Microsoft Word - BN208 Assignment 2 T3_2018 V2.docx Assessment Details and Submission Guidelines Trimester T3 2018 Unit Code BN208 Unit Title Networked Applications Assessment Type Assignment 2 (...

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Microsoft Word - BN208 Assignment 2 T3_2018 V2.docx Assessment Details and Submission Guidelines Trimester T3 2018 Unit Code BN208 Unit Title Networked Applications Assessment Type Assignment 2 ( Individual Assignment) Assessment Title Network Performance Analysis (Assignment Two) Purpose of the assessment (with ULO Mapping) This assignment assesses the following Unit Learning Outcomes; students should be able to demonstrate their achievements in them. d) Discuss performance and deployment issues for networked applications; e) Utilise appropriate industry tools and techniques to manage networked applications Weight 15% Total Marks 50 Word limit 1200 – 1500 Due Date Thursday, 31 January 2019 (23:55) Submission Guidelines · All work must be submitted on Moodle by the due date along with a completed Assessment Cover Page. · The assessment must be in MS Word format, 1.15 spacing, 12‐pt Calibri (Body) font and normal margins on all four sides of your page with appropriate section headings. · Reference sources must be cited in the text of the report, and listed appropriately at the end in a reference list using IEEE referencingstyle. · The report should be in MS word format submitted on Moodle on time. Extension If an extension of time to submit work is required, a Special Consideration Application must be submitted directly to the School's Administration Officer, in Melbourne on Level 6 or in Sydney on Level 7. You must submit this application three working days prior to the due date of the assessment. Further information is available at: http://www.mit.edu.au/about‐mit/institute‐publications/policies‐ procedures‐and‐guidelines/specialconsiderationdeferment Academic Misconduct Academic Misconduct is a serious offence. Depending on the seriousness of the case, penalties can vary from a written warning or zero marks to exclusion from the course or rescinding the degree. Students should make themselves familiar withthefullpolicyandprocedureavailableat: http://www.mit.edu.au/about‐mit/institute‐publications/policies‐ procedures‐and‐guidelines/Plagiarism‐Academic‐Misconduct‐Policy‐ Procedure. ( BN208 ) ( Networked Applications ) ( Prepared by Dr S M Farhad ) ( Moderated by: Dr Wanod Kumar ) ( Nov 2018 ) Assignment #02 Description This assignment is designed to develop student’s analytical skills in addition to Wireshark utilisation to capture data from live network traffic. Through the labs, students have learned how to analyse HTTP packets, TCP packets streams, audio streaming with TCP. Students have learned to identify the performance parameters such as load distribution, throughput graph, time sequence graph, flow graph and window scaling graph. Overview and General Instructions of Assignment Students need to use captured Wireshark data to explain the performance of the distributed system behind the given web system and a completed document file needs to be submitted. Task ‐ 1 From the (MIT lab Network), student need to chase and capture three websites in the table below (Table 1). Students have to analyse the performance for each website in regards of: · Load Distribution · Throughput Graph · Time Sequence Graph · Flow Graph · Window Scaling Graph The performance analysis requires screenshots of the graphs and statistics generated by Wireshark and the discussion of those screenshots in detail. Websites Performance Parameters http://www.onlinenewspapers.com/australi.htm http://www.cbsinteractive.com.au http://www.newspapers.com.au/ · Load Distribution · throughput graph and · Time Sequence graph · Flow graph · Window scaling graph Table 1: Websites, analytical tools/performance parameters Note: You can also demonstrate other statistics that you find to be significant for analyzing this network Task ‐ 2 Investigate streaming audio delivery over TCP by listening to Internet live radio and capturing the transmitted packets. From a second network (Home, work, etc.), students have to chase and capture one more website which has an audio stream (such as radio stations, e.g http://www.abc.net.au/radio/listen‐online ). Listen to the audio stream for at least five minutes to capture enough packets for analysis. Students are free to choose any website. Show your performance analysis using Throughput Graph and Time Sequences Graph. Screenshots of the graphs need to be provided and the performance shown in the graph must be discussed in detail Marking Criteria/Report Structure: Report must have Five sections; each section title is discussed in the table below: Section to be included in the report Description of the section Marks Introduction Complete introduction of the assignment and outline of the report 4 Task ‐1 All three websites’ performance need to be analysed and discussed in terms of: · Load Distribution · throughput graph and · Time Sequence graph · Flow graph · Window scaling graph The analysis must be provided in terms of network performance. 10* 3 = 30 Task ‐2 Analyse and explain the output of the graphs for audio streaming website in terms of network performance. 10 Conclusion Write a comprehensive summary of the findings in the report 4 Reference style Follow IEEE reference style 2 Total 50 Marking Rubric for Assignment #2: Total Marks 50 Grade Mark HD 40‐50 DI 35‐39 CR 30‐34 P 25‐29 Fail <25 excellent very good good satisfactory unsatisfactor introduction /4 excellent introduction of the assignment and complete outline very good introduction and complete outline. good introduction and somewhat complete outline brief introduction and some outline but there is room for improvement little relevance to the assessment topic. task‐1 /30 demonstrated excellent ability to analyse and discuss performance parameters demonstrated good ability to analyse and discuss performance parameters but some parts are incomplete demonstrated ability to analyse and discuss performance issues with most parts incomplete demonstrated some ability to analyse and discuss some performance issues with most parts incomplete demonstrat ed poor ability to analyse and discuss performanc e issues poorly task‐2 /10 demonstrated excellent ability to analyse and discuss performance parameters demonstrated good ability to analyse and discuss performance parameters but some parts are incomplete demonstrate d 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Answered Same DayJan 21, 2021BN208

