If there are multiple extensions apart from main line, how to configure all the extensions so that those can make outbound calls outside RC numbers and extensions?
You need to attach a digital lines to each extensions gor making and receiving calls
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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