Date: Thu, 17 Feb 2000 13:36:15 -0800 From: Bill Sanborn <wsanborn@uswest.net> To: Mitch Collinsworth <mkc@Graphics.Cornell.EDU> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Interesting network situation. Owners of Linksys hubs may want to read Message-ID: <38AC69CF.EEE58BD4@uswest.net> References: <200002172122.QAA76858@benge.graphics.cornell.edu>
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Yep, that was it. The Windows (ugh...) box was automatically choosing
full duplex, rather than half. Thanks for the tip!!!!! The collision light
turns solid, but I do get my 2500k/sec transfer rate!
Mitch Collinsworth wrote:
> > What would be specific to FreeBSD that would cause the hub to go
> >ick? The MTU is set to 1500 on both stations, and only TCP/IP is running
> >on the OSR2 PC. The hub also verifies that both PCs have negotiated
> >100Mb connections. I've forced the xl0 device to a 100baseTX connection,
> >so I don't think it is autonegotiating itself to death. Another oddity
> >is that when I'm transferring files from FBSD to the Windows station,
> >using the hub, the collision light goes berserk. This seems like cruddy
> >firmware to me.
> >
> > If anyone has any ideas I would be really interested in reading
> >them.
>
> If I were to guess I'd say your NIC is getting set to full duplex.
> Hubs are half-duplex only. (You can't do full-duplex in a collision
> domain.)
>
> -Mitch
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