Linux Howto’s for System Administrations
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Using sudo program, we can elevate the ability of a normal user to run administrative tasks, without giving away the root user’s password in Linux operating systems. This guide explains …
Have you forgotten the root password in Fedora? Or do you want to change the root user password in your Fedora system? No problem! This brief guide walks you through …
In this tutorial, we are going to learn about Linux Volume Management. We will see what is LVM in Linux, advantages of LVM, how to create Volume group and Logical …
File transfer over a network can be done in various ways and using different protocols. The most commonly used protocols for copying files remotely are Rsync, SCP and SFTP. In …
In this guide, we are going to learn what is TCP Wrappers, what is it used for, how to install TCP Wrappers in Linux, and how to restrict access to …
In this guide, we will learn what is sshpass utility, how to install sshpass in Linux and FreeBSD systems, and how to use sshpass for non-interactive SSH login in shell …
The other day I was testing how to keep file permissions intact while copying files or directories to multiple locations and systems. When I wanted to check the file permissions …
A gateway is a node or a router that allows two or more hosts with different IP addresses to communicate with each other when connected to the same router. Without …
In the previous article, we learned how to run commands in a directory as root via sudo. In this guide, we will see how to prevent command arguments with sudo …
This brief guide explains how to allow an user to run all programs in a directory via sudo and deny the user to run programs in other directories in Linux …