wlan0     IEEE 802.11abgn  ESSID:"opennet2"  
          Mode:Managed  Frequency:2.462 GHz  Access Point: 00:1F:1F:08:97:57   
          Bit Rate=11 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=40/70  Signal level=-70 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:315   Missed beacon:0