I have X540-T2 adapter on ubuntu 14.04 server and netgear xs708e swich but at last one time in 24h I have link down messasge in console.
ixgbe 0000:04:00.0: eth0: NIC Link is Down
ixgbe 0000:04:00.0: eth0: NIC Link is Up 10 Gbps, Flow Control: RX/TX
ixgbe 0000:04:00.0: eth1: NIC Link is Down
ixgbe 0000:04:00.0: eth1: NIC Link is Up 10 Gbps, Flow Control: RX/TX
I updated to latest driver and firmware but no luck.
How to fix this problem?