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1807 IT Networking Designing

tag 1 Download 7 Pages / 1,646 Words tag 04-11-2020
  • Course Code: 1807
  • University: University Of Wollongong
    icon is not sponsored or endorsed by this college or university

  • Country: Australia


1. Why is it important to use a structured, systematic method for designing networks? What problems can occur if such methods are not used?
2. Why is it important to explore divisional and group structures of an organization when starting a network design project?
3. Discuss the term “scalability.” What does it mean? Why is it an important network design goal? What is some challenges designers face when designing for scalability?
4. A network design customer has a goal of 99.80 percent uptime. How much downtime will be permitted in hours per week? How much downtime will be permitted in
minutes per day and seconds per hour? Which values are acceptable in which circumstances?
5. What is a discontiguous network? Why does it pose challenges for a network designer?
6.Why is it important to characterize a network’s logical topology and not just its physical topology? What information does a logical topology illustrate that might be missed with just a physical topology?
7. Many basic networking books state that there are three network topologies, a bus, a ring, and a star. Based on the knowledge you gained in this chapter, explain why these simple topologies may not meet the needs of modern networks.
8. Compare and contrast full- and partial-mesh topologies. What advantages does a partial mesh have compared to a full mesh? What advantages does a full mesh havecompared to a partial mesh?
9. Why is it difficult to achieve true load balancing (as opposed to load sharing) in most networks?
10. What does physical security mean? What are some facets of physical security?
11.The following network numbers are defined at a branch office. Can they be summarized, and if so, what is the network number and prefix length?

12. What is a discontiguous subnet? Why do some enterprise networks have discontiguous subnets? Why don’t classful routing protocols support discontiguous subnets?

13. Discuss the configuration of IP addresses. When manually configuring IP addressing on a host, what parameters should you configure? If you suspect that there might be a problem with the addressing information that you entered, what commands can you use to troubleshoot? What are some disadvantages of manual configuration? What other options are there?

14. What are the most important criteria for selecting an internetworking device?

15. What is the difference between single-mode and multimode fiber? Which is faster?

16. Why are QoS features often necessary in LAN switches and routers?

17. What are the most important criteria for selecting a WAN service provider?

18. Why are QoS features often necessary in WAN routers?

19. List and describe five typical goals for a network design testing project.

20. What are some advantages of using industry tests for your network design testing project? What are some disadvantages of using industry tests?

21. What are some advantages of testing a new network design component on a production network during normal business hours? What are some disadvantages of taking this approach?

22. What is regression testing? Why is regression testing usually an important part of a network testing project? In what cases is regression testing not necessary?

23. How does multicast routing differ from unicast routing?

24. This chapter mentions serialization delay (also sometimes called transmission delay). What other types of delay are there? List and describe three other types of delay.

25. What are some techniques for reducing serialization delay?

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