1. Access Control List Justin Arnold, Braxton Coleman, Shane Mayhew

2. Contents What are they Standard ACLs Extended ACLs Standard ACL lab Extended ACL lab

3. What are They An IOS command that filters packets Functions at layer 3 and 4 of the OSI model Benefits Security Performance

4. Standard ACLs Blocks based on IP address Numbering Range (1 – 99) (1300 – 1999)

5. Extended ACLs Has expanded capabilities to filters Protocols Sources & Destinations addresses Source & Destination ports Numbering Range (100 – 199) (2000 – 2699)