Patent ID: 11863443
Assignee: HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method for creating a multi-region virtual overlay network, the method comprising:
determining, by a first network appliance, that the first network appliance is assigned to a first regional subnetwork within a virtual overlay wide area network, the first network appliance having a first role within the first regional subnetwork;
generating a message header for a subnet message, wherein the message header comprises an identifier associated with the first network appliance, an identifier associated with the first regional subnetwork, and the first role of the first network appliance, and wherein the message header is associated with at least one routing information; and
sending the message header to a second network appliance in a second regional subnetwork within the virtual overlay wide area network, wherein a list of subnets maintained by the second network appliance is updated based on the message header and the routing information.