From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aras Vaichas Date: Wed, 26 Mar 2008 09:47:11 +1100 Subject: [U-Boot-Users] [PATCH] DHCP request fix for Windows Server 2003 In-Reply-To: <47E9802D.8000205@magtech.com.au> References: <47E9802D.8000205@magtech.com.au> Message-ID: <47E980EF.9070007@magtech.com.au> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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 ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________