Webmin is a web-based interface for system administration. You can pretty much do anything with Webmin. It
is well worth installing.
Here is how you install it:
1. Download Webmin here
2. install it with the following command: rpm -ivh webmin*.rpm
3. To use it, just type the following in your browser: http://SERVER_IP:10000
For more info aqnd help go to their website, here.