Basic Layer3 features like static routing and RIP v1/v2 by default and abundant Layer 3 features including OSPF/ECMP/PIM/VRRP with a Layer 3 license upgrade(T2700G-28TQ-L1000) to save cost and protect investment True Physical Stacking technology supports up to 8 units and 320Gbps backplane bandwidth for high scalability and efficient redundancy 10 Gigabit Ethernet uplink provides high-bandwidth applications for congestion relief and smooth data delivery Removable power unit and redundant power supply functionality minimizes downtime