Applications for Education.
Many readers of this blog will never ever require to know what MAC address is or how it fits into the networking procedure. It is nice to understand and can handy to understand how to locate it if your IT administrator ever asks for it.

The most current PowerCert video is MAC Address Explained. As the title states, the video discusses what a MAC address is, how its composed, where to discover it, and its role in networking. The video also does a terrific job of discussing the key difference between MAC addresses and IP addresses. Lastly, a quick explanation of ARP (Address Resolution Protocol) ties the essential concepts of the video together..

PowerCert Animated Videos provide concise and clear descriptions of big concepts in hardware and networking. I described them fairly typically when I was teaching an intro to networking course last year..

This video is one to bookmark and maybe utilize as an evaluation resource or video-based lesson in a tool like Edpuzzle if you do teach networking.