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Cisco 642-427 Exam Syllabus Topics:

Cisco Troubleshooting Cisco Unified Communications v8.0 (TVOICE v8.0) Sample Questions:

1. Nine users in a branch office frequently have audio conferences with each other and their clients who call in from the PSTN. They frequently report poor audio quality during conference calls. A 500 kb/s WAN link connects the branch office and headquarters, which hosts the Cisco Unified Communications Manager cluster.
Which troubleshooting solution most directly improves their audio quality during conference calls?

A) Enable software conferencing in headquarters internal to Cisco Unified CM.
B) Enable hardware conferencing on the headquarters router and integrate with Cisco Unified CM.
C) Enable LLQ on the branch router and the headquarters router.
D) Enable hardware conferencing on the branch router and integrate with Cisco Unified CM.

2. You have a Cisco Unified Communications Manager cluster with four servers that are integrated with two Cisco Unity Connection servers and two Cisco Unified Contact Center Express servers. Some of the Cisco IP Phones are not implementing configuration changes that you assign to them.
Which troubleshooting approach can you implement to have the Cisco IP Phones accept all configuration changes?

A) Synchronize the database between Cisco Unity Connection and of Cisco Unified Communications Manager.
B) Synchronize the database between Cisco Unified Contact Center Express and Cisco Unified Communications Manager.
C) Synchronize the database between the Publisher and the Subscriber of Cisco Unified Communications Manager.
D) Synchronize the databases in Cisco Unity Connection and Cisco Unified Contact Center Express.

3. Which information can be used to troubleshoot dropped calls?

A) system logs
B) Call Manager traces
C) Cisco Discovery Protocol neighbor output
D) switch port configurations

4. Which statement explains why you hear an engaged or busy tone when you press the "meet me" function and dial the allocated DN numbers?

A) Not enough DSPs are available.
B) The conference bridge is not configured.
C) Codecs are not the same in all regions.
D) The conference bridge must be rebooted.

5. Refer to the exhibit.

Which course of action will resolve the Mobile Connect issues that are shown in the exhibit?

A) Enable the user Cisco Mobile Connect
B) Configure the Mobility softkey on the phone.
C) Make the user an owner of the phone device in phone device configuration page.
D) Enable the device mobility mode on the phone since it is disable.

Solutions: