Download cisco packet tracer (you need to sign up for a learning account): * https://www.netacad.com/courses/packet-tracer https://www.netacad.com/courses/pack

Download cisco packet tracer (you need to sign up for a learning account): * https://www.netacad.com/courses/packet-tracer https://www.netacad.com/courses/packet-tracer It is network simulation software that simulates down to the hardware level and will let you setup networks and see how they work as individual packets move through.