Setup Let’s Encrypt With Apache on CentOS 7 & 6 / RHEL 7 & 6 /…
Let's Encrypt is a widely know certificate authority that provides free X.509 SSL certificates for TLS encryption,…
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centos 7
How to Launch an OpenStack Instance using Horizon Dashboard
This article is the third part of our OpenStack series. In this tutorial, we will go through steps to launch an…
How to Monitor Linux Machines with Observium
In our last article, we set up Observium for monitoring servers and network devices. This guide focus on adding…
Install Observium on CentOS 7 / Debian 9 / Ubuntu 16.04 – A Network…
Observium is an open source, low-maintenance, auto-discovering network monitoring tool for operating systems and…
How to Configure OpenStack Networking to Enable Access to VM Instances
This tutorial is the second part of our OpenStack series. In this tutorial, we will go through steps to configure…
semanage command not found in CentOS 7 / 6 & RHEL 7 / 6 – Quick Fix
When I was drafting an article about the installation of MongoDB on CentOS, I had to run semanage command to…
OpenStack Pike – Single Node OpenStack Installation on CentOS 7 / RHEL 7
OpenStack is a set of free and open-source tools for building and managing cloud computing platforms for public and…
How To Install Apache Maven CentOS 7 / RHEL 7
Apache Maven is a free and powerful software project management and comprehension tool. It is based on the Project…
How To Install MySQL 8.0 on CentOS 7/6, RHEL 7/6 & Fedora 28/27/26
MySQL is a free and open source database management System, commonly used in web applications to store and retrieve…
Puppet Bolt – Run Ad hoc Commands, Scripts, Puppet Tasks and Plans
Puppet Bolt is an open source, agentless task runner that executes commands, scripts, and ad hoc tasks across your…