To set up SIP on a Djezzy-connected device, you usually need to configure the following:

Provided by your specific VoIP provider (e.g., a local PBX or a cloud service like Yeastar).

Requires professional knowledge to avoid "calling issues" or security risks. Yeastar .

Set to djezzy.internet for standard data access. M2MSupport .

For verified enterprise SIP trunk setup, contact the Djezzy Business division directly through their Official Website . To help you find exactly what you need, could you clarify: Are you trying to set up a SIP Trunk for a business PBX? What hardware (router, PBX, or phone) are you using?