The lecture notes are posted here. The project Moodle links are listed here when the projects are assigned.

Week 1

Thursday, 9/7

• Course Overview
• Network Overview
• Project 0

Week 2

Tuesday, 9/12

• Basic Concepts (I): Basic Terms, Network Characteristics, Layer Models, Protocol Hierarchy in a Packet
• Project 1

Thursday, 9/14

• Basic Concepts (II): Common Functions, Basic Devices, Performance Measures, Time-space Diagram
• Networking Fundamentals (I): A brief history

Week 3

Tuesday, 9/19

• Network Layer Fundamentals (II): Address Resolution and ARP, IP prefix and subnet mask, DHCP

Thursday, 9/21

• Network Layer Fundamentals (III): Network Layer Routing, Longest Prefix Match, Bridging

Week 4

Tuesday, 9/26

• Network Layer Fundamentals (IV): Special Use IPv4
• Application Layer (I): Client-and-Server, P2P, Point-to-Point Connection
• Project 2

Thursday, 9/28

• Application Layer (II): Netcat, Socket API, Domain Name Services (sample code for socket programming is in this note)

Week 5

Tuesday, 10/3

• Dan Siff's Talk: Colby Network Structure

Thursday, 10/5

• Application Layer (III): Domain Name Services (cont.), Electronic Mail -- SMTP (example for a SMTP communication is in this note)

Week 6

Tuesday, 10/10

• Fall Break (No Class)

Thursday, 10/12

• Application Layer (IV): Electronic Mail -- SMTP (cont.), POP3/IMAP, MIME; HTTP, GET Method (demonstration for HTTP Get request over nc is in this note)

Week 7

Tuesday, 10/17

• Application Layer (V): HTTP POST Method; Build a Server Using NodeJS; AJAX (NodeJS and AJAX sample programs are in this note)
• Mock Exam
• Project 3

Thursday, 10/19

• Application Layer (VI): AJAX (cont.), Spawn Child Processes in NodeJS (NodeJS and AJAX sample programs are in this note)
• Network Security (I): Objectives, Encryption Categories, RSA

Week 8

Tuesday, 10/24

• Mock Exam 1 Discussion
• Midterm

Thursday, 10/26

• Network Security (II): RSA (cont.), Authentication, Replay Attack, Message Integrity

Week 9

Tuesday, 10/31

• Midterm Discussion
• Network Security (III): Certificate
• Transport Layer (I): Overveiw, Functions of Transport Layer, Error-control Method -- ARQ

Thursday, 11/2

• Transport Layer (II): Error-control Method (cont.): Stop-Wait and Sliding Window, Utilization; Flow Control; Two Types of Congestions: Receiver Congestions

Week 10

Tuesday, 11/7

• Dan Siff's Talk: Network Security at Colby
• Project 4

Thursday, 11/9

• Transport Layer (III): Two Types of Congestions (cont.): Network Congestion, TCP: header, 3-way handshake, closing

Week 11

Tuesday, 11/14

• Transport Layer (IV): TCP (cont.): Congestion Control, UDP
• Network Layer (I): Data Plane and Control Plane

Thursday, 11/16

• Network Layer (II): ICMP, IPv4, Fragmentation, IPv6

Week 12

Tuesday, 11/21

• Network Layer (III): Neighbor Discovery Protocol, Routing, Link State, Distance Vector
• Project 5

Thursday, 11/23

• Thanksgiving Break

Week 13

Tuesday, 11/28

• Network Layer (IV): Another Distance Vector Example, Internet Approach to Scalable Routing, BGP-4

Thursday, 11/30

• Link Layer (I): Overview, Multiple Access Protocols, Three Borad Classes, Channel Partitioning -- TDMA, FDMA, CDMA, OFDM & OFDMA

Week 14

Tuesday, 12/5

• Link Layer (II): Random Access Protocols -- Slotted ALOHA, CSMA, CSMA/CD, Hidden Terminal Problem, CSMA/CA; "Taking Turns" Protocols -- Polling, Token Ring

Thursday, 12/7

• Assigning Final Exam

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