kasra@HomePC:~$ iwconfig
lo no wireless extensions.
eth1 no wireless extensions.
eth0 IEEE 802.11b/g ESSID:"2KHome" Nickname:"Broadcom 4306"
Mode:Managed Frequency=2.472 GHz Access Point: Invalid
Bit Rate=1 Mb/s Tx-Power=15 dBm
RTS thr:off Fragment thr:off
Link Quality=0/100 Signal level=-256 dBm Noise level=-256 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
kasra@HomePC:~$ iwlist scan
lo Interface doesn't support scanning.
eth1 Interface doesn't support scanning.
eth0 No scan results
kasra@HomePC:~$