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Microsoft® Exchange Server 2007 Administrator's Companion by Joshua Maher, Scott Lowe, Walter Glenn

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Single Copy Clusters

Single copy clusters (SCC) are a carry-over from the cluster solutions available under Exchange Server 2003 with some enhancements in 2007. Single copy clusters, as shown in Figure 9-19, have multiple nodes within the cluster that use only one copy of the Mailbox database located on a shared set of storage. Exchange Server 2007 doesn’t support active/active clusters (as in previous Exchange versions), only the active/passive configuration.

A single copy cluster (SCC)

Figure 9-19. A single copy cluster (SCC)

Much of what you learned in the CCR portion of this chapter applies to SCC implementations. The cluster has its own identity that Outlook clients use ...

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