"open source" tag

The Advantages of OpenStack Management Software

OpenStack, an open source private cloud solution, can be tremendously useful for enterprise applications. However, deploying and managing OpenStack clouds and their underlying infrastructure requires a great deal of effort. Read on to…

Security Intelligence

Setting up a Log Management System in a Data Centre

In a production environment, log management plays a key role. The sheer volume and diverse formats of the logs makes the job of studying them difficult without an LMS or log management system….

Fedora 22

Things to do After Installing Fedora 22

Having installed Fedora 22, a newbie is often at a loss for what to do next. This article guides the reader through the process of installing Fedora 22, explains the use of the…

Eye with redshift logo

Protect Your Eyes with Redshift

Redshift will help you to reduce the strain on your eyes when working with computers and laptops, particularly in the dark or in low-light conditions. This amazing tool makes working with computers less…

Transmission television

Testing Video Transmission in Ns-2 Using the EvalVid Framework

Ns-2 is a discrete event simulator targeted at networking research. It provides support for simulation of TCP, routing and multicast protocols over wired and wireless (local and satellite) networks. Conventionally, the Internet has…

Server monitoring

A Detailed Review of Distributed Network Monitoring

Distributed network monitoring involves receiving performance reports about the state of the network from various locations in it, via different types of pollers. This article deals with the concept at great length. Distributed…

Relay Mails Using Gmail on RHEL6.1

This article explains the use of Postfix as a mail transfer agent to relay mails using Gmail. In this article, lets explore how to configure RHEL 6.1 [x86] to relay emails using Gmail….


Observium The Tireless Network Monitor

Network monitoring involves constant monitoring of how the network functions by collecting useful data from its various parts, which helps to alert the network administrator in case of failures. Observium is an open…


Monitorix: The Lightweight System Monitoring Tool

This article introduces readers to Monitorix, which can be a boon to systems administrators as well as those who like to keep tabs on their systems. Administrators and, for that matter, typical users,…


An Introduction to ns-3

This article is the first in a new series on ns-3, which is a discrete event network simulator for Internet systems, meant primarily for research and educational use. The ns-3 project seeks to…

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