Public Folder Pruning
Delete messages older than XX days (0=never)
Specify a number of days in this option if you want old messages to be deleted from Public Folders.
Antivirus & Content Filter Cleanup
Delete all quarantined files
Click this option if you want all quarantined file attachments to be deleted each night.
Delete all quarantined messages
Click this option if you want all quarantined messages to be deleted each night.
Delete all restricted attachments
Click this option if you want all restricted attachments to be deleted each night.