On Thu, Mar 19, 2015 at 2:04 PM, jacob jacob <opstkusr@xxxxxxxxx> wrote: > I have updated to latest firmware and still no luck. [...] > [ 61.554132] i40e 0000:00:06.0 eth2: the driver failed to link > because an unqualified module was detected. <<<<<<<<<<<<<<<<<<<< > [ 61.555331] IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready > So I assume you're getting traffic on the other port and it doesn't complain about "unqualified module"? Does the problem move if you swap the cables? The usual problem here is a QSFP connector that isn't compatible with the NIC. I don't have a pointer handy to the official list, but you should be able to get that from your NIC supplier. sln -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html