以降、Armbian版について説明
# ip link 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DEFAULT group default qlen 1000 link/ether 02:01:84:6a:ed:73 brd ff:ff:ff:ff:ff:ff 3: wlan0: <NO-CARRIER,BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state DORMANT mode DEFAULT group default qlen 1000 link/ether ac:83:f3:49:a2:d2 brd ff:ff:ff:ff:ff:ff
# wpa_passphrase <myssid> <password> > /etc/wpa_supplicant.conf
# wpa_supplicant -iwlan0 -c /etc/wpa_supplicant.conf