Switching to Cloud Services
Posted by admin | Posted in Business Web Hosting, Cloud Hosting | Posted on 25-11-2010
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The Cloud can mean different things to different individuals. But 2 aspects that can be applied globally about cloud is that : Private Cloud is a catalyst not just just for the IT efficiencies, but in a broader perspective, the shared cloud also holds the capability to force changes in other areas of IT as well. Cloud has brought along a major break through for businesses seeking cheaper yet highly efficient IT services.
The IT department of any businesses should have a better understanding about defining and supporting crucial business priorities along-with managing the vendor relationships and internal initiatives.
There are certain questions that must be asked when deploying cloud optimization:
What is the reason for switching to cloud computing ?
The U.S. National Institute for Standards and Technology (NIST) defines cloud computing as: “a model for enabling convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications, and services) that can be rapidly provisioned and released with minimal management effort or service provider interaction.”
There are 3 defined categories of cloud services which can be applied internally or externally:
- Software-as-a-Service (SaaS): The cloud hosting provider deliver applications to customers over a cloud infrastructure which can be accessible via. a web browser.
- Platform-as-a-Service (PaaS): In this type, cloud-provider offers both a cloud infrastructure and applications related tools and resources such as programming languages to an internal or external customer/user.
- Infrastructure-as-a-Service (IaaS): The providers provider cloud infrastructure support to support user requirements for running applications and operating systems.
