Introduction Nagios is a free and open source software application that can be used to monitor systems, networks and infrastructure. Nagios alerts you through mail…
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Introduction Network monitoring and troubleshooting is an essential part of any Network administrator. There are lots of tools available in the market to troubleshoot a…
Introduction Ubuntu is a free, open source, most popular and most widely used Linux-based operating system in the market. It is simple, user-friendly and very…
Introduction OpenVPN is a free, open source, one of the most popular and widely used software that implements virtual private network for creating secure point-to-point…