NetSim

NetSim, developed by TETCOS, is a Network Simulator and Emulator that provides a simulation environment for modeling communication networks. According to the vendor, NetSim allows users to investigate the behavior and performance of new protocols and devices in a virtual network. It is designed to cater to a wide range of professions and industries, including telecommunications professionals, network engineers, researchers in the field of communication networks, educators, students in computer science and engineering programs, as well as defense and military organizations.