Print out our handy glossary of essential hybrid cloud terminology for a fast reference. Online, each term links to our full definition, which also includes resources for further learning.
cloud broker -- a third-party individual or business that acts as an intermediary between the purchaser of a cloud computing service and the sellers of that service.
cloud bursting -- an application deployment model in which an application runs in a private cloud or data center and bursts into a public cloud when the demand for computing capacity spikes.
cloud federation -- the practice of interconnecting service providers' cloud environments to load balance traffic and accommodate spikes in demand.
Cloud NAS -- remote storage that is accessed over the Internet as if it was local. The storage is usually hosted by a third-party service provider.
cloud orchestrator -- software that manages the interconnections and interactions among cloud-based and on-premises business units.
cloud provisioning -- user account provisioning in a cloud environment: The user's authorization and settings are configured for services and applications located remotely and delivered over the Internet.
CloudStack -- an open source cloud management platform for delivering Infrastructure-as-a-Service (IaaS) in cloud computing environments.
Eucalyptus -- an open source software platform for implementing Infrastructure as a Service (IaaS) in a private or hybrid cloud computing environment.
HP Helion -- Hewlett-Packard's open source cloud computing products and services. Based on OpenStack, Helion is designed to give customers more choice and greater control over private and hybrid cloud deployments.
hybrid cloud -- a cloud computing environment in which an organization provides and manages some resources in-house and has others provided externally. Consists of at least one private cloud and one public cloud.
hybrid cloud hosting -- a model that allows organizations to provision dedicated servers and storage and shared cloud servers and storage on the same network.
hybrid cloud storage -- an approach to managing storage that uses both local and off-site resources. Often used to supplement internal storage with public cloud storage.
OpenStack -- an open source infrastructure as a service (IaaS) initiative for creating and managing large groups of virtual private servers in a data center.
private cloud (also called internal cloud) -- a marketing term for an enterprise computing architecture that's protected by a firewall.
public cloud -- the standard cloud computing model, in which a service provider makes resources, such as applications and storage, available to the general public over the Internet.
virtual private cloud (VPC) -- the logical division of a public cloud service provider's multi-tenant architecture to support private cloud computing in a public cloud environment.