If you have built a KVM lab like I did, you know what it means not to be able to connect to your VM because you made a mistake in your /etc/fstab file. This happened to everybody! Hopefully, there is…

If you want to test your new RHCSA skills, there is now a small quiz that requires only 5 minutes. Its purpose is not to replace the real exam but to challenge you on some specific points. This way, you…

If you want to test your RHCE knowledge, I have created a small quiz (it requires 5 minutes). It will not replace the real exam but will check some critical points. This way, you will remember them!

Some questions come regularly in Linux certifications forums: Do I need to set up iptables configuration or not ? In fact, it depends on the questions and the risk you want to take. If there is no mention of ports…

For those who are about to start their preparation for the RHCSA & RHCE exams, they need to think about creating a lab. This is not an easy task because you have to know various topics to do so. To…