Provide the correct answer only. (500-600 words)

You have been called in to consult on a new network design for CNT Books. The requirements of this design are summarized as follows: The building has three floors. There are 300 user workstations and 10 servers. Users must be grouped according to the projects they're working on, but the users for each project are located on all three floors. There must be fault tolerance for communicating between the floors. Performance analyzing tool to evaluate performance and QoS of the network. Part I: Identify a freeware tool for performance and QoS evaluation tool. Install and explore this freeware. Produce a report which details the identified tool and its features. You should use a number of screenshots of the tool and its features that will help you to monitor network activities