You are a Network Engineer with a computer systems integration company named ABC I.T. You havebeen tasked with designing a new network implementation for ABC IT Institute that has recentlyleased a building in Melbourne CBD with the aim of offering IT related courses to its currently enrolled400 students. The building will house some offices, classrooms, library, and computer labs.The Four-story building has six computer labs and each of these labs will have 25 computers havinginternet connectivity. Each lab will also have a server in the closet located inside the lab. IP phonesare located in each lab to communicate to service desk. The IT Institute also wants to setup sixclassrooms, each containing one computer which requires internet connectivity, one whiteboard,one display monitor and an IP phone.The library will have 10 computers to allow students access to the library resources. Another 15computers will be made available for staff and administration. Finally, wifi internet connectivityshould be made available to students and staff inside campus premises with appropriateauthentication/authorization methods and standards.Your task is to come up with a logical, efficient and scalable network design that will be suitable forthis institute. The institute has allowed an adequate budget to purchase any networking devices thatmay be required, yet obviously does not want to spend more than necessary. In addition, industry-specific standards must be used and apply to IT infrastructure and services.Write a report and include:1. 2. 3.Build a document giving all the necessary network designs (enough information should beprovided that will allow any technician to build your network structure from scratch).Simple IP addressing solution (step by step workout of the calculations) that leaves room forgrowth, is easy to administer and has the minimum wastage of available IP address space.List all hardware and software specification of the selected devices.