Configuration management

<p>Configuration management becomes very useful when you have to manage more than 3-4 similar computers, since the job of having a correct and expected configuration is both not easy and boring, so it's easy to introduce errors while doing repetitive work.</p>
<p>The main tools used to achieve this goal today are a few:</p>
<ul>
<li><a class="external-link" href="http://www.cfengine.org">CFengine</a></li>
<li><a class="external-link" href="http://www.puppetlabs.com">Puppet</a></li>
<li><a c