While this software is not a replacement for practicing on physical routers, switches, firewalls, and servers, it provides too many benefits to ignore! ('introduction to packet tracer', 2018). Packet Tracer provides an easy way to design and build networks of varying sizes without expensive lab equipment. Packet Tracer allows you to easily explore how data traverses your network. With Packet Tracer we can choose to build a network from scratch, use a pre-built sample network, or complete classroom lab assignments.
Introduction Cisco packet tracer is a robust simulation tool to visualize networks.