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Accessing the WAN – Chapter 5

Access Control Lists (ACLs). Objectives: In this chapter, you will learn to: Explain how ACLs are used to secure a medium-size enterprise branch office network, including the concept of packet filtering, the purpose of ACLs, how ACLs are used to control access, and the types of Cisco ACLs. Configure standard ACLs in a medium-size enterprise branch office network, including defining filtering criteria, configuring standard ACLs to filter traffic, and applying standard ACLs to router interfaces | 11 I a 111 CISCO Access Control Lists ACLs Accessing the WAN - Chapter 5 ITE I Chapter 6 2006 Cisco Systems Inc. All rights reserved. Cisco Public 1 Cisco Thai Nguyen Networking Academy Objectives In this chapter you will learn to - Explain how ACLs are used to secure a medium-size enterprise branch office network including the concept of packet filtering the purpose of ACLs how ACLs are used to control access and the types of Cisco ACLs. - Configure standard ACLs in a medium-size enterprise branch office network including defining filtering criteria configuring standard ACLs to filter traffic and applying standard ACLs to router interfaces. - Configure extended ACLs in a medium-size enterprise branch office network including configuring extended ACLs and named ACLs configuring filters verifying and monitoring ACLs and troubleshooting extended ACL issues. - Describe complex ACLs in a medium-size enterprise branch office network including configuring dynamic reflexive and timed ACLs verifying and troubleshooting complex ACLs and explaining relevant caveats. ITE 1 Chapter 6 2006 Cisco Systems Inc. All rights reserved. Cisco Public 2 Cisco Thai Nguyen Networking Academy Objectives These are examples of IP ACLs that can be configured in Cisco IOS Software -Standard ACLs -Extended ACLs -Dynamic lock and key ACLs -IP-named ACLs -Reflexive ACLs -Time-based ACLs that use time ranges -Commented IP ACL entries -Context-based ACLs -Authentication proxy -Turbo ACLs http www.cisco.com en US tech tk648 tk3 61 technologies_configuration_example09 186a0080100548.shtml -Distributed time-based ACLs ITE 1 Chapter 6 2006 Cisco Systems Inc. All rights reserved. Cisco Public