Cacti have a builtin mrtg multi router traffic graphing module that can track and measure router traffic like process time on a server, lost packets, actual network traffic, etc. Since this article is about open source network monitoring tools, we will focus on nagios core. Read about the very best open source software products in infoworld s best of open source software. In fact, the company behind nagios calls it the industry standard in it infrastructure monitoring. For that reason, we have decided to create a definitive firewall comparison for 2019. Nagios core which is free and open source and nagios xi paid enterprise edition. The tool is easy to use and comes with preconfigured templates and plugins. However, there are many outdated recommendations on the internet, so its not an easy choice. It is also 100% free and open source software, with no enterprise closed source version. List of router and firewall distributions wikipedia. Linux dash is a free and open source server monitoring program that displays important data about your server system like running processes, cpu and memory usage, file systems, bandwidth usages in realtime through a nice looking web dashboard. Cacti is an industry standard rrd round robin database and data logging tool that shows beautiful and detailed graphs. Opennms has been around since 1999 and is used to monitor some of the worlds largest networks.
There are countless free an open source linux bsd distributions to choose from for your router. Top 11 open source server and network monitoring tools for linux 1 nagios core. Cacti is not your regular network monitoring tool, but. Graphiteis a free open source network monitoring tool that is built to collect, store and display timeseries data in real time the software is typically used by businesses to track the.