Learn how to configure computers, switches, routers and firewalls so that network traffic can flow. Reseaulator Free is a computer network simulator designed to help beginners become network experts.

You can design small simple networks or large complex networks. Configure them and then watch the traffic flow.

Twenty lessons are included that take the user from the basics of Ethernet to switches, routing, NAT and firewall rules. Along the way you can learn about ARP, DHCP, DNS and more.