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Refer to the Exhibit

Question 38

Multiple Choice

  Refer to the exhibit. When a UC Administrator is troubleshooting DTMF negotiated by this SIP INVITE, which two messages should be examined next to further troubleshoot the issue? (Choose two.)  A)  REGISTER B)  UPDATE C)  PRACK D)  NOTIFY E)  SUBSCRIBE Refer to the exhibit. When a UC Administrator is troubleshooting DTMF negotiated by this SIP INVITE, which two messages should be examined next to further troubleshoot the issue? (Choose two.)


A) REGISTER
B) UPDATE
C) PRACK
D) NOTIFY
E) SUBSCRIBE

Correct Answer:

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