*shakes head*
EDIT: Anyone found that an upgrade to 3Mbit has caused them excess hair loss, water retention maybe? Bit extreme but the same kind of relationship, IE none
Signal to noise on the line....
Signal to noise ratio / SNR - the ratio of wanted signal to unwanted signals 'noise' measured in a baseband spectrum. If you don't have this either you have no noise or no signal, one's impossible the other means you've no connection at all.