OpenShift Container Platform provides the following methods for communicating from outside the cluster with services running in the cluster.
The methods are recommended, in order or preference:
If you have HTTP/HTTPS, use an Ingress Controller.
If you have a TLS-encrypted protocol other than HTTPS. For example, for TLS with the SNI header, use an Ingress Controller.
Otherwise, use a Load Balancer, an External IP, or a
Allows access to HTTP/HTTPS traffic and TLS-encrypted protocols other than HTTPS (for example, TLS with the SNI header).
Allows traffic to non-standard ports through an IP address assigned from a pool.
Allows traffic to non-standard ports through a specific IP address.
Expose a service on all nodes in the cluster.