NETGEAR Sprint 6100D User Manual page 53

4. Click Security > Firewall > Block Sites.
5. Select one of the keyword blocking options:

Per Schedule. Turn on keyword blocking according to the Schedule screen settings.
(See Schedule When to Block Internet Sites and Services on page 57.)

Always. Turn on keyword blocking all the time, independent of the Schedule screen.
6. In the Add Keyword field, enter a keyword or domain that you want to block.
For example:

Specify XXX to block http://www.badstuff.com/xxx.html.
Security 46