Let's start at the lowest level of service provided, which is the infrastructure (Infrastructure-as-a-Service, or IaaS).
我们从最低级的服务开始，即基础设施(Infrastructure - as - a - Service或IaaS)。
Features like infrastructure-as-a-service and platforms-as-a-service that allow companies to tap into cloud-based software;
构建 “基础架构即服务”（infrastructure-as-a-service）和“平台即服务”（platforms-as-a-service）等产品功能，以使企业能够使用基于云计算的软件。
The infrastructure (Infrastructure-as-a-Service, or IaaS) is the leasing of infrastructure (computing resources and storage) as a service.
基础设施即服务(Infrastructure - as - a - Service, IaaS)是指以服务的形式租借基础设施(计算资源和存储)。
Public clouds generally refer to software-as-a-service (SaaS) apps like those provided by Salesforce.com and infrastructure-as-a-service (IaaS) platforms like Amazon Web Services.
公开云通常是指软件即服务（SaaS）应用，像是Salesforce.com所提供的，还有基础设施即服务（IaaS），像亚马逊网络服务（AWS）。
IaaS (infrastructure as a service) delivers computer infrastructure, typically a platform virtualization environment.
IaaS(基础设施即服务)构建的是计算机基础设施，通常是指虚拟化平台环境。
Yet, in this day and age, this inventory can be easily jettisoned in favor of using the same software packages as a service running on someone else's infrastructure.
但是，在现在这个时代，这个清单完全可以扔掉，取而代之的是在其他人的基础设施上以运行服务的形式使用相同的软件包。
Flexibility: as a service provider, you need the flexibility of changing your deployment infrastructure without notifying all the service requestors.
灵活性：作为一个服务提供者，您需要有更改部署基础结构，而不用通知所有服务请求者的灵活性。
Implement a reliable service registry product and position it as a standard part of the supporting infrastructure.
实现一个可靠的服务注册产品，并将其定位成支撑基设的标准部分。
This infrastructure can also act as a point of control to apply service management, security, monitoring, and instrumentation to the Service-Oriented Architecture.
这个基础设施同样也可以作为控制点，将服务管理、安全、监视和规范应用于面向服务的体系结构。
The ESB provides a distributed infrastructure while maintaining centralization of control, requiring some form of service routing directory and perhaps a business service directory as well.
ESB在维持集中控制的同时提供分布式的基础架构，因而需要一些形式的服务路由目录，并且还可能需要业务服务目录。
The database instances that exist today in large enterprise infrastructures started with an infrastructure as a service platform using license agreements that already exist.
目前大公司基础架构中存在的数据库实例已经开始使用基础架构即服务平台，并使用已有的许可协议。
Enterprise services run on the enterprise services node that contains the products that provide the data, security and other infrastructure services such as a service registry.
企业服务在企业服务节点上运行，此节点中包含提供数据、安全和其他基础设施服务(如服务注册中心)的产品。
As enterprises and cloud providers look to provide cloud solutions, their basic goal will be to enable the enterprise IT infrastructure as a service.
由于企业和云提供商在寻求提供云解决方案，其基本目标就是将企业IT基础结构作为一种服务来提供。
Doing so helps in capacity planning, billing, and metering for services such as storage as a service, where data is stored in larger amounts on servers across the infrastructure.
这么做可以帮助对服务进行容量规划、计费和计量，例如存储即服务，大量数据存储在基础架构中的服务器上。
The concept of identity infrastructure as a service fol-lows two major trends: the evolution of it from capital infrastructure to a service, and the consumerization of it.
身份基础设施即服务这个概念来自于两个大的潮流：其一是IT从一项关键基础设施演变成一项服务，其二为IT的消费品化。
Infrastructure as a service offers computing capabilities and basic storage as standardized services over the network.
基础设施即服务提供了计算功能和基本存储作为网络上的标准服务。
For an infrastructure component such as a reporting server, could it be exposed as a service?
基础设施组件，例如报表服务器，可以作为服务公开吗？
Simply stated, e-sourcing is the delivery of standardized processes, applications, and infrastructure over the network, as a service (with both business and it functionality).
简单的说，电子外包是在网上将标准化过程、应用程序和基础设施作为服务(同时具有商务和IT功能)传递。
A SOA solution should be able to integrate cloud based services as well as on-site services, and it should easily be possible to provision your own service on a cloud infrastructure.
一个SOA解决方案应当能整合基于云端服务和本地服务，而且在云架构上提供自己的服务也应当很容易。
Historically, the high cost of provisioning servers and infrastructure limited the ability to develop Software as a Service (SaaS) applications.
配置服务器和基础架构的高昂成本曾一度限制了开发软件即服务(SaaS)应用的能力。
More recently, the concept of an Enterprise Service Bus (ESB) has been expressed as a key component of the SOA infrastructure (see Resources).
最近，企业服务总线(Enterprise Service Bus,esb)的概念被表述为soa基础架构的关键组件(请参见参考资料)。
Mike Rosen: The cloud is about providing services, whether it's infrastructure, platform or software as a service.
MikeRosen：云是关于提供服务的，不管它是基础设施及服务、平台即服务还是软件即服务。
Infrastructure as a Service (IaaS) is a great concept: you use computing resources; you pay for them.
基础设施即服务(Infrastructure as a Service,IaaS)是一个极好的概念：您使用计算资源并支付费用。
In the 1980s, however, this paradigm proved unfavorable for the marketplace and the environment, which forced a paradigm shift from infrastructure as an asset to infrastructure as a Service.
但是，到了80年代，事实证明这种模式不利于市场和环境，这迫使模式从基础架构即资产转移到基础架构即服务。
What type of cloud service the provider hosts - Software as a service (SaaS), Platform as a service (PaaS), or Infrastructure as a service (IaaS).
供应商提供的云服务的类型—软件即服务(SaaS)、平台即服务(PaaS的)或者基础架构即服务(IaaS)。
A service registry is established as a central part of the surrounding infrastructure and is used by service owners and designers to.
建立服务注册库，让其成为周边基础设施的中心，使得服务所有者和设计者可以通过它。
For application developers, this typically boils down to using either Platform as a Service (PaaS) or Infrastructure as a Service (IaaS) models.
对于应用程序开发人员，这往往归结使用平台即服务(PaaS)或基础架构即服务(IaaS)模型。
IaaS is the delivery of computer infrastructure as a service.
IaaS是以服务的形式交付计算机基础设施。
What type of cloud service the provider hosts: Software as a service (SaaS), Platform as a service (PaaS), or Infrastructure as a service (IaaS).
提供者提供什么类型的云服务：软件即服务(SaaS)、平台即服务(PaaS)或基础架构即服务(IaaS)。
Infrastructure as a Service (IaaS).
基础设施即服务(IaaS)。
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