3.The Enable Outbound Inspection feature is available for SMTP traffic, such as for a mail server that might be hosted on the DMZ. Enabling outbound inspection for SMTP scans mail that is delivered to the internally hosted SMTP server for viruses.
4.For each protocol you can restrict the transfer of files with specific attributes by clicking on the Settings button under the protocol. In the Settings dialog box, you can configure the following:
•Restrict Transfer of
•Restrict Transfer of
•Restrict Transfer of packed executable files (UPX, FSG, etc.) - Disables the transfer of packed executable files. Packers are utilities that compress and sometimes encrypt executables. Although there are legitimate applications for these, they may be used with the intent of obfuscation, and this makes the executables less detectable by
5.Click Configure Gateway AV Settings. The Gateway AV Settings window allows you to configure clientless notification alerts and create a SonicWALL GAV exclusion list.
6.In the Gateway AV Config View window, to suppress the sending of email messages (SMTP) to clients from SonicWALL GAV when a virus is detected in an email or attachment, check the Disable SMTP Responses box.