The document discusses cloud computing, including its evolution from mainframes to client/server models to today's cloud infrastructure, platforms, and applications delivered as services. It defines cloud computing according to analysts and outlines the three main delivery models of Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). The document also discusses the key benefits of cloud computing like ease of use, scalability, reliability, and cost optimization, as well as the risks including technical issues, legal concerns, and organizational challenges.

1. Cloud Computing Version 2 Friday, June 04, 2010 1 Vodafone Essar Ltd., Pune

2. Cloud Looks Foggy??? Well it isn’t… It simply means… Friday, June 04, 2010 2 Vodafone Essar Ltd., Pune

3. How does cloud computing look like? Lets enter the cloud now… Friday, June 04, 2010 3 Vodafone Essar Ltd., Pune

4. Evolution of Computing 1960’s Mainframe 1980’s Client/server Today Enterprise Cloud Computing Friday, June 04, 2010 4 Vodafone Essar Ltd., Pune

5. InfrastructureMoving to the Cloud 1960’s Mainframe 1980’s Client/server Today Cloud Computing Infrastructure Friday, June 04, 2010 5 Vodafone Essar Ltd., Pune

6. PlatformsMoving to the Cloud 1960’s Mainframe 1980’s Client/server Today Cloud Computing Platforms Friday, June 04, 2010 6 Vodafone Essar Ltd., Pune

7. Applications Moving to the Cloud 1960’s Mainframe 1980’s Client/server Today Cloud Computing Applications Friday, June 04, 2010 7 Vodafone Essar Ltd., Pune

8. Definitions by Analysts Gartner “A style of computing where massively scalable IT enabled capabilities are delivered as a service to external customers using Internet technologies” Forrester “A form of standardized IT-based capability — such as Internet-based services, software, or IT infrastructure — offered by a service provider that is accessible via Internet protocols from any computer, is always available and scales automatically to adjust to demand, is either pay-per-use or advertising-based, has Web- or programmatic-based control interfaces, and enables full customer self-service” Friday, June 04, 2010 8 Vodafone Essar Ltd., Pune

9. Its three delivery models… Friday, June 04, 2010 9 Vodafone Essar Ltd., Pune

10. IaaS It is Infrastructure as a Service Friday, June 04, 2010 10 Vodafone Essar Ltd., Pune Includes infrastructures on which customers can deploy applications

12. ServersAWS: Amazon Web Services Friday, June 04, 2010 11 Vodafone Essar Ltd., Pune

13. SaaS It is simply Software as a Service Friday, June 04, 2010 12 Vodafone Essar Ltd., Pune Include complete applications that can be customized by customers and delivered over the Internet such as Gmail, salesforce.com, and enterprise applications delivered as a service

15. Financial Planning

16. Human Resources

18. EmailcloudFriday, June 04, 2010 13 Vodafone Essar Ltd., Pune

19. PaaS It is Platform as a Service…. Friday, June 04, 2010 14 Vodafone Essar Ltd., Pune PaaS offerings are externally hosted services providing complete platforms to create, run, and operate applications, including development tools, administration and management tools

20. Popular services Example Google App Engine AWS: S3 Database Scalability AWS: Amazon Web Services S3 : Simple Storage Service Friday, June 04, 2010 15 Vodafone Essar Ltd., Pune

21. Key Benefits… Friday, June 04, 2010 16 Vodafone Essar Ltd., Pune

22. The “Cloud” = 10X Improvements Ease of Use Scalability Reliability Cost Optimization Friday, June 04, 2010 17 Vodafone Essar Ltd., Pune

23. Ease of Use…. Deploy infrastructure with a mouse or API No cabling, screwdrivers, racking, buying Infrastructure available on the fly Do it yourself remotely from anywhere anytime Friday, June 04, 2010 18 Vodafone Essar Ltd., Pune That was quite easy..

