| W3C |
World Wide Web Consortium |
| WAN |
Wide Area Network. Geographically dispersed telecommunications network. Includes public or shared-user networks. Broader telecommunications structure than LAN. |
| WAP |
Wireless Application Protocol. Standardized communications protocols for using wireless devices (phones, radios) for Internet access. See Wireless. |
| WAR |
WLAN Access Router. Manages traffic into and out of a wireless LAN. |
| WASP |
Wireless Application Service Provider |
| WASU |
Wireless Access Subscriber Unit |
| WATM |
Wireless ATM |
| WATS |
Wide Area Telephone Service |
| WDM |
Optical Wavelength Division Multiplexing |
| WEP |
Wired Equivalent Privacy. First security system for 802.11 WLAN. Has known security weaknesses in the algorithm and the use of fixed keys. WEP derives a 64 bit RC4 key from a 40 bit AP-specific key and a 24-bit IV that is unique to the session. Compare with WPA |
| Wideband |
Broadband. |
| WiFi |
Wireless Fidelity. See 802.11b. |
| WiMAX |
Wireless industry coalition for advancement of 802.16 standards for broadband wireless access (BWA) networks. Range of up to 30 miles, mostly deployed in 10-mile cells. Shared data-transfer rates of up to 75 Mbps per single channel. See 802.16, BWA. |
| Wireless |
Telecommunications in which electromagnetic waves (rather than some form of wire) carry signal over part or all of communication path. |
| WISP |
Wireless Internet Service Provider. Offers WLAN services including service specific hot spots and roaming services. |
| WLAN |
Wireless Local Area Network. Mobile user connects to company’s LAN via wireless (radio) connection. 802.11 standard specifies WLAN technologies. |
| WLL |
Wireless Local Loop. See FWA |
| WTA |
Wireless Telephony Applications |