ZyXEL Communications 200 Series - Manual (Page 474)

Chapter 28 Anti-Virus
ZyWALL USG 100/200 Series User’s Guide
474
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
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.
Actions When
Matched
Destroy infected
file When you select this check box, if a virus pattern is matched, the ZyWALL
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
Message Select this check box to set the ZyWALL to send a message alert to files’ intended
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.