VoIP (Voice over Internet Protocol) is a system for transmitting voice calls over the internet, rather than a phone line.

Searching for a scalable phone solution for your growing team? Learn which providers made our list of the best cloud phone systems.

The FCC says the providers, mostly little-known companies that provide VoIP services, have failed to follow rules designed to prevent them from facilitating robocalls and spam. When he's not battling ...