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Self-Study: Networking 1 - Fundamentals of Networking (2.10)

Brief

This self-study module introduces the foundational concepts of networking, including networking models, devices, and protocols. It builds the groundwork for understanding how devices communicate over local and wide-area networks.

Videos

  1. Networking Basics
  2. Learn the basics of networking, including types of networks and devices.
  3. Watch the video: https://www.youtube.com/watch?v=3QhU9jd03a0
  4. The OSI Model Explained
  5. Explore the OSI model and its role in standardizing network communication.
  6. Watch the video: https://www.youtube.com/watch?v=vv4y_uOneC0
  7. What is TCP/IP?
  8. Understand the TCP/IP model and how it powers modern communication.
  9. Watch the video: https://www.youtube.com/watch?v=ewrBalT_eBM

Readings

  1. Networking Basics
  2. Understand the fundamental concepts of networking, including LAN and WAN.
  3. Read more: https://www.cisco.com/c/en/us/solutions/small-business/resource-center/networking/networking-basics.html
  4. The OSI Model
  5. Learn about the OSI model’s seven layers and their functions.
  6. Read more: https://www.cloudflare.com/learning/ddos/glossary/open-systems-interconnection-model-osi/
  7. TCP/IP Protocol Suite
  8. Explore the TCP/IP model and its essential protocols.
  9. Read more: https://www.techtarget.com/searchnetworking/definition/TCP-IP
  10. Network Devices
  11. Understand the role of devices like routers, switches, and hubs in networking.
  12. Read more: https://www.geeksforgeeks.org/network-devices-hub-repeater-bridge-switch-router-gateways/

Key Concepts

  1. Types of Networks
  • LAN (Local Area Network): A network within a small area.
  • WAN (Wide Area Network): A network across large geographic areas.
  • MAN (Metropolitan Area Network): A network spanning a city or campus.
  1. Networking Models
  • OSI Model: A seven-layer model standardizing network communication.
  • TCP/IP Model: A simplified model with four layers.
  1. Network Devices
  • Router: Directs traffic between networks.
  • Switch: Connects devices within the same network.
  • Firewall: Protects networks from unauthorized access.
  1. Common Protocols
  • IP: Handles addressing and routing of data.
  • TCP: Ensures reliable communication.
  • DNS: Resolves domain names to IP addresses.

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