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From: Peter Risdon <peter@circlesquared.com>
To: Ted Mittelstaedt <tedm@toybox.placo.com>
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Date: Mon, 21 Feb 2005 12:04:32 +0000
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cc: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org>
cc: Chris Knipe <savage@savage.za.org>
Subject: RE: high latency
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On Mon, 2005-02-21 at 03:48 -0800, Ted Mittelstaedt wrote:
> > 
> > On Mon, 2005-02-21 at 11:52 +0200, Chris Knipe wrote:
> > > Hi,
> > > 
> > > I have 4 FreeBSD Servers connected to a Cisco 2950 all doing 
> > inter-VLAN 
> > > routing.  Everything is working right, but one server is 
> > getting absurdly 
> > > high latency through the VLANs.
> > 
> > [...]
> > 
> > > Now, the problematic box is running a RealTek card,
> > 
> > Ugh. You don't say which one, but I just cured a prob with nfs by
> > replacing a brand new Realtek card with an old digital NIC that was
> > lying around. Not for the first time, I vow never to use Realtek cards
> > again.
> > 
> 
> Realteks seem to have a problem detecting and setting up for the correct
> speed/duplex.  (The 10/100 versions, that is)  If you leave them in AUTO
> negotiation mode they only work right if connected to a 10/100 switch.
> Otherwise if you have problems they work fine if you hard code the
> speed/duplex in the /etc/rc.conf file.

I still feel an aversion to the rl cards, but thanks very much for the
tip.

Peter.