From: Gunther Mayer <gunther.mayer@gmx.net>
To: unlisted-recipients:; (no To-header on input)@localhost.localdomain
Cc: linux-kernel@vger.kernel.org
Subject: Re: Ethernet data corruption?
Date: Tue, 29 Jan 2002 17:53:34 +0100 [thread overview]
Message-ID: <3C56D38E.C7FD34B3@gmx.net> (raw)
In-Reply-To: <mailman.1012246740.9237.linux-kernel2news@redhat.com> <200201281956.g0SJuH725438@devserv.devel.redhat.com>
Pete Zaitcev wrote:
> > The other night, my friend was sending me a video over the internet.
> > We tried http, ftp, and other protocols, using different download
> > applications. It seemed to be corrupt, the same way, everytime. It
> > wouldn't work, and had a different md5sum than the "good" version on my
> > friend's computer. Eventually we got it working.
> >[...]
>
> Two things are likely:
>
> 1. a firewall mangles your TCP streams
>
> 2. something is wrong between the driver and the NIC.
3. An error source in the transmission path exchanging 0x00 0x00
against 0xff 0xff sequences will go undetected by TCP CRC.
"diff -u" onto "od"-output will help understanding your error pattern.
next prev parent reply other threads:[~2002-01-29 16:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.1012246740.9237.linux-kernel2news@redhat.com>
2002-01-28 19:56 ` Ethernet data corruption? Pete Zaitcev
2002-01-28 21:15 ` Kevin Breit
2002-01-29 16:53 ` Gunther Mayer [this message]
2002-01-28 20:40 Kevin Breit
2002-01-28 19:57 ` Alan Cox
2002-01-28 21:14 ` Kevin Breit
2002-01-28 19:58 ` Richard B. Johnson
2002-01-28 21:13 ` Kevin Breit
2002-01-28 20:01 ` Andrew Morton
2002-01-28 21:17 ` Kevin Breit
2002-01-28 20:20 ` Andrew Morton
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