In environments with multiple printers, one can use the CUPS print server to handle and manage print jobs. CUPS supports printing, queueing, network printing (using IPP), supports for a large range of printers, network printers auto-detection, web administration, and more. For businesses and individuals looking for affordable print servers, CUPS should be considered especially when large printers are involved. And if you need help installing and configuring CUPS, the steps below will show you how to do that....

FreePBX is an open-source, web-based application that can be used to manage Asterisk (PBX) platform. We recently showed you how to install Asterisk on Ubuntu. When you install Asterisk, you’ll get a terminal console where you can manage the system. The problem with managing Asterisk via the terminal is, it can be very difficult to configure complicated phone trees via the terminal. For a simple-to-use interface, install FreePBX. This post is going to show you how to install FreePBX to manage Asterisk....

Metasploit is probably the world’s most used open-source penetration testing tool available today. This project is a collaboration between the open-source community and Rapid7 and allows security teams to find vulnerabilities, manage security assessments, improve security awareness, and more. If you’re looking for an open-source vulnerability testing tool for your business or projects, then you might want to take a look at Metasploit Framework. For more about Metasploit, please visit its homepage....

If you currently running a ticketing platform and feel like it’s lacking in some areas, you might want to try osTicket. It comes with intuitive mechanisms that allow you to easily migrate from popular solutions to osTicket. osTicket helps you manage issues and customer request via its rich and simple dashboard, which allows you to add, edit, and delete your help desk topics that suit your preference, ticket filtering, and much more....

phpMyAdmin is an open-source PHP application built to manage MySQL and MariaDB database servers via the intuitive web interface. All database tasks and queries can be handled by phpMyAdmin. With phpMyAdmin, you can manage MySQL databases, user accounts, and privileges, execute SQL queries and statements, import and export database content, and much more. Now that you can install Linux OS inside Windows via WSL, the steps below show you how to install phpMyAdmin inside Windows systems....

This brief tutorial is going to show students and new users how to install and configure Postfix on Ubuntu 16.04 / 17.10 and 18.04 LTS servers. To set up Postfix to work in a public environment, you’ll have to configure Postfix with a qualified domain name pointed to your server. ex. mail.example.com pointing to your Ubuntu servers. Don’t forget to point your MX records to the servers as well. Once you’re done with the initial setup, continue below to get Postfix installed and configured on Ubuntu....

Pritunl VPN server is a free, open-source enterprise VPN server that anyone can use to set up a secure VPN tunnel across networks. Pritunl comes with a simple, yet powerful web interface that works with other open-source VPN servers like OpenVPN, IPsec, WireGuard, and others across distributed cloud services. Pritunl VPN server allows complex site-to-site links, and gateway links and provides local network access to remote users. To get started with installing Pritunl on Ubuntu, follow the steps below:...

Like Dropbox and other cloud storage services, Seafile provides similar functions and unlike the other proprietary storage providers, Seafile is free to use. For those who have tried ownCloud, Nextcloud, and other storage services and they’re still not sold, they may want to try Seafile instead. Seafile enables private cloud services on users’ servers. It’s a self-hosted file sync and shares app platforms and with it, you can access & sync your files, contacts, and data across your devices....

So, if you’re looking for a highly secure, privacy-first communication client that works on desktop and mobile devices, Signal may be something you want. Besides just chatting and instant messages, users can use Signal to make crystal-clear voice and video calls across town or long distances. Signal messages and calls are always end-to-end encrypted and engineered to keep users’ communication safe. When you’re ready to install Signal, continue with the steps below....

SpiderFoot is an open-source vulnerability tool for threat intelligence, asset discovery, attack surface monitoring, or security assessments. SpiderFoot comes in two flavors: The open-source version and SpiderFoot HX for professionals looking for lot more features that are not available in the open-source version. With the open-source version, most of the modules from SpiderFoot HX are available, but the ability to navigate, visualize, monitor, and investigate is not available. You’ll be able to export the data from SpiderFoot in CSV, JSON, or GEXF and work with the data in other tools....

If your computer has a supported fingerprint scanner, you can record your fingerprint and use it to log in to Ubuntu. Before you can use your fingerprints to sign into Ubuntu you’ll first need to record them into the system so it can identify you. If you’re a student or new user looking for a Linux system to start with, the easiest place to start is Ubuntu Linux OS. It’s a great Linux operating system for beginners and folks looking for easier Linux distribution to use....

Website migration is a process. You must follow it for a successful migration with limited or no downtime. From preparing the new server environment to updating your DNS records to reference the new host, these must be followed accordingly. Below we’ll go through a step-by-step process to perform a successful website site migration from one server to a Google Cloud server. Before we get started, you might want to learn some of the basics, like registering a domain name and setting up a Google Cloud server in the cloud....

When OneDrive files syncing is enabled and working, your files are backed up in case your PC is ever damaged or lost. However, files must sync between your PC and OneDrive, and syncing can slow down your PC or create other performance issues. OneDrive will automatically pause syncing of your files when your computer enters battery saver mode, when your network connection is metered, or in Airplane mode. It will automatically resume when your computer is in stable condition again or Airplane mode is disabled....

In some cases, the app may not open or stop working, and resolving the issues is pretty easy. The setting app is a modern or Universal Windows Platform (UWP) app. UWP apps can be used across all compatible Microsoft Windows devices, including PCs, tablets, Xbox One, Microsoft HoloLens, and more. UWP apps also have their own settings windows that can be used to reset or repair individual apps. When you reset a UWP app, it is reset to the default settings similar to when you installed Windows for the first time....

When you think of a local computer hosts file, think of it as a plain-text, the human readable file created for an operating system to map IP addresses to host names on an IP network. The host’s file has priority over domain name systems (DNS). When you type a domain name in your browser to go to a website, there’s a file or system somewhere that has the domain name mapped to an IP address that your computer can read....

There are many reasons why you’d want to revoke an SSL/TLS certificate. One primary reason is if you find out that the corresponding private key to the public certificate is no longer safe, in which case you will want to revoke the certificate and request a new one. Or if you no longer need to use a particular certificate, you can either let it run until it’s expired or revoke it....

When you have multiple input devices connected to Windows 11, you may often have to switch between these different connected devices to choose the most suitable one for a particular case. Windows 11 lets you set the default input device and forget it. When it’s set, it will always be used by all apps on the system. While it’s easy to set the default Mic for every app across the system, some apps allow you to choose your preferred Mic which overrides the system’s default....

A Virtual Host file contains configuration directives for a website, including a site’s document root, security policies, SSL certificate configuration, and much more. Each website that is configured within an Apache Virtual Host operates independently of each other with separate and unique settings. Apaches Virtual Host feature allows webmasters to maximize server resources by running multiple websites on one host instead of multiple hosts running multiple websites. How to create website directory structures on Ubuntu Linux When you’re running multiple websites on a single host, each website will have its document root....

Elxis CMS is a free, open-source, flexible content management system (CMS) that allows you to easily create websites of any scale from small personal websites and blogs to complex corporate websites and portals without the need of having programming skills. If you want a CMS platform to run your sites that are easy to use and manage, then Elxis CMS is a good place to start. It is built on an open-source core with support for open standards, which might be very useful in helping you run your digital content....

Typesetter is a lightweight and fast content management system that has been around for a long time. It’s also a flat-file CMS, a True WYSIWYG, and a great alternative to WordPress and other popular CMS in use today. If you’re a current WordPress user and wish to try another CMS, give Typesetter a try and see if it fits your needs. It’s based on the same LAMP or LEMP stack as WordPress so the technology shouldn’t be much different than what you already know....