云计算逐渐成为企业新宠。云计算是一种基于互联网的计算方式,通过这种方式,共享的软硬件资源和信息可以按需求提供给计算机和其他设备。云计算不仅可以降低企业IT部门的管理和维护成本,而且灵活度高,可以使IT资源随企业需求迅速重新分配。因此,越来越多的公司采用云端系统处理内部邮件及运作商业应用软件。 Cloud computing has gradually become the new darling of the enterprise. Cloud computing is an Internet-based method of computing in which shared hardware and software resources and information can be provided to computers and other devices on demand. Not only does cloud computing reduce the management and maintenance costs of an enterprise IT department, but it also offers the flexibility to rapidly reallocate IT resources to the needs of the enterprise. As a result, more and more companies use cloud systems to process internal mail and run business applications.