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Chapter 5: Configuring the Wireless-N ADSL2+ Gateway
The Security Tab
Wireless-N ADSL2+ Gateway
The Security Tab
The Firewall Tab
You can enable or disable the firewall, select filters to block specific Internet data types, and block anonymous
Internet requests. Use these features to enhance the security of your network.
Firewall
•
SPI Firewall Protection. The Stateful Packet Inspection (SPI) firewall feature enhances the security of your
network. To use this feature, click
Enable
. If you do not want to use the firewall, click
Disable
.
Additional Filters
•
Filter Proxy. Use of WAN proxy servers may compromise the Gateway's security. Denying Filter Proxy will
disable access to any WAN proxy servers. To enable proxy filtering, click the checkbox.
•
Filter Cookies. A cookie is data stored on your computer and used by Internet sites when you interact with
them. To enable cookie filtering, click the checkbox.
•
Filter Java Applets. Java is a programming language for websites. If you deny Java Applets, you run the risk
of not having access to Internet sites created using this programming language. To enable Java Applet
filtering, click the checkbox.
•
Filter ActiveX. ActiveX is a programming language for websites. If you deny ActiveX, you run the risk of not
having access to Internet sites created using this programming language. To enable ActiveX filtering, click the
checkbox.
Block WAN Requests
•
Block Anonymous Internet Requests. This keeps your network from being “pinged” or detected and
reinforces your network security by hiding your network ports, so it is more difficult for intruders to discover
your network. Select
Block Anonymous Internet Requests
to block anonymous Internet requests or de-
select it
to allow anonymous Internet requests.
When finished making your changes on this tab, click the
Save Settings
button to save these changes, or click
the
Cancel Changes
button to undo your changes. Click
Help
for more information.
Figure 5-23: Firewall