Lecture CCNA security partner - Chapter 8: Access Control Lists for threat mitigation
Lecture CCNA security partner - Chapter 8: Access Control Lists for threat mitigation
Cisco provides basic traffic filtering capabilities with access control lists (ACL). This chapter covers the benefits of ACLs and describes their building blocks. The chapter describes summarizable address blocks in the context of CIDR and VLSM environments, demonstrating how ACL wildcard masks allow for threat mitigation in those environments.