AWS Certified Solutions Architect Associate Test 6

If you have multiple VPN connections, you can provide secure communication between sites usingthe AWS VPN CloudHub. The VPN CloudHub operates on a simple hub-and-spoke model that you canuse with or without a VPC. This design is suitable for customers with multiple branch offices andexisting Internet connections who would like to implement a convenient, potentially low-cost huband-spoke model for primary or backup connectivity between these remote offices.
Reference: http://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPN_CloudHub.html