IaaS, short for Infrastructure as a Service, is a cloud computing model that offers on-demand access to compute, storage and networking resources. Instead of buying hardware, customers can rent IT ...

He says the infrastructure as a service model just isn't ready for prime time yet. Firms like Wipro and CSS are building toward managing infrastructure as a service, but Lucchesi is evaluating things.

It made cloud migration relatively simple: Companies could just shift the VMs they were already running on their on-premises servers to the servers of an infrastructure-as-a-service (IaaS) vendor.