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Date: Fri, 20 Jun 1997 18:30:06 -0700 (PDT)
From: Tom Samplonius <tom@sdf.com>
To: sthaug@nethelp.no
cc: mango@staff.communique.net, hackers@freebsd.org
Subject: RE: SMC 9332BDT Help me please...
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On Sat, 21 Jun 1997 sthaug@nethelp.no wrote:

> > I just finished upgrading 3 servers to the SMC newer card, using the
> > latest drivers from http://www.3am-software.com (I think they are date
> > June 18).
> > 
> > The cards are performing alright on a 10baseT switch.  but.....
> > Whenever I move the cards to my 100baseTX hub, i get _verry poor_
> > performance.
> 
> Have you checked whether the switch believes the port to be in half or
> full duplex mode? Problems like these are typical symptoms of card and
> switch not agreeing about the duplex mode.
> 
> Steinar Haug, Nethelp consulting, sthaug@nethelp.no

  Yes, when connected to a hub, the card MUST be set to half-duplex.

Tom