IP Telephony: Private Branch Exchange(PBX) vs. VoIP
Submitted by manager on Thu, 01/26/2017 - 08:50
Contributed by Billy Short
Internet Protocol telephony (frequently referred to as IP telephony) is an important concept in enterprise communications technology. IP telephony refers to all real-time applications over IP, which include many different instant messaging programs, video-conferencing, fax services, and Voice over Internet Protocol (VoIP). This document will focus mostly on the VoIP aspect of IP telephony.
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