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Exam 350-801 topic 1 question 89 discussion

Actual exam question from Cisco's 350-801
Question #: 89
Topic #: 1
[All 350-801 Questions]

A Cisco IP Phone 7841 that is registered to a Cisco UCM with default configuration receives a call setup message. Which codec is negotiated when the SDP offer includes this line of text? m=audio 49181 RTP/AVP 0 8 97

  • A. G.711alaw
  • B. iLBC
  • C. G.722
  • D. G.711ulaw
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Suggested Answer: D 🗳️
by skneff at Jan. 13, 2024, 12:08 a.m.

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skneff
Highly Voted 11 months, 1 week ago
Selected Answer: D
D is correct. iLBC uses a dynamic payload and cannot be verified with the limited information provided, G.722 is payload type 9 (not listed). G.711a-law and G.711-ulaw are both acceptable, but G.711a-law is payload type 0, which is listed first, therefore is preferred
upvoted 5 times
kljw5
5 months ago
Correcting your type. G.711u-law is payload type 0 so D is correct
upvoted 1 times
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