Use a retention policy to automatically delete archive files that reside on the server. When archive retention is activated, the server scans Optim™ directories for archive files with a retention policy. Use the Retention tab to activate archive retention, select the directories to scan, the time of day to scan, and configure options for deleting archive files from backup devices such as EMC Centera and IBM® Tivoli®.

Select this check box to scan the selected directories. If you clear the check box, the directories are not scanned, but the parameters on the Retention tab remain.
List of the integrated backup devices. Select the appropriate check box(es) to allow the device to delete the archive file when the retention policy has elapsed.
Specify the node name and password that allow the server to access the Tivoli tape backup device. The Tivoli client and API support must be collocated with the Optim server.
The time to begin scanning the directories. Use 24-hour time format, for example 1:30 p.m. is 13:30.
Directories registered with the server. Select the directories to scan for archive files with a retention policy.
Select to automatically scan all directories registered with the server. Selecting this option also ensures that any future directories registered with the server are scanned.