What Does DSL Mean In Computer Terms

Internet usage is increasing day by day and information technology experts are trying best to bring the latest technologies to speed up the internet browsing speed. Right now, there are various technologies of getting internet like the broad band, DSL (digital subscriber line), wireless and dialup internet.

Digital Subscriber Line DSL is a group of technologies that are used to transfer data and information over the wires of a local area telephone network. In this article we will explain the topic what does DSL mean in computer terms.
But DSL internet works faster than dialup and cable internet and is quite famous in various countries due to its cheap charges and reliability. DSL got popular because it is offered over the same telephone lines which consist of copper wire coming into your home. So you do not need to discontinue your internet connection or telephone call to use either one. The switch from dial-up internet connection to DSL is not a difficult task. You just need to apply your ISP and it will provide you with this within few days. The ISP mostly supplies DSL modem and installation service free of cost and your DSL internet bills come with your telephone bill. Several tests show that DSL works 50 times faster than the dial-up net.

Advantages of DSL

1. It gives you a fast internet connection,
2. It requires little hardware to run like a DSL modem,
3. It cost you around 10 to 15$ per month,
4. It allows you to use a telephone for making and receiving calls and using the internet simultaneously,
5. Your DSL allows you to be connected to the internet 24 hours a day.
6. DSL is much better than a cable network. Cable network performance deteriorated as more and more people subscribe to it, while this is not an issue with DSL.
7. The key to the high-speed internet in DSL is that it transmits data in digital format. Old style of internet connectivity solutions lost their value because they do conversion between analog and digital signals.

Disadvantages of DSL

1. DSL connections work best if you are residing near the internet service provider’s office. However, now these service providers have developed telephone exchanges in every town to overcome this issue,
2. There might be cases where DSL service is not accessible everywhere.
3. It offers higher speed for receiving data but low speed for sending the data.

Types of Digital Subscriber Line

Digital Subscriber Line is widely divided into two categories:

Asymmetric DSL: In this type of DSL connection, you will get more bandwidth for downloading the data as compared to uploading bandwidth. Mostly, home users are given this sort of DSL connection which offers 5 Mbps downloading and 1 Mbps uploading speed. ADSL, RADSL, and VDSL are the most common forms of Asymmetric DSL.

Symmetric DSL: In this type of DSL connection, you will get equal bandwidth for downloading the data as compared to uploading bandwidth. Usually, the downloading and uploading speed is offered 1.5 Mbps and is associated with business class customers. Like Asymmetric DSL, Symmetric DSL has SDSL, HDSL, and SHDSL common forms.

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