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