“If you ever connected to the Internet before the 2000s, you probably remember that it made a peculiar sound. But despite becoming so familiar, it remained a mystery for most of us. What do these sounds mean?”
Click on the graphic above for a full page illustration walking you through each step of the old school dial up modem handshaking process. Finally, I have figured out what all the beeps mean. I wish it explained why my dial-up game of Command And Conquer would stop working when someone picked up a phone in the house. Want to get real nerdy with your interior decor? The image above is now for sale in poster form.