Learning Hub / Tutorials / Ubiquiti Unifi / SIP Trunk Setup (v2.1)FAQs

Tutorials: SIP Trunk Setup (v2.1)

Learn how to set up a Voxtelesys SIP Trunk in Unifi Talk!

Last Updated: 6/17/2025

unifi login

Enter your log in information.

Unifi talk button



Click on the "Unifi Talk" button.

systems tab under the settings gear icon

Select the "Settings" icon, then click on the "System" tab.

add third-party SIP provider button

Click on the "Add Third-Party SIP Provider" button.

provider name field



Enter the following:

  • Provider Name: Voxtelesys

Press the "Add Field" button to add custom fields.

image of add fields box with custom fields



Add the following custom fields:

proxy
realm
password
register
username
sip_cid_type
retry_seconds
expire-seconds
custom field filled out with information

Enter the following:

  • proxy: Retrieve the proxy from Voxtelesys. The proxy and realm address should be the same.
  • realm: Retrieve the domain from Voxtelesys. The proxy and realm address should be the same.
  • password: Obtain the password from Voxtelesys.
  • register: Type in "true" in this field.
  • username: Get the authorization/username from Voxtelesys.
  • sip_cid_type: Enter "rpd" in this field.
  • retry_seconds: 30
  • expire-seconds: 120

select countries button


Press the "Select Countries" button.

select destination country drop down menu

Select the United States and Canada from the drop-down menu.

destination countries configuration



Configuration should look like this:

DID numbers fields to manually import numbers or auto import numbers



Add numbers manually by typing them in or press the "Import Numbers with .TXT File" button.

information icon
Important Note:
Please note these configuration settings can change, so we recommend contacting Voxtelesys Support. However, we will keep this guide up-to-date, please use below IPs.

IP address ranges

Updated IP ranges: 3/01/2024

  • 23.155.16.0/24
  • 23.155.17.0/24
  • 23.155.18.0/24
  • 23.247.232.0/22
  • 216.52.108.0/22

Press the "Apply Changes" button when you are finished.

status of voxtelesys as SIP trunk provider enabled under SIP providers

Verify Voxtelesys is your SIP Trunk Provider and its status is enabled.

Learning Hub / Tutorials / Ubiquiti Unifi / SIP Trunk Setup (v2.1)FAQs