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Related to Internet phone: VoIP phone
Internet phone(1) See IP phone, VoIP and softphone.
(2) (Internet Phone) The first VoIP telephone service in the U.S., introduced in early 1995 by VocalTec Communications Ltd., Fort Lee, NJ (www.vocaltec.com). Using a Windows softphone, calls could also be made to a regular phone. The company later evolved into providing VoIP infrastructure systems for carriers. See VoIP and softphone.