From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefan Roese <sr@denx.de>
Date: Mon, 14 Nov 2005 16:19:31 +0100
Subject: [U-Boot-Users] Network problem in u-boot.
In-Reply-To: <20051114151228.76A1F352B1F@atlas.denx.de>
References: <20051114151228.76A1F352B1F@atlas.denx.de>
Message-ID: <200511141619.31441.sr@denx.de>
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To: u-boot@lists.denx.de

On Monday 14 November 2005 16:12, Wolfgang Denk wrote:
> > The problem is that sometimes the network in u-boot stops, e.g. just
> > getting TTT in a tftp transfer. I foud out that this occurs when another
> > packet not involed in the tftp fransfer arrives. It could be a
> > TCP-connect attempt from another host to u-boot or a ARP request. With a
> > network sniffer I can se that u-boot still send data, but all data
> > ariving is never processed. A reset of the board is needed to get it up
> > and running again.
> >
> > The board is a custom bord whith AMCC440ep based on bamboo.
>
> I cannot confirm this. I just tested approx. 20 downloads on a bamboo
> board without any such problems.
>
> What exactly is your network configuration? 10 / 100 Mbps? FD / HD?
> IP addresses? Netmask?

And do you use a valid MAC address? Did you try to enable debugging in the 4xx 
ethernet driver? If not, please do this and post some results here.

Viele Gr??e,
Stefan