DSL
...lls sent over copper telephone wires use only a small portion of the potential bandwidth that can be transmitted over copper telephone wires. ADSL enables people to talk on the telephone and use the Internet at high speeds simultaneously – all over a single phone line. ADSL divides the phone line into 3 channels: one for receiving data, one for sending data, and one for talking over the telephone. Modulation techniques can be used to separate the 3 types of signals: voice, sending, and receiving. The sending and receiving channels can be divided into a variety of speeds. One form of ADSL may be able to receive data at 1.5Mbps, for example, and send it at 640Kbps. Companies offering this in the Hemet/San Jacinto area are Verizon DSL, Yahoo DSL, and Earthlink DSL. Introduction In today's fast paced society, people are constantly searching for new ways to improve their speed of data transmission. DSL (Digital Subscriber Line) is an answer to the needs of our society. DSL is a means of providing users with high data transmission speeds with high levels of bandwidths all over the medium of the simple copper telephone wire. DSL and the development of various types of DSL has become an essential part of our information based economy. DSL comes with numerous advantages and disadvantages, therefore, before a business can make an informed decision on whether or not to implement a DSL solution, they must first evaluate all the various aspects...