In this article, you will learn how to set up DNS (Domain Name System) on a Linux/Unix based system. DNS is mainly used to resolve hostnames, so it can

Using this article, you will learn how to setup / configure Caching-Only DNS with BIND on RHEL/CENTOS 7.6. As we know, DNS is used for translating names into

The 'cat' command is one of the most frequently used commands in Linux (short for "concatenate"). This is a standard Unix application that concatenates and

This article explains how to use curl in Linux with 15 examples. The curl command is one of the most powerful and useful tools that are used by web developers

Linux/, a Unix based system that comes with an inbuilt utility 'ps' (processes status) to check the information on the running process. The process is nothing

This article will help you understand the use of df command in Linux and how to use df command with multiple options in Linux/Unix. The 'df' (Disk Free)

This article will help you learn how to setup/configure iSCSI on Linux/Unix based systems. iSCSI stands for (Internet Small Computer System Interface), which

This article will help you learn how to setup/configure a High-Availability (HA) cluster on Linux/Unix based systems. Cluster is nothing but a group of

This article will help you to understand the 'useradd' command in Linux/Unix based systems. As we all are aware that Linux is a multi-user and a multitasking

SSH is one of the main key services in Linux/Unix based systems. SSH represents Secure Socket Shell. SSH protocol is used to access the remote server/system

In computing, a good Firewall system can prevent any unauthorized access to the network security systems. Businesses and organizations invest a good amount of

SSH stands for Secure Shell, one of the well-known service protocols used to execute an operation to the remote administration over the internet. It provides

YUM stands for Yellowdog Updater Modified, which is an RPM (RedHat Package Manager) based package management tool for Linux Systems. Yum was introduced in

Sudo is the default utility on Unix-Linux systems, which is known as SuperUserDo. The Linux system forbids normal users from executing administrative

DNF stands for Dandified YUM, it is a completely updated version of YUM Package Manager. It was originally introduced on Fedora 18, and has now become the

Managing and administering Linux Servers is a daunting task for all System Administrators. Needs essential hands-on experience in the command line/ CUI.

The "cd" (change directory) command in Linux/Unix is pretty simple. It is one of the standard routine commands for every Linux user. It permits you to switch

In this article, we will learn how to use sed command in linux with 12 practical examples. The sed command is a powerful and useful tool in Unix / Linux for

This guide will explain the most common 13 top commands in Linux with examples. We have tested all the examples under this section with RHEL, CentOS Stream,

Rocky Linux is a Community-based Enterprise Operating System, officially released by Rocky Enterprise Software Foundation (RESF) which is a free support