150Mbps Wireless PCI Adapter User Guide
Appendix Glossary
Ⅰ
WLAN
Wireless Local Area Network
802.11 A
family of specifications developed by the IEEE for
WLAN technology.
802.11a An
extension to 802.11 WLAN standard that provides up
to 54 Mbps transmission in the 5 GHz UNI radio band.
802.11b An
extension to 802.11 WLAN standard that provides up
to 11 Mbps transmission in the 2.4 GHz ISM radio band. 802.11b
uses DSSS modulation.
802.11e
It defines the QoS
（
quality-of-service
）
of WLAN, for
example, VOIP.
802.11g
An extension to 802.11 WLAN standard that provides up
to 54 Mbps transmission in the 2.4 GHz ISM radio band. 802.11b
uses OFDM modulation and is backwards compatible with
802.11b.
WEP
Wired Equivalent Privacy. A security protocol for WLANs
defined in the IEEE 802.11 standard.
WPA
Wireless Protected Access
，
adopts rotating keys.
RSN
Robust Security Network
，
A substitute for WPA, and it
adopts 802.1x standard and advanced encryption
ICS
Microsoft Internet Connection Sharing enables multi-
-39-
