[Cialug] best supported/performing Ethernet adapter follow-up
Dave J. Hala Jr.
dave at 58ghz.net
Tue Jun 14 09:39:12 CDT 2005
I've had a number of non-intel gb cards (d-link) auto-negotiate half
duplex when connected to the Dell 10/100/1000 switches. To date I
haven't had that problem when using the intel/dell combination.
On Tue, 2005-06-14 at 09:17, Matt Millard wrote:
> On Tue, 14 Jun 2005 08:50:17 -0500, "Nathan C. Smith"
> <smith at ipmvs.com> said:
> > Seriously, the change made a noticeable difference. Thanks to all who
> > recommended Intel.
> > BTW, I had the presence of mind to disable the onboard network
> > controller before booting with the new card in place and when Redhat 9
> > booted KUDZU noticed the RHINE was gone and disabled it, found the
> > Intel and enabled it, and then asked if I wanted to migrate my
> > settings (oh yeah!). Worked great, probably saved me another 15
> > minutes of futzing with settings and checking things over. I've never
> > seen Windows do that.
> One thing to check that may help even more is to see what the card is
> actually running at. I know that a lot of our Intel cards come up 100
> half duplex with autonegotiate on. This doesn't work well in our
> environment where they expect everything to be 100 full autoneg off. You
> can check it out in RH9 with "ethtool eth0" or "mii-tool eth0". Read up
> on the man pages for setting it manually or in /etc/modules.conf add:
> alias eth0 e100
> options e100 e100_speed_duplex=4,4
> Matt Millard
> gocyclones at eml.cc
> Cialug mailing list
> Cialug at cialug.org
Open Source Information Systems (OSIS)
Dave J. Hala Jr. <dave at osis.us>
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