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3CX Phone System

3CX
Logo3CX
Developer(s) 3CX
Stable release
Version 15 – SP5 / March 2017 (March 2017)
Written in C++
Operating system Microsoft Windows, Linux
Type
License Proprietary
Website https://www.3CX.com

3CX is a software based private branch exchange (PBX) based on the SIP () standard. It enables extensions to make calls via the public switched telephone network (PSTN) or via (VoIP) services. 3CX for Windows and Linux is an IP business phone system that supports standard SIP soft/hard phones, VoIP services and traditional PSTN phone lines.

3CX was developed by 3CX, an international VoIP IP PBX software development technology company as an open-standards, software-based PBX. First published as a free IP PBX product in 2006, the product was intended to provide a VoIP solution for use in a Microsoft Windows environment.

The first commercial edition of the product was launched in 2007. Reviews of the product have noted its easy configuration, management, and hardware compatibility. Smith on VoIP commented in a blog post about 3CX that it was very easy to use, but did not have all the features its competitors provide. In 2009, it was featured on the internet TV show Hak5.


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