Original Website - http://www.3cx.com/

3CX is the developer of the windows-based Software PBX, 3CX Phone System for Windows.

3CX Phone System for Windows

3CX Phone System works with popular VoIP Gateways, SIP trunking providers and SIP phones to allow you to setup a complete IP PBX in a matter of half an hour. 3CX’ SIP server is quickly downloaded and installed and runs on all popular versions of Windows, including XP, Vista, 7, 2003 server and 2008 server. Configuration is performed via an easy to use Web interface.

3CX Phone System is available as a free or as a commercial edition. The free edition supports an unlimited number of extensions. The commercial editions can be scaled to more simultaneous calls and include additional features such as Microsoft Outlook integration, Call Queueing, Intercom, Paging, Receiving Faxes, Conferencing and so on. All editions come with 3CX MyPhone - a web-based application that shows presence of other users to see Phone Line and Extension status of others users and avoid expensive “Telephone Tag”. You can download the free edition here.

Leading companies worldwide such as Formula One’s Team Lotus, Boeing, Ohio State University, MIT and RE/MAX use 3CX Phone System. 3CX has been listed as a CRN 2011 Emerging Vendor and has earned Windows Server Certification as well as other numerous awards, including The Windowsnetworking.com Gold Award, the Windows IT Pro magazine 2008 Editor’s Best Award and a Best Buy Award by Computer Shopper Magazine. 3CX has offices in the UK, USA, Germany, Cyprus, Malta, Australia, South Africa and Hong Kong. For more information visit www.3cx.com.

Vendor information

www.3cx.com 3CX company web page
Free edition download
3CX Phone System page
3CX Phone System Product Tour
3CX Blog

Training & Certification

3CX provides numerous training opportunities on 3CX Phone System. An online training course is provided at no charge at http://training.3cx.com/ 3CX Partners and administrators that wish to receive official certification can take the online certification test at no charge here

3CX also organizes regular trainings worldwide. Distributors host 3CX trainings in various locations. For the latest events check the 3CX blog.

Support

3CX Phone System is supported in several ways:
3CX Forums - The free edition is supported via the 3CX Community forums
Support packages - For the commercial edition support packages are available

Hardware

Compatible IP Phones:

The latest list of phones directly supported by 3CX can be found at:
IP phone configuration guides for 3CX Phone system

3CX Phone 6
Grandstream GXP2000
Polycom 320,330,450,550,650
Snom 300, 320, 360, 370, 820
Cisco SPA 50X

Compatible VoIP Gateways & Cards

The latest list of support VoIP Gateways and cards directly supported by 3CX can be found at:
IP phone configuration guides for 3CX Phone system

Berofix
Grandstream GXW 4104/4108
Patton Smartnode
Sangoma A101

Where to Buy

Official 3CX Partners Official list of 3CX resellers and distributors

Resources

3CX Version 10 Book by Kerry Garrison