F-SECURE ANTI-VIRUS FOR MICROSOFT EXCHANGE 8.00 Administrator's Manual page 87

Scan Messages for Enable or disable the virus scan. The virus scan
Viruses scans messages for viruses and other malicious
code.
List of Attachments to Specify attachments that are scanned for
Scan viruses. For more information, see
Templates", 79.
Use Exclusions Specify attachments that are not scanned.
Leave the list empty if you do not want to
exclude any attachments from the scan.
Heuristic Scanning Enable or disable the heuristic scan. The
heuristic scan analyzes files for suspicious code
behavior so that the product can detect unknown
malware.
By default, the heuristic scan is enabled for
inbound mails and disabled for outbound and
internal mails.
The heuristic scan may affect the product
performance and increase the risk of false
malware alarms.
Attempt to Disinfect Specify whether the product should try to
Infected Attachments disinfect an infected attachment before
processing it. If the disinfection succeeds, the
product does not process the attachment further.
Disinfection may affect the product performance.
Infected files inside archives are not disinfected
even when the setting is enabled.
Action on Infected Specify whether to drop the infected attachment
Messages or the whole message when an infected
message is found.
CHAPTER 5
Centrally Managed Administration
"Lists and
87