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Networking Foundations

Learn how data travels across networks, from your device to the internet.

⏱ 6.0 hours📚 beginner level

What you'll learn

  • Explain the OSI and TCP/IP models
  • Describe IP addressing, DNS and ports
  • Reason about connectivity using ping and traceroute

Course syllabus13 lessons

Networking — Foundations

0/5 lessons
  1. 1📖Introduction to Networking
  2. 2📖❓The OSI Model🔒
  3. 3📖🔬IP Addressing🔒
  4. 4📖❓Subnetting🔒
  5. 5📖DNS and DHCP🔒

Protocols — Rules of Communication

0/2 lessons
  1. 6📖❓TCP vs UDP🔒
  2. 7📖❓HTTP and HTTPS🔒

Network Devices — The Hardware

0/3 lessons
  1. 8📖❓Hubs, Switches, and Routers🔒
  2. 9📖❓Firewalls and NAT🔒
  3. 10📖❓Wireless Networking🔒

Getting Connected

0/3 lessons
  1. 11📖❓DHCP — Automatic IP Assignment🔒
  2. 12📖🔬Using Network Tools🔒
  3. 13📖❓Building a Simple Home Network🔒