A university has 7 departments namely, IT, Finance,
HR, Management, Faculty, students and R&D. The university also
has an ADSL internet connection which is shared for the different
departments. It is required that all the departments should have
intercommunication via LAN. Each of the department contain 50-200
users. As the case everywhere, the students and the staffs need to
have access to Wi-Fi connectivity as well. The university campus
contains 3 different buildings located nearby, having 2, 3 and 4...