Author: Joseph Zikusooka

UPDATE: Free to Air TV in Uganda

If you live in Uganda, then over the past week you may or may not have noticed some big changes in the TV channel line up for Free-To-Air users in and around Kampala. Following the TV digital migration of 2015, TV broadcasters were spread across three multiplexes i.e. 494, 730, and 594 MHz with each […]

How to monitor the presence of nearby WiFi devices using Icinga2

Introduction I recently published a Python based plugin for Icinga and Nagios monitoring platforms that monitors the presence of wireless devices in the vicinity. I really like the stability and reliability Icinga provides when it comes to monitoring the state of hosts or services. There are so many software applications that let you do this, […]

How to automatically backup your data to an external USB disk on Linux

Introduction One of the most critical roles that any Systems Administrator must perform on a regular basis is that of running backups for an organization. These days, most big and medium sized offices use Network Attached Storage servers to quickly perform backups on their networks. However, for small offices with limited IT budgets, a DIY […]

Why installing open source packages using sources is cool and how to start today

Until you start installing packages on Linux/UNIX systems using sources, you will always be very dependent on your distribution or vendors to stay up to date. Installing from sources may not be for everyone, but I recommend it for novice and advanced Linux/UNIX users alike, as it offers tremendous benefits: Ability to fine tune the […]

How to add a printer in Linux using the command line (CLI)

Managing printers in Linux has become easier lately. With just a few clicks in your GNOME, KDE, UNITY, or other desktop, you could be printing away in just seconds. But what about the command line Interface? Here too, a simple command is all you need, and in a few steps your printer should be setup […]

How to receive Linux server alerts on your phone via WhatsApp

In my last article, I wrote about how to receive Linux server alerts on your phone via telegram. While telegram has a rich feature set, it is still not as popular as whatsapp at least in most regions. Almost, everyone I know is using whatsapp. With the recent addition of end-to-end ecryption, I’ve since relaxed […]

How to receive Linux server alerts on your phone via telegram

To monitor my Linux servers, I have been using icinga since its forking from the popular Nagios. Icinga has really matured over the last few years and currently at version 2.4.4, I would recommend anyone serious at network and server monitoring to check this open source project. Installation and setup of icinga2 is somewhat complex, […]

How to install LetsEncrypt certificate on Fedora Linux

Here are some quick notes on how I installed letsencrypt certificates on a couple of my old Fedora servers. This is meant to get you started fairly quickly especially if you know how to install web servers on Linux systems. While there is a client already available for Fedora 23, I found that on older […]

Uganda’s Digital TV Migration is complete but where’s the EPG Data?

Now that Uganda Communications Commission (UCC) says digital TV migration in the country is complete, its time to look at some of the benefits of using Digital TV. One of the less advertised features of using digital versus Analogue TV is the extra data that comes with the signal. Among this data is the Electronic […]

How to install a wireless hotspot with captive page on Linux using CoovaChilli

The purpose of this article is to demonstrate how you can turn a Linux based computer or laptop into a wireless hotspot where users can be authenticated via a captive portal page. For this task, the primary controller software will be CoovaChilli. This software is an ideal hotspot management solution for hotels, restaurants, supermarkets, parks, […]

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