The image shows a hub-and-spoke NVA topology in Google Cloud with three VPCs: VPC Spoke Finance, VPC Spoke Sales, and VPC (transit). VPC (Transit) hosts Subnet Transit which connects to Oracle Database@Google Cloud with a Database network hosting Oracle Exadata Database Service and Oracle Autonomous Database.

• VPC Spoke Finance has Subnet Spoke Finance which hosts a Finance Application.
• VPC Spoke Sales has Subnet Spoke Sales which hosts a Sales Application.

A multiple instance NVA connects VPC Spoke Finance using Nic2 to VPC Spoke Sales using Nic3, and VPC (transit) using Nic1.