Describe in your own words the important functions performed by following hardware commonly
found in a network. Include a diagram (I prefer you draw this yourself) indicating where these
devices would be found in a network.
1. Switch (2 marks)
2. Router (2 marks)
3. Modem (2 marks)
4. Host (2 marks)
5. Network Interface Card (2 marks)
Topic 2: The internet protocol stack (15 marks)
Provide your response to the following. Embed links to internet resources to your answer. You
can also include tables to enhance your answer.
1. Describe the different layers found in the Kuross Ross protocol stack (as described in
the reference book) and list two protocols commonly associated with each layer. (10
marks)
2. Compare and contrast the Kuross Ross protocol stack with the OSI model. (5 marks)
Topic 3: Standards Organizations (15 marks)
1. Provide a short summary (including the name) and details of the contribution that each
of the following organisationshas played in facilitating effective data communication.
Summarise the types of standards that would be found at each organisation and map
those to the layered model used by Kurose Ross.
A. ITU-T(2 marks)
B. IETF(2 marks)
C. ISO(2 marks)
D. IEEE(2 marks)