The Cause Of HW Mac Address To 00:00:00:00:00:00
(Doc ID 2388359.1)
Last updated on MAY 13, 2020
Applies to:Exadata Database Machine X2-2 Hardware - Version All Versions and later
Information in this document applies to any platform.
Investigate what could be the cause of HWaddr to 00:00:00:00:00:00 after the server was shutdown and the battery was replaced.
Form lspci we see the IB card is present:
19:00.0 InfiniBand: Mellanox Technologies MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE] (rev b0)
However we noticed the following messages:
Mar 14 18:33:46 CKdb01 kernel: Loading kernel module for a network device with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-ib0 instead
Mar 14 18:33:46 CKdb01 kernel: Loading kernel module for a network device with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-ib1 instead
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