lo        no wireless extensions.

eth0      no wireless extensions.

wmaster0  no wireless extensions.

wlan0     IEEE 802.11abg  ESSID:"o2_home"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: 00:13:49:C5:8B:06   
          Bit Rate=54 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:A77D-F2D0-9A3E-A94C-048B-0F80-6C24-ADF0-B858-6AB1-C0E7-90A9-6E12-CDE6-F084-2EDA [2]
          Power Management:off
          Link Quality=42/70  Signal level=-68 dBm  Noise level=-127 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0