[ "$(uci -q get network.globals.dhcp_default_duid)" != "auto" ] && exit 0

uci -q batch <<-EOF >/dev/null
	# DUID-UUID - RFC6355
	set network.globals.dhcp_default_duid="$(printf '%s%s' '0004' $(cat /proc/sys/kernel/random/uuid | sed -e 's/-//g'))"
	commit network
EOF

exit 0