Problem solving report due date tuesday september

SIT202 Computer Networks

Trimester 2, 2016

Any content drawn from other materials, including unit materials, must be clearly quoted where appropriate, and/or clearly referenced. All students should review and be familiar with the content provided by the University regarding how to reference other materials:

http://www.deakin.edu.au/students/study-support/referencing

ULO 3. Select a local area and design simple protocols for a given environment to track current and future trends in computer networks.

Given current and future requirements for one or more networks, you will be required to select/design appropriate protocols to satisfy those requirements.

b) Prepare a set of PowerPoint slides that explain reliable delivery using go-back-n. Your slides must include the following points:
Introductory slide/s describing basic concepts of go-back-n; i)
ii) Illustration of go-back-n where the receiver discards out-of-order packets; iii) Illustration of go-back-n where the receiver keeps out-of-order packets; and iv) Comparison of advantages and disadvantages.

Question 2 (19 marks)

• Recently a site-to-site VPN connection was established between a new branch office and the router that acts as the connection point to the ISP. Since the VPN was established, the average queue lengths of packets on the router (incoming packets waiting to processed / outgoing packets waiting to be transmitted) have increased from a very small/insignificant number to a very large number.

Question 4 (20 + 8 = 28 marks)

• Your answers must be submitted to the correct Assignment box provided in CloudDeakin, submissions will not be accepted outside of this assignment box, e.g., email submissions will not be accepted.

• Answers must be submitted in a format which can be read by the plagiarism detection system. It is your responsibility to ensure your answers in a correct format.

Question 1 (20 + 15 = 35 marks)

• Part (a)

• Part (b)

o (3 marks) Introductory slides.

Question 2 (19 marks)

• (8 x 2 = 16 marks) Descriptions of socket API calls.

Question 4 (20 + 8 = 28 marks)

• Part (a)

• Part (b)

o (3 marks) Basic concepts of how SSL verifies server certificate.