By: Vinayak Pandey

The author is a Red Hat Certified Engineer on RHEL6. Currently, he works as a freelance Linux trainer in Bareilly. He loves to explore open source technologies and has good knowledge of a number of open source tools like Joomla, Moodle and Wordpress. His blog https://www.hackstips.worpdress.com has a number of articles on Linux, the Internet and security.