| DSL stands for Digital Subscriber Line. It is a service | | | | Advantages of DSL |
| that makes the use of existing copper telephone wires | | | | No installation of new wires is required. DSL uses the |
| for delivering data services at extremely fast speed | | | | present telephone line to connect to the Internet. It |
| rates. It does not hamper the existing telephone line. | | | | provides extremely fast connection. Depending on the |
| You can surf the Internet and talk on the phone, | | | | offer, you would not even have to pay for the DSL |
| simultaneously. | | | | modem installation charges, since it is provided free by |
| DSL offers speeds that are around 5 to 25 times | | | | some of the companies on selection of the |
| higher than a typical 56Kb dial-up connection. It is an | | | | appropriate plan. The download rate is much higher in |
| always-on type of connection. This implies that | | | | DSL connections. Many business organizations have |
| websites would load quickly, downloads would be | | | | gained the benefits of DSL. A DSL connection is very |
| faster, buffering of videos would be fast and smooth | | | | secure. |
| and the domain of Online games would be illimitable. | | | | Disadvantages of DSL |
| Based on the types of service, DSL can be can be | | | | The quality of your DSL connection depends on the |
| categorized in three divisions which are ASDL, IDSL | | | | distance between the DSL providers office and your |
| and SDSL. | | | | location. Nearer you are, the better quality connection |
| ADSL stands for Asymmetric Digital Subscriber Line. It | | | | would you get. So, consumers located far from the |
| offers download speed of 1.5 Mbps and upload speed | | | | local DSL office may face some trouble. DSL provide |
| of 384 K. In order to acquire a ADSL connection, your | | | | high speeds for downloading stuff but upload speeds |
| location has to be within 3 miles of your local telephone | | | | are not that good. |
| office. Also, a DSL router is needed for this type of | | | | DSL vs Cable Modems |
| connection. | | | | The services provided through a cable modem can |
| IDSL is a ISDN Digital Subscriber Line service which | | | | sometimes slow down or get hanged. It depends on |
| requires an ISDN router. It provides a connection speed | | | | the number of users accessing that particular service. |
| of 144 K. in this type of connection distance is not a | | | | But, in a DSL connection there is no such problem. The |
| component to be considered. | | | | speed of DSL is consistent and high. This does not |
| SDSL means Symmetric Digital Subscriber Line. The | | | | allow any kind of conjunction on the network. It |
| speeds available under this type of DSL connection | | | | provides more security than the cable modem |
| depends on the distance between your location and | | | | connections. The popularity of DSL has risen to new |
| your local telephone office. The speed of downloads | | | | heights which has resulted in disconnections and up |
| and uploads can go up to 1.1 Mbps. | | | | gradations of the cable modem connections. |