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ADSL2+ Gateway with VoIP
The Security - Firewall Tab
This panel shows firewall and filter settings. Use these features to enhance the security of your network.
Firewall
You can enable or disable the firewall, select filters to block specific Internet data types, and block anonymous
Internet requests.
To use the firewall, click Enable. If you do not want to use the firewall, click Disable.
Additional Filters
Figure 6-21: Firewall
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.
If you want to see activity logs for your security measures, then click the View Logs button. Click the Clear
button to clear the log information. Click the pageRefresh button to refresh the information. Click the Previous
Figure 6-22: Firewall Log
Page button to go to the previous page of information. Click the Next Page button to move to the next page of
information.
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.
Chapter 6: Configuring the ADSL2+ Gateway
33
The Security - Firewall Tab
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