Iona Räisänen has a really cool visualization and explanation of all the sounds a modem makes as it handshakes: http://www.windytan.com/2012/11/the-sound-of-dia

Iona Räisänen has a really cool visualization and explanation of all the sounds a modem makes as it handshakes: http://www.windytan.com/2012/11/the-sound-of-dialup-pictured.html?m=1 http://www.windytan.com/2012/11/the-sound-of-dialup-pictured...