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Exam 300-810 topic 1 question 163 discussion

Actual exam question from Cisco's 300-810
Question #: 163
Topic #: 1
[All 300-810 Questions]

A collaboration engineer is troubleshooting MWI issues with Cisco Unity Connection and Cisco UCM. Users report that MWI lights do not work when a new message is received. After doing a packet capture, the engineer notices that Unity Connection sends a SIP Notify to Cisco UCM for MWI. Cisco UCM responds with a SIP 503 Service Unavailable message. Which action resolves the issue?

  • A. Configure the SIP server list on the Cisco Unity Connection port group to match the Cisco UCM device pool settings on the SIP trunk.
  • B. Assign the proper voicemail profile to the directory numbers on Cisco UCM.
  • C. Uncheck “Send Message Counts” on the phone system settings on Cisco Unity Connection.
  • D. Uncheck “Accept unsolicited notifications” on the SIP trunk security profile.
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Suggested Answer: C 🗳️
by spud9000 at April 16, 2024, 3:43 p.m.

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spud9000
6 months, 3 weeks ago
Selected Answer: A
A is the correct answer here "5. Make sure that the order of CUCM servers is correct in port group on CUC. Browse to: Telephony integration >>>> Port group >>>> Edit >>> Servers It should be in accordance with the CM group assigned to the device pool associated with the SIP trunk/Voice Mail ports. [...] If the server list on CUC is not in accordance with the CCM group defined on the trunk then CUCM will send out a 503 service unavailable in response to the Notify from CUC." https://community.cisco.com/t5/collaboration-knowledge-base/understanding-troubleshooting-mwi-on-unity-connection/ta-p/3162948
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