How to Configure Network Static IP Address on RHEL/CentOS 8/7
The scope of this tutorial is to explain how we can edit and make changes to Network Configurations on RHEL/CentOS 8/7 from the command line only, and, more specifically how we can set up
CentOS
How to Install and Configure OpenVPN Server in CentOS 8/7
A Virtual Private Network is a technology solution used to provide privacy and security for inter-network connections. The most well-known case consists of people connecting to a remote server with traffic going through a
How to Setup and Manage Log Rotation Using Logrotate in Linux
One of the most interesting (and perhaps one of the most important as well) directories in a Linux system is /var/log. According to the Filesystem Hierarchy Standard, the activity of most services running in
How to Resolve “Temporary failure in name resolution” Issue
Sometimes when you try to ping a website, update a system or perform any task that requires an active internet connection, you may get the error message ‘temporary failure in name resolution’ on your
How to Monitor Node.js Applications Using PM2 Web Dashboard
PM2 is a popular daemon process manager for Nodejs with a complete feature set for a production environment, that will help you manage and keep your application online 24/7. A process manager is a
How to Install Odoo (Open Source ERP and CRM) on CentOS 8
Odoo is an opensource all-in-one business management software that ships with a suite of various business applications for various uses such as eCommerce, project management, helpdesk, accounting, inventory, and a website builder to mention
Setup Passwordless SSH Login for Multiple Remote Servers Using Script
SSH Key-based authentication (also known as public-key authentication) allows for password-less authentication and it is a more secure and a much better solution than password authentication. One major advantage of SSH password-less login, let
How to Install Moodle Learning Platform with Nginx in CentOS 8
Moodle is the world’s most popular learning management system for building robust online learning sites. It features a range of activities and educational tools that you can choose from, it supports assessment management and
How to Install Apache Cassandra on CentOS 8
Apache Cassandra is a robust free and opensource NoSQL database that stores data in key-value pairs. Cassandra was initially developed by Facebook and later on acquired by Apache Foundation. Apache Cassandra is built to
How to Open Port for a Specific IP Address in Firewalld
How can I allow traffic from a specific IP address in my private network or allow traffic from a specific private network through firewalld, to a specific port or service on a Red Hat