Fortinet FortiGate FortiGate-1000, Руководство администратора

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01-28006-0009-20041105 Fortinet Inc.
Protection profile Firewall
Configuring spam filtering options
Figure 109:Protection profile spam filtering options
The following options are available for spam filtering through the protection profile.
See
“Spam filter” on page 337 for more spam filter configuration options.
IP address BWL check Black/white list check. Enable or disable checking incoming IP
addresses against the configured spam filter IP address list. (SMTP
only.)
RBL & ORDBL check Enable or disable checking traffic against configured Real-time
Blackhole List and Open Relay Database List servers.
IP address FortiShield
check Enable or disable the Fortinet spam filtering IP address blacklist:
FortiShield. See “FortiShield IP address black list and spam filter”
on page 339 for a description of this service.
HELO DNS lookup Enable or disable looking up the source domain name (from the
SMTP HELO command) in the Domain Name Server.
E-mail address BWL
check Enable or disable checking incoming email addresses against the
configured spam filter email address list.
Return e-mail DNS check Enable or disable checking that the domain specified in the reply-to
or from address has an A or MX record.
MIME headers check Enable or disable checking source MIME headers against the
configured spam filter MIME header list.
Banned word check Enable or disable checking source email against the configured
spam filter banned word list.
Spam Action The action for the spam filter to take. Tagged allows you to append
a custom tag to the subject or header of email identified as spam.
For SMTP, you can choose between tagged or discard. Discard
immediately drops the connection.
You can tag email by appending a custom word or phrase to the
subject or inserting a MIME header and value into the email header.
You can choose to log any spam action in the event log.
Note: Choosing to tag spam email messages automatically disables
splice.
Append to Choose to append the tag to the subject or MIME header of the
email identified as spam.
Append with Enter a word or phrase (tag) to append to email identified as spam.
The maximum length is 63 characters.