ringout api c# soln - not getting authorized
ringout api c# soln - not getting authorized
Then there is nothing related to the ring-out endpoint. You problem is about authentication. What type of authentication is your app and how did you login the app before you call that API?
can you please share your contact number to clarify on this.?
There are lots of similar questions/answers in this forum. Just search for either "error code: OAU-251" or "unauthorized for Grant-type" to find answers.
Using the RingCentral Phone for Desktop, you can dial or receive test calls, send and receive test SMS or Fax messages in your sandbox environment.
Download RingCentral Phone for Desktop:
Tip: switch to the "sandbox mode" before logging in the app:
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