While formatting the system to install the upgraded version of RHEL, intermittently system hostname set to localhost.localdomain rather than actual hostname after installation?

Solution Verified - Updated -

Issue

  • The systems are in a secured environment with RHEL plus third-party applications installed on it shipped to their customers worried about "while formatting the system to install the upgraded version of RHEL, intermittently it uses localhost.localdomain as default hostname rather than the expected actual hostname after installation.

Environment

  • Red Hat Enterprise Linux 7.

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