Nagios, called NetSaint in its early versions, is a best of class, industry standard, open source (yes, free!) and fully extendable tool for monitoring networks. With surprising little effort, you can ...

The bpytop tool works a lot like other performance monitoring tools, but gives you tremendous control over what it shows you. The bpytop tool is similar to other performance monitoring tools available ...

Network monitors are an absolute must-have for any network administrator. But which tool, out of the thousands, should you consider for your tool kit? Jack Wallen offers up his five favorites. Your ...

I use the term “active path testing” to refer to systems that send packets into the network to measure network characteristics. A simple ping test is the most fundamental active path test, but it ...

Networks can sometimes be like closets; they start out completely organized, but then over time as items are added and stuff gets moved around, pretty soon you end up with a bit of a mess, with items ...

Alan Joch has been an independent business and technology writer for more than a decade. His expertise includes server and desktop virtualization, cloud computing, emerging mobile applications, and ...

With businesses moving to the cloud at an ever-accelerating pace, as well as adopting hybrid and multi-cloud strategies, network monitoring software has become one of the most important tools in the ...

Over the last decade or so, open source development has skyrocketed, and network management software has ridden that wave. Many frustrated IT administrators have turned to free tools to monitor, ...