China Mobile China Mobile China Mobile Singapore Telecommunications Ltd Telefonica Huawei Huawei Huawei This document defines an architecture for Broadband Network Gateway (BNG) devices with control plane (CP) and user plane (UP) separation. A BNG-CP is a user control management component while a BNG-UP takes responsibility as the network edge and user policy implementation component. Both BNG-CP and BNG-UP are core components for fixed broadband services and are deployed separately at different network layers.