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Re: [Xen-users] Scripting and Gratutious Arp on Live Migration

from [Tim Post] [Permanent Link][Original]
To: Robert Dunkley <Robert@xxxxxxxxx>
Subject: Re: [Xen-users] Scripting and Gratutious Arp on Live Migration
From: Tim Post <echo@xxxxxxxxxxxx>
Date: Wed, 19 Nov 2008 21:12:08 +0800
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Hi Robert,

On Wed, 2008-11-19 at 13:01 +0000, Robert Dunkley wrote:
> Does anyone know what is responsible for sending the gratuitous arp
> after live migration? Is it part of the network-script of vif-script?
> 
> The SAQ Group

As far as I know, nothing does. Are you specifying a static MAC address
for your guests? This should eliminate arp cache headaches. Otherwise,
depending on your router, you'll have a ~9 minute lag.

Cheers,
--Tim



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