Grokking Computer Networking for Software Engineers

Description

In this course, you will :

• About network fundamentals, socket programming in Python, command-line tools, and the main protocols of each layer.
• Gain hands-on experience not only with socket programming but also with implementing network protocols that require distributed processing. 

Syllabus :

1. Getting to Know the Internet

• What is the Internet?
• A Quick History of The Internet
• Internet Standards Documents
• Communication Over the Internet

2. Access Networks

• The Edge of The Internet: End Systems
• What Are Access Networks?
• Types of Access Networks: DSL
• Types of Access Networks: Cable, FTTH, Dial-Up, and Satellite

3. Types of Computer Networks

• Types by Physical Medium: Guided Physical Media
• Types by Physical Medium: Unguided Physical Media
• Types by Geographical Distance
• Types by Topology

4. Network Infrastructure: The OSI Model

• Layered Architectures & Protocol Stacks
• The Open Systems Interconnection (OSI) Model
• The TCP/IP Model

5. The Application Layer

• What Is the Application Layer?
• Network Application Architectures
• P2P vs. Client-Server
• How Processes Communicate
• HTTP: The Basics
• HTTP: Request Messages
• Exercise: Looking at a Real HTTP Request
• HTTP: Response Messages
• Exercise: Looking at a Real HTTP Response
• Cookies
• Exercise: View and Manage Your Cookies
• Email: SMTP
• Exercise: Checking a Domain’s Mail Server with nslookup
• Email: POP & IMAP
• Email: Message Format
• DNS: Introduction
• Exercise: Finding Name Servers
• DNS: Records and Messages
• Exercise: Looking At DNS Response Messages and Resource Records
• BitTorrent

6. The Transport Layer

• What Is the Transport Layer?
• Multiplexing and Demultiplexing
• Multiplexing & Demultiplexing in UDP
• Introduction to Congestion Control
• More on Principles of Congestion Control
• Principles of Reliable Data Transfer
• Reliable Data Transfer: Sliding Window
• Reliable Data Transfer: Go-back-n
• The User Datagram Protocol
• UDP Checksum Calculation & Why UDP?
• Exercise: Capturing UDP Packets
• The Transmission Control Protocol
• Key Features of the Transmission Control Protocol
• TCP Segment Header
• TCP Header Flags
• TCP Headers: Window Size, Checksum & More
• TCP Connection Establishment: Three-way Handshake
• Other TCP Connection Establishment Methods
• When Connection Establishment Fails: Syn Floods & Retransmission
• TCP Connection Release
• Efficient data transmission with TCP
• TCP Window Scaling
• Exercise: Measuring RTT with Ping
• TCP Congestion Control: AIMD
• TCP Congestion Control: Slow Start

7. An Introduction to Socket Programming with Python

• Setting up a UDP Socket
• Writing a UDP Server
• Writing a UDP Client Program
• Running The UDP Server & Client Together
• Improvements to UDP Programs: Avoiding Arbitrary Servers
• A TCP Client-Server Program

8. Network Layer

• What Is the Network Layer?
• Organization of the Network layer
• The Control Plane: Static & Dynamic Routing
• The Control Plane: Distance Vector - Routing Information Protocol
• The Control Plane: Link State Routing
• The Control Plane: Route Calculation - Dijkstra's
• Programming Challenge: Implementing Dijkstra's
• Solution Review: Implementing Dijkstra's
• The Internet Protocol: Introduction to IPV4
• The Internet Protocol: IPV4 Address Allocation
• The Internet Protocol: IPV4 Packets
• The Internet Protocol: IPV4 Packet Fragmentation & Reassembly
• The Internet Control Message Protocol (ICMP)
• Address Resolution Protocol (ARP)
• Dynamic Host Configuration Protocol (DHCP)
• IPv4 in Practice: The Life of a Packet
• Why IPv6?
• IPv6 Features
• Middleboxes: Firewalls
• Middleboxes: NATs
• Introduction to Routing in IP: Intradomain & Interdomain
• Intradomain Routing: OSPF
• Interdomain Routing: Border Gateway Protocol
• Border Gateway Protocol: Determining the Best Routes

9. Link Layer

• What is The Data Link Layer?
• Principles of The Data Link Layer: The Framing Problem
• Principles of The Data Link Layer: Error Detection
• Medium Access Control: Static Allocation
• Medium Access Control: Stochastic Methods - ALOHA
• Medium Access Control: Stochastic Methods - CSMA
• Medium Access Control: Stochastic Methods - CSMA/CD
• Medium Access Control: Stochastic Methods - Optimizing CSMA/CD
• Introduction to Ethernet
• Ethernet Frame Format
• Physical Layers for Ethernet
• Ethernet Switches
• Programming Challenge: Spanning Tree Protocol
• Solution Review: Spanning Tree Protocol
• Virtual LANs

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