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Date:      29 Sep 2000 08:56:01 -0400
From:      Lowell Gilbert <lowell@world.std.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: errors -tx underrun
Message-ID:  <44og171hni.fsf@lowellg.ne.mediaone.net>
In-Reply-To: rnera@optushome.com.au's message of "28 Sep 2000 13:30:45 +0200"
References:  <000001c02947$b694dd40$0200a8c0@rivrw1.nsw.optushome.com.au>

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rnera@optushome.com.au (Ryan Nera) writes:

> I've changed the nic on my gateway it used to be a realtek based card - rl0
> 10/100M 8139 chipset to compex fl100tx it has a dec chip on it but gets
> detected as an intel based 21141 card its also 10/100 it uses the dc0 driver
> 
> Now I get a message saying TX underrun -increasing TX threshold.. what does
> this mean...

It means the card ran out of data in the middle of a packet, so the
driver increased the point where the card would generate an interrupt
asking for more data.  This is not necessarily a problem.

> My download speeds have dropped considerable since...

*Probably* not related.  Substantial details (including your
definition of "considerable" are needed to diagnose this.  Check out
Greg Lehey's "How to get the best results from FreeBSD-questions"
(http://www.lemis.com/questions.html).


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