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Managing Tape Backup and Restore › How to Back up a Deduplication Data Store to a Tape › Review the Prerequisites
Review the Prerequisites
Before you start the backup process, verify that you have completed the following prerequisite tasks:
- Select all of the following deduplication data store folders for the backup process:
- Backup Destination
- Deduplication Data Destination
- Deduplication Index Destination
- Deduplication Hash Destination
- To ensure data consistency across all four folders, you must select the folder location on the same host.
- Make sure that the Arcserve UDP data store source machine supports VSS. To do this, follow these steps:
- Open the Arcserve Backup Manager.
- From the Quick Start pane, click Backup and then click Options on the toolbar.
The Global Options dialog opens.
- Click the Volume Shadow Copy Service tab.
- Select the Use VSS option and clear the Revert to traditional backup if VSS fails option.
![Global Options](71008.png)
- Make sure that you have a valid Arcserve Backup Open File Agent license.
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