Support for enabling the proxy protocol feature with load balancers and network load balancers provisioned by Kubernetes Engine

When Kubernetes Engine provisions an OCI load balancer or network load balancer for a Kubernetes service of type LoadBalancer, you can now specify whether to enable the proxy protocol feature with TCP-based listeners.

Enabling proxy protocol allows transport connection information such as a client's IP address to be securely transported across multiple layers of proxies to the backend server.

Load balancers provisioned by Kubernetes Engine support proxy protocol version 1 and version 2. Network load balancers provisioned by Kubernetes Engine support proxy protocol version 2.

For more information, see Enabling Proxy Protocol.