Can I use Asterisk or Issabel as a SIP provider with LiveKit?

This question originally came up in our Slack community and the thread has been consolidated here for long-term reference.

I’m trying to run my Voice AI on telephony, but I can’t use any of the suggested providers due to various constraints.

Is it possible to run an Issabel or Asterisk server and connect it to LiveKit?

Yes, you can set up your Asterisk server as a SIP trunk and it should work similarly to using any of the other SIP providers.

Follow a guide like the Twilio trunk configuration, but substitute your Asterisk server configuration: