On 9/23/11, Volker Poplawski <volker at openbios.org> wrote: > Hi all, > > I'm facing a serious problem with the e100e kernel module for Intel > 82574L gigabit nics on Centos 6. > > The device eth0 suddenly stops working i.e. no more networking. When I > do ifconfig from console I get . . . > Bringing down the interface with ifconfig eth0 down and then ifconfig > eth0 up does not help. A reboot gets the interface back to normal. The > problem returns after some minutes, hours or a day. I had the same problem with an Intel Gigabit NIC and the e1000 module just last week on a fresh CentOS 6.0 install. Network will die for no explicable reason and fixable only by reboot. Problem was solved by following one of the threads in the CentOS forum IIRC, using the elrepo kmod drivers.