You installed Symantec Mail Security for Microsoft Exchange. You need detailed steps for setting up rules to block words or phrases in email messages.
Before you begin:
NOTE: In general practice, we do not recommend that content filtering rules be set up for basic virus and antispam filtering, as the program already has components set up to work with these. If you find that the Premium AntiSpam or virus filtering aren't functioning correctly, please contact us and open up a technical support ticket to address those issues.
To block specific words or phrases in a message, you should have at least one match list and at least one rule. The match list defines the specific strings (words or phrases) that you'd like to filter for. The rule defines the actions to take when the subject line matches part of the list.
You can associate one or more named match lists with a rule, and you can use a single matchlist on multiple rules if, for example, you want to create rules for multiple message parts like subject and message body. To configure a content filtering rule in Symantec Mail Security for Microsoft Exchange, you must perform the following actions:
To configure Symantec Mail Security for Microsoft Exchange to block a specific subject line, you must perform the following actions:
To create the match list
To create a filtering rule
To test the new rule
Symantec recommends that you test every new rule or modified rule to make sure that it works as you expect. A test network allows more control over the test process, and email generally travels more quickly through the system.
For other information that is related to the configuration of subject line filtering, read the following documents:
You can also find more information in the Symantec Mail Security for Microsoft Exchange Implementation Guide.
Descriptions do not affect the functionality of any rule or match list. They provide a quick reference for the administrator.
You cannot use the following characters as part of the name of a match list or content filtering rule:
If you use one of these illegal symbols in the name of a match list or a content-filtering rule, you will see one of the following messages:
Notification send to the administrator or to the original sender of a mass-mailing worm can be counterproductive. Instead, configure your outbreak settings as described in the Symantec Mail Security for Microsoft Exchange Implementation Guide.
Sensitivity of content filtering rules
You can add one match list to the "Users (SMTP addresses)" text box. You can add both SMTP addresses and Active Directory groups. If you use both SMTP addresses and Active Directory groups, the rule uses the groups and ignores the addresses.
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