How to Check if Telnet is Installed on a Linux System
Before attempting to install Telnet on a Linux system, it is a good idea to verify whether it is already installed or not. In this short guide, we will demonstrate…
How to Install Telnet on Linux (CentOS, RHEL) using the YUM package manager
Although Telnet is not considered the most secure protocol for remote access, it can still be helpful for certain network administration tasks, such as testing and troubleshooting network services. In…
How to Install Telnet on Windows, MacOS, Linux
Telnet is a network protocol that allows users to access and interact with remote computers over the internet. It was widely used before the advent of more secure protocols such…
How to add SPF Record in Bind DNS Zone on Linux
In the world of email authentication, Sender Policy Framework (SPF) is a widely used protocol that helps prevent email spoofing and protects against forged sender addresses. By adding an SPF…
How to Uninstall vsftpd on Ubuntu
When managing a web server, it’s crucial to understand the software and services running on it. FTP servers, such as vsftpd, are commonly used to transfer files between a client…
How to Uninstall Webmin & Usermin on Ubuntu
Webmin and Usermin are popular web-based interfaces for system administration on Unix systems. While they offer a convenient way to manage various aspects of your web server, there might be…
How to Uninstall AWStats on Ubuntu
AWStats is a powerful and feature-rich tool that generates advanced web, streaming, FTP, or mail server statistics, graphically. While it’s a valuable asset for many webmasters, there might be instances…
How to Restart Network Interfaces on Ubuntu
Ubuntu, one of the most popular Linux distributions, is widely used by developers, system administrators, and webmasters alike. One of the essential tasks that every administrator should be familiar with…
How to Find Big Files Size on Linux RHEL/CentOS
For Linux administrators, there are times when we need to identify the files that are consuming the most space on our Linux server, leading to low free space. This is…
How to Update CentOS or Upgrade CentOS to the Latest Version
Recently, the latest version of CentOS 7.3 was released. All users of CentOS 7.0, 7.1 and 7.2 can upgrade their system to the most recent. This quick guide will explain…
How to Install and Setup 389 Directory Server on CentOS 7
389 Directory Server (previously Fedora Directory Server) is an open source enterprise class LDAP server for Linux. It is developed by Red Hat community-supported Fedora Project. The name 389 is…
How to Migrate LVM or Volume Group to New Linux Server
This article will describe on how to move or migrate LVM and volume group from one server to another. If you are working in a production environment then you have…