How to Install the Microsoft Distributed Transaction Coordinator in a Windows 2000 Server Cluster
Topic Last Modified: 2005-09-08
This topic explains how to install the Microsoft Distributed Transaction Coordinator (MSDTC) in a Windows 2000 cluster dedicated to Exchange.
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Using a domain account, log on to the cluster node on which you want to install Exchange 2003.
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Click Start, and then click Run.
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Type cmd, and then click OK.
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At the command prompt, type Comclust.exe, and then press ENTER.
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Repeat Steps 1 through 4 of this procedure on all other nodes of the cluster.
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To verify the installation, in Cluster Administrator, verify that the Distributed Transaction Coordinator resource appears in the group Cluster Group and is online.
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Right-click the Distributed Transaction Coordinator resource and select Properties.
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Click the Advanced tab.
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Clear the Affect the group checkbox and then click OK.

