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Exam 300-815 topic 1 question 81 discussion

Actual exam question from Cisco's 300-815
Question #: 81
Topic #: 1
[All 300-815 Questions]

When a third-party SIP Phone System is dialed inbound across a Cisco Unified Border Element, DTMF is failing. The third-party vendor accepts only out-of-band DTMF. Which configuration should be added to the outgoing dial peer to resolve this issue?

  • A. dtmf-relay rtp-nte
  • B. dtmf-relay cisco-rtp
  • C. dtmf-relay h245-signal
  • D. dtmf-relay sip-kpml
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Suggested Answer: D 🗳️
by MaxG at Aug. 17, 2023, 7:53 p.m.

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MaxG
Highly Voted 1 year, 3 months ago
Selected Answer: D
We are talking about a SIP Phone System, so the answer cannot be C. "dtmf-relay sip-kpml" is the only option.
upvoted 5 times
729edae
7 months, 2 weeks ago
You are correct! I would really be looking for dtmf-relay sip-notify here as its "Third Party" as well.
upvoted 1 times
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C (25%)
B (20%)
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