The Cisco Catalyst 3850 series is the enterprise-class stackable access-layer switches that provide full convergence between wired & wireless on a single platform. Cisco's Unified Access Data Plane (UADP) application-specific integrated circuit (ASIC) powers the switch & enables uniform wired-wireless policy enforcement, application visibility, flexibility & application optimization. The Cisco Catalyst 3850 series switches support full IEEE 802.3at Power over Ethernet Plus (Po E+), modular & field-replaceable network modules, redundant fans & power supplies.