Symantec Brightmail Gateway installs with several preconfigured virus policies that are enabled by default. In addition to these policies, you can create your own custom policies. Content filtering, spam, and virus policy names must be unique. For example, if you have a content filtering policy called XYZ, you cannot have a spam policy or virus policy called XYZ. Email virus policies are enabled by default when you create them.
To create email virus policies
For example, assume that you choose Inbound messages and the If the message contains a mass-mailing worm condition. This virus policy is only available in the Inbound mass-mailing worm policy list when you configure a policy group.