Oracle Exam 1Z0-1104-21 Topic 3 Question 13 Discussion

A listener is an entity that checks for connection requests. The load balancer listener listens for ingress client traffic using the port you specify within the listener and the load balancer's public IP.

https://docs.oracle.com/en-us/iaas/Content/GSG/Tasks/loadbalancing.htm

To create a listener:

On your Load Balancer Details page, clickListeners.

ClickCreate Listener.

Enter the following:

Name:Enter a friendly name.Avoid entering confidential information.

Protocol:Select HTTP.

Port:Enter 80 as the port on which to listen for incoming traffic.

Backend Set:Select the backend set you created.

ClickCreate.