Could the U.S. government shut down the internet? - CNN.com

Could the U.S. shut down the internet? - CNN.com:

"'Could you break the internet? Yeah. Can you shut it down? No."

turn off DNS servers, one or two computers, and the names, like mywebsite.com, will not translate into real numeric net protocol addresses, will not bring any web into the browser, and the net is broken down.

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