How to Enable SSH on VMware ESXi

October 7, 2021

Choose an option to enable SSH on ESXi and follow the steps in one of the three methods. The guide provides detailed instructions how to successfully complete the task.

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How to Migrate NSX-V to NSX-T

September 30, 2021

Introduction VMware NSX-V, or NSX for vSphere, to NSX-T migration is a hot topic as the deadline to complete the transition is coming soon. NSX-V's end-of-support date is January 16, 2022. The development will not continue, and the support will be limited until the EoTG a year later. However, the official end-of-support date is not […]

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What is SSH?

September 22, 2021

The SSH protocol offers system administrators a way to establish a secure connection that will protect them against malicious cyber-attacks, such as password-sniffing. This article offers an overview of the function, terminology and use cases of SSH.

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What Is a Pretty Hostname and How to Set It Up

A pretty hostname is a high-level, free-dorm label used to identify a system in a network. This tutorial shows different ways you can set up a pretty hostname on a Linux system.

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DNS Record Types Explained

September 20, 2021

DNS (Domain Name System) records are used to store information about domains such as IP addresses, aliases, and security certificates. Learn more about different types of DNS records in this tutorial.

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Linux curl Command Explained with Examples

September 16, 2021

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.

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What Is Reverse DNS and How Does It Work?

August 19, 2021

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

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How to Run a Traceroute on Linux, Windows & macOS

August 16, 2021

One of the most important tools when troubleshooting network problems is Traceroute. The command traces the path a packet takes between the source and destination, allowing you to figure out where the network issues are. Learn how to use the command and how to read the Traceroute output in this helpful guide.

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How to Change Hostname in Debian 10

August 11, 2021

You can change the hostname in Debian 10 (Buster) as the root user by using the built-in hostname command or editing related system files. learn how to change your hostname in this step-by-step tutorial.

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How to Use Public Key Authentication with SSH

August 10, 2021

Public Key Authentication is the secure way to connect via SSH. Through this guide, you will learn how to generate a key pair and use them to connect to a remote server via SSH.

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