无线网卡linux驱动。该驱动实现了IEEE802.11的基本内容，包括BSS和IBSS模式，支持开放、共享、WPA-PSK和WPA2-PSK认证，以及WEP、TKIP、AES加密。-This is a linux device driver for Ralink RT3090 ABGN WLAN Card. This driver implements basic IEEE802.11. Infrastructure and adhoc mode with open or shared or WPA-PSK or WPA2-PSK authentication method. NONE, WEP, TKIP and AES encryption.