On Thu, 26 Jul 2001, Kenneth Stephen wrote:
> I am using the 3CSOHO100-TX card from 3Com and the 3c59x driver
> for it. The card is a 10 / 100 Mbps card, yet when I connect its output to
> my (Motorla) cablemodem (which should at most require 10 Mbps, right?), I
> have problems with it. If the insmod is done with no options, I see an
> error free interface reported by ifconfig, but the number of collisions
> are non-zero.
Why is that a problem? Collisions ("contention events") are normal with
Ethernet.
> If I insmod with full_duplex=1, then there are no collisions
> reported, but I get a huge number of recieve frame errors.
This is exactly what you would expect with a duplex mismatch.
Forcing full duplex is almost always a mistake.
> Is this a
> problem card (i.e. should I get another card type) or am I doing something
> wrong?
Unless there is some problem you haven't reported, the system was
working correctly.
Donald Becker becker@scyld.com
Scyld Computing Corporation http://www.scyld.com
410 Severn Ave. Suite 210 Second Generation Beowulf Clusters
Annapolis MD 21403 410-990-9993
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