eth0      no wireless extensions.

lo        no wireless extensions.

wlan0     IEEE 802.11bg  ESSID:<hidden>
          Mode:Managed  Frequency:2.412 GHz  Access Point: <hidden>
          Bit Rate=12 Mb/s   Tx-Power=20 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=38/70  Signal level=-72 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:407  Invalid misc:80   Missed beacon:0