ARRIS Router Setup – Web GUI User’s Guide
Page 26 of 92 January 2012
Use this feature only on a temporary basis. The computer in the DMZ is not protected from
hacker attacks.
Perform the following steps to put a computer in the DMZ.
1. Access and log into the configuration interface.
2. Click the Firewall tab.
3. Click DMZ in the side menu to display the DMZ Settings screen.
4. Enter the following parameters.
Enable DMZ – Click this checkbox to enable DMZ on your network.
WAN IP – Displays the public IP address.
Private IP – Enter the IP address of the computer to be placed in the DMZ. Be sure that the
address is not in the range of addresses delivered by the DHCP server if enabled. After
placing the computer in the DMZ, all ports on the computer are open to the Internet and
not protected.
5. Click the Apply button at the bottom of the screen.
Note: To remove the computer from the DMZ delete the entries and uncheck the
Enable DMZ checkbox.
3.16 Firewall – Using Parental Controls
The Parental Control feature allows you to block specified keywords and web sites from being
accessed and also to specify trusted computers in the network. Trusted computers are not
affected by the parental control settings. You can add two trusted computers. For example,
you may want the computers of the parents to be trusted, while the childrens’ computers have
parental controls in effect.
Perform the following steps to set up your Parental Controls.
1. Access and log into the configuration interface.
2. Click the Firewall tab.
3. Click Parental Controls in the side menu to display the Parental Controls screen.
4. Check the Enable Parental Controls checkbox and click the Apply button.
5. Configure any or all of the following parental controls:
Trusted MAC Addresses - Enter the MAC addresses of any “trusted” computers on the
network and click the Apply button. Once added, these trusted computers will not be
affected by the parental control settings.
Note: Refer to 3.8.1F inding the MAC Address of a Computer for information on
determining the MAC address of your computer.
Keyword and Web Site Filtering - You can add a list of keywords and web sites that you
want to block. To add a keyword or web site to the list, click the respective Add button. To
delete a keyword or web site from the list, first click its check box and then click the Delete
