the analog telephone adapter (ATA) delivers dial-tone, manages the call setup and provides the conversion between digital and analog voice. See IP phone and VoIP. THIS DEFINITION IS FOR PERSONAL ...

(1) (Voice Over IP modem) A device that converts Internet-based voice service from the cable or telephone company to the user's telephones. Officially called an analog telephone adapter.

Discover why (and how) a VoIP gateway is one of the few truly plug-and-play devices in business communications.

But today's residential VoIP providers typically provide adapters that let you connect to any standard phone. That's particularly handy if you have a cordless phone system with multiple handsets ...