1. A method of configuring a load balancing program in a load balancer for a cluster of servers to dispatch client requests to the servers in the cluster, the method comprising the steps of: the load balancer detecting that the cluster cannot handle the client requests with a predetermined level of performance, and in response, the load balancer automatically requesting configuration information for another server that is not currently active in the cluster, to configure the load balancing program for adding the other server to the cluster to handle client requests; and after receipt of the configuration information for the other server, the load balancer automatically configuring the load balancing program for the cluster to add the other server to the cluster in accordance with the configuration information received for the other server.