F-SECURE ANTI-VIRUS FOR MICROSOFT EXCHANGE 7.10 Administrator's Manual page 145

Exclude these Specify attachments that are not filtered. Leave
attachments the list empty if you do not want to exclude any
attachments from the filtering.
Actions
Action on disallowed Specify how disallowed attachments are
attachments handled.
Drop Attachment - Remove the attachment from
the message and deliver the message to the
recipient without the disallowed attachment.
Stop the Whole Message - Do not deliver the
message to the recipient at all.
Quarantine stripped Specify whether stripped attachments are
attachments quarantined.
Do not quarantine Specify file names and file extensions which are
these attachments not quarantined even when they are stripped.
For more information, see
232.
If the message contains an attachment which is
quarantined, all attachments linked to that
message are quarantined, regardless of this
setting.
Notifications
Send notification Specify whether recipients are notified when
message to disallowed or suspicious attachment is found.
recipient(s)
Note that the notification message is not sent if
the whole message is dropped.
Send notification Specify whether the original sender is notified
message to sender when disallowed or suspicious attachment is
found.
CHAPTER 6
Administration with Web Console
"Lists and Templates",
145