issues with Intel Pro/1000 and 1000baseTX
Bill Moran
wmoran at potentialtech.com
Thu May 14 19:33:38 UTC 2009
In response to James Tanis <jtanis at mdchs.org>:
> Bill Moran wrote:
>
> > Replace the cable. If the cable is marginal, autoneg will downgrade the
> > speed to ensure reliability. Use a cable that you know will produce
> > 1000baseTX because you've tested it on other systems.
> >
> Well, I don't have any verified working cable of the appropriate length
> so I simply switched out the cables for the main server and the backup
> server. They are both cat6 cables crimped with cat5e modules by me. For
> what reason (bad crimp job?) that seemed to fix the issue.
QC on patch cables is sketchy. Most places are usually good, but
even the best companies will have a bad crimp every now and again.
Add to that how they are generally handled ... I mean, statistically
there's a good chance that cable was on the floor and someone stepped
on it or something ...
--
Bill Moran
http://www.potentialtech.com
http://people.collaborativefusion.com/~wmoran/
More information about the freebsd-questions
mailing list