Guide on how to configure a Welltech Wellgate 2540 Gateway with 3CX
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How to Configure a Welltech WellGate 2540

This guide shows you how to configure the Welltech WellGate 2540 analog VoIP gateway with 3CX Phone System. Analog VoIP gateways are used to connect your PBX to the PSTN lines. The first step to configuring the Welltech gateway is to access your DHCP server and create a reservation for the Welltech gateway. You need to do this reservation using WAN MAC address of the device. You can find it under the device, with the label WAN ID. The LAN interface is only used for management purposes and registrations/provisioning will not work if you remain connected to this port.

Prepare WellGate 2540 and 3CX Phone System

There are a two important preparation tasks you need complete before configuring your WellGate with 3CX Phone System.

The first step is to download and update the firmware for your WellGate 2540To update the firmware: 

  1. Firstly make sure that your Welltech device is factory reset. If not, to reset the WellGate 2540 press and hold the “Reset” button for 5 seconds.
  2. Connect the Welltech LAN port to a PC and configure your PC Network card to a static IP Address of
  3. Open a browser at and login to the gateway using the default username: root and password: root.
  4. Click on “Maintenance” node and choose “Firmware Update” tab, using the browse button, choose the firmware you downloaded, and then press “import”.

2015-04-30 10_05_46-WG2424s Uesr Guide Release 2.09a.pdf - Adobe Acrobat Reader DC

It takes 2 or 3 minutes to complete the update. Don’t turn off the power until the update is complete

After the device has updated and restarted you can continue with the second preparation task, which is to update the template for your Welltech WellGate 2540 on 3CX Phone system.

  1. In 3CX Management Console, select “Updates” > “VoIP Gateway Template Updates”, scroll down till you see the updates for “Welltech Wellgate 2540”
  2. There may be a “new” update for your 2540, or if you have updated in the past, it may say “out of date“, Select the update for the 2540 and click “Download Selected”. After a few seconds the status will turn green and say “up to date


You can now proceed to configure your WellGate using the steps bellow.

Step 1: Creating Welltech WellGate 2540 port

  1. Log in to the 3CX Management Console and click on “VoIP/PSTN Gateways”
  2. Select “Add Gateway”, enter a name and select “Welltech” from the drop down list and select 2540. Press “Next”.
  3. Enter the Welltech’s WAN MAC Address and press “Next”.
  4. In the “IP address” field put the IP address which you already reserved for the Welltech device on the DHCP Server.
  5. Press “Next”‘ to go to the Port creation page and configure your inbound routes.
  6. Press “Next” to proceed to the outbound rules page and configure your outbound rules.
  7. Press “Next” to proceed to the file generation page and press “Generate config File”. A configuration file will be generated and you can choose where to save it. The recommended place to save the file is in the provisioning directory (Default: “C:\ProgramData\3CX\Data\Http\Interface\provisioning\PROVSUBDIR\).

Step 2: Provisioning the Welltech WellGate 2540

If you performed a firmware update you will not have to factory reset again, and can continue from point 2.

    1. Make sure that your Welltech device is has been factory reset. If not, to reset the WellGate 2540 press and hold the “Reset” button for 5 seconds.
    2. Connect the Welltech LAN port to a PC and configure your PC Network card to a static IP Address of
    3. Open a browser at and login to the gateway using the default username: root and password: root.
    4. Click “Device Setting” > “Advance” tab and enable ‘HTTP/HTTPS Service Access on WAN’ and press “Apply”.
    5. Navigate to the “Device Setting'”> “Network” tab. Change “Network Type” to “DHCP” and “DNS Server Mode” to “Auto” as outlined above. Press “Apply”.
    6. Reboot the gateway.
    7. Unplug the network cable from the LAN Port and plug the gateway to your company network via the WAN port. The WAN port is the port that will be used for registration, provisioning and configuration.
    8. Click on “Device Setting” > “Provisioning” tab and configure the following:
      1. Provisioning Type – ‘HTTP’
      2. HTTP Config URL – http://PBX_IP:PBX_HTTP_PORT/provisioning/PROVSUBDIR/
      3. Refresh Interval (minute) – ‘14400’
    9. Navigate to “VOIP Advance” > “Ring” tab. Change  the “Ring On” and “Ring Off” values to 8000 ms.”
    10. Click on “Maintenance” node and choose “Reboot”. Press Apply” to confirm.
    11. On startup, the configuration file will be downloaded from 3CX Phone System Provisioning server and your device will be ready to make and receive calls. You should see the Ports turn Green (REGISTERD) in the Ports/Trunks status in the 3CX Management Console.

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