PowerCert Animated Videos offer succinct and clear explanations of huge ideas in hardware and networking. I referred to them fairly often when I was teaching an introduction to networking course last year..

If you do teach networking, this video is one to bookmark and perhaps use as an evaluation resource or video-based lesson in a tool like Edpuzzle.

Applications for Education.
A lot of readers of this blog site will never need to understand what MAC address is or how it fits into the networking procedure. It is good to understand and can practical to know how to find it if your IT administrator ever asks for it.

The current PowerCert video is MAC Address Explained. As the title states, the video discusses what a MAC address is, how its written, where to find it, and its function in networking. The video also does a fantastic task of explaining the essential difference between MAC addresses and IP addresses. Lastly, a quick explanation of ARP (Address Resolution Protocol) ties the crucial principles of the video together..