As the premier Cisco modular multilayer switch, the Cisco Catalyst 6500 Series delivers secure, converged services from the wiring closet to the core, to the data center, and to the WAN edge. The Cisco Catalyst 6500 Series provides the broadest selection of Ethernet media, Power over Ethernet (PoE) (inline power) options, densities, performance, interoperability, and chassis deployment options.The Cisco Catalyst 6500 Series delivered the industry's first Ethernet switching modules that provided PoE for converged data and voice traffic as well as other powered devices, such as wireless access points.The 802.3af PoE modules are capable of supporting up to 48 Class 3 devices per module. The maximum number of powered devices supported in a system for each class depends on the specific system configuration such as chassis type, supervisor engine, and power supply used.