Setup Let’s Encrypt With Nginx on Ubuntu 18.04 & 16.04 / CentOS 7 /…
Let's Encrypt is a widely known certificate authority that provides free X.509 SSL certificates for TLS encryption.…
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centos 7
Configure OpenLDAP with SSL on CentOS 7 / RHEL 7
In our previous article, we set up OpenLDAP server on CentOS 7 / RHEL 7 for centralized authentication. In…
How to Monitor Remote Linux Servers with Cacti
In our last article, we set up Cacti for monitoring servers and network devices to draw the graph metrics such as…
Configure FreeIPA server On CentOS 7 / RHEL 7 – A Identity Management System
FreeIPA is an opensource identity management system for Linux/Unix environments which provides centralized account…
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,…
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…