Glossary MAC Address - buaamer81/IT130-Networking-Wiki GitHub Wiki

MAC Address

Definition

A Media Access Control (MAC) Address is a unique identifier assigned to network devices at Layer 2 of the OSI model.

Example: 00:1A:2B:3C:4D:5E

Key Points

  • 48-bit address
  • Hexadecimal format
  • Assigned by manufacturer
  • Used within LAN

Related Terms