Understanding Network Fundamentals - What is a Network? | FREE CCNA 200-301 Course

Learn how networks work. What is a network? How big does it have to be? What are the various types of networks that your get?

The time has arrived for me to publish a free updated CCNA course on YouTube. This is a brand new CCNA course where I focus on using real hardware and practical demonstrations.

Expect regular updates - the full course will be uploaded on my new CCNA playlist: https://www.youtube.com/playlist?list=PLw6kwOJVj3MbMZ8B72ZgUryj8OSETC0ds

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// MENU //
0:00 - Overview
00:22 - Introduction
00:44 - Understanding Networks
03:20 - The Client-Server Model
04:16 - Server Example
05:33 - IP Addressing & DHCP Explained
06:32 - DNS & MAC Addresses
07:35 - HTTP vs HTTPS
08:55 - Client Example in Action
09:17 - Life Before Networks
10:36 - The Simplest Network Setup
11:42 - Example of a Simple Network
12:34 - Communication Protocols Breakdown
14:08 - More on Networks
14:40 - What is a NIC? Examples of NICs
16:41 - MAC Addresses and Device Identity
18:04 - Conclusion & Outro

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