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Re: [Xen-devel] veth0 stuff in -unstable?



> OK - so for a bridging setup, on d0, as I understand it from that script, 
> we're supposed to have 4(!) interfaces now:
> 
> eth0
> veth0
> vif0.0
> xen-br0
> 
> One thing I find odd is that it assigns the IP address to veth0, but 
> vif0.0 is the one that gets added to the bridge with eth0 - is that the 
> expected behavior?
> 
> How does veth0/vif0.0 relate to the physical device? Is it just another 
> entirely "virtual" device, or should I be able to take eth0 down, assign 
> the IP to veth0, and have things work?

veth0/vif0.0 is basically a two-interface (back-to-back) loopback
device. Packets transmitted on one interface are received on the other
(with appropriate copying and checksum-offload twiddling).

 -- Keir

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