MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
GNS3 - GNS3 is a graphical network simulator that allows simulation of complex networks.
EMSO simulator - EMSO simulator is an equation-oriented process simulator with a graphical interface for modeling...
ns-3 - a discrete-event network simulator for internet systems
StochSD - StochSD (Stochastic System Dynamics) is a Continuous System Simulation extension that is built with the capabilities to help you simulate continuous flows between compartments and, most importantly, also has the power to manage discrete transitions …
NetSim - NetSim software was created to simulate various Cisco systems. Cisco software is known around the world as being one of the best network, routing and switch systems for businesses and private use. Read more about NetSim.