lo        no wireless extensions.

eth0      no wireless extensions.

vboxnet0  no wireless extensions.

wwan0     no wireless extensions.

tun0      no wireless extensions.

wlan0     IEEE 802.11abgn  ESSID:"Xceptance W-LAN"  
          Mode:Managed  Frequency:2.452 GHz  Access Point: 00:04:0E:DA:8F:07   
          Bit Rate=1 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:on
          Link Quality=66/70  Signal level=-44 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0