OCI Load Balancer
Public
Private
Accept traffic from internet
Regional
regional subnet and two AD's
primary and stdby in each AD for HA
click to edit
Assigns it a private IP
the service requires only one subnet to host both the primary and standby load balancers
The load balancer is accessible only from within the VCN that contains the host subnet
or as further restricted by your security rules.
BackendSets (Compute instances)
route incoming traffic to your compute instances
Is the Logical entry
A list of backend servers.
A load balancing policy.
A health check policy.
Optional SSL handling.
Optional session persistence configuration.
The backend servers (compute instances) associated with a backend set can exist anywhere, as long as the associated network security groups (NSGs), security lists, and route tables allow the intended traffic flow.