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

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Cisco 642-427 Exam Syllabus Topics:

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

Question 1

HOTSPOT

Question 2

Refer to Exhibit.

When the user tried to configure the command maximum session 5 under the dspfarm profile 1, the error shown in the exhibit was reported. Which course of action will resolve this issue?

A. The Command dsp service dspfarm must be configured under the voice-card configuration.
B. The maximum conference-participants value must be configured > 0.
C. Ensure that the conference bridge is not registered in Cisco Unified Communications Manager.
D. Configure the dspfarm all command under the voice card.

Question 3

A network sniffer is implemented to troubleshoot call setup failures. Initially, the sniffer is able to see only traffic sent to and from the computer that is running the sniffer.
Which two solutions allow the sniffer to see H.323 call setup traffic to and from different devices other than the computer that is running the sniffer. (Choose two.)

A. Configure the H.323 gateway to have an extra stream of the H.323 call setup packets sent over multiple hops to the computer that is running the sniffer.
B. Configure the SPAN to have an extra stream of the H.323 call setup packets sent to a different switch port to the computer that is running the sniffer.
C. Configure Cisco Unified Communications Manager to redirect the H.323 call setup packets to the computer that is running the sniffer.
D. Configure the ERSPAN to have an extra stream of the H.323 call setup packets sent over multiple hops to the computer that is running the sniffer.

Question 4

Refer to the exhibit.

HQ_MRGL is assigned to the HQ IP phones. BR_MRPGL is assigned to the BR IP phones. The remote site BR IP phones only support G711 codec. When a call is placed from HQ phone, the call fails. Which statement indicates how this issue is resolved?

A. The Transcoder should be assigned to its own MRG, which should then be assigned to the default device pool at HQ.
B. A Transcoder is not needed. The HQ phones will automatically change over to G 711 codec.
C. Configure the Transcoder at the BR site and assign it to BR_MRG
D. Configure the Transcoder at the HQ site and assign it to HQ_MRG

Question 5

How does LLQ ensure that voice traffic is always expedited?

A. The LLQ strict priority queue allows delay-sensitive data such as voice to be dequeued and sent first (before packets in order queue are dequeued), giving delay sensitive data preferential treatment over other traffic.
B. The strict priority queue has a higher weight than the queues in CBWFQ. This weight allows the delay sensitive data such as voice to be dequeued and sent first.
C. LLQ uses CBWFQ to prioritize voice traffic and dequeue the voice packets so that they can be handled first.
D. LLQ adds a strict priority class to CBWQF. The class allows delay-sensitive data such as voice to be dequeued and sent first.

Solutions: