{% set ip4hex = item.value.ipv4_network | ipaddr('net') | ipaddr(magic) | ipaddr('address') | ip4_hex() -%}
{% set mac = '0200' + ip4hex -%}
#
# {{ ansible_managed }}
#
auto {{ item.key }}0
iface {{ item.key }}0 inet manual
	pre-up		/sbin/ip link add $IFACE type dummy
	pre-up		/sbin/ip link set address {{ mac | hwaddr('linux') }} dev $IFACE
	pre-up		/sbin/ip link set up dev $IFACE
	post-up		/sbin/ip addr flush dev $IFACE
	post-down	/sbin/ip link delete $IFACE 2>&1 || true