TP-Link TL-WN321G User Manual

Page 22

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TL-WN321G

54M Wireless USB Adapter User Guide

integrity, and security. In other words, more bandwidth is consumed than in the case

of narrowband transmission, but the trade off produces a signal that is, in effect,

louder and thus easier to detect, provided that the receiver knows the parameters of

the spread-spectrum signal being broadcast. If a receiver is not tuned to the right

frequency, a spread-spectrum signal looks like background noise. There are two

main alternatives, Direct Sequence Spread Spectrum (DSSS) and Frequency

Hopping Spread Spectrum (FHSS).

¾

SSID - A Service Set Identification is a thirty-two character (maximum) alphanumeric

key identifying a wireless local area network. For the wireless devices in a network to

communicate with each other, all devices must be configured with the same SSID.

This is typically the configuration parameter for a wireless PC card. It corresponds to

the ESSID in the wireless Access Point and to the wireless network name.

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WEP (Wired Equivalent Privacy) - A data privacy mechanism based on a 64-bit or

128-bit or 152-bit shared key algorithm, as described in the IEEE 802.11 standard.

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Wi-Fi - A trade name for the 802.11b wireless networking standard, given by the

Wireless Ethernet Compatibility Alliance (WECA, see http://www.wi-fi.net), an

industry standards group promoting interoperability among 802.11b devices.

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WLAN (Wireless Local Area Network) - A group of computers and associated

devices communicate with each other wirelessly, which network serving users are

limited in a local area.

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WPA (Wi-Fi Protected Access) - A wireless security protocol use TKIP (Temporal

Key Integrity Protocol) encryption, which can be used in conjunction with a RADIUS

server.

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