Huawei NetEngine 5000E core routers are designed to be used as an enterprise backbone network node, metro network core node, Data Center Interconnect (DCI) node, or international gateway. Offering high capacity, high reliability, intelligence, and energy-saving capabilities, NetEngine 5000E support single chassis, back-to-back chassis, and multi-chassis cluster modes: this allows on-demand expansion, enabling enterprises to handle rapid Internet traffic growth and future service development with ease.