(It organizations are faced with two conflicting requirements: integrating expensive remote institution infrastructure and ensuring that remote institution users receive adequate service levels. Cisco? Wide area application service (WAAS) provides the necessary technology to integrate the infrastructure into the data center, and also provides application acceleration and WAN optimization functions, realizing the application supply performance similar to the LAN. This article describes Cisco Systems? How to provide a framework through Cisco WAAS to support data integrity and high availability in the solution, so as to facilitate integration and improve application provisioning performance.)