Introduction to WiFi Technology
WiFi is the shorthand term for a worldwide wireless networking technology standard. WiFi access points provide users within a designated range to have access to the network or Internet without cumbersome cables or other inconveniences.
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Definition
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The term WiFi includes any system that uses the 802.11 standard developed by the Institute of Electrical and Electronics Engineers in 1997.
Required Equipment
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To establish a Wi-Fi network, computers must be equipped with WiFi network cards that connect wirelessly to the Internet via a wireless router.
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Router
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When connected to the Internet through a modem, the router uses radio-based technology to distribute a wireless signal to all users within an established perimeter. Equipment that detects this signal can gain access to the Internet.
Extending the Signal
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To extend the perimeter where access is available, use a wireless signal booster. These are sold by online and in-store electronics retailers.
Security
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WiFi networks can be "open" or "closed." Anyone can access open networks, but closed networks require an intricate password for access.
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References
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Comments
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Nice written tutorials.
