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  • Setting up a M700,M900 Multicell with 3CX



The 3CX phone system is a fully tested and certified by Snom, providing a simple and secure phone deployment and centralised endpoint management. Its supports all standard telephony features, such as call transfer, central directory, and CTI functionalities with the 3CX web phone client. 

The objective of this article is to provide an easy step-by-step guide to get your Snom phone configured and ready to use on the 3CX phone system.

Please check in advance whether the latest stable firmware version is installed on your DECT base station (M300/M700/M900) and your DECT handsets (M25/M65/M70/M80/M85/M90).

For further information about DECT Multi Cell Measuring and Installation please visit the following page: DECT Multi Cell Installation.

You find more Informations about configuring Snom Phones on a 3CX PBX here: Setting up a Snom Phone on 3CX PB

Step 1: Connecting a DECT multicell in the 3CX

If you want to set up a multicell with Snom M700 base stations, on a 3CX - PBX system, it is best to proceed as follows:   

First connect the first M700 to your local network, where you can reach it with a PC. It should also have access to the Internet.

Create extension

  1.  It is best to open your 3CX web interface and first create an extension in the 3CX web interface.

Create FXS/DECT device

  1. Navigate to your 3CX web interface to the menu item "FXS/DECT" (From 3CX version 16AdvancedFXS/DECT)

    There you create a new device by clicking the Plus button (Add +FXS/DECT),

    enter the MAC address of the desired M700 and click OK.

  2. The data record then looks like this:

  3. Switch to the "Extensions" tab and select the extension you just created.

  4. Go back to the first page "General" and open the record to copy out the provisioning link.

    There you will also find the new admin password for the M700.

Step 2: Configuring the Snom Multicell

  1. Now open the web interface of your Snom M700 by entering the IP address of the base.
    If you don't know how to find out the IP address, please refer to the following "Discovery Mode" instructions.

  2. Navigate to the menu item, "Management":

  3. Copy the provisioning link into the "Configuration Server" field and apply the settings.

  4.  The M700 should restart and get the configuration from the 3CX.

  5. Now switch back to the web interface of your primary M700, which should now be restarted.
    Under the menu item "Servers" it should now look well filled like in the following picture:

How to configure the M700 as a multicell you can find here: DECT - M700 - Activate Multicell Mode