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Mario Nanni asked ·

Toll Free SMS - Error Codes?

Hi, I used the Toll Free SMS App. After I sent some SMS, in the report, I got some that were not delivered and it gave me different error codes. Where can I find these codes definitions?

SMS-CAR-400

SMS-CAR-411

SMS-CAR-431

SMS-CAR-500

sending sms
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Phong Vu answered ·
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Developer sandbox tools

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:

  • On MacOS: press "fn + command + f2" keys
  • On Windows: press "Ctrl + F2" keys