Cisco 642-426 Exam - Certifyme.com

Free 642-426 Sample Questions:

1. Your Cisco Unified CallManager 5.0 cluster is using your corporate Windows 2003 Active Directory for user information. Over the weekend you updated the Windows 2003 Active Directory Server and added a small group of new users. Cisco Unified CallManager is configured to synchronize with the Active Directory server every 8 hours and it has been 32 hours since the last successful synchronization. The configuration on Cisco Unified CallManager did not change during the Active Directory server upgrade and the remainder of the Windows network is functioning properly.
What are two possible causes of this synchronization issue? (Choose two.)
A. The synchronization on the AD server was set to manual.
B. The domain controllers are down.
C. There is a username and or password mismatch between the Cisco Unified CallManager cluster and the Windows AD server.
D. Authorization has not been configured for a third party LDAP service.
E. The LMHOSTS file has been corrupted.
Answer: B, C

2. 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.
Answer: C, D

3. When using trace output to troubleshoot a Cisco Unified CallManager 5.0 problem, how can you collect and view the trace files?
A. Download the RTMT plug-in from the Cisco Unified CallManager Serviceability page to view the preconfigured trace files.
B. Configure the proper trace settings on the Cisco Unified CallManager Serviceability page and then use the embedded RTMT tool to view the trace files.
C. Configure the proper alarms and traces on the Cisco Unified CallManager Administration page and view the output with the RTMT plug-in.
D. Configure the proper trace settings on the Cisco Unified CallManager Serviceability page and download the RTMT plug-in from the CallManager Administration page to view the trace output.
Answer: D

4. Which type of echo is found mostly on tail circuits and is due to reflection that causes the Tx signal to appear on the Rx signal?
A. Hybrid echo
B. Talker echo
C. Listener echo
D. Tail-end echo
Answer: B

5. Your Cisco Unified CallManager 5.0 cluster has just started to use a third-party LDAP service. Users complain that they are unable to make changes to their passwords in their Cisco Unified CallManager user web pages. How should you resolve this problem?
A. Restart the phones that are having problems to reinitialize the LDAP database.
B. Have the users make changes to their passwords in the LDAP database.
C. Configure automatic synchronization of the LDAP database.
D. Change the passwords on the IP phone screen using the TUI.
Answer: B

6. You have received a trouble ticket stating that an IP phone is not working. When asked, the user informs you the phone is displaying the message "Registration rejected." Which two issues are possible causes of this problem? (Choose two.)
A. The IP phone is not getting an IP address.
B. The IP phone's primary Cisco Unified CallManager has a database replication issue.
C. The primary Cisco Unified CallManager is unavailable and the CallManager group assigned to the IP phone does not include a secondary CallManager.
D. The IP phone has not been defined in Cisco Unified CallManager.
E. The IP phone is not associated with a valid user profile.
Answer: B, D

7. What happens if CDP is not enabled on a switch port to which an IP phone is connected?
A. The phone is unable to acquire an IP address.
B. The phone cannot get its VLAN ID assignments.
C. The phone cannot learn the address of the TFTP server.
D. The switch will put the port into the errDisable state until CDP is enabled.
Answer: B

8. LSC validation is failing on a new SCCP IP phone you have just added to the Cisco Unified CallManager 5.0 cluster. No other IP phones are experiencing any problems with LSC validation. What can you do to help pinpoint the problem?
A. View the SDI trace output.
B. Check for security alarms.
C. Use the security configuration menu on the IP phone to verify that an LSC has been downloaded to the IP phone.
D. Verify that the authentication string is correct in the Cisco Unified CallManager device configuration screen.
Answer: C

9. 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
Answer: B

10. You have received a trouble ticket from a user who could not leave a message for John Doe at extension 2001. The user stated that when the call was forwarded to voice-mail, the Cisco Unity opening greeting was played instead of John Doe's greeting. Which three issues could cause this problem? (Choose three.)
A. The exchange server was down and Cisco Unity was operating in UMR mode.
B. A Cisco Unity call routing rule was added that prevented the Attempt Forward rule from being applied to the call.
C. The voice-mail port used was configured only for Message Notification and MWI Outdial.
D. Extension 2001 was not configured with the correct voice-mail profile.
E. John Doe's mailbox does not have the correct extension configured in Cisco Unity.
F. A translation pattern modified the redirecting number.
Answer: B, D, E

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