How to Dismount Mailbox and Public Folder Stores
This topic explains how to dismount mailbox and public folder stores.
Before You Begin
Before you perform the procedure in this topic, consider the following:
When mailboxes and public folders are dismounted, they are inaccessible to users and applications. Because Exchange supports multiple storage groups and multiple mailbox and public folder stores, you should dismount only the databases necessary.
Procedure
To dismount the mailbox and public folder stores that you are restoring
Open Exchange System Manager. Click Start, point to Programs, point to Microsoft Exchange, and then click System Manager.
In Exchange System Manager, navigate to the database that you want to dismount, right-click the database, and then click Dismount Store.
Dismounting a mailbox store