[tulip] asix supported, or not? 2.4 problems
Tue Jul 30 07:22:01 2002
On Tue, 30 Jul 2002, Brett Dikeman wrote:
> At 3:27 PM -0400 7/29/02, Donald Becker wrote:
> > > cards(the V3 I believe), I get tons and tons of errors under even
> >> slight(100kB/sec) load, eventually the interface just completely
> >> stops responding to the world(anywhere from 10 minutes to an hour or
> >> two)...
> Hmm...its just a "dumb" 10/100 netgear switch...
That rules out the common forced-full-duplex at the switch.
> I tried monitoring the interface's link status with the --watch
> option to miidiag, nothing ever changed, so its not flip-flopping.
That rules out repeated autonegotiations.
> I just tried forcing the card to advertise half-duplex 10BaseT...same
> result, lots of dropped packets and frame errors.
And that hints (but doesn't confirm) that it's not a cable problem.
Most cables will work fine at 10baseT, but you need a Cat 5 cable to
work at 100baseTx.
> If it helps, dropped count:frame error is about a 5:1 ~ 6:1 ratio.
That's pretty bad.
> Oh...and the errors are always on the rx side, tx side is always
> I have a hub I can swap into place of the switch, might give that a try.
A quick and useful thing to try.
Donald Becker email@example.com
Scyld Computing Corporation http://www.scyld.com
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