<filter name='no-arp-ip-spoofing' chain='arp-ip' priority='-510'>
  <uuid>aa911a45-4122-451d-8fb0-11627fb83580</uuid>
  <rule action='return' direction='out' priority='400'>
    <arp arpsrcipaddr='$IP'/>
  </rule>
  <rule action='drop' direction='out' priority='1000'/>
</filter>

