Design and implement an addressing scheme with a given network address: 172.21.0.0/16. Subnet this into at least 5 networks. Design a topology with 5 LANs, with 2 end devices on each of the 4 LANs and a server on the 5th LAN. Implement Initial configuration on the router. Set the hostname as R1, line console password as cisco1 and privileged password as cisco1. Create a banner with a message, Unauthorized Access is prohibited. Issue Show IP int brief command and show run, copy then paste the result as a comment in your PT.