lo        no wireless extensions.

eth0      no wireless extensions.

vboxnet0  no wireless extensions.

pan0      no wireless extensions.

wlan0     IEEE 802.11g  ESSID:"unidadfamiliar"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: 00:13:10:D0:44:0E   
          Bit Rate=24 Mb/s   Tx-Power:32 dBm   
          RTS thr:2347 B   Fragment thr:2346 B   
          Encryption key:786F-7B48-A663-8819-48EA-0AE9-5B   Security mode:restricted
          Power Management:off
          Link Quality:35/100  Signal level:-73 dBm  Noise level:-96 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0