Terminology
This section introduces some of the basic terms we use in this documentation.
- Partner
- 
A business entity that resells Velocloud as a solution. 
- Customer
- 
A client of a partner. 
- Orchestrator
- 
The Velocloud’s SD-WAN controller, that hosts REST APIs, including endpoints to retrieve inventory, events, fault data, and performance data. It is used to manage gateways, edges, and links. 
- Gateway
- 
The key components of the Velocloud multi-tenant, scalable, and redundant network that are deployed in cloud data centers around the world. These network devices periodically send heartbeat packets and performance metrics to the Orchestrator. 
- Edge
- 
A branded physical device that provides secure connectivity to private, public, or hybrid applications for a branch site. Edges are connected by links to the gateways. 
- Link
- 
Tunnels from an edge device to a gateway that provides connectivity to the SD-WAN overlay network. 
- Hub
- 
A regional data center that is owned and maintained by a customer.