Infrastructure-as-a-Service (IaaS)
• The user is able to deploy and run arbitrary software, which can
include operating systems and applications.

• The user does not manage or control the underlying cloud
infrastructure but has control over operating systems, storage,
deployed applications, and possibly limited control of some
networking components, e.g., host firewalls.

• Services offered by this delivery model include:  server hosting, Web
servers, storage, computing hardware, operating systems, virtual
instances, load balancing, Internet access, and bandwidth
provisioning.