Configuration Management

Like anything that requires to be setup, you would have to know the optimum configuration for maximize its use. A stage for a play would require specific props in certain places, the lights have to be correctly configured, etc. With IT systems, it is the same. To get the most out of your systems, the proper configuration is required. One mistake may lead to network errors or computers not being able to connect to the server and such. Basically, don't think "plug and play" when dealing with an IT system.