Using openDNS for your network security

You may want your Internet safe and secure. You may not want your kids playing online game all the time. You can use openDNS for network security.
http://www.opendns.com/
OpenDNS is a free Filtering system on the Internet. It allows you to reroute your Internet content through Open DNS servers. It is ultra-reliable, globally distributed cloud network. It is simple, smart, easy.

You just need to change your DNS setting
from
Obtain DNS server address automatically
to
Use the following DNS server address:
208.67.222.222
208.67.220.220

The detail can be found in this video: 
Setting up your computer with Open DNS