Explanation
https://docs.cloud.oracle.com/iaas/Content/Balance/Tasks/managingloadbalancer.htm?tocpath=Services%7CLoa The essential components for load balancing include:* A load balancer with pre-provisioned bandwidth.* Abackend set with a health check policy. See Managing Backend Sets.* Backend servers for your backend set.
See Managing Backend Servers.* One or more listeners . See Managing Load Balancer Listeners.* Load balancer subnet security rules to allow the intended traffic. To learn more about these rules, see Security Rules.* Optionally, you can associate your listeners with SSL server certificate bundles to manage how your system handles SSL traffic. See Managing SSL Certificates.