Recent technology advancements have greatly improved the quality of voice over Internet protocol (VoIP). In the past, using an Internet service to implement a type of voice telephone service was a poor substitute for traditional voice telephone service. The quality of VoIP was very unreliable, and the connection between two or more callers was difficult. VoIP was primarily a niche service used by companies seeking an inexpensive means for overseas calling.

Voice over Internet protocol (VoIP) has quickly infiltrated the telecommunications industry, helping small and midsize businesses to save money and increase productivity. Once a business decides to implement VoIP technology, however, it has additional decisions to make regarding the type of VoIP solution that will best meet its needs