Comment # 22 on bug 1204162 from ulfbart

(In reply to Lin Ma from comment #21)
> (In reply to ulfbart from comment #20)
> 
> Actually, Even if the above one can workaround the issue, Using
> paravirtualized nic(virtio-net) is recommended.
> > > * Using virtio-net instead of e1000e/rtl8139.(vmdp-win driver is required)
> > > E.g.
> > > <interface type="network">
> > >   <mac address="xx:xx:xx:xx:xx:xx"/>
> > >   <source network="default"/>
> > >   <model type="virtio"/>
> > > </interface>

I changed interface to:

<interface type="network">
  <mac address="xx:xx:xx:xx:xx:xx"/>
  <source network="default"/>
  <model type="e1000e"/>
  <address type="pci" domain="0x0000" bus="0x06" slot="0x00" function="0x0"/>
</interface>

And now it worked again (before it was the rtl8139 used).