linux-kernel - Re: Handling of multiple DHCP OFFERs

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Message-ID: <4E8A46E9.2070509@genband.com>
Date:	Mon, 03 Oct 2011 17:36:09 -0600
From:	Chris Friesen <chris.friesen@...band.com>
To:	David Miller <davem@...emloft.net>
CC:	johnmusbach1@...il.com, linux-kernel@...r.kernel.org
Subject: Re: Handling of multiple DHCP OFFERs

On 10/03/2011 05:21 PM, David Miller wrote:
> From: John Musbach<johnmusbach1@...il.com>
> Date: Mon, 3 Oct 2011 23:18:06 +0000 (UTC)
>
>> Hello, I am configuring a network that'll have multiple DHCP servers
>> and I was wondering how Linux handles receiving multiple DHCP OFFERs?
>> More specifically, how does it choose which one to prefer and how long
>> will it wait for a answer from a preferred server if the other server
>> answers first? Thanks.
>
> There are multiple userspace implementations of DHCP, and the kernel
> does not usually get involved at all.  You'll therefore have to ask
> the folks who write and maintain the various DHCP implementations.

What about netbooting?  Or are you expecting people to use initramfs 
with a userspace implementation?

Chris

-- 
Chris Friesen
Software Developer
GENBAND
chris.friesen@...band.com
www.genband.com
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