See also
http://www.linux-kvm.com/content/tip-how-setup-windows-guest-paravirtual-network-drivers
On Thu, Apr 3, 2008 at 10:54 AM, Felix Leimbach <[EMAIL PROTECTED]>
wrote:
> > Thanks for your answer Haydn, but I did not understand the issue too.
> > Victor has explained my problem clearly, is kvm uncapable of running
> > the bridge at 1GBit if it is not a e1000 network card?
>
> Hey Miguel,
>
> what Haydn meant was to force qemu to *emulate* a e1000 NIC instead of the
> default RTL8139. That emulation is done by qemu in userspace and has
> absolutely nothing to do with your physical NIC por the bridge.
> Chosing a NIC is done with the "model=" parameter.
> kvm -net nic,model=e1000
>
> Even better performance-wise would be to use the new virtio interface
> which paravirtualizes your physical NIC instead of emulating one.
> For that, use:
> kvm -net nic,model=virtio
>
> Of course you'll need to install the corresponding drivers in your guest.
> The e1000 should be supported in every guest and for the virtio interface
> there are windows guest drivers (see the kvm-announce mailing list for that)
> as well as linux guest drivers included in kernel 2.6.25 upwards.
>
> By the way: This is good stuff f you're interested in hard disk
> performance, too: http://kvm.qumranet.com/kvmwiki/Virtio
>
> Felix
>
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