ODSA on Azure with Hub&Spoke network architecture

Summary:

Integrate ODSA with a Hub&Spoke network on Azure

Content (required):

Hello,

 we are evaluating the adoption of ODSA for our workload.

 On Azure we are using the hub&spoke network architecture, so one single hub vnet has the VNG (virtual network gateway)  to connect to our on-prem networks, and the spoke vnets are peered with the hub.

In the ODSA doc:

https://docs.oracle.com/en-us/iaas/Content/multicloud/odsa_troubleshooting_vnet.htm we have found that we can't use

"VNETs with Virtual Network Gateway (VNG) or Azure Route Server (ARS) provisioned."  

and the solution proposed is to