Provisioning a Polycom SoundPoint 320, 330 for 3CX

This guide shows how to provision the Polycom SoundPoint 320, 330 IP phones for use with 3CX Phone System using DHCP option 66. This guide has been tested with the following firmware versions supported by 3CX Phone System v12.5.

This is an image of a Polycom SoundPoint IP phone

Our other Polycom phone setup guides are:

Note: The 320 and 330 does not offer BLF key functionality and can not be used as a remote extension (STUN or SBC).

Step 1: Install firmware for Polycom SoundPoint 320, 330 IP Phones

  1. Download the following bundle: Polycom FW 3.3.5
  2. Unzip the bundle and copy all its contents (8 Files) to the following location on the 3CX Phone System machine:
    %programdata%\3CX\Data\Http\Interface\provisioning\{Random 10 Digit Folder}

Step 2: Preparing the DHCP Option 66

In order to provision your Polycom SoundPoint 320 or 330 you have to use a DHCP Server offering option 66.

polycom 3 series 2

  1. Open the 3CX Phone System Management Console. Navigate to “Settings” > “Phone Provisioning” and copy the internal provisioning URL.
    screenshot_18
  2. In your DHCP Server, enter the “internal provisioning URL” as option 66 for Server-Scope.

For a detailed step by step guide, read our DHCP Server with Option 66 article.

Step 3: Create a Provisioning File

Each Polycom IP Phone expects a configuration file for its own extension. To create the configuration file:

1. Log into the 3CX Phone System Management Console.

2. Go to the “Extensions” node and create or select the extension that you want to assign to your Polycom SoundPoint.

polycom 3 series 1

3. Click on the “Phone Provisioning” tab and fill in your phone’s MAC Address (located on the back of the phone usually starting with 0004F…).

4. Select a Model from the drop down list.

5. Click “OK” to save, and reboot or start up your Polycom IP Phone.

Step 4: Advanced Configuration Options such as Time Zone, DST and Firmware

The Phone Provisioning node within the 3CX Management Console allows you to configure the Time Zone, DST (Daylight Savings Time) and other options for your Polycom SoundPoint 320, 330 IP Phones. This node also allows you to edit the provisioning templates and include custom configuration options into the templates. For more information on how to do this, read the following guides:

Supported IP Phones


Preferred / Recommended

Supported