lo        no wireless extensions.

eth0      no wireless extensions.

wmaster0  no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:"tn5"  
          Mode:Managed  Frequency:2.437 GHz  Access Point: 00:1B:11:A7:E8:C6   
          Bit Rate=54 Mb/s   Tx-Power=20 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Encryption key:0000-1C0E-0100-0000-0000-2611-0000-4091-1F05-2000-1B00-16FE-0100-06F2-8407-AD06 [2]
          Power Management:on
          Link Quality=69/70  Signal level=-41 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0