root@OpenWrt:/# cat /etc/config/wireless
config wifi-device  wifi0
        option type     atheros
        option mode     11a
        option channel  44
#       option diversity 1
#       option txantenna 0
#       option rxantenna 0
#       option distance  2000
# disable radio to prevent an open ap after reflashing:
#       option disabled 1


config wifi-iface
        option device   wifi0
        option network  lan
        option mode     ap
        option ssid     OpenWrt-A
        option hidden   0
#       option txpower  15
#       option bgscan   enable
        option encryption psk2
        option key      foobarfoo

config wifi-device  wifi1
        option type     atheros
        option channel  5
#       option diversity 1
#       option txantenna 0
#       option rxantenna 0
#       option distance  2000
# disable radio to prevent an open ap after reflashing:
#       option disabled 1


config wifi-iface
        option device   wifi1
        option network  lan
        option mode     ap
        option ssid     OpenWrt-G
        option hidden   0
#       option txpower  15
#       option bgscan   enable
        option encryption psk2
        option key      foobarfoo