[    1.673782] e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) 54:ee:75:51:52:00
[    1.673783] e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection
[    1.673821] e1000e 0000:00:19.0 eth0: MAC: 11, PHY: 12, PBA No: 1000FF-0FF
[ 6079.024417] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 6185.184488] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None
[ 6185.184522] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 6386.907137] e1000e: eth0 NIC Link is Down