node. Live migration is a new Hyper-V feature in Windows Server 2008 R2, which requires the failover clustering role to be added and configured on the servers running Hyper-V. Live migration allows you to transparently move running virtual machines from one node of the failover cluster to another node in the same cluster without a dropped network connection or perceived downtime.

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