Topic 4a
Networking Fundamentals

Prior to Class

By the end of this topic students should be able to:

• Define both LAN and WAN.
• In a description of two connected networks identify which is the LAN and which is the WAN.
• Provide the definition of a [bridge | repeater |switch |router |access point].
• Given a description of a network and a particular piece of hardware, identify it as a [bridge | repeater |switch |router |access point].
• Explain the generic concept of a network protocol and its role in network communication.
• Explain [Client-server | Peer-to-peer] communication.
• Compare and contrast client-server vs peer-to-peer communication.
• Explain the client/server relationship and identify key differences between the client and the server.
• Briefly explain the use of a [distributed system | computer cluster | grid computer | cloud computer].

• Readings
• Section 4.1, pp 182-194 in your book
• Videos
  • Dr. Diesburg explains networks
  • Dr. Diesburg explains LANs, WANs, and firewalls
  • Dr. Diesburg eplains some network equipment
  • Dr. Diesburg talks about client/server vs peer-to-peer

 

In class

Discussion

Let's walk through this idea for a bit.

Checking for Understanding

Answer the following questions from your textbook. The answers to all Q&E questions are in the back of your book in Appendix F.

• pp 194, #1
• pp 194, #2
• pp 194, #3
• pp 194, #4
• pp 194, #5
• pp 194, #6

Extra Help

The answers to the CFU questions above are provided in the back of the book. The following videos explain how we would arrive at some of those answers.

• CFU - p 194.3
• CFU - p 194.4
• CFU - p 194.6

Further Information

• Crash Course CS: Computer Networks