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Openshift Pre-Install Validation Checklist

This document is designed to ensure your OpenShift cluster nodes are ready for the installation of OpenShift via the advanced ansible installer Ensure ssh keys are propagated for ansible installer DNS lookup on each node in your cluster DNS reverse lookup on each node OCP 3.3 install repos OCP 3.4 install repos Show the repos expected and enabled Are updates required before you install OpenShift Is subscription manager active To list all repos recognized by your rhel 7 nodes Ensure docker is enabled Ensure NetworkManager is enabled Check the sha256sum of a docker 1.