You can attach a tenant or service network to an instance. The IPoIB network type facilitates the internal communication, and the EoIB network type facilitates the external communication.
Note:
If you are updating an instance hosting a Database Cloud Service RAC database, you must shut down the instance before attaching a network.Use the following command to attach a network to an instance:
oracle-compute update instance name [--networking]
For more information, see CLI Reference for Oracle Compute Cloud Service.
To attach a network to an instance using the API, use the PUT https://api.oc.example.com/instance/name
method.
For more information, see REST API Reference for Oracle Compute Cloud Service.