Configure FirewallD in RHEL/CentOS 7 and Fedora 21/22
In a previous post I’ve showed how to disable firewalld and roll back to our favorite post-systemd iptables firewall. In this post we gonna see how to Configure FirewallD in RHEL/CentOS 7 and Fedora 21/22.
Firewalld is a dynamic daemon to configure and manage firewalls (iptables rules typically) with support for …Read More
Change Timezone Centos / RHEL 7 systems
Usually in Centos and RHEL 6 systems a soft link is enough to change the Timezone. On RHEL 7 a few things have change. Anyway. In this post I will show you how to Change Timezone Centos / RHEL 7 systems, plus the old way for 6.
Change Timezone Centos / …Read More
First steps with systemd
Red Hat is the inventor of systemd, so the best distros for playing with it are Red Hat Enterprise Linux, RHEL clones like CentOS and Scientific Linux, and of course Fedora Linux, which always ships with the latest, greatest, and bleeding-edgiest. My examples are from CentOS 7.
Experienced RH users can still …Read More
Understanding systemd
Like it or not (unfortunately), systemd is here to stay, so we might know what to do with it. My first …encounter with systemd was in a Fedora system. I tried to ignore it as I long as I could. But unfortunately here comes the first server that I administer with RHEL …Read More