Iaas is also known as Hardware as a Service (HaaS). It allows customers to outsource their IT infrastructures such as servers, networking, processing, storage, virtual machines, and other resources. Customers access these resources on the Internet using a pay-as-per use model.

Advantages:

• Shared infrastructure
• Web access to the resources
• Pay-as-per-use model
• Focus on the core business
• On-demand scalability

Features:

• Bandwidth
• IP addresses
• Load balancers
• Firewalls
• Desktops
• Internet connectivity
• Virtual server space