Unix

I will not give a definition of Samba because every Unix/Linux Administrator should know about it. I will skip directly to show you an...

There are many tools available to monitor our network bandwidth usage at a particular date and time. Those tools will collect and send the...

Introduction to Load Balancing Before we begin the tutorial, which will cover installing HAProxy for load balancing, let's first talk about the concept of load balancing. Many high-traffic...

Introduction This is the second part of the tutorial on how to deploy Rocket.Chat on AWS (Amazon Web Services). In part one we saw how to...

What is ping Utility? Before going through some real world examples of the ping utility, let me explain what this commandline tool is and its...

Tripwire is an open-source security and data integrity tool useful for monitoring and alerting on specific file change(s) on a range of systems. If any...

What is Docker Compose Docker Compose is a tool for running multi-container Docker applications. To configure an application’s services with Compose we use a configuration...

Most often we do install software from the terminal by the help of  apt-get, rpm, yum, Ubuntu Software Center (GUI) and other forms on...

"cat" is one of the commands that is used mostly in our everyday activities, so far as the terminal is concerned. It is mostly...

Asterisk — Open source PBX system. Developed by Mark Spencer. Working on Linux, FreeBSD, OpenBSD and Solaris operation systems. The project name created from...

What is Let's Encrypt Let's Encrypt is a free certificate authority brought by the Internet Security Research Group (ISRG). It provides an easy and automated...

What is Zypper? As you may know already, Zypper is most powerful command line package manager for installing, updating and removing packages as well as...

Introduction In our three part tutorial for installing and configuring a full monitoring system we have already installed both Graphite and collectd on the Ubuntu...

About Django Django is a great web application development framework, especially for the perfectionist with deadlines built into python programming language. It provides a very...

Introduction In the first part of this tutorial, we configured a CentOS 7 server with all the prerequisites required by Invoice Ninja. Now, let's look...

Introduction WordPress is a famous content management system based on PHP and MySQL, distributed under the terms of the GNU GPLv2 (or later). In most...

The "top" command provides a dynamic real-time view of a running system. It can display system summary information as well as a list of processes or...

Haven't heard about Turnkey Linux yet, probably you should look our previous article here. Introduction Turnkey Domain Controller is an open source Linux operating system that...