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

1. If you need to avoid choppy speech, what is the maximum tolerable round-trip delay between two VoIP endpoints?

A) 200 ms
B) 300 ms
C) 500 ms
D) 400 ms
E) 800 ms
F) 100 ms

2. After a successful login using Cisco Extension Mobility, an IP phone performs a restart followed by a reset.
What can cause this issue?

A) The phone model to which the user logged in is a different model than the model that is configured in the user device profile.
B) The user device profile and the phone that is used for the Cisco Extension Mobility log in do not use the same phone protocol.
C) The locale that is configured on the phone is different than the locale that is configured in the user device profile.
D) The security profile that is specified in the user device profile does not match the security profile for the phone where the user logged in.

3. Three calls can successfully be made across a WAN link. When a fourth call is made, the quality of all four calls degrades. Which QoS mechanism can help avoid this problem?

A) LLQ
B) FRF.12
C) CAC
D) LFI
E) priority queuing

4. You have been advised by a TAC engineer to update the firmware of your Cisco IP Phones in your Cisco Unified Communications Manager cluster. You must update just one test phone initially in production to test the new firmware before you update the other production phones.
Which action allows this process without any down time to the other production phones?

A) Modify the DHCP server to make a new scope that includes only the new test phone.
B) Initialize a separate Cisco Unified Communications Manager Express device and use the built-in TFTP server to update the test phone with the same firmware on the Cisco Unified CM cluster.
C) Initialize a TFTP server outside the Cisco Unified CM cluster to replicate the new firmware from the Cisco Unified CM cluster to the test phone.
D) Install the new firmware in the TFTP server, keep the current load in the device defaults, and modify the phone load name in the phone configuration to use the recommended firmware version.

5. You have received a trouble ticket stating that the MWI light is not coming on for a group of users. Further investigation reveals that the affected users are connected to the same subscriber in the cluster. Users that are connected to other subscribers in the same cluster are not experiencing this issue.
What is causing this problem?

A) The MWI numbers for this subscriber have been changed.
B) Database replication has an error or has failed.
C) The Cisco Unity voice-mail services need to be restarted for the subscriber so all the users will receive proper MWI message indication.
D) The voice-mail ports assigned to the subscriber are down.

Solutions: