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Re: [Xen-users] Bonded interfaces with trunk and iscsi SAN

To: Donny Brooks <dbrooks@xxxxxxxxxxxxxxxx>
Subject: Re: [Xen-users] Bonded interfaces with trunk and iscsi SAN
From: "Fajar A. Nugraha" <list@xxxxxxxxx>
Date: Thu, 17 Feb 2011 04:15:05 +0700
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On Thu, Feb 17, 2011 at 2:32 AM, Donny Brooks <dbrooks@xxxxxxxxxxxxxxxx> wrote:
> This is complicated with the bond+trunk. Basically what I need to happen is
> have a way to assign another IP to the bond0 interface. Being that I will
> have a very limited maintenance window to make this work, I would appreciate
> some feedback. One way I thought about doing it was to create a bond0:0
> interface and add the SAN ip stuff to it. Should this work?

With your setup? No. Since you already carve-out bond0.20, all traffic
on vlan20 will go there.

> ifcfg-bond0
> ifcfg-bond0.20
> ifcfg-br20

> Vlan20 is the SAN vlan and it has on it. In debian I know how to
> accomplish this since you use the vmbrX interface and give it an IP. However
> I am not 100% sure how to do this in centos. I appreciate any help on this.

Just put the IP on ifcfg-br20. Add the usual


I noticed that you put ip address on bond0. Is that on native vlan? If
not, you should also move it to ifcfg-br*.


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