<network>
  <name>default</name>
  <uuid>81ff0d90-c91e-6742-64da-4a736edb9a9b</uuid>
  <forward dev='eth1' mode='nat'>
    <interface dev='eth1'/>
  </forward>
  <bridge name='virbr0' stp='on' delay='0'/>
  <ip address='192.168.122.1' netmask='255.255.255.0'>
    <dhcp>
      <range start='192.168.122.2' end='192.168.122.254'>
        <lease expiry='200' unit='seconds'/>
      </range>
      <host mac='00:16:3e:77:e2:ed' name='a.example.com' ip='192.168.122.10'>
        <lease expiry='300' unit='seconds'/>
      </host>
      <host mac='00:16:3e:3e:a9:1a' name='b.example.com' ip='192.168.122.11'>
        <lease expiry='400' unit='seconds'/>
      </host>
    </dhcp>
  </ip>
</network>