From owner-freebsd-questions  Thu Apr  8  7:33:16 1999
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From: Christopher Michaels <ChrisMic@clientlogic.com>
To: "'dg@root.com'" <dg@root.com>
Cc: "FreeBSD Questions (E-mail)" <questions@FreeBSD.ORG>
Subject: RE: Odd network performance via fxp0
Date: Thu, 8 Apr 1999 10:32:20 -0400 
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I checked ifconfig, and the media is autoselected.  I checked the man page
for fxp and lists "full-duplex" as it's only media option.

The machines are connected to a 10/100 auto-switching hub.

Should I manually set the card to 100BaseTX and try half-duplex anyway?
-Chris

> -----Original Message-----
> From:	David Greenman [SMTP:dg@root.com]
> Sent:	Wednesday, April 07, 1999 2:46 PM
> To:	Christopher J. Michaels
> Cc:	FreeBSD Questions (E-mail)
> Subject:	Odd network performance via fxp0
> 
> >Hello,
> > I have an intel ethernet express pro/100 in my FreeBSD 2.2.8 machine
> using
> >fxp0.  When I try and perform ftp transfers between that machine and the
> >other machines on my lan, I have some odd results.
> >FTP gets perform 5 to 10 times faster then ftp puts.  This isn't just
> ftp, I
> >have similar problems with other protocals as well.
> >
> >An example of sending/receiving several 5mb files turned out with these
> >numbers.
> > To the FreeBSD machine -> ~400KB/sec
> > From the FreeBSD machine -> 1100KB/sec
> >
> >Can anyone give me ideas with this?
> 
>    The first thing to check is the duplex setting - make sure the setting
> on FreeBSD matches the setting on the switch (or is half duplex if
> connected
> to a hub). Also, the above numbers suggest that you're connecting at just
> 10Mbps.
> 
> -DG
> 
> David Greenman
> Co-founder/Principal Architect, The FreeBSD Project -
> http://www.freebsd.org
> Creator of high-performance Internet servers -
> http://www.terasolutions.com
> 
> 
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