How to Install the Microsoft Distributed Transaction Coordinator in a Windows Server 2003 Server Cluster
This topic explains how to install the Microsoft Distributed Transaction Coordinator (MSDTC) in a Windows Server 2003 cluster that is dedicated to Exchange.
To install the Microsoft Distributed Transaction Coordinator in an Exchange cluster running on Windows Server 2003
Log on to any node of the cluster.
Click Start, point to All Programs, point to Administrative Tools, and then click Cluster Administrator.
Under Groups, right-click Cluster Group, point to New, and then click Resource.
In New Resource, in the Name box, type Distributed Transaction Coordinator.
In the Resource type list, select Distributed Transaction Coordinator.
In the Group list, ensure that Cluster Group is selected, and then click Next.
In Possible owners, verify that all nodes appear as possible owners, and then click Next.
In Dependencies, press and hold the CTRL key on the keyboard, select both the Physical Disk and Network Name resources that are in the default Cluster Group, and then click Add.
Click Finish, and then click OK to confirm that the resource has been created.
Right-click the Distributed Transaction Coordinator resource and select Properties.
Click the Advanced tab.
Clear the Affect the group check box and then click OK.
Right-click the Distributed Transaction Coordinator resource, and then click Bring Online.
For More Information
For more information about adding the MSDTC resource in Windows Server 2003, see Microsoft Knowledge Base article 301600, "How to Configure Microsoft Distributed Transaction Coordinator on a Windows Server 2003 Cluster" (http://go.microsoft.com/fwlink/?linkid=3052&kbid=301600).
Knowledge Base article 301600 includes a reference to article 817064, "How to enable network DTC access in Windows Server 2003" (http://go.microsoft.com/fwlink/?linkid=3052&kbid=817064). It is an Exchange Server security best practice to not enable network DTC access for an Exchange cluster. If you are configuring the Distributed Transaction Coordinator resource for an Exchange cluster, do not enable network DTC access.