Refer to the exhibit. Users report that when they dial to Cisco Unity Connection from an external network, they cannot enter any digits. Assuming only in-band DTMF is supported, what is a reason for this malfunction? A. The negotiated RTP port is outside of the range described by RFC, so inband DTMFs do not work. B. There is SIP Delayed Offer. DTMF is supported only in Early Offer. C. The rtpmap:0 value for the negotiated codec is marking DTMF as inactive. D. No DTMF is negotiated. Â Suggested Answer: D This question is in 300-815 Implementing Cisco Unified Communications Collaboration (CLACCM) Exam For getting Cisco Certified Network Professional Collaboration (CCNP Collaboration) Certificate Disclaimers: The website is not related to, affiliated with, endorsed or authorized by Cisco. Trademarks, certification & product names are used for reference only and belong to Cisco. The website does not contain actual questions and answers from Cisco's Certification Exam.
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