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The Cause Of HW Mac Address To 00:00:00:00:00:00 (Doc ID 2388359.1)

Last updated on JUNE 21, 2018

Applies to:

Exadata Database Machine X2-2 Hardware - Version All Versions and later
Information in this document applies to any platform.

Symptoms

 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

Changes

 

Cause

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