Subclient Properties (Retention)
Use this tab to configure message and stub retention criteria on the source.
Select to delete the stubs in the mailbox. Based on the stub creation time, the stubs will be deleted from the mailbox after the specified number of days.
Select to delete the messages that did not meet the disk cleanup rules in the mailbox. Based on the message receive time, the messages will be deleted from the mailbox after the specified number of days.
Older than nnn days based on received time
Specify the number of days after which the stubs and the mailbox messages will be deleted.
Prune Messages/Stubs which users erase from the media
Select this option to erase from the Exchange server all messages backed up by this subclient that the user erases from backup storage. Actual erasing happens during the next incremental backup run.
Use this tab to configure retention of backups on the secondary storage.
During synthetic full, prune items from the archive
If deleted on source
Select this check box if you want to delete the backups of the messages as soon as the messages are deleted from the mailbox.
Older than n days based on received time
Select this check box if you want to retain the backups of the messages on the secondary storage for n number of days. By default, the backup is retained for 730 days.