Content Security Gateway User’s Manual

Below is the information needed for setting up the Rule:

•Rule Name: The name of the custom spam mail determination rule.

•Comments: To explain the meaning of the custom rule.

•Combination:

And: It must be fit in with all of the custom mail rules that would be considered as spam mail or ham mail.

Or: Only be fit in with one of the custom mail rule that would be considered as spam mail or ham mail.

•Classification:

Spam: It will classify the mails that correspond to the rule as spam mail.

Ham (Non-Spam):It will classify the mails that correspond to the rule as ham mail.

•Action: This function will be available only when Classification is set as Spam. You can choose the action to Delete spam mail, Deliver to the recipient, or Forward to another mail account.

•Auto-Training:If Classification is set as Spam and enable this function, the mails that correspond to this rule will be trained to identify as spam mail; or if Classification is set as Ham (Non-Spam)and enable this function, the mails correspond to this rule will be trained to identify as ham (non-spam) mail according to the setting in Training function

•Item: The items use to judge the spam mail according to Header, Body and Size of the mail. The

packet Header includes: Received, Envelope-To,Form, To, Cc, Bcc, Subject, Sender, Reply-To,Errors-To,Message-ID, and Date.

•Condition:

Item set to Header or Body: The available conditions are: Contains, Does Not Contain, Is Equal To, Is Not Equal To, Starts With, Ends With, Exist and Does Not Exist.

Item set to Size: The available conditions are: More Than, Is Equal To, Is Not Equal To and Less Than.

•Pattern: Enter the relevant value in Item and Condition field. For example: From Item and use Contains Condition, and enter “josh” as a characteristics. When the sender and receiver’s mail account has “josh” inside and then it will be considered as spam mail or ham mail

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