Modular Policy Framework (MPF) configuration defines set of rules for applying firewall features, such as traffic inspection, QoS etc. to the traffic transiting the firewall There are 3 main components in creating a MPF. 1) Class Map Class map is used to identify the type of traffic. This can be done by creating an ACL. 2) Policy Map Policy Map specifies what action the ASA should take against the traffic identified by the Class Map. 3) Service Policy Finally Service policy specifies where to apply it. The policy is applied to an interface or Globally. Udacity has special offers worldwide to help anyone learn important, higher-paying job skills during this challenging time. Click here to get your offer and start learning now! Sample Illustration Consider the following Command lines. access-list OUTSIDE-TO-INSIDE permit tcp any any eq ftp <--- The above ACL will allow FTP traffic. This ACL can be different than the Interface ACL---> class-map FTP-CLASS-MAP match ac