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Glossary
Wireless LAN (WLAN)
Wireless LANs are local area networks that use wireless communications for transmitting data. Transmissions are usually in the 2.4 GHz band. WLAN devices do not need to be lined up for communications like infrared devices. WLAN devices use routers which are connected to the wired LAN and provide connectivity to the LAN. The radio frequency of WLAN devices is strong enough to be transmitted through
WAN
WAN (Wide Area Network) is a communications network that covers a wide geographic area such as a country (contrasted with a LAN, which covers a small area such as a company building).
WPA
WPA (WiFi Protected Access) is an enhanced security specification to increase the level of access control and data protection for wireless data networks. WPA authentication requires that an authentication server authenticate all client adapters before being allowed access to a wire- less network. This authentication mode is designed for enterprise applications requiring very high levels of security.
WPA-PSK
Authentication mode enables the user to configure a type of client authentication used for acquiring access to the wireless network. The
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