Make call failed with call control callout API

[jarvislin94]

How to reproduce

1. using call out API to make an outbound call and pass a webphone sip device id;
   (https://developers.ringcentral.com/api-reference/Call-Control/createCallOutCallSession)

Expect behavior

1. call out successful

Actually behavior

1. callout API request successful but call will not be connected, the callee will not receive the incoming call. only ringing about 3 seconds at caller's device.
   the webphone library will throw an error like follow.

webphone error:

callout request header:

callout resonse:

hi guys, could you help to confirm if this issue should be fixed at your side? I also created a bug ticket to PLA telephony team and waiting for reply.

Thanks

[vyshakhbabji]

Can you check the Sip invite headers and compare against the webphones regular sip headers and check what is missing? @JackZong