Networking

What is SNMP (Simple Network Management Protocol)?

October 20, 2022

This article explains what SNMP is, its basic components, and how it woks. See which network monitoring tools are available and get started with network management today.

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What Is a Cross Connect? {Data Center Tech Explained}


Connections between locations within a data center require careful planning to minimize data transfer latency and avoid congestions. This article discusses the cross connect, an important data center connectivity type.

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Install PowerDNS on Ubuntu 18.04, 20.04, & 22.04

September 8, 2022

PowerDNS is a flexible open source DNS server. This guide outlines the setup of PowerDNS with a MariaDB backend, the PowerDNS Admin web interface and how to link the API.

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whoami Linux Command With Examples

July 12, 2022

This tutotial shows you how to use the whoami command to find the name of the effective user on a Linux system.

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How to Run Kubernetes with Calico

June 23, 2022

Calico is a third-party solution developed to provide flexibility and make Kubernetes network connectivity simpler. It is available on all the major cloud platforms and can also be installed on bare metal. This tutorial will show you how to install Calico on a Kubernetes cluster.

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Public vs. Private IP Address: What's the Difference

June 14, 2022

This article presents the differences between a public and private IP address. Compare the two address types and see answers to some FAQ related to the topic.

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Localhost Refused to Connect - How to Fix the Error

June 9, 2022

There can be multiple causes to getting the "localhost refused to connect error". Troubleshoot the issue and learn how to solve the problem with this step by step guide.

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Kubernetes Networking Guide {Definition & How to Implement}

June 7, 2022

Learn how Kubernetes networking works behind the scenes to automate requests and communication.

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Kubernetes Service Discovery Guide

June 2, 2022

In this article, you will learn about how service discovery works through a hands-on example.

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nc Command (Netcat) with Examples

May 24, 2022

This tutorial outlines the Netcat (nc) command through various examples and use cases, such as port scanning, creating a chat or web server.

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