root@OpenWrt:/# wlanconfig ath0 destroy
root@OpenWrt:/# wlanconfig ath create wlandev wifi0 wlanmode sta
ath0
root@OpenWrt:/# iwlist ath0 scan
ath0      Interface doesn't support scanning : Invalid argument

root@OpenWrt:/# ifconfig ath0 up
root@OpenWrt:/# iwlist ath0 scan
ath0      Scan completed :
          Cell 01 - Address: 00:18:0A:01:13:26
                    ESSID:"meraki"
                    Mode:Master
                    Frequency:2.412 GHz (Channel 1)
                    Quality=65/94  Signal level=-30 dBm  Noise level=-95 dBm
                    Encryption key:off
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s
                              11 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s; 36 Mb/s
                              48 Mb/s; 54 Mb/s
                    Extra:bcn_int=244
                    Extra:wme_ie=dd180050f2020101860002a3400027a4000042435e0062322f00
                    Extra:ath_ie=dd0900037f01010020ff7f
          Cell 02 - Address: 00:13:10:2B:15:9B
                    ESSID:"dodonet"
                    Mode:Master
                    Frequency:2.437 GHz (Channel 6)
                    Quality=38/94  Signal level=-57 dBm  Noise level=-95 dBm
                    Encryption key:on
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 9 Mb/s
                              12 Mb/s; 48 Mb/s
                    Extra:bcn_int=100

root@OpenWrt:/#