Cisco 642-427 Online Practice Questions and Exam Preparation

Cisco 642-427 Online Questions & Answers

• Question 171:

  Refer to the exhibit.

  

  When the WAN link to headquarters fails, branch users report that their audio volume is acceptable but they experience excessive echo when they call long- distance numbers to remote PBX phones. Which troubleshooting step reduces echo best?

  A. Add the command input gain 3 on voice-port 0/0/0:23.
  B. Add the command output attenuation 3 on voice-port 0/0/0:23.
  C. Apply QoS on voice-port 0/0/0:23 by adding the command service-policy output priority.
  D. Apply QoS on voice-port 0/0/0:23 by adding the command service-policy output voice.
  B. Add the command output attenuation 3 on voice-port 0/0/0:23.

• Question 172:

  Refer to the exhibit. Click the Voice Gateway for the BR2 location to view the output from the debug voice ccapi inout command and click on 10.1.5.10 to view and search the trace file output. Output can be searched by entering a string in the Search box and click the find button. Click the X to return to the item.

  A trunk has been configured between the Cisco Unified CallManager cluster 10.1.5.10 and a CME at 10.3.130.1. During testing you find that calls cannot be completed when dialing fron ext. 2001 to ext. 4001 or from ext. 4001 to ext. 2001.

  What is the issue that is preventing calls from being completed in either direction?

  Hot Area:

  

  

• Question 173:

  Which log file contains call-processing information from services such as Cisco Unified CallManager and Cisco Unified CallManager CTI Manager?

  A. CTI trace
  B. SDI trace
  C. CDROnDemand
  D. SDL trace
  D. SDL trace

• Question 174:

  Which issue would cause an MGCP gateway to fail to register with Cisco Unified Communications Manager?

  A. missing the configuration command isdn bind-13 ccm-manager under the ISDN interface
  B. mismatched domain name on the MGCP gateway and Cisco Unified Communications Manager gateway configuration
  C. misconfigured route group in Cisco Unified Communications Manager
  D. incorrect MGCP IP address specified in the gateway configuration in Cisco Unified Communications Manager
  B. mismatched domain name on the MGCP gateway and Cisco Unified Communications Manager gateway configuration

• Question 175:

  Which method can be used to correct database replication issues in a cluster running Cisco Unified CallManager 5.0?

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

• Question 176:

  Refer to the exhibit.

  

  Assume a centralized Cisco Unified Communications Manager topology with the headquarters at RTP and remote located at the U.K. All route patterns are assigned a route list that contains a route group pointing to the local gateway. RTP

  route patterns use the RTP gateway, and U.K. route patterns use the K. gateway.

  When a U.K. user logs into an RTP phone using the Cisco Extension Mobility feature and places an emergency call to 0000, which statement about the emergency call is true?

  A. The call will match the U.K_Emergency route pattern partition and will egress at the RTP gateway.
  B. The call will match the U.K_Emergency route pattern partition and will egress at the U.K. gateway.
  C. The call will match the RTP_Emergency route pattern partition and will egress at the RTP gateway.
  D. The call will match the RTP_Emergency route pattern partition and will egress at the U.K. gateway.
  E. The call will fail.
  B. The call will match the U.K_Emergency route pattern partition and will egress at the U.K. gateway.

• Question 177:

  Refer to the topology exhibit.

  

  When the Cisco Unified Communications Manager at the BR1 site loses connectivity to the SAF network, the call to extension 3001 fails to reroute via the PSTN.

  Examine the SDI trace in the exhibit.

  What is the most likely cause of the failure?

  

  

  A. The full E.164 number for extension 3001 could not be constructed.
  B. The Cisco Unified Communications Manager at the HQ site was unable to determine the ToDlD number to extension 3001.
  C. The calling phone line CSS does not have access to the V route pattern.
  D. CCD requesting service does not have the correct partition configured for CCD learned patterns
  E. The AAR CSS for the HQ phone does not have access to the \\ route pattern.
  E. The AAR CSS for the HQ phone does not have access to the \\ route pattern.

• Question 178:

  Which voice translation rule will expand extensions that are in the 3000-3999 range to a 10-digit number?

  A. /^...\(... .$\)/^1/
  B. /3...//4085553/
  C. /^3...\(... .$\)//408555\1/
  D. /^3...\(... .$\)//408555\
  E. /^3...$//408555and/
  C. /^3...\(... .$\)//408555\1/

• Question 179:

  A junior engineer has attempted to configure an MGCP gateway to register with a Cisco Unified Communications Manager cluster. Which troubleshooting approach is most relevant to achieving MGCP gateway registration with the Cisco Unified CM cluster?

  A. Make the gateway hostname match the MGCP gateway name in Cisco Unified CM.
  B. Create a VoIP dial peer on the MGCP gateway to point to the Cisco Unified CM cluster.
  C. Remove all H.323-related commands on the MGCP gateway.
  D. Remove all gatekeeper-related commands on the MGCP gateway.
  A. Make the gateway hostname match the MGCP gateway name in Cisco Unified CM.

• Question 180:

  Which two statements indicate something that can cause an IP phone to fail roaming when device mobility has been configured? (Choose two)

  A. Device Mobility Mode is set to Off in the Cisco Unified Communications Manager service parameters while the device mobility configuration on the phone is set to default.
  B. No device mobility groups have been configured.
  C. No locations have been configured and assigned to the device pools.
  D. No physical locations have been configured and assigned to the device pools.
  E. No device mobility-related information settings were configured under the device pools.
  A. Device Mobility Mode is set to Off in the Cisco Unified Communications Manager service parameters while the device mobility configuration on the phone is set to default.
  D. No physical locations have been configured and assigned to the device pools.