Cisco 642-427 Exam : Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0)

Cisco 642-427 exam
  • Exam Code: 642-427
  • Exam Name: Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0)
  • Updated: May 28, 2026
  • Q & A: 301 Questions and Answers
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Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) Sample Questions:

1. You have configured an ISR at a branch office to register as an Enhanced IOS media resource providing transcoding services. The transcoder has not been placed into a media resource group. Which statement best describes which devices will be able to utilize this transcoder?

A) No devices will be able to utilize the transcoder until it is placed in a media resource group.
B) Only devices configured to use G.729 will be able to utilize the transcoder.
C) Only devices at the branch office will be able to utilize the transcoder.
D) Only devices that have not been assigned an MRGL will be able to utilize the transcoder.
E) All devices will be able to utilize the transcoder.


2. In Cisco Unified Communications Manager (CUCM), you have three Service Advertisement Framework (SAF) forwarders configured, what happens when the primary and the backup SAF forwarders fail?

A) Primary and backup SAF forwarders are re-initated automatically.
B) The third SAF forwarder automatically becomes the primary SAF forwarder.
C) CUCM tries to reconfigure the existing primary and backup SAF forwarders.
D) CUCM continues to work without connecting to the third SAF forwarder.
E) You will need to designate another primary SAF forwarder.
F) TCP timer continues to initiate connection with the primary and backup SAF forwarders.


3. DRAG DROP


4. Refer to the exhibit.

The Cisco Unified Communications Manager server 10.10.10.100 is not showing the conference bridge registered. A second server 10.10.10.101 exists in the Cisco Unified CM cluster.
Which option is the most important gateway change needed to register the hardware conference bridge with the Cisco Unified Communications Manager cluster?

A) Add the command sccp.
B) Create a VoIP dial peer from the gateway to the Cisco Unified Communications Manager server of 10.10.10.100.
C) Add the command sip.
D) Add the command sccp ccm 10.10.10.101 identifier 2 version 5.0.1.


5. Which method can be used to correct database replication issues in a cluster running Cisco Unified CallManager 5.0?
Select the best response.

A) Execute the dblhelper utility on the publisher.
B) Use the SQL Server Enterprise Manager application to recreate the database subscription.
C) Use the Informix database utility to recreate the database subscription.
D) Run the Cisco Unified CallManager BARS utility to restore the database to the subscriber.
E) Enter the utils dbreplication repair command at the command-line prompt.


Solutions:

Question # 1
Answer: E
Question # 2
Answer: D
Question # 3
Answer: Only visible for members
Question # 4
Answer: A
Question # 5
Answer: E

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