Answer To: Microsoft Word - BN208 Assignment 2 T3_2018 V2.docx Assessment Details and Submission Guidelines...

Deepa answered on Jan 25 2021
151 Votes
NETWORK PERFORMANCE ANALYSIS
INTRODUCTION
Wireshark is used for recording the live network traffic. The performance such as throughput, windows scaling, load distribution, flow graph and time sequence are analyzed. In this assignment, the packets are explored using the par
ameters such as throughput, windows scaling, load distribution, flow graph and time sequence are analyzed [1].
Throughput is a number of outputs generated for a single unit time. The performance of good website will be high. When there is a gap in the graph then the throughput is not generated. Window scaling graph depicts the window size of the receiver. i.e how the data is handled in the receiver side. In load distribution, the workloads for the incoming servers are distributed in order to request and respond for the user without any delay. For every web server, the workloads are distributed in equal amount. Flow graph illustrates the transmission time, sequence number, frame size, the name of protocols, source IP address and destination IP address. Time sequence graph is analyzed based on the sequence number generated per unit time. It also shows the flow of data for a time [3].
Performance evaluation of website 1: http://www.onlinenewspapers.com/australi.htm
LOAD DISTRIBUTION
In this website we can see that for 3 servers loads are distributed for HTTP response and for 4 servers the loads are distributed for the HTTP request. The server IP addresses such as 117.121.250.149, 103.231.98.48 and 23.35.4.60 are used for HTTP response and the server IP address 23.35.4.60, 103.231.98.48, 239.255.255.250 and 117.121.250.149 are used. [2]
THROUGHPUT
In this website, the throughput explored for time=0.5 sec to 1 sec. The analysis shows that there is no stable throughput and it differs from 1.05 X 10^5 bits to Zero bits (i.e< than 1,50,000 bits). The performance is not bad but it is not so good.[2].
TIME SEQUENCE GRAPH
The time sequence graph shows the packet transmission with the sequence number from 172.217.166.163:443 to 192.168.0.16. The above line shows receiver window size. It is calculated by the adding ACK number and presents advertised window size. For every byte of packet transmission, the sequence number is increased by 1 [4].
FLOW GRAPH
The flow graph illustrates the packet transmission between the client and the server. The client with the IP address 192.168.0.16 starts the connection for the server 239.255.255.250. The notification is sent to the sender they receive the success message. Total packet segment size is 1460 and window size is 256 [5].
WINDOW SCALING
The line in the graph is not flat completely. This shows that the window size of the receiver is not big always for receiving the packet [6].
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