In our case, it was the driver. Google e1000e-1.6.2.tar.gz On Mon, Sep 26, 2011 at 6:56 AM, <m.roth at 5-cent.us> wrote: > Patrick Lists wrote: > > On 09/23/2011 12:54 PM, Volker Poplawski wrote: > >> Hi all, > >> > >> I'm facing a serious problem with the e100e kernel module for Intel > >> 82574L gigabit nics on Centos 6. > > > > I have also had problems with an Intel Gbit nic in a Dell Optiplex 760 > > using the e1000 module. If it would come up it would come up at 100Mbit > > speed. Only unplugging the LAN cable en reinserting it in the switch > > would sometimes result in the proper 1Gb speed. After replacing the 3Com > > Gbit switch with a DLink Gbit switch things started to work ok. > > > > As suggested, you could try out the e1000 kernel module form elrepo (if > > it works, good for you) but you may want to look into the switch too. > > Hmmm, we had a problem like that, but in our case, it was the NIC. If > someone's already asked this - I didn't read the list over the weekend - > ignore the request, but if not, while it's not working, what's the o/p of > ethtool eth<whatever> > > mark > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110926/ceb4ae2b/attachment-0005.html>