Apr 21, 2011  · rhn proxy vs rhn satellite. Hi. in interval based on configuration in /etc/sysconfig/rhn. as Red Hat Network Proxy Server or Red Hat Network Satellite‚Ķ Currently upgrading one of existing HDF 2.1.2 cluster. Followed the instruction. finished all steps to upgrade Ambari related components (ambari server/ agent, infra, metrics, grafana etc and restart); restart the cluster and passed the service check for all services. Now planning to upgrade…