Cisco 642-427 Online Practice Questions and Exam Preparation

Cisco 642-427 Online Questions & Answers

• Question 51:

  Which of these is used by the Cisco IP phone to relay to the switch the information regarding how much power is needed?

  A. the Cisco Discovery Protocol
  B. IEEE 802.10 protocol
  C. Cisco IP phones always use a fixed power consumption hased on the resistor, which is specific to the model
  D. The switch model determines how much power is consumed by the different phone models
  A. the Cisco Discovery Protocol

• Question 52:

  When a Cisco Unified Border Element connects two VoIP streams using flow-around media, which of the following options describe the components of the call that flow around and the components that flow through the device?

  A. All security information flows through the Cisco Unified Border Element, and all call signaling and RTP flows around the device.
  B. Call signaling flows through and call media flows around the device.
  C. Call media flows through and call signaling flows around the device.
  D. The initial call-signaling traffic flows through the device to initiate the call and then all subsequent calls flow around the device.
  B. Call signaling flows through and call media flows around the device.

• Question 53:

  Refer to the exhibit

  

  Which statement is true about the Cisco SAF Forwarder configuration on a Cisco Unified Communications Manager Express?

  A. The Cisco Unified Communications Manager Express will not be able to register with the Cisco SAF Forwarder because the service-family external-client configuration is missing.
  B. The Cisco Unified Communications Manager Express will be able to register with the Cisco SAF Forwarder
  C. The QSCC Unified Communications Manager Express will not be able to register with the Cisco SAF Forwarder because the trunk configuration under voice service saf is missing
  D. The Cisco Unified Communications Manager Express will not be able to register with the Cisco SAF Forwarder because call control services not been configured
  E. The Cisco Communications Manager Express will be able to register with the Cisco SAF Forwarder, but an error message will be displayed regarding the missing trunk configuration
  B. The Cisco Unified Communications Manager Express will be able to register with the Cisco SAF Forwarder

• Question 54:

  You have received a trouble ticket from John Doe at extension 2001, which states that he cannot call a new employee who has been assigned extension 2005. When John Doe attempts to call 2005 he hears a message that his call cannot be completed as dialed. What is one possible cause of this issue?

  A. The new employee's phone is not registered with Cisco Unified CallManager due to a physical cable or IP connectivity issue.
  B. John Doe's CSS does not contain the partition assigned to extension 2005.
  C. Extension 2005 was not assigned a partition.
  D. A Cisco Unity voice-mail box has not yet been created for the new employee.
  B. John Doe's CSS does not contain the partition assigned to extension 2005.

• Question 55:

  Refer to the exhibit.

  

  When Alice at extension 2001 places a call to Bob at extension 3001, Bob hears Alice's voice twice. What type of echo is this classified as?

  A. Talker echo.
  B. Listener echo.
  C. Tail circuit echo.
  D. Front end circuit echo.
  B. Listener echo.

• Question 56:

  Refer to the exhibit.

  

  Refer to the exhibit. When a call between two HQ users was being conferenced with a remote user at the BR site, the conference failed. Which configuration would be needed to solve the problem?

  A. The BR_MRG must contain the transcoder device. The BR_MRGL must be assigned to the BR phones.
  B. The HQ_MRG must contain the transcoder device. The HQ_MRGL must be assigned to the HQ phones.
  C. A transcoder should be configured at the remote site and assigned to all remote phones through the BR_MRGL.
  D. The HQ_MRG must contain the transcoder device. The HQ_MRGL must be assigned to the software conference bridge.
  E. Enable the software conference bridge to support G.711 and G.729 codecs in Cisco Unified Communications Manager service parameters.
  D. The HQ_MRG must contain the transcoder device. The HQ_MRGL must be assigned to the software conference bridge.

• Question 57:

  You have received a trouble ticket stating that when callers dial the internal Help Desk queue at extension 2300, they hear a message that their calls cannot be completed as dialed. Which two issues could cause this problem? (Choose two.)

  A. There are no agents logged in to the Help Desk queue.
  B. The script associated with the Help Desk queue is corrupt.
  C. There is a connectivity issue between Cisco Unified CallManager and the Cisco Unified Contact Center Express server.
  D. The route point for 2300 has been modified or deleted in Cisco Unified CallManager, resulting in a synchronization issue.
  E. The CSS of the route point for 2300 is incorrect.
  C. There is a connectivity issue between Cisco Unified CallManager and the Cisco Unified Contact Center Express server.
  D. The route point for 2300 has been modified or deleted in Cisco Unified CallManager, resulting in a synchronization issue.

• Question 58:

  Refer to the exhibits.

  

  The HG_MRG that is shown in the exhibit is assigned to an MRGL, which is configured at the HQ phones. A call exists between two HQ phones that use G.711 codec. When one of the HQ users attempts to conference a BR phone across the

  WAN, the conference fails.

  The SDI trace shows an error "No transcoder device configured."

  Which statement indicates the correct resolution or reason for the issue?

  

  

  D:\job\TestKing\Cisco\642-427\HYPERLINK

  

  A. The BR phone does not have access to the HO_Conf bridge
  B. The BR phone does not have access to the CFB_2 bridge
  C. The BR phone does not have access to a transcoder
  D. The CFB_2 bridge should be removed from the HQ_MRG and assigned to an MRG that is not assigned to an MRGL
  E. The CFB_2 bridge should be listed last in the HO_MRG
  E. The CFB_2 bridge should be listed last in the HO_MRG

• Question 59:

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

• Question 60:

  A company has migrated to a Cisco Unified CallManager IP Telephony system and is now replacing the existing voice-mail system with a Cisco Unity voice-mail system. A small group of users has been established to test the new voice mail system. The users were able to initialize their mailboxes and record greetings; however, during testing the callers were sometimes unable to leave voice-mail messages for Cisco Unity users.

  Which two issues could cause this problem? (Choose two.)

  A. There is a mismatch in the number of ports configured in Cisco Unified CallManager and Cisco Unity.
  B. There is a mismatch in the MWI on/off numbers configured in Cisco Unified CallManager and Cisco Unity.
  C. The call transfer call handlers are not configured correctly.
  D. Cisco Unity is in a G.729 region and has not been configured to support G.729.
  E. The hunt group is hunting to Cisco Unity ports that have been dedicated for message notification.
  B. There is a mismatch in the MWI on/off numbers configured in Cisco Unified CallManager and Cisco Unity.
  E. The hunt group is hunting to Cisco Unity ports that have been dedicated for message notification.