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Interesting article about how to speed up my computer:
http://ezinearticles.com/?Speed-Up-Computer&id=888048

Change a computer’s IP address by going to the Control Panel, looking for Network and Internet Connections, right-clicking Local Area Connection, going to Properties and scrolling down until the TCPIP comes up. Learn more about changing a computer IP address with advice from an IT and computer specialist in this free video on computer technology.