[libvirt] XML network model type stripped on define.

[Daniel P. Berrange]

On Wed, Apr 15, 2009 at 11:08:54AM -0500, Adrian Garay wrote:
> Greetings!
> 
> I am currently testing Centos5.3, KVM-84, libvirt from the Centos
> default packages and a Vista 32 guest.  
> I am unfortunately experiencing difficulties with the default 
> realtek8139 network driver, the solution for which I've read 
> would be to change the emulated network device type to e1000.
> 
> When editing the xml file for my guest, I change:
> 
>     <interface type='bridge'>
>       <mac address='00:16:3e:38:a8:ad'/>
>       <source bridge='br0'/>
>     </interface>
> 
> to:
> 
>     <interface type='bridge'>
>       <mac address='00:16:3e:38:a8:ad'/>
>       <source bridge='br0'/>
>       <model type='e1000'/>
>      </interface>
> 
> and then doing a:
> 
> virsh --connect qemu:///system define /etc/libvirt/qemu/vista32.xml
> 
> The correct guest is updated, but the model type information I've 
> just added is stripped from my XML and I'm once again left with an
> 8139 emulated nic.
> 
> According to the command:
> qemu-kvm -net nic,model=? /dev/null
> 
> I should be able to use the e1000 driver.
> 
> My sincerest apologies if this is already known, or I'm missing something
> terribly obvious.  I am new to mailing lists (this would be my first!)

What libvirt version do you have ?  It sounds very much like it is too
old for the 'model' attribute

Daniel
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