24. Scalability Ease of Use Control your infrastructure with your app Nothing to purchase and take delivery on Instant Friday, June 04, 2010 19 Vodafone Essar Ltd., Pune

25. Reliability Good : enterprise grade hardware Design for failures: Automatically spin up replacements Use multiple clouds Friday, June 04, 2010 20 Vodafone Essar Ltd., Pune

26. Cost Optimization “Turn off the lights” = turn off servers you aren’t using Eg: Turn off development and test environments Pay for only what you use No need to buy in advance Zero Capital Outlay Friday, June 04, 2010 21 Vodafone Essar Ltd., Pune

27. Deployments: Three Types Friday, June 04, 2010 22 Vodafone Essar Ltd., Pune

28. Public Cloud Cloud Ecosystem Virtual Private Cloud External Internal Private Cloud Private Cloud Enterprise 23 Friday, June 04, 2010 Vodafone Essar Ltd., Pune

29. Public Cloud Public cloud services are characterized as being available to clients from a third party service provider via the Internet The term “public” does not always mean free, even though it can be free or fairly inexpensive to use. Public clouds provide an elastic, cost effective means to deploy solutions Public Cloud is implemented on thousands of servers running across hundreds of data centres deployed across tens of locations around the world MNCs using public clouds: Eg: Hotmail, New York Times Friday, June 04, 2010 24 Vodafone Essar Ltd., Pune

31. The difference between a private cloud and a public cloud is that in a private cloud-based service, data and processes are managed within the organization without the restrictions of network bandwidth, security exposures and legal requirements that using public cloud services might entail

32. In addition, it offers the provider and the user greater control of the cloud infrastructure, improving security and resiliency because user access and the networks used are restricted and designatedFriday, June 04, 2010 25 Vodafone Essar Ltd., Pune

33. Hybrid Cloud A hybrid cloud is a combination of a public and private cloud that interoperates In this model users typically outsource non business- critical information and processing to the public cloud, while keeping business - critical services and data in their control Friday, June 04, 2010 26 Vodafone Essar Ltd., Pune

35. Set up an account, perhaps just with a credit card

36. You create virtual servers ("virtualization")

37. Choose the OS and software each "instance" will have

38. It will run on a large server farm located somewhere

39. You can instantiate more on a few minutes' notice

40. You can shut down instances in a minute or so

41. They send you a bill for what you useFriday, June 04, 2010 27 Vodafone Essar Ltd., Pune

42. But why go to Cloud???? Lower cost of ownership Reduce infrastructure management responsibility Allow for unexpected resource loads Faster application rollout Friday, June 04, 2010 28 Vodafone Essar Ltd., Pune

43. Hey Cloud Computing has another side too… ?????? There are some risks….. Friday, June 04, 2010 29 Vodafone Essar Ltd., Pune

45. Cloud isolation failure

46. Ineffective capacity management or resource exhaustion

47. Malicious activities or attack due to multi-tenancy use of shared resources

48. Legal Risks

49. No virtual boundaries or jurisdiction for data stored in the cloud

50. Lack of data protection by the Cloud Provider

51. Organizational Risks

52. Loss of Governance due to direct control by Cloud Provider

53. Lock In with the Cloud Provider

54. Non compliance to customer defined policies and proceduresFriday, June 04, 2010 30 Vodafone Essar Ltd., Pune

55. Friday, June 04, 2010 31 Vodafone Essar Ltd., Pune On the Gartner’s Hype cycle, 2009 it will take 2 to 5 years for adoption….

56. Cloud Computing NOW… Seems to be rapidly becoming a mainstream practice Numerous providers Amazon EC2 imitators ... Just about every major industry name IBM, Sun, Microsoft, ... Major buzz at industry meetings Friday, June 04, 2010 32 Vodafone Essar Ltd., Pune

57. Market Overview Of Cloud IT Services From Major Telcos Friday, June 04, 2010 Vodafone Essar Ltd., Pune 33

58. Google Trends look like this…. Google Trends is a public web facility of Google Inc., about Google Search, that shows how often a particular search-term is entered relative to the total search-volume across various regions of the world. The horizontal axis of the main graph represents time and the vertical is how often a term is searched for relative to the total number of searches, globally. Friday, June 04, 2010 34 Vodafone Essar Ltd., Pune

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