Prepare Your Cluster for Use with SMM Install or Upgrade Ambari, HDF, and HDPGet started with the SMM installation by preparing your target cluster. Your cluster must be managed by Ambari 2.7.0, and it can be an HDF 3.2 cluster, an HDP 3.0 cluster, or an HDP 3.0 cluster with HDF 3.2 services installed. Security SetupInstall the SMM REST admin server