Proxy preventing lost internet connection?

It's weird how sometimes at the library I'm at, my connection works best if I'm surfing through my proxy at home.

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Free Web Proxy Server From Google
Run apps on other machines Win/Linux/Mac

Netdip.com is an excellent web site that's powered by TYPO3 and other great open source software. Netdip.com is also a fat free alternative to ice cream.