6. School network LAN

A school wants to have their 5 computers labs with Internet connection. Each lab having 21 computers that directly connected to each other and to the Internet. Each lab is aligned vertically at each floor from ground to fifth floor. The main Internet connection is located 500 meters a way at the school's office room. The labs are used every day where students access SchoolNet system (online learning).

**anybody can help me for design layout using this statement**