Assignment item: Written Assessment-1
This assessment task requires you to demonstrate your knowledge of basic routing concepts by completing a number of exercises. The exercises contain numerical as well as descriptive questions utilizing material learned up to Week 6.
The assignment is designed to help you to achieve the unit learning outcomes as listed in the unit profile.
You must do this assignment on your own – it is not a group assignment.
Type all your answers in the separate ‘Answer Template – Assgt ONE’ doc that you can download from the unit website, and submit only the completed template. Answers that are not typed into the Answer Template may not be marked, or may be returned to you for retyping and re-submission and late penalties will apply.
You can download the Answer Template – Assgt ONE doc from the Written Assignment 1 assessment link OR from the link in the Unit Documents section.
Where instructed, you must show the steps you took to arrive at your answers. Write your answers in your own words to avoid potential plagiarism and copyright violations.
You must submit the Answer Template in its original Word file (.doc or .docx) format. Do not submit PDF’s or any other type of file without express permission from the Unit Coordinator.
Plagiarism Procedures can be found in the CQUniversity Policies section of the Unit Profile.
Assessment Requirements and Marking Criteria
There are 3 main questions with sub-questions and the requirements are stated for each one. You must answer all questions and sub-questions if any. Marks are indicated and also shown in the Answer Template.
Marking criteria: Your answers will be marked based on technical correctness, completeness, clarity and relevance. Questions that ask you to show your working or calculations or the steps you took to arrive at your answers, may have marks deducted if such information is not provided. If a question requires you to submit a graphic (e.g. a screenshot or a diagram), the graphic must have sufficient resolution to show all its details clearly and be of a reasonable size for normal reader viewing, with all or any text within the graphic being legible and readable, in order to be marked.
Consider the following classless address block: 22.214.171.124/26
Answer the following questions:
Show the steps you took to arrive at your answers.
A company has been granted a block of addresses which includes the address 126.96.36.199/22. Answer the following questions, showing your calculations.
Create the following 6 subnets for this company by calculating the correct number of addresses and subnet address for each subnet. Place your answer in the table in the Answer Template. Use CIDR format for the mask.
The six (6) subnets required by the company are as follows:
Often the best way to gain an initial familiarity with network tools is to simply use them, at a basic level in exploratory mode as suggested in some of the tutorial exercises. Netstat and Tracert are included in Windows, while Wireshark is free to download and install. Explore Wireshark, Netstat and Tracert, then complete this question.
a) A wireshark scan has produced a packet capture, saved to a file named wireshark_capture03.pcapng and available on the Unit website. Download the file and open it in Wireshark, then answer these questions about the scan:
b) A ‘NETSTAT –an’ command has given the output below. On line 5 (highlighted), the TCP connection is in the “TIME_WAIT” state. Explain the TIME_WAIT state that the connection is in and the reason that this state exists. (1 mark)
Active Connections Proto Local Address Foreign Address State 01 TCP 10.0.0.58:139 0.0.0.0:0 LISTENING 02 TCP 10.0.0.58:5040 0.0.0.0:0 LISTENING 03 TCP 10.0.0.118:139 0.0.0.0:0 LISTENING 04 TCP 10.0.0.118:55987 188.8.131.52:443 ESTABLISHED 05 TCP 10.0.0.118:56103 184.108.40.206:443 TIME_WAIT 06 TCP 10.0.0.118:52458 220.127.116.11:443 CLOSE_WAIT 07 TCP 10.0.0.118:52791 18.104.22.168:443 ESTABLISHED 08 TCP 10.0.0.118:52811 22.214.171.124:443 ESTABLISHED 09 TCP 10.0.0.118:52820 126.96.36.199:443 CLOSE_WAIT 10 TCP 10.0.0.118:52879 188.8.131.52:443 ESTABLISHED
c) Do a TRACERT on your computer to www.twitter.com. Paste the output to your assignment one answer template and discuss the output in sufficient detail to demonstrate that you understand the information being displayed (1 mark)
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