lo        no wireless extensions.

eth0      no wireless extensions.

irda0     no wireless extensions.

vboxnet0  no wireless extensions.

eth1      IEEE 802.11g  ESSID:"taoben"  
          Mode:Managed  Frequency:2.432 GHz  Access Point: 00:90:4C:7E:00:10   
          Bit Rate:54 Mb/s   Tx-Power=20 dBm   Sensitivity=8/0  
          Retry limit:7   RTS thr:off   Fragment thr:off
          Encryption key:50B7-29F0-BE93-0F7F-3DD0-98BC-EADA-D8F7-63A9-FEC2-20BB-59D9-2BB8-479F-6CBF-2D32   Security mode:open
          Power Management:off
          Link Quality=98/100  Signal level=-26 dBm  Noise level=-90 dBm
          Rx invalid nwid:0  Rx invalid crypt:1  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0