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 Chapter 29 Anti-Virus

ZyWALL USG 50 User’s Guide

Click the Add or Edit icon in the Configuration > Anti-X > Anti-Virus > 
General screen to display the configuration screen as shown next. 

Figure 283   Configuration > Anti-X > Anti-Virus > General > Add 

The following table describes the labels in this screen.

Table 136   Configuration > Anti-X > Anti-Virus > General > Add

Enable 

Select this check box to have the ZyWALL apply this anti-virus policy 
to check traffic for viruses.

From

To

Select source and destination zones for traffic to scan for viruses. The 
anti-virus policy has the ZyWALL scan traffic coming from the From 
zone and going to the To zone. 

Protocols to Scan Select which protocols of traffic to scan for viruses.

HTTP applies to traffic using TCP ports 80, 8080 and 3128.

FTP applies to traffic using the TCP port number specified for FTP in 
the ALG screen.  

SMTP applies to traffic using TCP port 25.

POP3 applies to traffic using TCP port 110.

IMAP4 applies to traffic using TCP port 143.