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If you are considering using Infrastructure as a Service (IaaS) for some data center processing functions, you must consider complex contracts and service level agreements (SLA). These contracts include legal standard language and may hide additional terms and fees that you must read carefully.

These IaaS components can have a significant impact in dealing with future issues, and you need to understand the expected responsibilities of the parties.

When you read the service level agreement for the first time, you will find risks that need to be addressed in the cloud migration process, such as pricing structure, role compliance requirements, and ability to spend.

Portability

Dan Beers, vice president of managed business services at INAP, a cloud computing and data center solution provider, said that the most important issue in IaaS agreement negotiations should be to make sure that the service provider provides enough flexibility for you to move between different services.

It is important to avoid early termination of fees and move to the infrastructure that is most appropriate for the application, such as public cloud, private cloud, or managed services. Portability allows your IT department to redesign its infrastructure requirements as needed, rather than being locked into a provider contract or a specific vendor.

Responsibility and license

Many companies are locked in contracts with software and hardware manufacturers who are unable to provide portability to service providers. You should read the contracts and agreements to ensure that they contain details of the distribution of responsibilities between the software / hardware manufacturer, the IaaS provider, and your IT department.

Beers says that using your own software license or hardware can help you avoid early termination of fees. You also need to develop a co-managed service agreement that outlines roles and responsibilities to reduce the risk of disruption.

Infrastructure availability and performanc

At the same time, you should also check whether availability and service-level agreements apply to individual components or entire settings in an IaaS deployment. What happens if performance degrades due to something outside the scope of the virtual machine instance? Such as network problems, domain name system errors, or database integration? These contents should be covered in the contract.

Philip Brown, head of Oracle Cloud Services at cloud consultancy DSP, said: "in the end, if your IaaS is not available or does not perform well, which is no different from no IaaS, then it is of no use to anyone." When you build IaaS products in the cloud, you should consider avoiding usability and performance issues.

Enterprise discount credit

Sean Feeney, head of cloud engineering practice at consulting service firm Nerdery, says enterprise discount agreements are a way for large enterprises to deploy IaaS. If you promise in the IaaS agreement to migrate a certain amount or type of workload within a specified number of years, and agree to become a public reference customer, many providers will offer discounts.

Even if your company doesn't have enough to meet these pricing options, you can save money by promising to buy specific workloads over the next one to three years.

Pricing structure

Bill Saltys, senior vice president of alliance at cloud consulting firm Apps Associates, said companies should also consider the pricing structure in the agreement.

The IaaS agreement shall provide full transparency of the cost and pricing structure, excluding any hidden fees. Use this pricing data for TCO and ROI analysis, including an assessment of the planned workload and a clear definition of what you will run on the infrastructure.

You should not only look at commodity pricing, but also investigate the structure of the entire transaction, including contract duration, annual growth and automatic charges after the agreement. In this way, all interested parties are aware of each cost and who is responsible for some of the costs.

Security, governance and compliance

Saltys says it is also important to determine who is responsible for which part of the secure pipeline in the IaaS protocol. Cloud services typically use a shared responsibility model, where infrastructure providers are responsible for ensuring security and infrastructure integrity through the operating system. On top of this operating system, you must deploy additional software and services to provide comprehensive protection.

'you also need to make sure that your department meets any specific regulatory requirements made by the customer representative, 'Mr. Feeney said. For example, HIPAA customers must get their provider to sign a business partnership agreement, and they must limit their use to services approved by BAA only. Defense organizations or organizations operating in some EU countries choose to use only areas approved by their respective government departments.

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