{% set ip4hex = item.value.ipv4_network | ipaddr('net') | ipaddr(magic) | ipaddr('address') | ip4_hex() -%}
{% set mac = '0201' + ip4hex -%}
#
# {{ ansible_managed }}
#
auto {{ item.key }}BAT
iface {{ item.key }}BAT inet manual
	pre-up		/sbin/ip link add name $IFACE type batadv
	pre-up		/sbin/ip link set address {{ mac | hwaddr('linux') }} dev $IFACE
	pre-up		/sbin/ip link set dev {{ item.key }}0 master $IFACE
	pre-up		/sbin/ip link set up dev $IFACE
	post-up		/sbin/ip addr flush dev $IFACE
	post-up		/usr/sbin/batctl -m $IFACE it {{ item.value.batman.it }}
	post-up		/usr/sbin/batctl -m $IFACE gw {{ item.value.batman.gw }}
	post-up		/usr/sbin/batctl -m $IFACE mm {{ item.value.batman.mm }}
	post-up		/usr/sbin/batctl -m $IFACE dat {{ item.value.batman.dat }}
	post-down	/sbin/ip link set dev {{ item.key }}0 nomaster
	post-down	/sbin/ip link delete $IFACE 2>&1 || true