Applies to: Exchange Server 2010 SP3, Exchange Server 2010 SP2

Topic Last Modified: 2011-03-19

Use the Add Exchange Forest dialog box to add an Exchange forest. When you add an Exchange forest, you can administer recipients in multiple forests from the Exchange Management Console (EMC). You can add up to 10 forests.

You can't perform this procedure in the Exchange Management Shell.


You must establish a federated trust or an Active Directory trust to the target forest before you can add an Exchange forest. For more information, see the following topics:

Use the EMC to add an Exchange forest

You need to be assigned permissions before you can perform this procedure. To see what permissions you need, see the "Role groups" entry in the Role Management Permissions topic.

  1. In the console tree, click the Microsoft Exchange node. This is the top-most node in the tree.

  2. In the action pane, click Add Exchange Forest.

  3. In the Add Exchange Forest dialog box, complete the following fields:

    • Specify a friendly name for this Exchange forest   Type the name of the Exchange forest. This name will display in the console tree.

    • Specify the FQDN or URL of the server running the Remote PowerShell instance   Type the FQDN or URL for the source forest's remote PowerShell connection. For example, for the URL connection. For an Online organization, select Exchange Online.

    • Logon with default credential   If you select this check box, the default logged-on administrator password is used.

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