Linux ip Command with Examples
The ip command is a powerful tool for configuring network interfaces that any Linux system administrator should know. It can be used to bring interfaces up or down, assign and remove addresses and routes manage ARP cache and much more. In this tutorial, we will show you how to use the ip command.
How to Install RPM Packages on CentOS
RPM is a packaging system used by Red Hat and its derivatives such as CentOS and Fedora. In this tutorial, we will show you two methods of how to install RPM packages on CentOS.
How to Set and List Environment Variables in Linux
In Linux and Unix based systems environment variables are a set of dynamic named values, stored within the system that are used by applications launched in shells or subshells. In simple words, an environment variable is a variable with a name and an associated value. In this guide, we will explain to read and set environment and shell variables.
How to Edit Your Hosts File
The hosts file is used to map domain names (hostnames) to IP addresses. It is a plain-text file used by all operating systems. In this article, we’ll provide instructions about how to modify the hosts file on Linux, macOS and Windows.