NetScaler MPX is an application delivery controller that accelerates websites, provides L4-L7 traffic management, offers an integrated NetScaler Web App Firewall, and offloads servers. NetScaler VPX instance is a virtual appliance that has all the features of NetScaler MPX, runs on standard servers, and provides a higher availability for web applications including Citrix Virtual Apps and Desktops. NetScaler SDX provides advanced virtualization for all the flexibility of VPX with the performance of MPX. Using MPX, VPX, and SDX, an organization can deploy the flex or true-multitenancy solution that optimizes your web-application delivery infrastructure by separating high-volume shared network services from processor-intensive, application-specific services. NetScaler also provides the seamless integration with Citrix OpenCloud Access that can extend the data center with the power of the Cloud.