The Cisco Catalyst 6500 and 6500-E Series enhances operational control and provides maximum user productivity and sets the standard for IP Communications and application delivery. Perfect for enterprises and service providers seeking to reduce total cost of ownership (TCO), the Cisco Catalyst 6500 Series provides unprecedented investment protection and delivers scalable performance and port density across several chassis configurations and LAN, WAN, and metropolitan-area network (MAN) interfaces. It comes with a managed switch C6509E CSMS K9 with 32Gbps backplane speed with a form factor of 15U external. It has a superb firewall protection, Layer 2 Layer 3 switching, NAT, PAT support, firmware upgradable, syslog support, traffic shaping, MPLS support, IPv6 support and Access Control List support.