Engineers and researchers worldwide use NetSim to analyze and design communication networks.
NetSim GUI makes it easy to model and visualize networks; built-in graphics help gain insights from output results. NetSim ships with protocol source C code which can be modified by users to write their own algorithms.
NetSim's technology libraries and utilities are all rigorously tested and designed to work together.
NetSim v13.3 Documentation. Older versions documentation (PDF format) can be found here.