Networking

How to Set up & Use NGINX as a Reverse Proxy

March 14, 2024

NGINX (pronounced "Engine X") is a web server application used to set up a reverse proxy. This guide provides an in-depth look into setting up a reverse proxy via NGINX.

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How to Set up Nginx as Reverse Proxy for Docker Container


The easiest way to set up a reverse proxy is using Docker and Nginx. Learn how to set up reverse proxy for web servers by running each service in a Docker container.

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How to Redirect HTTP to HTTPS in Nginx

March 6, 2024

Nginx is a Linux-based web server and proxy that specializes in redirecting web traffic. It can be configured to redirect unencrypted HTTP web traffic to an encrypted HTTPS server. This guide will show you how to redirect HTTP to HTTPS using Nginx.

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How to Install Puppet on Ubuntu 20.04 and 22.04

January 25, 2024

Puppet is an open-source solution that helps you perform administrative tasks remotely.
This tutorial takes you step-by-step through the process of installing Puppet on Ubuntu 20.04.

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How to Fix "ssh_exchange_identification: read: Connection reset by peer" Error

January 19, 2024

This article deals with the most common causes of the "ssh_exchange_identification: read: Connection reset by peer" error. At the same time, we offer expert solutions for this error, such as managing Host-Based Access Control Lists, changing Intrusion prevention software settings, and editing the SSH daemon configuration file.

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How to Edit Hosts File on Windows

December 6, 2023

This article explains how to find and access the Windows hosts file and add custom IP to domain name mappings.

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How to Edit Hosts File on Linux

November 29, 2023

SysAdmins frequently edit the hosts file to create application testing environments and control which websites can be accessed from the system. Read this tutorial to learn how to edit the hosts file on Linux.

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How to Fix the SSH "Connection Refused" Error

November 28, 2023

Fix SSH connection refused by troubleshooting some of the common causes for this problem. Take a look of all the reasons for connection refused error and how to fix the problem.

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How to Edit Hosts File on Mac

November 21, 2023

The hosts file is a local implementation of the Domain Name System (DNS). It allows users to map IP addresses to local and public domain names, instructing the system on how to resolve host queries. This article teaches you how to edit the hosts file on Mac.

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How to Find Your IP Address in Linux

November 17, 2023

An IP address is a code assigned to a computer on a network. It works as a postal address, ensuring that network traffic is sent to the correct computer. In most cases, your system will have two different IP addresses: an internal IP address and an external IP address. Learn how to find both either by using a GUI or through a command line.

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