<filter name='no-mac-broadcast' chain='ipv4' priority='-700'>
  <uuid>fc7b5f7d-d47f-4f23-834b-7cc9ccb0c134</uuid>
  <rule action='drop' direction='out' priority='500'>
    <mac dstmacaddr='ff:ff:ff:ff:ff:ff'/>
  </rule>
</filter>

