comm net exercise 11 slides · from a host within eth to google.ch. exam 2018 - task 5 c): network...
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![Page 1: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/1.jpg)
Communication Networks
Spring 2020
ETH Zürich
Rüdiger Birkner
May 14 2020
https://comm-net.ethz.ch/
![Page 2: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/2.jpg)
Transport project
Overview current assignment
Old exam questions
Communication Networks
Exercise 11
Solutions will be published next week
![Page 3: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/3.jpg)
The end (of the transport project) is near…
May 22 2020 at midnightDeadline
Q&A Session May 18 2020 from 4 to 5pm
Exercise Session Cancelled because of Ascension day
![Page 4: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/4.jpg)
Transport project
Overview current assignment
Old exam questions
Communication Networks
Exercise 11
Solutions will be published next week
![Page 5: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/5.jpg)
11.1 Setting up a video streaming service
Exam question from 2019
YourVideo
Combines the topics of the lecture: HTTP and Video
![Page 6: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/6.jpg)
Transport project
Overview current assignment
Old exam questions
Communication Networks
Exercise 11
Solutions will be published next week
![Page 7: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/7.jpg)
Exam 2018 - Task 5 c): Network debugging
The figure shows the output of traceroute
from a host within ETH to google.ch.
![Page 8: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/8.jpg)
Exam 2018 - Task 5 c): Network debugging
![Page 9: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/9.jpg)
Exam 2018 - Task 5 c): Network debugging
Answer: The time measurements shows the round trip time from the source to every hop.
![Page 10: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/10.jpg)
Exam 2018 - Task 5 c): Network debugging
![Page 11: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/11.jpg)
Exam 2018 - Task 5 c): Network debugging
Answer: In total the host sent 30 IP packets.It sent 3 IP packets per TTL (1 to 10).
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Exam 2018 - Task 5 c): Network debugging
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Exam 2018 - Task 5 c): Network debugging
![Page 14: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/14.jpg)
Exam 2018 - Task 5 c): Network debugging
Answer: It generated 3 ICMP packets as three IP packets expired at this router (time exceeded).
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Exam 2018 - Task 5 c): Network debugging
![Page 16: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/16.jpg)
Exam 2018 - Task 5 c): Network debugging
![Page 17: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/17.jpg)
Exam 2018 - Task 5 c): Network debugging
Answer: In line 9, all packets expire at the same router.In lines 10-12, the packets expire at two differentrouters. The traffic is load balanced.
![Page 18: comm net exercise 11 slides · from a host within ETH to google.ch. Exam 2018 - Task 5 c): Network debugging. Exam 2018 - Task 5 c): Network debugging Answer: The time measurements](https://reader034.vdocument.in/reader034/viewer/2022050519/5fa30d0399db7f3b320829bb/html5/thumbnails/18.jpg)
Transport project
Overview current assignment
Old exam questions
Communication Networks
Exercise 11
Solutions will be published next week