The 13-slot Cisco Catalyst 6513 Switch chassis is ideally suited for high-performance, high port density Fast Ethernet and Gigabit Ethernet aggregation in all parts of the network, including the access, distribution, and backbone layers as well as the server farm and data center environments. With up to 12 payload slots available, the 13-slot chassis offers industry-leading 10/100/1000 Gigabit Ethernet and 10 Gigabit Ethernet port densities while providing high levels of network resilience.