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I see.  I am running Ubuntu 12.04.  I do need them physically isolated
since the primary purpose for my cluster is for use with some experimental
network hardware.

Thanks for your reply.  I'll see what I can find.

-Mark

On Tue, Jul 31, 2012 at 11:27 AM, Mark Lehrer <mark at knm.org> wrote:

> compute nodes.  How would I go about bridging each VLAN to a separate
>> interface on the compute nodes?
>>
>
> This is a distro-specific question and can get a bit complex.
>
> Do you have a problem with just bonding the two interfaces together with
> 802.3ad/ifslave/whatever and then putting the VLAN tags on the bond?  I
> typically do this unless there is a performance or security reason not to.
>
> If you want the interfaces physically separate you have to use your
> distro-specific method to assign the vlan tags to the interfaces (e.g.
> eth0.400 and eth1.500 for vlans 400 and 500) and then put those interfaces
> into br400 and br500 respectively.  In Red Hat type distros you have a
> bunch of /etc/sysconfig/network-**scripts/ifcfg-... files, and on debian
> type distros you will have one big heinous /etc/network/interfaces.
>
> You should be able to google and find tons of examples of each.
>
> Mark
>
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