我的無線網卡是ASUS USB-N11

經過編譯及安裝過後，得到的訊息如下：

[root@localhost mykeys]# uname -a
Linux localhost.localdomain 2.6.18-53.el5 #1 SMP Mon Nov 12 02:22:48 EST 2007 i686 i686 i386 GNU/Linux


[root@localhost mykeys]# dmesg |grep usb
usbcore: registered new driver usbfs
usbcore: registered new driver hub
usbcore: registered new driver hiddev
usbcore: registered new driver usbhid
drivers/usb/input/hid-core.c: v2.6:USB HID core driver
usb usb1: configuration #1 chosen from 1 choice
SELinux: initialized (dev usbfs, type usbfs), uses genfs_contexts
usb 1-2: new full speed USB device using ohci_hcd and address 2
usb 1-2: configuration #1 chosen from 1 choice
rtusb init --->
usbcore: registered new driver rt2870

[root@localhost mykeys]# lsmod |grep rt2870sta
rt2870sta             429396  0

[root@localhost mykeys]# ifconfig -a
eth0      Link encap:Ethernet  HWaddr 00:0B:CD:A7:C8:7A  
          inet addr:192.168.1.90  Bcast:192.168.1.255  Mask:255.255.255.0
          inet6 addr: fe80::20b:cdff:fea7:c87a/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:684720 errors:0 dropped:0 overruns:0 frame:0
          TX packets:669377 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:77527016 (73.9 MiB)  TX bytes:65296794 (62.2 MiB)
          Interrupt:10 Base address:0x8000

gre0      Link encap:UNSPEC  HWaddr 00-00-00-00-C1-BF-28-EA-00-00-00-00-00-00-00-00  
          NOARP  MTU:1476  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:8276 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8276 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:4097915 (3.9 MiB)  TX bytes:4097915 (3.9 MiB)

sit0      Link encap:IPv6-in-IPv4  
          NOARP  MTU:1480  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

[root@localhost mykeys]# iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

sit0      no wireless extensions.

gre0      no wireless extensions.

我的os是有抓到無線網卡的，驅動模組也有成功的掛上，但是無線網路界面沒有起來，請教一下有經驗的大大，這大概會是什麼原因呢？