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In Day 49 of this free CCNA 200-301 complete course, you will learn about port security.

In this FREE and COMPLETE CCNA 200-301 course you will find lecture videos covering all topics in Cisco official exam topics list, end-of-video quizzes to test your knowledge, flashcards to review, and practice labs to get hands-on experience.
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0:00 Introduction
0:54 Things we'll cover
1:22 Port Security intro
6:19 Why port security?
7:52 Enabling port security
9:14 'show port-security interface'
11:45 Manually re-enable a disabled interface
12:32 ErrDisable Recovery
15:16 Violation modes
17:12 Violation modes: Restrict
18:22 Violation modes: Protect
19:24 Secure MAC Address aging
22:35 Sticky secure MAC addresses
24:35 MAC address table
25:16 Command review
25:34 Things we covered
26:29 Quiz 1
27:18 Quiz 2
28:00 Quiz 3
28:41 Quiz 4
29:31 Quiz 5
30:23 Boson ExSim

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