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This scenario assumes that the ringing service has been enabled for user A, numbers of users B and C are configured as the sequential numbers of user A, and user D is another user.
1.User D makes a call to user A.
2.If user A does not answer the call within 20 seconds, user A's phone stops ringing, and user B's phone rings.
3.If user B does not answer the call within 20 seconds, user B's phone stops ringing, and user C's phone rings.
4.User C picks up the phone and talks with user D.
If user A answers the call within 20 seconds, user B's phone does not ring. If user B answers the call within 20 seconds, user C's phone does not ring.
Parent Topic: Sequential Ringing