'''Exercise: Change your computer's DNS settings''' (Here is a walkthrough regarding changing DNS settings in Windows 7)
1. #Use the http://hostip.info tool to find out the IP addresses of your favourite websites.2. #Open the Control Panel and locate your Network Connection settings (LAN or Wireless). 3. #Manually set the DNS servers to OpenDNS addresses (: 208.67.222.222208222 208.67.220.220) or use two of the root DNS servers (http://en.wikipedia.org/wiki/Root_name_server ).
=Interact=