Antel SIP TRUNK

[comtech]

You could reenable CHANSIP and the config could likely work.

Enable Chan SIP on Freepbx 16

Not recommended, but if you need to absolutely must enable it, you can do so in Settings, Advanced Settings: [image] You will need to restart asterisk after it’s configured.

Since CHANSIP is depreciated it might be worth it to try to move to the standard of PJSIP:

PJSIP Trunk Setup - FreePBX / Endpoints - FreePBX Community Forums