Access Control Lists
In your CCNA studies, you learned about access control lists (ACL). Specifically, you learned how standard ACLs could match traffic based on source IP addresses and how extended ACLs could match traffic based on source IP addresses, destination IP addresses, and a variety of other criteria such as port numbers. You also learned how to create numbered or named ACLs. These ACLs are frequently used to protect a router’s data plane (that is, to filter traffic traveling through a router). However, ACLs can also be used to help protect the management plane and the control plane.
The ROUTE exam blueprint requires that you remember these fundamental ACL concepts. Additionally you need to know how to configure time-based ACLs. This ...
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