If either an Incremental or Differential Backup type is to be created, ensure that Circular Logging is disabled. The Exchange Server overwrites files if Circular Logging is enabled, making it impossible to reliably restore from the transaction logs. For more information about Backup Types, see Reviewing the backup types. To disable Circular Logging, perform the steps in the applicable topic:
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Open the Exchange Management Console. |
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Close the Exchange Management Console, and restart the Microsoft Exchange Information Store service for the change to take effect. |
For complete instructions, see the relevant Microsoft Exchange 2007 documentation. In addition, see How to Enable or Disable Circular Logging for a Storage Group at: http://technet.microsoft.com/en-us/library/bb331968.aspx
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Open the Exchange Management Console. |
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Navigate to Organization Configuration > Mailbox. |
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On the Properties dialog box, select the Maintenance tab, clear the Enable circular logging check box, and click OK. |
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Close the Exchange Management Console, and restart the Microsoft Exchange Information Store service for the change to take effect. |
For complete instructions, see the relevant Microsoft Exchange documentation. In addition, see: http://technet.microsoft.com/en-us/library/dd297937.aspx and http://technet.microsoft.com/en-us/library/dd351151(v=exchg.150).aspx
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