Fall 2023 (08/25/2023 - 12/20/2023)

The semester has 15 class meetings including the final exam. 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: overview of class organization; overview of online learning; overview of computer networks; overview of tools and environment

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of data communciation networks and systems
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview Internet addressing and naming schemes
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to design, implement, and analyze (simple) network programs
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to use operating systems and networking tools to monitor and diagnose a network application

Lecture Notes

Course Overview Overview of Computer Communication Networks Tools and Experimental Environments

Assignment

Set up Python and run HTTP server and client in Python (Due: September 7)
Creating virtual machine and set up Linux system (Due: September 7)

Reading

Chapter 1 of the textbook

Topics: network structure; network architecture; ISO reference model; TCP/IP model;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the key elements of a data communication system
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the overall architecture of the Internet
(Module) to describe the TCP/IP architecture and explain the functioning of each layer
(Module) to understand the concept of internetworking
(Module) to describe the operations a router in TCP/IP networks
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of the operations of TCP/IP networks
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to design and implement programs with Berkely Sockets
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to capture and analyze TCP/IP network packets

Lecture Notes

Network Structure and Architecture Experiment and Demo: Capture Web Traffic

Reading

Chapters 1 and 2 of the textbook

Topics: network structure; network architecture; ISO reference model; TCP/IP model;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the key elements of a data communication system
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the overall architecture of the Internet
(Module) to describe the TCP/IP architecture and explain the functioning of each layer
(Module) to understand the concept of internetworking
(Module) to describe the operations a router in TCP/IP networks
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of the operations of TCP/IP networks
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to design and implement programs with Berkely Sockets
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to capture and analyze TCP/IP network packets

Lecture Notes

Experiment and Demo: Socket Programming in Python Experiment and Demo: Packet Building with Scapy

Assignment

Warming-up with Python socket programming (TCP) (Due: September 21)
Warming-up with Python socket programming (UDP) (Due: September 21)
Warming-up with building and sending packets using ScaPy (Due: September 21)

Reading

Chapters 1 and 2 of the textbook

Topics: protocol and protocol stack; protocol implementation;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principles of internetworking
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to present an overview of IP operations
(Module) to compare and contrast IPv4 and IPv6
(Module) to understand IPv4 and IPv6 addressing schemes
(Module) to have an overview of different transport protocols on the Internet
(Module) to list and define transport services (TCP and UDP)
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP implementation policy options

Lecture Notes

The Internet Protocol

Individual Programming Project

Writing a program to send and receive files via UDP multicast (Due: September 28)

Reading

Chapters 14 of the textbook

Topics: protocol and protocol stack; protocol implementation;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principles of internetworking
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to present an overview of IP operations
(Module) to compare and contrast IPv4 and IPv6
(Module) to understand IPv4 and IPv6 addressing schemes
(Module) to have an overview of different transport protocols on the Internet
(Module) to list and define transport services (TCP and UDP)
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP implementation policy options

Lecture Notes

The Internet Protocol

Assignment

Setting up an IPv4 internetwork for experimentation (Due: October 5)
Observing IPv4 forwarding (Due: October 5)
Observing IPv4 packet fragmentation and reassembly (Due: October 5)

Reading

Chapters 14 of the textbook

Topics: protocol and protocol stack; protocol implementation;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principles of internetworking
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to present an overview of IP operations
(Module) to compare and contrast IPv4 and IPv6
(Module) to understand IPv4 and IPv6 addressing schemes
(Module) to have an overview of different transport protocols on the Internet
(Module) to list and define transport services (TCP and UDP)
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP implementation policy options

Lecture Notes

The Internet Protocol The Transport Protocols

Assignment

Understanding IPv4 Addresses (Due: October 12)
Traceroute using ScaPy (Due: October 12)
Understanding IPv4 Address Resolution (Due: October 7)
Understanding IPv6 Addresses (Due: October 12)
IPv6 Forwarding (Due: October 12)
Selected Topics on IPv6 (Due: October 12)
Python socket programming (UDP Multicasting) (Due: October 12)

Group Programming Project

Project 1 The UDP SendFile Protocol (Due: October 26)

Reading

Chapters 14,15 of the textbook

Topics: protocol and protocol stack; protocol implementation;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principles of internetworking
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to present an overview of IP operations
(Module) to compare and contrast IPv4 and IPv6
(Module) to understand IPv4 and IPv6 addressing schemes
(Module) to have an overview of different transport protocols on the Internet
(Module) to list and define transport services (TCP and UDP)
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP implementation policy options

Lecture Notes

The Internet Protocol The Transport Protocols Midterm Review

Reading

Chapters 14,15 of the textbook

Topics: TBA

Topics: protocol and protocol stack; protocol implementation;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principles of internetworking
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to present an overview of IP operations
(Module) to compare and contrast IPv4 and IPv6
(Module) to understand IPv4 and IPv6 addressing schemes
(Module) to have an overview of different transport protocols on the Internet
(Module) to list and define transport services (TCP and UDP)
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP implementation policy options

Lecture Notes

TCP States Packet Crating for TCP Example and Utility Programs

Assignment

Crating Packets for TCP (Due: November 2)

Reading

Chapters 14,15 of the textbook

Topics: Routing problem; routing algorithms; routing protocols;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principal routing strategies
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to explain the key features of BGP
(Module) to explain the key features of OSPF

Lecture Notes

Routing Overview Least-Cost Algorithms Distance Vector and Link State Implementing Least-Cost Algorithms

Individual Programming Project

Enhancing the dijkstra.py program (Due: November 9)

Reading

Chapter 19 of the textbook

Topics: Routing problem; routing algorithms; routing protocols;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to understand the principal routing strategies
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to explain the key features of BGP
(Module) to explain the key features of OSPF

Lecture Notes

Distance Vector and Link State Least-Cost Algorithms Routing Algorithms: Exercises Implementing Least-Cost Algorithms

Reading

Chapter 19 of the textbook

Topics: Congestion problem; congestion control; traffic management; TCP congestion control; Datagram congestion control;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP congestion control schemes
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to explain the effects of congestion on network traffic
(Module) to have an overview of congestion control mechanisms

Lecture Notes

Congestion Control Discussion Question SSQ Simulation

Group Programming Project

Project 2 Transport Protocols Revisited (Due: December 7)

Reading

Chapter 20 of the textbook

Notice: College Closed

Topics: Congestion problem; congestion control; traffic management; TCP congestion control; Datagram congestion control;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP congestion control schemes
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to explain the effects of congestion on network traffic
(Module) to have an overview of congestion control mechanisms

Lecture Notes

Congestion Control Discussion Question SSQ Simulation

Group Programming Project

Project 2 Transport Protocols Revisited (Due: December 7)

Reading

Chapter 20 of the textbook

Topics: Congestion problem; congestion control; traffic management; TCP congestion control; Datagram congestion control;

Course Objectives

to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to have an overview of TCP congestion control schemes
to master the knowledge and the skills on designing and building a complete networked system. (SLO5)
(Module) to explain the effects of congestion on network traffic
(Module) to have an overview of congestion control mechanisms

Lecture Notes

Congestion Control Discussion Question SSQ Simulation

Group Programming Project

Project 2 Transport Protocols Revisited (Due: December 7)

Reading

Chapter 20 of the textbook

Notice: Reading Day

Notice: Reading Day

Topics: The final exam will be 6:05 - 8:05 PM, Thursday, December 14, 2023. The final exam is cumulative.