The current PowerCert video is MAC Address Explained. As the title states, the video explains what a MAC address is, how its composed, where to discover it, and its function in networking. The video also does an excellent job of describing the crucial distinction between MAC addresses and IP addresses. A fast description of ARP (Address Resolution Protocol) ties the essential principles of the video together..

PowerCert Animated Videos provide clear and concise descriptions of huge ideas in hardware and networking. I referred to them relatively often when I was teaching an introduction to networking course last year..

Applications for Education.
A lot of readers of this blog site will never ever require to know what MAC address is or how it suits the networking process. It is nice to know and can handy to know how to locate it if your IT administrator ever asks for it.

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