Infrastructure as a Service (IaaS)

Infrastructure as a Service is a provision model in which an organization outsources the equipment used to support operations, including storage, hardware, servers and networking components. The service provider owns the equipment and is responsible for housing, running and maintaining it. The client typically pays on a per-use basis.

Characteristics and components of IaaS include:

IaaS is one of three main categories of cloud computing service. The other two are Software as a Service (SaaS) and Platform as a Service (PaaS).

Infrastructure as a Service is sometimes referred to as Hardware as a Service (HaaS).

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Visit the Dell Empowers microsite to learn more about Infrastructure as a Service

This was last updated in August 2010
Posted by: Margaret Rouse
View the next item in this Essential Guide: Java or view the full guide: Private PaaS offerings: Benefits, challenges, best practices and more

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