CCNA Cisco Certified Network Associate Routing and Switching Study Guide (Exams 200-120, ICND1, & ICND2), with Boson NetSim Limited Edition, 5th Edition

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21 Access Control Lists

CERTIFICATION OBJECTIVES

21.01 ACL Overview

21.02 Basic ACL Configuration

The last few chapters introduced you to routing protocols and their basic configuration. By default, once you set up routing, your router will allow any packet to flow from one interface to another. You may want to implement policies to restrict the flow of traffic for security or traffic policy reasons. Cisco allows you to control the flow of traffic from one interface ...

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