Draytek Vigor 2200V, User Manual

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Firewall Setup
6-22
the malicious codes from downloading from web pages. The malicious
codes may embed in some executable objects, such as
ActiveX , Java
Applet , compressed files , and executable files , and, if they have been
downloaded from websites, would bring a threat of the user’s system.
For example, an ActiveX object can be downloaded and run from the web
page. If the ActiveX object has some malicious code in it, it may own
unlimited access to the user’s system.
Java Click the checkbox to activate the Block Java object function. The
Vigor router will discard the Java objects from the Internet.
ActiveX Click the checkbox to activate the Block ActiveX object function.
Any ActiveX object from the Internet will be refused.
Compressed
file One checkbox appears giving the choice to activate the Block
Compressed file function to prevent someone from downloading
any compressed file. The following list shows the types of
compressed files that can be blocked by the Vigor router.
.zip, .rar,.arj,.ace,.cab,.sit
To enable it, click on the empty box image and, subsequently, the
hook image (
) will appear.
Executable file Similar to the above function, click the checkbox to enable the
Block Executable file function to reject any downloading
behavior of the executable file from the Internet. To enable it,
click on the empty box image and, subsequently, the hook image
(
) will appear. Accordingly, files with the following
extensions will be blocked by the Vigor router.
.exe,.com,.scr,.pif,.bas,.bat,inf,.reg
A so-called cookie feature introduced by Netscape allows you to keep a
close watch on the activities of HTTP request and responses of individual