Ordinary analog phone lines that deliver a low-cost broadband data connection use this 3-letter technology
[DOC] [TLE] Types Of Internet Access Technologies Explained, And What You ... [PAR] Sep 22, 2014 ... Off the signal would go over ordinary telephone wires to the ... With the dial-up 
modem, the signal was analog and the medium was a phone line made of a pair 
of ... Delivering Internet access over cable uses a standard called Data Over ...