In a test environment, a system administrator has configured an external HTTP server in the DMZ that is routing to a cluster of application servers. The administrator wants to achieve higher performance when routing and prioritizing incoming requests to the back-end cluster.
How can the system administrator achieve this task?
A. Configure a cluster of external HTTP servers.
B. Enable the prefer local option on the cluster members.
C. Set up a Caching Proxy server between the external web server and the application server.
D. Place an On Demand Router (ODR) between the external web server and the application servers.