3CX is a SIP proxy server that works with popular IP phones, gateways and SIP trunk providers. It’s a complete business communication system you can install in minutes, whether on-premise on Windows or Linux, hosted, or in your own private cloud. Configuration is easy with the user-friendly web management console, so you can customize your setup to suit your business’ every need. 3CX also includes a host of features to help your employees connect with each other and with your customers. Calling, video conferencing, chat and more are all integrated into the system, so there’s no need to use and manage multiple apps.
Open-standards SIP server software
Affordable, flexible solution
Communication tools
for the whole team