PLANET CS-1000 - Manual (Page 184)

Multi-Homing Security Gateway User’s Manual
In this chapter, we will have the detailed illustration about Anti-Spam:
3.5.2.1 Setting
The Administrator can choose the inspection way of the mails, where the mail server is placed in Internal
(LAN or DMZ) or External (WAN). CS-1000 also can inspect all of the mails that are sent to the enterprise,
and add a score tag or message to the subject line of Spam mail while it exceeds the standard. Meanwhile, it
supports to check sender address in blacklist of anti-spam website to determine if it is spam mail or not.
Definition:
Enable Anti-Spam : Select to enable Anti-Spam function.
The Mail Server is placed in Internal (LAN or DMZ) or External (WAN) : Select to choose the location of the
mail server. In order to enable Anti-Spam feature in Internal Mail server, administrator must configure Mail
Relay
setting first.
The threshold score of spam mail is : CS-1000 allows the Administrator to decide the threshold to be the
standard of judging the spam mail.
Add the message to the subject line : If the mail has been judged to the spam mail, CS-1000 will add a
message in the mail’s subject. You can configure the message you want, by default, it will be add “---SPAM---”
in the subject.
Check spam fingerprint : Select to allow CS-1000 checking spam mail with Fingerprint system.
Enable Bayesian filtering : Except to select fingerprinter system to distinguish spam mail, you also can select
Bayesian filtering system to scan spam mail.
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