/etc/avahi/avahi-autoipd.action
/etc/dhcp/dhclient-enter-hooks.d/avahi-autoipd
/etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd
/etc/network/if-down.d/avahi-autoipd
/etc/network/if-up.d/avahi-autoipd