lo        no wireless extensions.

eth0      no wireless extensions.

vboxnet0  no wireless extensions.

wlan0     802.11bgn  ESSID:"U1OI5"  Nickname:"rtl8191SEVA2"
          Mode:Managed  Frequency=2.462 GHz  Access Point: 00:26:B8:1F:64:B8   
          Bit Rate=135 Mb/s   
          Retry:on   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=100/100  Signal level=-64 dBm  Noise level=-120 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0