While performing the reboot tests on my system, with OS SLES 12 SP5.Observed: Network status shows as "Not connected". After a AC power on and off, then the network works fine. Issue occurs after doing around 75 reboots.dmesg dump shows be2net 0000:04:00.0 eno1: Link is Down -> 04 is PCI Bus number of the LAN card and 00 is PCI device number 0 is PCI function numer which is B|D|F 04|00|0. IPv6: ADDRCONF(NETDEV_UP): eno1: link is not ready -> link shows not ready.Any pointers will be of great help and many thanks in advance!.B.RKarthick