Networking · Network Fundamentals
MAC Address Basics
Learn how a link-layer address identifies a network interface for local data delivery.
2 min micro-lessonLesson focus
MAC Address BasicsDescribe the key ideas behind “MAC Address Basics” and apply them to a familiar technology scenario.
Video resources will be added as each NEST lesson is published.Learning objective
What you will understand
Describe the key ideas behind “MAC Address Basics” and apply them to a familiar technology scenario.
Key ideas
- Link-layer address
- Local delivery
- Network interface
Try it
Follow how a switch uses MAC addresses inside a LAN.
Quick recap
Learn how a link-layer address identifies a network interface for local data delivery.