If you have a number of 2.0.2 or 2.1 Server or Agent components to upgrade in an enterprise environment, you might want to follow these general steps to accomplish the upgrade.
Use a reputable configuration management tool to distribute and install the upgrade software. Examples include ZENworks Linux Management, ZENworks Configuration Management, and the Red Hat Network.
Configure the upgraded components on a base machine, then, use the configuration software to distribute the respective .conf files to the servers or nodes being upgraded.