Question 46 of 147 from exam CLCOR: Implementing and Operating Cisco Collaboration Core Technologies

Question 46 of 147 from exam CLCOR: Implementing and Operating Cisco Collaboration Core Technologies

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INVITE sip:1@10.10.10.219;user=phone SIP/2.0 Via: SIP/2.0/TCP 10.10.10.84:50083 ;branch=z9hG4bK471d£613 From: “1234 - My Phone” <sip:1234@10.10.10.219>;tag-381claba7a78002c558eda31-12b8af63 To: <sip:1@10.10.10.219> Call-ID: 381claba-7a78000d-4ca6894a-41dd3e0£210.10.10.84 Max-Forwards: 70 CSeq: 101 INVITE Contact: <sip:1234@10.10.10.84:50083;transport=tep> Allow: ACK,BYE, CANCEL, INVITE , NOTIFY , OPTIONS , REFER, REGISTER, UPDATE , SUBSCRIBE , INFO Allow-Events: kpml,dialog Content-Type: application/sdp Content-Length: 658 v=0 0=Cisco-SIPUA 26529 0 IN IP4 10.10.10.84 s=SIP Call b=as: 4064 =0 0 m=audio 32136 RTP/AVP 114 9 124 113 115 0 8 116 18 c=IN IP4 10.10.10.84 beTIAS : 64000 a=rtpmap:114 opus/48000/2 asfmtp:114 maxplaybackrate=16000 ; sprop-maxcapturerate=16000 ;maxaveragebitrate-64000 ; stereo=0 ; sprop- stereo=0 ;usedtx=0 a=rtpmap:9 6722/8000 a-rtpmap:124 ISAC/16000 a-rtpmap:113 AMR-WB/16000 a-fmtp:113 octet-align=0 ,mode-change-capability=2 a-rtpmap:115 AMR-WB/16000 a-fmtp:115 octet-align=1,mode-change-capability=2 a=rtpmap:0 PCMU/8000 a-rtpmap:8 PCMA/8000 a-rtpmap:116 iLBC/8000 a-fmtp:116 mode=20 a-rtpmap:18 6729/8000 a-fmtp:18 annexb=yes azsendrecv

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.)

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Explanations

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A. B. C. D. E.

DE.

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