root@tosh:/home/lwp#   iwconfig
eth0      no wireless extensions.

wlan0     IEEE 802.11bgn  ESSID:off/any
          Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm
          Retry short limit:7   RTS thr=2347 B   Fragment thr:off
          Encryption key:off
          Power Management:off

lo        no wireless extensions.

root@tosh:/home/lwp#