"Moving to a cloud solution for communications is the next big thing for CIOs to consider. Think of this hosted solution as Communications as a Service (CaaS), communications in the cloud. The cloud solution can offer rapid expansion capability, flexibility, cost control and expense reduction," writes communications consultant Gary Audin on No Jitter
"How do you define CaaS for communications? SaaS, Software as a Service is the umbrella term. CaaS is a subset. Both can be called cloud or hosted offerings. SaaS and CaaS are forms of outsourcing. There are about two dozen competing definitions for SaaS. There are multiple definitions for CaaS as well, " Audin writes.
Follow the link below to read the Audin's detailed discussion:
Cloud-Based Communications: Right for You?