Networking

In this tutorial, you will learn how to set up OpenVPN on a CentOS 7 server and how to connect to OpenVPN from a client machine. Establish a secure connection to a company network, bypass geo-restrictions, and allow you to surf the web using public Wi-Fi networks while keeping your data private with OpenVPN.

This comprehensive article explains the different methods for fixing the 403 Forbidden error.

DNS management is a significant hurdle in enterprise environments. DNS infrastructure needs to be organized properly to avoid security and performance issues. By following DNS best practices, most potential problems can be evaded.

Samba is an open-source utility for Linux that enables file sharing between Linux machines and other operating systems. This tutorial teaches you how to install, configure, or uninstall Samba on Ubuntu.

Windows offers over 280 CMD commands to automate various tasks through the command prompt. Read this guide and grab our free cheat sheet to master the command prompt in no time.

The hostname provides a way for a device to identify itself to other network hosts. This article shows how to set or change a hostname in CentOS and Rocky Linux.

Linux offers multiple tools for data transfer to and from a server, the most popular being curl and wget. This tutorial will show you how to use the curl command, and provide you with an exhaustive list of the supported protocols and available options.

This article explains how to generate a key pair and use them to connect to a remote server via SSH.

This article provides an in-depth comparison of hyperscale and enterprise data centers by highlighting their unique strengths and shortcomings.

This article lists essential tmux commands organized into logical sections and offers a comprehensive downloadable cheat sheet in PDF format.