In the most basic cloud-service model & according to the IETF(Internet Engineering Task Force), providers of IaaS offer computers – physical or (more often) virtual machines – and other resources. (A hypervisor, such as Xen, Oracle VirtualBox, KVM, VMware ESX/ESXi, or Hyper-V runs the virtual machines as guests. Pools of hypervisors within the cloud operational support-system can support large numbers of virtual machines and the ability to scale services up and down according to customers' varying requirements.) IaaS clouds often offer additional resources such as a virtual-machine disk image library, raw block storage, and file or object storage, firewalls, load balancers, IP addresses, virtual local area networks (VLANs), and software bundles.[50] IaaS-cloud providers supply these resources on-demand from their large pools installed in data centers. For wide-area connectivity, customers can use either the Internet or carrier clouds (dedicated virtual private networks).

1. Presentation By
RAVI NAMBOORI

2. Contents
• Introduction
• Values of IaaS
• Types of IAAS
• Types Of IaaS Providers
• Cost of storage
• Conclusion

3. Introduction to IaaS
In this article, learn about the first of the three classifications of the cloud: Infrastructure as
a Service (IaaS). Some of the key concepts of IaaS include:
• Cloud bursting
• Multi-tenant computing
• Resource pooling
• The hypervisor

4. Values of IaaS
Two primary facets that make IaaS special
Elasticity:
Elasticity is the first critical facet of IaaS. To illustrate the concept of elasticity, I'm
going to require you to use your imagination for a moment. Pretend that clouds
are actually made of marshmallow clusters stuck together so that people can sit
and ride on them.
Virtualization:
virtualization makes multi-tenant computing possible - a concept that refers to an
infrastructure shared by several organizations with similar interests in regard to
security requirements and compliance considerations.

5. Values of IaaS
There are four important considerations to building and implementing software that can
manage such re-allocation processes:
• Developing for a specific vendor's proprietary IaaS could prove to be a costly mistake if the
vendor were to go out of business.
• The complexity of well-written resource allocation software is significant and generally
requires top-notch developer resources that do not come cheap. You'll save yourself and your
organization a lot of time, frustration, and unanticipated expenses by budgeting more up
front for the best resources you can find.

6. Values of IaaS
• What will you be sending off to be processed in the cloud? Sending data such as personal
identities, financial information, and health care data put an organization's compliance at
risk with U.S. Sarbanes-Oxley (SOX) Act, Payment Card Industry (PCI), or Health Insurance
Portability and Accountability Act (HIPAA) regulations .
• Understand the dangers of shipping off processes that are critical to the day-to-day
operation of the business. A good idea is to start by drawing a table and placing
processes that involve compliance-critical data in one column, business-critical tasks in
the second column, and non-critical tasks in the third column. Then, plan on having the
software only off-load the items in the third column for its first iteration.

7. Types Of IaaS Providers
• Community cloud
• Public cloud
• Private cloud
• Hosted private cloud

8. Types Of IaaS Providers
Infrastructure-as-a-service (IaaS) comes in all different shapes, sizes and colors. There are
at least 8 different types of IaaS providers, they are
• Computing
• Enterprise IT
• Cloud Storage
• Test/Development
• Telecom
• High Performance Computing
• Wholesale Vending

9. Cost of storage

10. Advantages
• Applications
• Runtimes
• SOA/Integration
• Databases
• Server SW
• Virtualization
• Server HW
• Storage
• Networking

11. Thank You