lo        no wireless extensions.

eth0      no wireless extensions.

virbr2    no wireless extensions.

virbr3    no wireless extensions.

virbr0    no wireless extensions.

virbr1    no wireless extensions.

vboxnet0  no wireless extensions.

wlan0     IEEE 802.11bg  ESSID:"N8 Identity"  
          Mode:Managed  Frequency:2.422 GHz  Access Point: 00:1B:11:69:EF:83   
          Bit Rate=54 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=46/70  Signal level=-64 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:1  Invalid misc:18   Missed beacon:0