3CX Support: Documentation, FAQ, Config Guides

3CX has extensive technical support resources including manuals, forums, configuration guides and paid support options.  3CX Technical Support is available via our Support Portal for 3CX Partners (free) or with a 3CX Support package (Extra charge). Review our support procedures and pricing here. We also have a community forum in which you can obtain user to user support for our products.

IP Phone & Softphone Configuration Guides & Help

Step by Step configuration guides for popular supported IP phones & Softphones. Use ONLY SUPPORTED phones!  These are extensively tested by 3CX, integrated into our Management Console and our Support Department are able to provide first level support on the phones too.

1. 3CXPhone for Windows – (Provisioned or Manual)
2. 3CXPhone for Android – (Provisioned or Manual) / for iPhone, iPad - (Provisioned or Manual)
3. CISCO SPA 501G, 502G, 504G, 508G, 509G, 525G – Provisioned or Manual
4. Grandstream GXP2110, GXP2120, GXP2100, GXP1450 – Provisioned
5. Grandstream GXP 2000, GXP 2020 – Provisioned or Manual
6. Polycom SoundPoint IP 320, 321, 330, 331, 450, 550, 560, 650, 670 - Not Recommended!! - Provisioned or Manual
7. Yealink T20, T22, T26, T28, T32 and T38 – Provisioned or Manual
8. DECT - Polycom KIRK wireless server 300

Additional links with How to’s and guides for unsupported phones here. We do support but DO NOT RECOMMEND Polycom phones, here’s why. All Blog articles about IP Phone configuration here. Configuring a phone as an external extension with 3CX Phone System.

To tunnel remote extensions, consider using the 3CX SIP Proxy Manager. Install on a Windows machine and proxy one or more IP phones and overcome NAT traversal issues

VoIP Gateways, Providers & SIP Trunks

You can connect 3CX to the PSTN using a VoIP Gateway or by using a VoIP provider or SIP trunk. Step by Step configuration guides for SUPPORTED VoIP Gateways, allowing you to connect 3CX to the PSTN:

Analog lines

1. Patton Smartnode 4114 – Preferred – Gateway for analog lines (4 ports)
2. Grandstream GXW 4104/4108 – 4 port / 8 port for analog lines

E1 / T1 trunks & BRI lines

1. BeroNet BeroFIX (400/1600/6400) – Preferred – Gateway/card for BRI & E1 ISDN connections (Europe)
2. Patton Smartnode 4940 / 4950 / 4960 – Preferred – Gateways for E1 & T1 connections
3. Patton SmartNode 4120, 4552, 4554, 4634, 4638, 4658 - Preferred – Gateways for BRI connections

VoIP Providers / SIP Trunks

1. A list of Supported VoIP providers can be found here
2. How to configure DIDs with a SIP trunk

Documentation / Manuals / Training / Useful links

1. Administrator Manual of 3CX Phone System (PDF)
2. 3CX MyPhone Online User Manual
3. General – General documentation on configuration
4. 3CX Version 10 Book by 3CX Partner Kerry Garrison

Training

1. 3CX Training Course - Video training course on 3CX Phone System
2. 3CX Certification - Get 3CX Certified online (Prepare before as you can not re-take the test)

Advanced – Fax, Firewall, CRM, Voice Application Designer & Others

• Configuring Fax  with 3CX 
• Firewall Configuration
• Integrating 3CX with Other Applications (Exchange, 3CX API
• 3CX CRM Integration Module
• Advanced Configuration Guides
• 3CX Multi Tenant – Overview
• 3CX VAD – Voice Application Designer
• 3CX Call Centre Module - Add advanced call queue & reporting features to your 3CX Phone System