Double
click on Network Connections. If you are in Category View, it will be
called Network and Internet Connections.
Right-click
on Local Area Connection, and select Properties to show the following
sheet:
Double-click
on Internet Protocol (TCP/IP). You will see the following window:
If you
have a router, this is how it is most likely set up. If you do not have a
router, you will have numbers typed in here. If you do not have a router, change the numbers from here to match the new numbers assigned
and click OK.
You
now have the new settings stored, and should be able to get online.