Basic information about computer networks and hardware for schools.

1. Computer Networks & Hardware
Toren Sanford
Technology Specialist

2. What is a Network?
Overview
• A network is a group of two or more computers that are connected to
communicate data.
• Computers are connected through routers, cables, switches, wireless
signals, and servers.
• These computers share the internet connection.
• The data from these computers is communicated electronically.
• Computers can also be set up through the network to share printers or
file servers.
• Through a network, computers can share and exchange data or
meaningful information.

3. KeyTerms
Classroom Connection
• Servers
• School Network Hub
• Switch
• Moves messages among the computers on the LAN
• Router
• Connects School to the Internet, distributes messages, move to
other routers closer to their destination
• Firewall
• Prevents unauthorized access to private network; could be in the
form of hardware or software

4. Teacher &Student Network Needs
Classroom Connection
• DailyTasks
• Online Attendance & GradingWebsite
• Video, File Sharing, Lessons
• Printing
• Access to Student Programs
• Web Based
• Communication
• Email
• Classroom Phones

5. Network Components
• Internet Service Provider (ISP), Internet Connection
• District Office
• WAN: Wide Area Network (connection between district and school campuses)
• School
• LAN: Local Area Network (connection within school)
• Fiber Cables
• Wireless Access Points in Classrooms (WiFi)
• Server & Switch

6. Basic SchoolDistrict Network Diagram
Internet
Connection
DistrictOffice
Wide Area Network
School
School
School
School School
School
School
School
InternetService
Provider

7. Sample Classroom Setup
• Voice over Internet Protocol Phone (VoIP)
• Connectedtothe IP phonesystemvia the
Internetor LAN
• Wireless Action Point
• Convertsdatafromwired networkintoa
wireless signal
• Teacher& Student Devices Wireless Access Point

8. ComputerHardware
• Physical Device
• Internal Parts
• Mouse
• Printer
• Keyboard
• Additional Accessories

9. Tips for CheckingHardware
If your hardware is not working properly . . .
• Check Plugs
• Verify that the devices are communicating
• Check USB Cords
• Close and Reopen Program