-device scsi-disk,bus=scsi0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0-0-0-0,\
id=scsi0-0-0-0 \
-device virtio-net-pci,vlan=0,id=net0,mac=52:54:00:09:a4:37,bus=pcie.0,addr=0x2 \
--net user,vlan=0,name=hostnet0
+-net user,vlan=0,name=hostnet0 \
+-device virtio-net-pci,vlan=1,id=net1,mac=52:54:00:09:a4:38,bus=pci.2,addr=0x1 \
+-net user,vlan=1,name=hostnet1
<model type='virtio'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
</interface>
+ <interface type='user'>
+ <mac address='52:54:00:09:a4:38'/>
+ <model type='virtio'/>
+ <address type='pci' domain='0x0000' bus='0x02' slot='0x01' function='0x0'/>
+ </interface>
</devices>
</domain>