This chapter is from the book
- The show mac address-table command displays the Layer 2 forwarding table of a Cisco switch.
- Layer 2 switches forward traffic based on the destination MAC address of a frame.
- Campus network designs are still built upon the hierarchical model, where end devices connect to the access layer, the distribution layer aggregates the access layer, and the core aggregates the entire enterprise network.
- Cisco switches leverage CEF (topology-based switching) for Layer 3 forwarding.