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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 and V14.

This is an image of a Polycom SoundPoint IP phone

Check out these provisioning guides for the Polycom SoundPoint 321, 331, 335, 450, 550, 560, 650, 670 and Polycom SoundStation 5000, 6000, 7000 IP conference phones.

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\Instance1\Data\Http\Interface\provisioning\{Random 10 Digit Folder}

Step 2: Insert the provisioning link using DHCP Option 66

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

  1. Click on the “System Status” tab and copy the “Internal Provisioning URL”  as that will be used in the next step. In Split-DNS installation only one URL will be displayed and can be used for both internal or external phones. 14sp3-prov-url
  2. In your DHCP Server, enter the “internal provisioning URL” as option 66 for Server-Scope. image

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

Step 3: Configure 3CX

  1. Log in to your 3CX Management Console.
  2. Go to the extensions node and create or select the extension that you want to assign to your Polycom SoundPoint 320, 330 IP Phone.
  3. Click on the Phone provisioning tab and fill in your phone’s MAC Address. You can find the Mac Address of your Polycom SoundPoint 320, 330 by turning the phone over and looking at the MAC sticker on the back. Select a Model from the drop down list  (according to which one you are configuring).
    polycom local prov
  4. Click “OK” to save, and reboot or start up your Polycom SoundPoint 320, 330 IP Phone.

Once your Polycom SoundPoint 320, 330 IP Phones reboots it will be provisioned and connected to 3CX Phone System.

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: