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From: Aras Vaichas <arasv@magtech.com.au>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH] DHCP request fix for Windows Server 2003
Date: Wed, 26 Mar 2008 09:47:11 +1100	[thread overview]
Message-ID: <47E980EF.9070007@magtech.com.au> (raw)
In-Reply-To: <47E9802D.8000205@magtech.com.au>

Aras Vaichas wrote:
> This patch fixes a problem I had with a client who was getting DHCP
> request retries with our network device and their DHCP server.
>
> It turns out that their Windows Server 2003 DHCP server couldn't handle
> fast DHCP transactions and it just "forgets" some of them. I verified
> this with my own Windows Server 2003 install and a network analyser
> (Ethereal/Wireshark). It seems that a small, lean 200MHz embedded system
> is too fast for a Windows Server 2003 system running on a 2GHz+ machine.
> Go figure.
>
> Adding a small (50ms) delay fixes this problem nicely and it only adds a
> small amount of overhead in comparison to the DHCP request timeouts and
> retries.
>
> NOTE: This patch is ported from my old 1.1.3 U-Boot system. I have not
> retested it with 1.3.2 U-Boot against Windows Server 2003. The patch is
> very small and simple, so I don't think should be necessary.
>
> I can retest this functionality if you wish, but it will require me to
> reinstall Windows Server and set everything up again.
>
>   
Signed-off-by: Aras Vaichas <arasv@magtech.com.au>


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  reply	other threads:[~2008-03-25 22:47 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-25 22:43 [U-Boot-Users] [PATCH] DHCP request fix for Windows Server 2003 Aras Vaichas
2008-03-25 22:47 ` Aras Vaichas [this message]
2008-03-30  4:12   ` Ben Warren
2008-04-01  1:22     ` Aras Vaichas

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