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Microsoft® Windows Server 2003: Administrator’s Companion by Jason Gerend, Sharon Crawford, Charlie Russel

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Server Clusters

A server cluster is a group of independent nodes that work together as a single system. They share a common cluster database that enables recovery in the event of the failure of any node. A traditional server cluster uses a jointly connected resource, generally a disk array on a shared SCSI bus or Fibre Channel, which is available to all nodes in the cluster. Each Windows Server 2003 Enterprise Edition node in the cluster must have access to the array, and each node in the cluster must be able to communicate at all times with the other nodes in the cluster.

Windows Server 2003 supports server clusters only on machines running Enterprise Edition or Datacenter Edition. Both editions support up to eight node clusters, and can be ...

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