Cisco Catalyst 6500 Series Virtual Switch supervisor engine VS-S720-10G-3C combines 2 * X2-base 10 Gigabit Ethernet uplinks and hardware-based layer2-4 switching feature set which enables enriched Layer 3 routing, MPLS, VPNs, QoS and security features. The combination enables high availability, operational efficiency and increased throughput with scalable performance with ease of deployment. The supervisor engine VS-S720-10G-3C is a primary factor of the Cisco VSS 1440 Virtual Switching System, the technology pools multiple Catalyst 6500 Series switches into single virtual switch, increasing the system bandwidth to 1.4 Tbps. Configuring VSS with supervisor engine VS-720-10G-3C by using Multi-chassis EtherChannel brings numerous advantages to networks, such as increasing operational efficiency, boosting nonstop communication, providing slot efficiency, increasing throughput and improving resiliency. Cisco Catalyst Supervisor engine VS-S720-10G-3C support for all Cisco Catalyst 6500 Series interface module classes with offering enhanced forwarding capacity and system bandwidth along with system virtualization through VSS 1440. The supervisor engine VS-S720-10G-3C with 10 Gigabit Ethernet uplinks has been proven its ability to meet the requirements of network in various applications, such as enterprise backbone, data center or campus access and Metro Ethernet..