A medium size company needs to know what components they will need to establish a Local Area Network. They plan to have 1,200 users with e-mail, file and print, and Internet services. They also plan to have 20 servers used as LAN, proxy, and database servers. Four departments will need sufficient bandwidth and access applications from a database server. They are also going to expand to eight branch offices located in different states, two with only 10 users needing just a single Internet. What hardware components does the company need to build the LAN for all areas?

List each device that will be required, its primary functions and capabilities, and the amount of personnel that will be required to maintain the network.