I use Okta to access Ringcentral portal. I'm trying to setup authentication to query the API but I'm did not find clear information on how to do it.
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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