Method and device for terminating access and Mobility Management Policy Association

摘要

This document provides an access and mobility management policy association termination method.How toBy first AMFTransmitting the first PCF identifier information of the first PCF to the second AMF andThe first deletion request information is transmitted to the first PCF.WhereThe first deletion request information isUsed to request a first PCF to remove am policy associations for terminal devices between the first PCF and the first AMFThe first PCF is different from the second PCF.By both the first AMF and the first PCF.Deleting am policy control information for terminal devices and.Thus, system resources can be saved.