How to turn someones internet off.?

[Faithy]

Hey.
I wonder how you turn someones internet off, so the modem restarts. I know it works, so dont say its not possible. Its for educational use, not illegal.

Best regards
Faithy

[pal]

i think you can use a nuker to do it not sure though

[osad]

i wanna know how to as well......for educational use =)