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* '''ADSL''' - Asymmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which greater provision is made for downstream data transfer than upstream.
 
* '''ADSL''' - Asymmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which greater provision is made for downstream data transfer than upstream.
 +
* '''LAN''' - Local Area Network. A network of computers and associated devices which is entirely within a limited area, such as a house, school or office building.
 
* '''SDSL''' - Symmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which equal provision is made for downstream and upstream data transfer.
 
* '''SDSL''' - Symmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which equal provision is made for downstream and upstream data transfer.
 +
* '''WAN''' - Wide Area Network. A telecommunications network which covers a broad area and links together several localities.
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* '''Wi-Fi''' or '''WiFi''' - A means of linking together electronic devices by wireless. Can be used within a LAN or to connect to a WAN by means of a hotspot.

Revision as of 16:37, 28 December 2011

A collection of technical terms and abbreviations.

Technical terms

  • Downstream - Refers to the movement of data towards the user from a remote location.
  • Upstream - Refers to the movement of data away from the user towards a remote location.


Abbreviations

  • ADSL - Asymmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which greater provision is made for downstream data transfer than upstream.
  • LAN - Local Area Network. A network of computers and associated devices which is entirely within a limited area, such as a house, school or office building.
  • SDSL - Symmetric Digital Subscriber Line. A protocol for broadband connections over telephone lines, in which equal provision is made for downstream and upstream data transfer.
  • WAN - Wide Area Network. A telecommunications network which covers a broad area and links together several localities.
  • Wi-Fi or WiFi - A means of linking together electronic devices by wireless. Can be used within a LAN or to connect to a WAN by means of a hotspot.