Is the simulator here a VM-based network simulator comparable to GNS3 https://www.gns3.com/ https://www.gns3.com/ , or something quite different? Amusingly, th

Is the simulator here a VM-based network simulator comparable to GNS3 https://www.gns3.com/ https://www.gns3.com/ , or something quite different? Amusingly, the other SimuLand is also about fighting viruses: http://simuland.exeter.ac.uk/ http://simuland.exeter.ac.uk/ .