Session-persistent Load Balancing for Clustered Web Servers without Acting as a Reverse-proxy

A Load balancer is an essential component of a clustered web-server system which distributes requests among servers. Layer-4 load balancers process requests faster than Layer-7 ones, but they cannot provide session-persistent load balancing. On the other side, layer-7 load balancers, which are known as reverse-proxies, can direct all requests of an application-level session to the same server, but...