Section: 5.8.2.8.2 Enforcement of Dynamic PCC Rules
Content: The application detection filters required in the UPF can be configured either in the SMF and provided to the UPF as the service data flow filter, or be configured in the UP function identified by an application identifier. When receiving a dynamic PCC rule from the PCF which contains an application identifier and/or parameters for traffic handling in the UPF: - if the application detection filter is configured in the SMF, the SMF shall provide it in the service data flow filter to the UPF, as well as parameters for traffic handling in the UPF received from the dynamic PCC rule; - otherwise, the application detection filters is configured in UPF, the SMF shall provide to UPF with the application identifier and the parameters for traffic handling in the UPF as required based on the dynamic PCC rule. The SMF shall maintain the mapping between a PCC rule received over Npcf and the flow level PDR(s) used on N4 interface.