Cisco
350-030 · Question #225
Which of the following three messages could be sent by the UAC in response to the 180 Ringing? (Choose three.)
The correct answer is A. PR ACK B. ACK D. CANCEL. See the full explanation below for the reasoning.
Question
Which of the following three messages could be sent by the UAC in response to the 180 Ringing? (Choose three.)
Options
- APR ACK
- BACK
- CBYE
- DCANCEL
- EINVITE
How the community answered
(48 responses)- A75% (36)
- C19% (9)
- E6% (3)
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