/usr/share/doc/hostapd/examples/hostapd.conf.gz/etc/hostapd/hostapd.confWireless adapters, like other physical devices (e.g. hard drives, mice) used with linux, require a driver to be software accessible.
| default | interface=wlan0 | Select AP mode device |
| required | driver=nl80211 | Pi builtin (Broadcom BCM43143) wifi adapter |
The Wifi network physical layer is similar to Family Radio Service
(FRS) walkie-talkies.
The ssid is the wifi call sign.
The access point and clients must use the same hw_mode
and channel,
and will gain speed and reliability if by luck (or monitoring)
other access points are NOT on the same channel.
| required | ssid=WIFINAME | unique in local radio space. |
| required | hw_mode=g | Select radio band. (g includes n) |
| required | channel=6 | Pick randomly (or to avoid other access points) Typically, 1, 6, or 11 |