How to create a SIP trunk to/from Spoke Phone

Creating a SIP trunk

  • Login to your Spoke Phone portal.
  • Go to other > SIP trunks > add SIP trunk.


  • Trunk name: It's a good idea to name the trunk for the PBX, contact center, or infrastructure you are connecting to. E.g. "Cisco Melbourne office".
  • Spoke Phone SIP trunk region: Select the region closes (geographically) to your infrastructure
  • Click next, and you are done.

The SIP Trunk is created and will display the authentication and IP addresses that you need to configure your PBX/contact center.

  • Copy down the authentication, IP addresses, and other information provided.


Using your SIP domain

The SIP domain we provide you will follow this pattern:

Appending the destination to the SIP domain

In order to send the call to the correct user, device, or call group, you will append the extension number to the SIP domain to create your SIP Invite.

Spoke Phone issues extension numbers to users, devices, and call/hunt groups. You can see and edit your list of extensions in the Spoke Account portal.

You simply append the extension number to the SIP Domain like this:


so if the extension number is 200, then:


So if the SIP domain we provide you is:

And the Spoke Phone extension you want to send calls to is 200, then the SIP address to forward calls to will look like this:
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