Create an AP (Access Point) at any channel. More information: https://github.com/oblique/create_ap.
create_ap wlan0 eth0 access_point_ssid
create_ap wlan0 eth0 access_point_ssid passphrase
create_ap -n wlan0 access_point_ssid passphrase
create_ap -m bridge wlan0 eth0 access_point_ssid passphrase
create_ap -m bridge wlan0 br0 access_point_ssid passphrase
create_ap wlan0 wlan0 access_point_ssid passphrase
create_ap --driver wifi_adapter wlan0 eth0 access_point_ssid passphrase