1_9. ACCESS CONTROL LISTS

1_9. ACCESS CONTROL LISTS

1. 9.1 IP ACL Operation

   • 1.Purpose of ACLs
     • 1. What is an ACL?
     • 2. A TCP conversation
     • 3. Packet Filtering
     • 4. ACL Operation
   • 2.Standard versus Extended IPv4 ACLs
     • 1. Types of cisco IPv4 ACLs
     • 2. Numbering and Naming ACLs
   • 3. Wildcard Mask in ACLs
     • 1. Introduccing ACL Wildcard Masking
     • 2. Wildcard Masks in ACLs
     • 3. Calculating the Wildcard Mask
     • 4. Wildcard Mask Keywords
   • 4.Guidelines for ACL creation
     • 1. General Guidelines for Creating ACLs
     • 2. ACL best practices
   • 5. Guidelines for ACL Placement
     • 1. Where to Place ACLs
     • 2. Standard ACL Placement
     • 3. Extended ACL Placement

2. 9.2 Standard IPv4 ACLs

   • 1. Configure Standard IPv4 ACLs
     • 1. Entering Criteria Statements
     • 2. Configuring standard ACL
     • 3. Internal Logic
     • 4. Applying Standard ACLs to Interfaces
     • 5. Creating Named Standard ACLs
   • 2. Modify IPv4 ACLs
     • 1. Editing Standard Numbered ACLs
     • 2. Editing Standard Named ACLs
   • 3. Securing VTY ports with

3. 9.3 Extended IPv4 ACLs

   • 1. Structure of an Extended IPv4 ACL
   • 2. Configure Extended IPv4 ACLs

4. 9.4 Troubleshoot ACLs

   • 1. Processing Packets with ACLs
   • 2. Common ACLs Errors

5. 9.5 Configuring IPv6 ACLs

   • 1. IPv6 ACL creation
   • 2. Configuring IPv6 ACLs