The Exchange server must be running the latest service packs prior to installing the Unitrends protection software. The following components must also be installed and running on the Exchange server. If the Exchange VSS Writer is not installed or is not running, an error message displays. The Exchange VSS Writer must be running to continue the backup operation.
• Microsoft Exchange VSS Writer
• Microsoft VSS Service
Unitrends protects all supported Microsoft configurations of Exchange. For a complete list of supported Exchange environments, see the Unitrends Compatibility and Interoperability Matrix. For Microsoft requirements, see these topics:
• Exchange 2003 system requirements
• Exchange 2007 system requirements
• Exchange 2010 system requirements
• Exchange 2013 system requirements
Note: The legacy Exchange Server agent is still used to protect Exchange Server 2000. The legacy agent is automatically installed along with the standard Windows agent and does not support backup and restore operations for any other Exchange Server versions. See Legacy Exchange agent for more information.