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Updated: 5 hours 49 min ago

How to Install Zimbra 8.6 on Ubuntu 14.04 Server

9 hours 13 min ago
The Zimbra Collaboration Server is a mail server, collaborative web application and a web based admin console in a single application. It provides LDAP, antivirus, antispam, collaboration features and ajax webmail client. Zimbra is easy to use for administrators as well as end users due to its fast Ajax based web interface.
Categories: Linux

How to do simple screencasting on Linux

13 hours 53 min ago
There are many screencasting solutions for Linux users to choose from nowadays and more tools pop out every day to cover this special need. Although many suffer from performance issues, especially when used to capture in game action, there are many good pieces of software like the simple to use and versatile Simple Screen Recorder.
Categories: Linux

Secure SSH with Google Authenticator Two-Factor Authentication on CentOS 7

Fri, 05/22/2015 - 10:37
SSH access is always critical and you might want to find ways to improve the security of your SSH login. In this article we will see how we can secure SSH with simple two factor authentication by using Google Authenticator. Before using it you have to integrate the SSH daemon on your server with Google Authenticator one time password protocol TOTP and another restriction is that you must have your android phone with you all the time or at least the time you want SSH access. This tutorials is written for CentOS 7.
Categories: Linux

Ubuntu PPA Management

Fri, 05/22/2015 - 03:09
PPAs or Personal Package Archives are basically software repositories that are used by Ubuntu systems for updating/upgrading activities. They contain package sets and package lists for particular Ubuntu versions. Their use is valuable for cases of individual updating, or for when seeking for a newer version of an application that is not yet available in the official Canonical's repositories.
Categories: Linux

How to setup Raspberry Pi as Backup Server for Linux and Windows Desktops

Thu, 05/21/2015 - 11:43
The Raspberry Pi is a series of small single-board computers. They are rather cheap and are well suited for running a backup server or voip server. This tutorial describes the complete installation of the Raspberry PI from downloading and installing Raspian, the installation and configuration of Samba and how to backup Windows and Linux Desktops on the Raspberry Pi.
Categories: Linux

How to use FFMpeg to do simple audio conversion

Thu, 05/21/2015 - 04:31
Here's a simple FFmpeg how to that will cover just a portion of the framework's abilities. We will see how you can use the terminal to perform simple conversions of various audio file types including all popular and widely available formats. Using FFmpeg right from the terminal makes it better for performance compared to downloading and installing a GUI tool for FFmpeg, and can also offer more precise settings for the advanced users.
Categories: Linux

How to protect your Debian or Ubuntu Server against the Logjam attack

Wed, 05/20/2015 - 15:13
This tutorial describes the steps that need to be taken to protect your Ubuntu or Debian Linux Server against the recently detected Logjam attack. Logjam is an attack against the Diffie-Hellman key exchange which is used in popular encryption protokols like HTTPS, TLS, SMTPS, SSH and others. A detailed description can be found here https://weakdh.org/
Categories: Linux

How to install OpenVPN Server and Client on CentOS 7

Wed, 05/20/2015 - 11:30
OpenVPN is an open source application that allows you to create a private network over the public Internet. OpenVPN tunnels your network connection securely trough the internet. This tutorial describes the steps to setup a OpenVPN cerver and client on CentOS.
Categories: Linux

How to add extra airplanes on FlightGear Flight Simulator

Wed, 05/20/2015 - 04:22
FlightGear is this world's most advanced open source flight simulation project with a thriving community of users and contributors around it. These contributors are passionate people that love aviation (some are former pilots), or airspace engineering, or just like having fun with 3D modelling. This has the gorgeous result of having over 450 aircrafts in the official online FlightGear hangar!
Categories: Linux

How to install Mumble VoIP Server on Ubuntu 15.04 (Vivid Vervet)

Tue, 05/19/2015 - 13:57
In this tutorial we will install Mumble VoIP server on Ubuntu 15.04. Mumble is an open source high quality voice chat application mostly used for gaming. The application is great for talking and gaming with low-latency. It offers an encrypted connection for your communication, it also has a builtin wizard to guide you through the setups, like mic. config. There are no licensing issues due to its OpenSource license.
Categories: Linux

How to easily convert your videos on Linux

Tue, 05/19/2015 - 03:37
There are many ways to convert a video file on a Linux system, but using a tool with a graphical user interface is imperative for those who want to do it easily and in a more user friendly way. Thankfully, there are many open source GUI tools that could do the job just fine and you can find some specialization here and there if you look closely.
Categories: Linux

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