The dsl modem is supposed to be plugged in using rj11 connectors, I'd like to have my modem as far as 60meters away from the the phone plug that delivers the signal. Is it ok, what cable should I use?

I am confused as to exactly how something like this works. It is called a "Wi-Fi Router". Does that mean if I connect this thing into my current router, then there is a double NAT situation? I don't ...