Chapter 28 Anti-Virus

Figure 373 Anti-X > Anti-Virus > General > Add

The following table describes the labels in this screen.

Table 146 Anti-X > Anti-Virus > General > Add

LABEL

DESCRIPTION

Enable

Select this check box to have the ZyWALL apply this anti-virus policy to check

 

traffic for viruses.

 

 

From

Select source and destination zones for traffic to scan for viruses. The anti-virus

To

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.

 

 

Actions When

 

Matched

 

 

 

Destroy infected

When you select this check box, if a virus pattern is matched, the ZyWALL

file

overwrites the infected portion of the file (and the rest of the file) with zeros. The

 

un-infected portion of the file before a virus pattern was matched goes through

 

unmodified.

 

 

Send Windows

Select this check box to set the ZyWALL to send a message alert to files’ intended

Message

user(s) using Microsoft Windows computers connected to the to interface.

 

Refer to Appendix C on page 819 if your Windows computer does not display the

 

alert messages.

 

 

474

 

ZyWALL USG 100/200 Series User’s Guide