yes, that's the point, if a send a SYN with that IP and then i send the correct ACK there the problem will be stopped, but i'm behind a router, but surely there is another way...he says it's easy, he entered with that IP with his firefox...and i saw the logs...he did...
Cya
HE did it to what with what how? With what logs where?
Just a little more detail would be good.
And is english your first language