Oracle Linux: Manual Changes Made To /etc/hosts Or /etc/sysconfig/network-scripts/ifcfg-* Are Lost

(Doc ID 731609.1)

Last updated on JANUARY 11, 2018

Applies to:

Linux OS - Version Enterprise Linux 4.0 and later
Linux Itanium
Linux x86-64
Linux x86
Linux Itanium Linux x86-64
*** 2018-01-11 Reviewed for currency ***
*** 2016-01-05 Reviewed for currency ***
*** 2016-10-06 Reviewed for currency ***

Symptoms

You directly edit the /etc/hosts file, the /etc/resolv.conf file, or the /etc/sysconfig/network-scripts/ifcfg-* files.

After a few minutes or a reboot, your changes are lost and the files revert to a previous form.

Cause

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