Asymmetric Digital Subscriber Line is a kind of broadband communications technology. It sends digital information at a high bandwidth over phone lines to another place. ADSL is utilized in the local loop of the telephone network. It is the section of the telephone network, it attaches the customer with the end office of the telephone company. The telephone company utilizes a Digital Subscriber Line Access Multiplexer at its end office because multiple ADSL utilizers can be attached to the high-speed network.