Fall 2019 (08/27/2019 - 12/20/2019)

The semester has 15 class meetings including midterm and final exams. Clicking on a class day below, you should find the class module for the day including lecture notes, assignments, and others. The instructor releases the content for a class generally on the Monday before the class. However, the instructor often makes update to the module content after the initial release. You should check this page often for up-to-date content.

In case you encounter a problem when viewing class content, such as, a broken link, please report it to the instructor immediately.

Topics: course overview; computer network overview; network applications, application requirement, bandwidth, latency, network hardware, categorize networks by scale, network software, protocol, service, service primitives, types of services, relationships of protocol and service

Lecture Notes

Course Overview Computer Network Overview

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)
Questions 3 and 4 in page 86 of the textbook (Due: in paper before the class on Wednesday, September 3)

Reading

Section 1.1, 1.2, and 1.3 in the textbook

Topics: reference models; example networks;

Lecture Notes

Reference Models and Example Networks

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)
Question 10 in page 86 and question 16 in page 87 of the textbook (Due: in paper before the class on Wednesday, September 10)

Reading

Section 1.4, 1.5, and 1.6 in the textbook

Topics: transmission media; data communications basics

Lecture Notes

Transmission Media Data Communications Basics

Assignments

3 exercises in the lecture notes (Due: to complete and submit in class)
Questions 2 and 4 in page 187 of the textbook (Due: in paper before class on Wednesday, September 17)

Reading

Section 2.1, 2.2, 2.3, and 2.4 in the textbook

Topics: baseband and passband transmission; line codes; digital modulation; multiplexing; FDM, OFDM, TDM, and CDMA; switching; packet switching; circuit switching

Lecture Notes

Digital Modulation Visualization for Modulation Multiplexing Switching

Assignments

3 exercises in the lecture notes (Due: to complete and submit in class)
Question 22 in page 189 of the textbook (Due: in paper before the class on Tuesday, September 24)

Reading

Section 2.5 and 2.6 in the textbook

Lecture Notes

Error Detection and Correction

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)
Question 11 in page 252 and Question 17 in page 253 of the textbook (Due: in paper before the class on Tuesday, October 15)
(Optional) Read Section 3.1 and use examples of your own to explain how Hamming code works (Due: N/A)
(Optional) Questions 10 and 12 in page 252 of the textbook (Due: N/A)

Reading

Sections 3.1 and 3.2

Notice: College open but no class scheduled per the College's calendar for Fall 2019

Notice: College open but no class scheduled per the College's calendar for Fall 2019

Lecture Notes

Framing (Point-to-Point) Data Link Protocols

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)
Question 27 ann 28 in page 254 of the textbook (Chapter 3) (Due: in paper before the class on Tuesday, October 22)
Questions and answers posted in CUNY Blackboard under Assignment (Due: N/A)

Reading

Sections 3.3, 3.4, and 3.5

Topics: channel allocation problem; characteristics of network traffic; static channel allocation; dynamic channel allocation; multiple access protocols (contention-based protocols; collision free and limited contention protocols when time permits)

Lecture Notes

Channel Allocation and Multi-Access Protocols Collision-free and Limited-contention Protocols (Time Permits)

Assignments

3 exercises in the lecture notes (Due: to complete and submit in class)
Questions 3 and 6 in page 351 of the textbook. (Due: in paper before the class on Tuesday, October 29)

Reading

Sections Section 4.1 and 4.2 in the textbook

Topics: Midterm Exam

Topics: CSMA/CD; Ethernet; MACA; CSMA/CA; Wireless LAN; Socket API; Raw Sockets; Interfacing with Ethernet and Wireless LAN

Lecture Notes

Ethernet Wireless LAN

Assignments

Project 1 released in CUNY Blackboard. (Due: Before the class on Tuesday, November 19, 2019)

Reading

Section 4.3, 4.4, and 4.8 in the textbook

Topics: Concept of extended LANs, learning bridge, learning bridge forwarding algorithm LANs, learning bridge learning algorithm; (Time Permitted) loops in extended LANs, extended LAN spanning tree algorithm, virtual LAN

Lecture Notes

Extended LAN and LAN Switching Spanning Tree Algorithm for Extended LAN Virtual LAN

Assignments

selected questions in lecture notes (Due: to complete and submit in class)

Reading

Section 4.8 and 5.1 in the textbook

Topics: -> packet switching; packet switching algorithms (datagram, virtual circuit, and source routing); routing problem; routing algorithms and protocols (distance vector routing and link state routing)

Lecture Notes

Packet Switching Routing Problem and Algorithms

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)

Reading

Sections 5.1 and 5.2

Topics: Basic problems; Internet protocol; IPv4; IPv6; Fragementation; IP Datagram Forwarding;

Lecture Notes

Internetworks Intradomain Routing

Assignments

2 exercises in the lecture notes (Due: to complete and submit in class)
Project 2 released in CUNY Blackboard. (Due: Before the class on Tuesday, December 10, 2019)

Reading

Sections 5.5 and 5.6

Topics: UDP; TCP;

Lecture Notes

Transport Layer: UDP and TCP

Reading

Sections 6.1 and 6.2

Topics: Congestion control; quality of service

Lecture Notes

Congestion Control and Quality of Service

Reading

Sections 6.3 and 6.4

Topics: 6:05 - 8:10 PM, Wednesday, December 17, 2019, Room 137 Ingersoll Hall Extension