Day 30. Ethernet Switching

CCNA 200-125 Exam Topics

Image Describe and verify switching concepts

Image Interpret Ethernet frame format

Key Topics

Today we review the concepts behind Ethernet switching, including the history of switching development, how switching actually works, and the variety of switch features. We also review how to access Cisco devices, the basic IOS commands to navigate the command-line interface (CLI), and the details of Ethernet operation.

Evolution to Switching

Today’s LANs almost exclusively use switches to interconnect end devices; ...

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