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Re: [Xen-devel] using a different MAC in netfront than the one given by netback

On Mon, Aug 18, 2008 at 01:42:28PM +1000, James Harper wrote:
> Is there any problem if netfront (or Windows in my case) uses a
> different MAC address than the one given to it by netback? NLB (Network
> Load Balancing) appears to need to assign a Locally Administered Address
> to the network interface.
> The only issue I can think of is if iptables added rules on a MAC
> address basis, which it doesn't at least in 3.2.x...

This will break on Solaris dom0, where there's an implicit filter for
the MAC address assigned by the dom0 tools.

It might be useful to allow the guest to extend the set of unicast
addresses it receives in a manner similar to the multicast stuff (that
no-one else implements :-/).

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