libvirt/tests/qemuxmlconfdata/net-isolated-port.xml

<domain type='qemu'>
  <name>q35-test</name>
  <uuid>11dbdcdd-4c3b-482b-8903-9bdb8c0a2774</uuid>
  <memory unit='KiB'>2097152</memory>
  <currentMemory unit='KiB'>2097152</currentMemory>
  <vcpu placement='static' cpuset='0-1'>2</vcpu>
  <os>
    <type arch='x86_64' machine='q35'>hvm</type>
    <boot dev='hd'/>
  </os>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>destroy</on_crash>
  <devices>
    <emulator>/usr/bin/qemu-system-x86_64</emulator>
    <disk type='block' device='disk'>
      <source dev='/dev/HostVG/QEMUGuest1'/>
      <target dev='sda' bus='sata'/>
      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
    </disk>
    <controller type='pci' index='0' model='pcie-root'/>
    <interface type='network'>
      <mac address='52:54:00:d6:c0:0b'/>
      <source network='nat-network;plug-network-basic'/>
      <port isolated='yes'/>
      <model type='virtio'/>
    </interface>
    <video>
      <model type='qxl' ram='65536' vram='32768' vgamem='8192' heads='1'/>
    </video>
    <memballoon model='none'/>
  </devices>
</domain>