What phones, gateways and firmware have you tested 3CX Phone System with?

3CX Phone System was tested with the following phones

You will find the latest list of tested phones and gateways, including firmware version and any known interoperability issues on our wiki.

General 3CX Phone System FAQs

How to configure secure SIP
Support procedures
How can I run 3CX Call Reporter remotely?
What is the firewall checker and why do I need it?
How can I check that the 3CX uninstall completely removed 3CX Phone System?
How can I use the 3CX Tunnel with a SIP hardphone?
How do I import the call logs in the database so that I can create Call reports?
How do I configure a CISCO router for to allow connection to a VOIP provider?
How to convert a Cisco 7940 from SCCP to SIP
How do I disable the dual Ring Tone?
Configuring Exchange Server 2007 Unified messaging with 3CX Phone System
How do I disable Internet Explorer Enhanced Security Configuration for Windows Server 2008
3CX Phone System Support
What is the cause of Installer error 2738, when installing 3CX?
How does 3CX Phone System decide whether a call is internal or external?
Is Microsoft ISA server supported as a firewall?
How do I configure my Linksys router for 3CX Phone System?
Why does Media Server report “binding failed”?
Can hotels with Micros Fidelio use 3CX Phone System?
How do I install Microsoft Fax services on Windows 2008 for 3CX?
How do I install Microsoft Fax services on Windows 2003 for 3CX?
How do I install the Microsoft Windows Vista fax client?
Why does 3CX require static port mappings (Full Cone NAT)?
How does Phone provisioning work?
How do I create a phone provisioning template?
How can I setup integration between 3CX and Salesforce.com?
How can I secure phone calls using OpenVPN?
How can I view SIP traffic with a Network Capture tool?
How do I configure direct SIP Calls?
What is a SIP domain and how do I configure it correctly?
What SIP Phones can I use with 3CX Phone System?
Analyzing a SIP call
What VOIP Gateways can I use with 3CX Phone System?
What VOIP Providers have you tested 3CX Phone System with?
How do I install the Microsoft Windows XP fax client?