This image shows how you can use a proxy to access the public Internet through a FastConnect, and make calls to Oracle Utilities Cloud Service. In this architecture, a customer's on-premises network—using their own equipment (CPE) and a public IP—communicates bidirectionally with a the customer's OCI VCN through FastConnect and then on through a dynamic routing gateway (DRG). Traffic also flows from a SaaS public endpoint in Oracle Utilities Cloud Service VCN to a customer proxy, on a public IP with the DRG..