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CCNA 3 Labs and Study Guide - BINARYBB.INFO – @jagalbraith

CCNA 3 Labs and Study Guide - BINARYBB.INFO – @jagalbraith

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220 Switching Basics <strong>and</strong> Intermediate Routing <strong>CCNA</strong> 3 <strong>Labs</strong> <strong>and</strong> <strong>Study</strong> <strong>Guide</strong><br />

<strong>Study</strong> <strong>Guide</strong><br />

Introduction to Ethernet/802.3 LANs<br />

LAN design continues to evolve. Network designers until very recently used hubs <strong>and</strong> bridges to build networks.<br />

Now switches <strong>and</strong> routers are the key components in LAN design, <strong>and</strong> the capabilities <strong>and</strong> performance<br />

of these devices continue to improve.<br />

As a <strong>CCNA</strong> c<strong>and</strong>idate, you should have a firm grasp of the concepts involved in the evolution of<br />

Ethernet/802.3, the most commonly deployed LAN architecture. This section offers some exercises to help<br />

you master these concepts.

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