A method for load balancing requests on a network, the method including receiving a request from a requester having a requester network address at a first load balancer having a first load balancer network address, the request having a source address indicating the requestor network address and a destination...http://www.google.com.hk/patents/US7984148?utm_source=gb-gplus-share專利 US7984148 - Load balancing
