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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November 16, 2023

ERR_SSL_PROTOCOL_ERROR occurs when the server and the web browser fail to perform a proper TLS handshake, resulting in the SSL receiving a corrupt handshake record. This article helps you troubleshoot and fix the error, regardless of whether you are a website owner or a visitor.

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How to Resolve the "Temporary failure in name resolution" Error

November 9, 2023

The "Temporary failure in name resolution" error appears when the system is unable to translate a website name into an IP address. While the error can appear due to a lost internet connection, there are multiple other reasons why it may show on your system. This tutorial will guide you through steps need to troubleshoot and fix the error.

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SFTP vs. SSH: Do They Differ?

November 3, 2023

SSH and SFTP communication and file transfer mechanisms are often used together. However, they are not the same. This text explains the differences between SFTP and SSH.

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