Networking

This article explains the concept of reverse DNS and its uses. See how to perform rDNS lookup in Linux, Windows and macOS.

RabbitMQ manages messaging queues and boosts communication between your loosely coupled services. This well laid out article contains instructions on how to install RabbitMQ on a Kubernetes cluster using the Helm package manager.

Configure CentOS and Rocky Linux network settings using the command line or the Network Manager TUI. This guide shows you how to change network specifications and set up a static IP or configure the network interface for DHCP.

The ifconfig command is a tool for network interface management that is used to enable/disable interfaces, manage IP addresses, netmasks, MAC addresses, etc. This tutorial shows how to install and use the ifconfig command on CentOS and Rocky Linux.

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.