<interface type='bridge' name='br0'>
  <protocol family='ipv4'>
    <ip address='10.10.20.123' prefix='24'/>
  </protocol>
  <protocol family='ipv6'>
    <ip address='fe80::d267:e5ff:fefe:a48' prefix='64'/>
  </protocol>
  <bridge>
  </bridge>
</interface>