The Cisco Catalyst 6500 Series Wireless LAN Services Module (WLSM), part of the Catalyst 6500 Series of multilayer switches and a key component of the Cisco Structured Wireless-Aware Network (SWAN) framework, is the industry's only enterprise-class wireless and wireline switching system, enabling secure, easily managed unified networking deployments for enterprises, midsize businesses, universities, and service providers.Network administrators can now provide campus-wide fast secure roaming services to wireless users without sacrificing security, implementing campus-spanning VLANs, or modifying client software or hardware. The Catalyst 6500 Series WLSM delivers the industry's fastest secure Layer 3 mobility system with access point handoff times as low as 50 ms, based upon the selected deployment scenario and the IEEE 802.1X authentication type.