This image shows how to ensure high availability by setting up VPN connection availability within your internal network to use static routes through multiple redundant IPSec tunnels. It shows a customer premises containing a Private Host connected to an Edge device (Edge 1). The customer premises exchanges traffic to and from Oracle Cloud Infrastructure over Internet connections through Virtual Private Network Headends 1 and 2.
These VPNs are connected to the Oracle Cloud Infrastructure Virtual Cloud Network (VCN) through a Dynamic Routing Gateway labeled Dynamic Routing Headend. Within this VCN, labeled VCN 10.40.0.0/16 is a Public Subnet, containing a virtual machine, and two Private Subnets.