InterScanTM Messaging Security Virtual Appliance - Online Help ...

Trend Micro InterScan Messaging Security Virtual Appliance Administrator’s Guide
9-12
• Viruses
• DHA attacks
• Bounced mail
WARNING! Before enabling IP Profiler Rules, add all of your email servers’ IP
addresses (that send outgoing email messages to IMSVA) to the IP Filtering
Approved List. To configure the IP Filtering Approved List, see Step 2:
Adding IP Addresses to the Approved List on page 9-9.
To specify IP Filtering spam settings:
1. Choose IP Filtering > Rules from the menu. The Rules screen appears with 4
tabs, one for each type of threat.
2. Click the Spam tab. The Spam screen appears.
3. Select the Enable check box to enable blocking of spam.
4. Specify a value for the following:
• Duration to monitor: The number of hours that IMSVA monitors email
traffic to see if the percentage of spam email messages exceeds the threshold
you set.
• Rate (%): Type the maximum number of allowable email messages with spam
threats.
• Total mails: Type the total number of spam email messages out of which the
threshold percentage is calculated.