GNS3 is a handy and accessible piece of software that was designed to be a graphical network simulator.
It was specially designed in order to allow you to design complex network topologies and to launch simulations on them.
Here are some key features of "GNS3":
· Designing high quality complex network topologies.
· Emulating Cisco routers.
· Simulating simple Ethernet, ATM and Frame Relay switches.
· Load-balancing between multiple hypervisors.
· Load and save in Dynagen's INI-like format.
· Image export (JPEG, PNG, BMP and XPM).
Requirements:
· Dynamips 0.2.8 RC1
· WinPCAP 4.0.1
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