file libvirt.xml

<domain type='qemu'>
    <uuid>501a0595-33b0-4803-af9e-76983e4ed397</uuid>
    <name>instance-0000000a</name>
    <memory>524288</memory>
    <os>
            <type>hvm</type>
            <boot dev="hd" />
    </os>
    <features>
        <acpi/>
    </features>
    <vcpu>1</vcpu>
    <devices>
        <disk type='file' device='disk'>
            <driver type='qcow2' cache='none'/>
            <source file='/var/lib/nova/instances/instance-0000000a/disk'/>
            <target dev='vda' bus='virtio'/>
        </disk>

        <interface type='bridge'>
            <source bridge='br100'/>
            <mac address='fa:16:3e:34:d4:94'/>
            <model type='virtio'/>
            <filterref filter="nova-instance-instance-0000000a-fa163e34d494">
                <parameter name="IP" value="10.10.10.36" />
                <parameter name="DHCPSERVER" value="10.10.10.33" />
            </filterref>
        </interface>