Is a hardware load balancer required for OracleAS Web Cache clustering?
A routing or load balancing mechanism is needed to distribute client requests to the members of the OracleAS Web Cache cluster, however, the mechanism does not neccessarily have to come in a form of hardware load balancer. You may choose to use the load balancing capabilities offered by various operating systems. For more information about configuring OracleAS Web Cache cluster, please refer to the OracleAS Web Cache Administrator’s Guide.