Quote:
Originally Posted by DracoFelis
That's easy. Just send the call to an invalid (improperly formatted for the service) phone number, on any service reachable via SIP Broker, and the party will likely get a "busy".
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I would've thought this would return a 403 Forbidden response, despite the end-user's phone getting an engaged tone. To work with e164.org, to my understanding, it needs to be a true busy response (i.e. SIP response 486 Busy).