Introduction to Networking

Overview

• Presenter: Luke
• Objective: To provide a solid foundation in networking for beginners.
• Target Audience:
  • Individuals new to networking
  • Those interested in an IT career
  • Students struggling with networking courses

What is a Network?

• Definition: A system that allows multiple devices to communicate with one another.
• Examples of devices:
  • Computers
  • Printers
  • TVs

Key Functions of a Network

• Sharing information among devices
  • Sending documents to printers
  • Sending emails
  • Streaming videos
• Sharing access to the internet

Connection Methods

• Wired Connection:
  • Devices connected via cables to a switch
  • Example: Computer lab setup connected through wall sockets to a patch panel, then to a switch
• Wireless Connection:
  • Devices connected using Wireless Access Points (Wi-Fi)
  • Useful for mobile devices (e.g., smartphones)

Combining Connections

• Devices can be connected both wired and wirelessly
  • Example: Laptop connected via cable at a desk and using Wi-Fi for presentations

Protocols in Networking

• Importance of protocols:
  • Devices must "speak the same language" to communicate effectively
  • Agreement on how data is sent, received, organized, and handled
• Common Protocols:
  • Ethernet and TCP (for general data transmission)
  • HTTP (web access)
  • SMTP (email transmission)

Learning Tools

• Quizzes available on networkdirection.net
  • Designed to encourage deeper understanding rather than simple multiple-choice answers

Conclusion

• Encouragement to follow along in future videos
• Next Topic: Different types of networks