The Cisco Catalyst 4500 Series Supervisor Engine V-10GE continues the nonblocking, robust Layer 2-4 switching found in previous Cisco Catalyst 4500 Series supervisor engines with the addition of wire-speed 10-Gigabit Ethernet uplinks, 136-Gbps capacity and 102-mpps throughput, and additional features to further enhance resilient control of converged data, voice, and video networks with high availability to help enable business resiliency for enterprise and metropolitan (metro) Ethernet customers.