As the title states, the video describes what a MAC address is, how its composed, where to discover it, and its function in networking. The video also does a great task of discussing the key distinction in between MAC addresses and IP addresses.

PowerCert Animated Videos offer succinct and clear descriptions of big ideas in hardware and networking. I described them fairly frequently when I was teaching an intro to networking course last year..

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

Applications for Education.
Most readers of this blog will never need to understand what MAC address is or how it fits into the networking procedure. However, it is nice to understand and can valuable to understand how to find it if your IT administrator ever asks for it.