CS/ECE 438 : Fall 2024 : M/W 3:30pm : Room 1320 DCL

First day information

Information about midterm

Information about final

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📅  Course Calendar (subject to change)

• Why packets?
• Original design goals for the Internet | CS/ECE438-Lec2-InternetGoals.pdf | Lecture Recording | | 🟢 MP0 released (won’t be graded) | - A brief history of the Internet
• Design philosophy of the Internet protocols | | Sep 2 Mon | | | LABOR DAY | | | | | | | Sep 4 Wed | | S | Internet end-to-end overview ****- Naming & addressing
• Routing & forwarding
• Reliability | CS/ECE438-Lec3-InternetOverview.pdf

Socket Programming.pdf | Recording Miss(Hardware Failure)

Socket Programming | | 🟢 MP1 released (Socket Prog.) | - Tussle in the Internet | | Sep 9 Mon | | S | Internet architectural principles

• Layering
• End-to-end principle
• Fate-sharing | CS/ECE438-Lec4-InternetArchitecturalPrinciples.pdf | Lecture Recording | 🟢 HW1 released | | - End-to-end argument in systems design | | Sep 11 Wed | | Y | Foundations
• Signals, time+frequency representations, bandwidth, spectrum
• Modulation ****- Carrier / center frequency, baseband, filters, demodulation
• Decoding, bit error, SNR, SINR, rate, Shannon capacity | Pre-lecture Notes

Post-lecture Notes

Class activity | Lecture Recording | | | | | Sep 16 Mon | | Y | More Foundations:

• Throughput, goodput, headers, payload, inter-packet time
• Latency (processing + queueing + prop. delay + transmit time)
• FDM vs. TDM, tradeoffs
• Statistical multiplexing | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Sep 18 Wed | Applications | Y | Application layer: Introduction and basics

• Client server and P2P
• P2P architecture
• IPC and Sockets … Protocols and requirements ****- Web / HTTP, cookies | Application Slides

Post-Lecture Slides | Lecture Recording | | 🔴 MP1 due (Socket Prog.)

| | | Sep 23 Mon | | Y | Web Protocols

• Web caching, Email (POP/IMAP)
• P2P (CHORD protocol)
• DNS
• CDN | Pre-lecture Notes

Post-lecture Notes

DNS Notes | Lecture Recording

DNS part | 🔴 HW 1 due | 🟢 MP2 release (TCP) | - CHORD paper | | Sep 25 Wed | Transport | S | Transport Layer: Introduction

• Reliable Transport Goals (correctness and performance) | CS/ECE438-Lec9-ReliableTransport.pdf | Lecture Recording | 🟢 HW2 release | | | | Sep 30 Mon | | S | Principles of reliable protocol design
• More Reliable Transport | CS/ECE438-Lec10-ReliableTransport2.pdf

Reliable Transport.pdf

Go-back-N+Selective-ACKs.pdf | Lecture Recording | | | | | Oct 2 Wed | | S | Introduction to TCP | CS/ECE438-Lec11-TCP.pdf | Lecture Recording | | | | | Oct 7 Mon | | S | More TCP ****- Flow control, Congestion Control | Lec12-AdvancedTCP.pdf | Lecture Recording | 🔴 HW2 due | | | | Oct 9 Wed | | S | TCP: Continued

• More TCP Congestion Control | Lec13-EvenMoreAdvancedTCP.pdf | Lecture Recording | 🟢 HW3 release | | | | Oct 14 Mon | Routing | Y | Network layer: Introduction and basics ****- Routing and forwarding, connection set up,
• Network service models
• Virtual circuit and datagram networks, forwarding table | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Oct 16 Wed | | Y | Routers and IP

• Router hardware design
• IP protocol, datagram, IPv4, address, subnets | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Oct 21 Mon | | Y | Network layer continued ****- Subnet and Classless addressing

• Network Address Translation (NAT)
• ICMP, IPv6 | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Oct 23 Wed | | Y | Routing algorithms ****- Centralized and distributed routing algorithms

• Link State: Djikstra’s algorithm

Midterm review | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | 🔴 HW3 due | 🔴 MP2 due (TCP) | | | Oct 28 Mon | | | MIDTERM | | | | | | | Oct 30 Wed | | Y | Routing algorithms (cont.)

• Distance vector: Bellman Ford algorithm Internet routing protocols ****- Hierarchical routing
• Autonomous systems, intra-AS routing, inter-AS routing
• RIP, OSPF **** | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Nov 4 Mon | Link | Y | Internet routing protocols

• eBGP and iBGP
• Routing based on policies, advertising based on incentives Link layer: Introduction and basics
• Link layer reliability vs. e2e reliability
• MAC layer addresses
• Tasks of the link layer | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | 🟢 HW4 release | 🟢 MP3 release (Routing) | | | Nov 6 Wed | | S | Medium access control (MAC) #1

• Error checking
• MAC protocols: partition, random, taking turns | Lec20_Link_Layer_2.pdf | Lecture Recording | | | | | Nov 11 Mon | | S | Medium access control (MAC) #2 ****- CSMA / CD
• Ethernet protocol and flowchart
• Addressing and Address resolution protocol (ARP)
• Hubs and Switches | Lec21_Link_Layer_3.pdf | Lecture Recording | | | Autonomous systems | | Nov 13 Wed | | S | Beyond the Internet #1 ****- Host Network Stack | Lec22-network-stack.pdf | Lecture Recording | | Mini Project Release | | | Nov 18 Mon | | S | Beyond the Internet #2 ****- Datacenter Networks
• Software Defined Networks (SDNs) | lecture23-datacenters.pdf | Lecture Recording | | | | | Nov 20 Wed | | S | Beyond the Internet #3
• Programmable networks
• Intra-host networks | lecture24.pdf | Lecture Recording | | 🔴 MP3 due 🟢 MP4 release (Link) | | | Nov 25 Mon | | | THANKSGIVING | | | | | | | Nov 27 Wed | | | THANKSGIVING | | | | | | | Dec 2 Mon | | Y | Wireless introduction
• Dispersive medium, CSMA/CA
• Hidden and exposed terminals
• WiFi protocol | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Dec 4 Wed | Security | Y | Security layer: Foundations

• Confidentiality, authentication, integrity, availability
• Ciphers, cryptography (symmetric and public-key), RSA algorithm, properties of public and private keys
• Authentication, nonce, replay attack,
• Man in the middle attack, spoofing
• Message integrity, digital signature, hashing, SHA-1 and MD5 | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | 🔴 HW4 due | | | | Dec 6 Fri | | | | | | | 🔴 MP4 due | | | Dec 9 Mon | | Y | Security techniques

• Key distribution center (KDC), Certification authority (CA)
• Secure email as an application offers confidentiality,
• Integrity, authentication, efficiency
• Course wrap up: final exam logistics,
• Quick Internet bird's eye view, follow-up courses, feedback. | Pre-lecture Notes

Post-lecture Notes | Lecture Recording | | | | | Dec 11 Wed | | S+Y | Recap & QnA | Post-lecture Notes | Lecture Recording | | | | | Dec 16 Mon | | | FINAL | | | | | | | | | | | | | | | | | | | | | | | | | |

CS/ECE438-Lec1-Overview.pdf

CS/ECE438-Lec2-InternetGoals.pdf

MP-socket_programming_fa24.pdf

CS/ECE438-Lec3-InternetOverview.pdf

CS/ECE438-Lec4-InternetArchitecturalPrinciples.pdf

Lec5-Foundation_pre.pdf

Lec5-foundation_post.pdf