|Before you replace anything, let's have a look at the TCP/IP settings of the computer in question.|
Open a command prompt window (ie: Start >> Run >> type cmd and hit Enter) and perform the following command:
Once you've finished, copy/paste the output into a response on here so we can have a look.
For info on how to copy/paste from a command prompt window click on my name above and read my "how-to" guide titled, "Post the output of ipconfig (version 2)"
It matters not how straight the gate,
How charged with punishments the scroll,
I am the master of my fate;
I am the captain of my soul.