root@spacewalk:~# iwconfig ath0
ath0      IEEE 802.11b  ESSID:""  
          Mode:Managed  Channel:0  Access Point: 00:00:00:00:00:00   
          Bit Rate:1 Mb/s   Tx-Power:0 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

root@spacewalk:~# iwpriv ath0 mode 0
root@spacewalk:~# iwconfig ath0
ath0      IEEE 802.11b  ESSID:""  
          Mode:Managed  Channel:0  Access Point: 00:00:00:00:00:00   
          Bit Rate:0 kb/s   Tx-Power:0 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

root@spacewalk:~# iwpriv ath0 mode 1
root@spacewalk:~# iwconfig ath0
ath0      IEEE 802.11b  ESSID:""  
          Mode:Managed  Channel:0  Access Point: 00:00:00:00:00:00   
          Bit Rate:6 Mb/s   Tx-Power:0 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

root@spacewalk:~# iwpriv ath0 mode 2
root@spacewalk:~# iwconfig ath0
ath0      IEEE 802.11b  ESSID:""  
          Mode:Managed  Channel:0  Access Point: 00:00:00:00:00:00   
          Bit Rate:1 Mb/s   Tx-Power:0 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0

root@spacewalk:~# iwpriv ath0 mode 3
root@spacewalk:~# iwconfig ath0
ath0      IEEE 802.11b  ESSID:""  
          Mode:Managed  Channel:0  Access Point: 00:00:00:00:00:00   
          Bit Rate:1 Mb/s   Tx-Power:0 dBm   Sensitivity=0/3  
          Retry:off   RTS thr:off   Fragment thr:off
          Encryption key:off
          Power Management:off
          Link Quality=0/94  Signal level=-95 dBm  Noise level=-95 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:0   Missed beacon:0