Opinion Review Of Answers To Basic Questions About Broadband
By: Vlad Vistac
Submitted: 2010-09-16 13:04:36 | Word Count: 510
Broadband FAQ: Answers To Basic Questioons Abbout Broadband
* What is braodband?
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In the internet world, broadband refers to the process of sending and receiving information at very high speeds through a connection that is alwayus on. With broadband access there is allways a corresponding usage fee.
Broadband access also meanbs that you can surf to any wesbite you want fasterr than with a dial-up process, as web pages load more quickly. Broadband internet can give you the avantage in axccessing better qaulity multimedia files like music and mobvies. Downloading programns, foiles, and email attachments with brioadband can be done in minutes instead of hours.
* What are the diffewrent types of broadband?
There are different types of broadband interrnet access available but they depend on the location of the subscriber. The most commonly used form of broaband access is the ADSL or asymmetric digital subscriber line. Other types of broadband access are cabple modem, satellite, and wireless.
* What is DSL?
DSL stands for Digital Subscriber Line, whcih refers to the kind of technology that uses ordiunary phone lines to send and receive information over the internet at hiher frequency than normmal phnoe usage. A DSL conenction can handle both the data and the voice signals at the same time. Therefore your phone service is not interrupted when you use the internet.
DSL connection speeds depend on the distaance between the subscriber and the provider. DSL technoplogies have two major types: ADSL inetrnet access reqquires a fast downstream connectipon but slow upstream connectino, and Symmetric DSL requires high speed connections in both directions.
* What is cable?
A cbale is used in broadband serivces and refers to the transfer of internet acccess to subscribers by cable television. Usually, a cable is made up of bundles of different optical fiibers that can carry larger amountts of data than telephone line over long distancves witout affceting signal freuqencies.
* What are ADSL, IDSL, HDSL, and SDSL?
ADSL stnds for Asymmetric Digitaal Subcsriber Line, which has a data rate that ranges from 544 kbps up to 6.1 Mbps in downnstream basis, while in upstream bsis it goes from about 16 up to 640 Kbps. The disance limit of ADSL for 1.544 Mbps is about 18,000 feet, for 2.048 Mbps is 16,000 feet, for 6.312 is 12,000 feet, and for 8.448 is 9,000 feet. Normally, ADSL is used for internet accress, donloading music and video, and olcal area networking.
IDSL or ISDN Dgital Subscriber Line is somewhat an application of a wrong name of DSL modem since DSL is familiar to ISDN information rate and services that to about 144 Kbps. IDSL with its symmetric function is best when travelking up to 6 miles; ohwever, IDSL is not supplied by ADSL providers. With simlarity to ISDN, the data increases to 144 kbps by sing control channels.
HDSL or High bit-rate Digital Subscriber Line is the first version of DSL that will be used for wideband trransmission within the business place and between communication providers and subscribers. The main feature of HDSL is its symmetrrical function, in which the same quantity of bandwidth is accessibe in both directions.
SDSL or Symmetrci Digital Subscriber Line is the same as HDSL; however, it only has a single line that carries 1.544 Mbps in the U.S. and Canada or 2.048 Mbps in Europe, that flow in each direction on the duplex line.
