Create the components required for configuring the connectivity with the API endpoint. The required components depend on the architectural pattern.
Create a router in a private LAN of the administrative LAN.
Create a NAT table and set it to the router created in step 1.
See
For details on the NAT function of the router, refer to the official NIFCLOUD documentation.
Build a server connected to the global network as a NAT server.
When connecting to the Internet from a cluster node, set the connection via the NAT server created in step 1.
Give a global IP address to a cluster node.