From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752061Ab1JCXjc (ORCPT ); Mon, 3 Oct 2011 19:39:32 -0400 Received: from exprod7og118.obsmtp.com ([64.18.2.8]:43898 "EHLO exprod7og118.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751674Ab1JCXjb (ORCPT ); Mon, 3 Oct 2011 19:39:31 -0400 Message-ID: <4E8A46E9.2070509@genband.com> Date: Mon, 03 Oct 2011 17:36:09 -0600 From: Chris Friesen User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.22) Gecko/20110906 Fedora/3.1.14-1.fc14 Lightning/1.0b3pre Thunderbird/3.1.14 MIME-Version: 1.0 To: David Miller CC: johnmusbach1@gmail.com, linux-kernel@vger.kernel.org Subject: Re: Handling of multiple DHCP OFFERs References: <20111003.192129.745977451712127515.davem@davemloft.net> In-Reply-To: <20111003.192129.745977451712127515.davem@davemloft.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 03 Oct 2011 23:36:10.0866 (UTC) FILETIME=[3B633520:01CC8225] X-TM-AS-Product-Ver: SMEX-8.0.0.4160-6.500.1024-18424.002 X-TM-AS-Result: No--11.165500-5.000000-31 X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/03/2011 05:21 PM, David Miller wrote: > From: John Musbach > 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@genband.com www.genband.com