By integrating a number of Internet protocol (IP)-based communication methods, unified communications (UC) has emerged, making voice over Intenet protocol (VoIP) even more useful and flexible. UC is particularly suitable for cloud delivery, but cloud UC providers vary widely in the number and type of communication methods they integrate. They also vary in how they package and price their offerings.
This guide assesses six cloud UC providers and describes the features they offer. Each of them defines UC in a way that reflects its overall product line. The providers target a broad variety of customer needs and sizes.
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