So you have been tasked with drawing a network diagram, and you run to the typical first option (pen + paper). This works for some situations but not all, especially when you need to have a nicely presented diagram.
I have been looking for software that is cheap that could replace Visio for me and I think I found what I was looking for. draw.io is an incredible tool which allows you to draw networks, save your templates, and print for distribution all for the price of $free. I know its hard to believe but you should check it out and let me know if this tool has worked to replace your (pen + paper), Visio, or other network drawing tools: