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Oracle Linux: Ethernet Interfaces MAC Addresses Are Getting Changed After The VMware vMotion (Doc ID 2595569.1)

Last updated on FEBRUARY 26, 2020

Applies to:

Linux OS - Version Oracle Linux 6.10 to Oracle Linux 8.0 [Release OL6U10 to OL8]
Linux x86-64

Symptoms

On a VMware virtual machine which runs an Oracle Linux guest, the Ethernet Interface MAC Address is kept changing after the VMware vMotion.

Further details are found in the following:

1. Snip from the /var/log/messages:

Sep 24 22:28:22 vmware_guest_vm01 kernel: vmxnet3 0000:0b:00.0: eth0: NIC Link is Up 10000 Mbps
Sep 24 22:28:22 vmware_guest_vm01 kernel: vmxnet3 0000:13:00.0: eth1: NIC Link is Up 10000 Mbps
Sep 24 22:28:22 vmware_guest_vm01 kernel: udev: renamed network interface eth1 to eth2 
Sep 24 22:28:22 vmware_guest_vm01 kernel: udev: renamed network interface eth0 to eth3 
Sep 24 22:56:58 vmware_guest_vm01 /etc/sysconfig/network-scripts/ifup-eth: Device eth2 has different MAC address than expected, ignoring. 
Sep 24 22:57:09 vmware_guest_vm01 /etc/sysconfig/network-scripts/ifup-eth: Device eth3 has different MAC address than expected, ignoring. 

2. Before and After VMware vMotion:

Before vMotion:

Changes

Ethernet Interface MAC Address has changed after the VMwre vMotion.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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