if you brought it to your moms and used it there it may have adopted new Subnets and Gateways.... What OS are you on?
What you need to do is go into the router usually
http://192.168.1.1 or around there...
Use the default user and pass the router has which would probably be in the books and see what its calling. You may have to go into Windows network configs and release those settings and renew the ip's.
Re: Internet Problems
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