[root@localhost ~]# /sbin/iwconfig
lo        no wireless extensions.

eth0      no wireless extensions.

sit0      no wireless extensions.

eth1      IEEE 802.11b/g  ESSID:"academy"  Nickname:"localhost.localdomain"
          Mode:Managed  Frequency=2.484 GHz  Access Point: Invalid
          Bit Rate=11 Mb/s
          RTS thr:off   Fragment thr:off
          Encryption key:off