COIT20261 Network Routing and Switching (Term 2, 2015) 
Assessment item 1—Written Assessment 
Due date: 11:30pm AEST, Friday, Week 10 ASSESSMENT 
Weighting: 40% 1 
Objectives 
This assessment item relates to the course learning outcomes 1 to 5 as stated on page 7 of the course profile. 
Instructions 
Please write your answers to all questions in the ‘Template for Your Answers’ Section of this document and upload only that template. Please show all your working and steps. Please ensure that you write your answers in your own words to avoid possible plagiarism and copyright violation. You can understand the Plagiarism Procedures by following the corresponding link in the CQUniversity Policies section of the Course Profile. 
Question 1 (9 marks) 
Given the following network, construct the routing table of router R1: 

Question 2 (7 marks) 
An organisation has been granted a block of addresses starting with the address 172.154.60.0/24. 
a) Create 4 subnets for this organisation with the first subblock of 120 addresses, the second subblock of 60 addresses, the third subblock of 30 addresses and the fourth subblock of 12 addresses. (1.5 marks for each correct answer) 
b) How many addresses are left? (1 mark) 
Question 3: (4 marks) 
Consider the following UDP header dump: 
BB400045003AFF10 
a) Identify the source port number. (0.5 marks) 
b) Identify the destination port number. (0.5 marks) 
c) What is the length of the data? (1 mark) 
d) Is it a packet from the client to the server or vice versa? (1 mark) 
e) What is the client process? (1 mark) 
Question 4 (15 marks) 
Investigate the cloud-managed wireless networks and compile a brief report of around 1400 words. Your references may come from websites, white papers, government documents or published conference or journal papers. 
Your report should include only the introduction (about 200 words), body (about 1000 words), conclusion (about 200 words) and the reference list (Do not include the executive summary and table of contents). Use the sub-headings given in the template and include in-text references in the body of the report. Use Harvard style of referencing for the list of references and in-text references. 
Marks allocation: 
1. Introduction. (2 marks) 
2. Architecture. (2 marks) 
3. Advantages and disadvantages. (3 marks) 
4. Key service providers. (3 marks) 
5. Any other relevant information. (2 marks) 
Conclusion: 
A well written coherent conclusion (2 marks) 
References: 
Adhered to Harvard reference style (1 mark) 
Question 5 (5 marks) 
Given the following IPv6 addresses in hexadecimal colon notation, answer the following questions. Where applicable provide your answers in fully expanded hexadecimal colon notation. 
a) What is the full (expanded) address of the abbreviated IPv6 address FDEC::CF:0:FFFF? (1 mark) 
b) What is the type of block of the abbreviated IPv6 address 
2001:A100:FC1::A4B8:AE12:3217:FCBA? (2 marks) 
c) What is the type of address of the abbreviated IPv6 address 0::FFFF:194.42.12.7? (2 marks) 

TEMPLATE FOR YOUR ANSWERS 
COIT20261 Network Routing and Switching - Assessment Item 1 (Term 2, 2015) 
Fist Name: Last Name: 
SID: 
Write your answers in the spaces provided. 
Question Number Mark 
allocated Mark earned 
Question 1: (9 marks) 
Mask Network address Next-hop address Interface 

9 
Question 2: (7 marks) 
a) 
6 
b) 
1 
Question 3: (4 mark) 
a) 
0.5 
b) 
0.5 
c) 
1 
d) 
1 
e) 
1 
Question 4: (15 marks) 
a) Introduction 
2 
b) Architecture 
2 
c) Advantages and disadvantages 
3 
d) Key service providers 
3 
e) Any other relevant information 
2 
f) Conclusion 
2 
g) References 
1 
Question 5: (5 marks) 
a) 1 
b) 2 
c) 2 
Late submission penalty 
Plagiarism penalty 
Total 40