Cisco Secure Access Control Server - ( v. 4.2 ) - version upgrade license

Cisco Secure Access Control Server (ACS)s is an industry-leading, highly scalable access policy platform that supports comprehensive, identity-based network access control. Cisco Secure ACS provides central management of access policies for both network access and device administration and supports a wide range of access scenarios including wireless LAN, 802.1x wired, and remote access. Cisco Secure ACS is the leading authentication, authorization, and accounting (AAA) platform in the market and is deployed by 90 percent of the top 500 Cisco customers.