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Sorting out the VoIP protocol maze
You know the basics of how Voice over IP (VoIP) works: Voice signals convert to digital data that are broken into packets, which can be sent over the Internet or any TCP/IP network. But you may be confused by all of the protocols you hear about in connection with VoIP. What are the differences among them? How do they interact? Why are there so many? Today we’ll take a look at common protocols used in VoIP communications.