pass4sure ccvp 642-425 v2.30

IP Communications IP Telephony Troubleshooting : 642-425 Exam

Exam Number/Code: 642-425
Exam Name: IP Communications IP Telephony Troubleshooting
VUE Code: 642-425
Questions Type: Single choice, Multiple choice, Simulate,
Real Exam Question Numbers: 50-60 questions
Exam Language(s): English

“IP Communications IP Telephony Troubleshooting”, also known as 642-425 exam, is a Cisco certification.
Preparing for the 642-425 exam? Searching 642-425 Test Questions, 642-425 Practice Exam, 642-425 Dumps?

With the complete collection of questions and answers, Pass4sure has assembled to take you through 54 Q&As to your 642-425 Exam preparation. In the 642-425 exam resources, you will cover every field and category in IP Communications helping to ready you for your successful Cisco Certification. The Cisco IP Telephony Troubleshooting exam will certify that the successful candidate has important knowledge and skills necessary to troubleshoot Enterprise CallManager, Unity, and IP network deployments. The IP Telephony Troubleshooting exam is one of two exams in a curriculum that addresses both design/planning practices and hands-on experience in configuring, deploying, and troubleshooting AVVID solutions.
642-425 IPTT
IP Telephony Troubleshooting Exam
Last day to test 10/02/07
Exam Number: 642-425
Associated Certifications: CCVP, and IP Telephony Operations Specialist
Duration: 90 minutes (50-60 questions)
Available Languages: English
Click Here to Register: Pearson VUE
Exam Policies: Read current policies and requirements
Exam Tutorial: Review type of exam questions

Exam Description Exam Topics Recommended Training Additional Resources
Exam Description

The Cisco IP Telephony Troubleshooting exam will certify that the successful candidate has important knowledge and skills necessary to troubleshoot Enterprise CallManager, Unity, and IP network deployments. The IP Telephony Troubleshooting exam is one of two exams in a curriculum that addresses both design/planning practices and hands-on experience in configuring, deploying, and troubleshooting AVVID solutions.
Exam Topics

The following information provides general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam.
Describe effective troubleshooting methods to resolve issues in complex IP Telephony networks

* Identify general converged network problems and issues
* Perform a baseline analysis and document existing infrastructure using Cisco recommended methodologies
* Create a troubleshooting strategy that follows Cisco recommended methodologies
* Use Cisco TAC as a troubleshooting and escalation tool

Troubleshoot common CallManager configuration, integration and operations problems

* Troubleshoot common call setup problems with both voice and video calls
* Troubleshoot complex CallManager problems using system trace files
* Troubleshoot and resolve Cisco CallManager dial-plan issues including CSS, Partitions, and translation patterns
* Troubleshoot and resolve problems with media resources including MOH and conferencing
* Identify CTI components and troubleshoot problems related to CTI

Troubleshoot Cisco AVVID and server components using the appropriate utilities and management tools

* Demonstrate the use of the Cisco CallManager Serviceability tools to troubleshoot IPT problems

Troubleshoot common router, switch and gateway configuration, integration and operation issues and problems

* Determine the effect of Layer 2 configuration errors on an IPT network operation
* Determine the effect of Layer 3 configuration errors on an IPT network operation
* Troubleshoot and resolve problems with Gateway operation

Use appropriate troubleshooting methods to determine and solve QoS issues in complex IP Telephony networks

* Determine the QoS policies in effect in an established network
* Describe the various QoS methods available and their effect on network traffic flows
* Identify common problems associated with voice echo

Troubleshoot common Unity configuration, integration and operation issues and problems

* Troubleshoot and resolve message delivery problems
* Describe disaster recovery tools
* Troubleshoot and resolve MWI problems
* Troubleshoot and resolve Voice Mail port problems

1.Which Unity troubleshooting tool would be used to diagnose problems with skinny and MWI?
A. trace tool
B. configuration tool
C. diagnostic tool
D. maestro tool

Answer:C

2.Which Unity subscribers will have access to the Unity Diagnostic Tool?
A. all Unity subscribers with the correct read/write permissions
B. all Unity subscribers with the correct class of service permissions
C. all Unity subscribers with the correct security permissions
D. all Unity subscribers

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Answer:B
3.Which two tasks must be performed to restore the Cisco Unity server data if it is corrupted or lost?
(Choose two.)
A. Start Dr. Watson manually to resolve issues in Microsoft message exchange server.
B. Verify Microsoft IIS permissions.
C. Reload the Cisco Unity server application on a new server prior to restoring data files.
D. Create a new batch file to replace components in the Registry.
E. Verify that no errors in other Cisco Unity processes.

Answer:BD

4.Your company has recently installed Cisco Unity to be the voice mail platform for your Cisco
CallManager IP telephony system. You have received complaints from the users that the red
message waiting indicator (MWI) light does not come on when there are new voice mail messages
in the voice mailboxes. What must be verified and possibly modified to resolve this issue? (Choose
two.)
A. Use the Port Usage tool to verify that the ports dedicated to MWI on/off are not over- utilized.
Add another dedicated port if the current port is over-utilized.
B. Verify that the MWI on/off numbers are unique within the CallManager cluster dial plan. If they
are not, change the directory numbers in the CallManager cluster so they are unique and configure
the Cisco Unity server so they match the new directory numbers.
C. Verify that the same directory numbers are being used for MWI on/off in both the Cisco
CallManager cluster and Cisco Unity server. If they are different, change the Cisco Unity server to
match the Cisco CallManager cluster
D. Verify the number of ports licensed for the Cisco Unity server is equal to the number of
configured ports. If the number of configured ports is greater than the license number, reduce the
number of configured ports to be no greater than the license number.
E. Verify that the calls are being sent to the correct ports on the Cisco Unity server. If they are
incorrect on the Cisco CallManager cluster, change the values on the cluster to be correct.

Answer:BC

5.You recently added a Cisco Unity voice mail server to your Cisco CallManager IP telephony
solution. Your users are receiving voice mails, but the MWI light does not go off after they have
listened to all of their new voice mail messages. What must be verified and possibly modified to
resolve this issue?
A. Use the Port Usage tool to verify that the ports dedicated to MWI on/off are not over-utilized.
Add another dedicated port if the current port is over-utilized.
B. Verify that the MWI “off directory number” has been configured on both the Cisco Unity server
and the Cisco CallManager cluster. If it has not been configured, configure it on both the Cisco
Unity server and Cisco CallManager cluster.
C. Verify the number of ports licensed for the Cisco Unity server is equal to the number of
configured ports.
D. Verify that the calls are being sent to the correct ports on the Cisco Unity server. If the
configured ports are incorrect on the CallManager cluster, change the values on the cluster to be
correct.

Answer:B

6.A company has migrated to a Cisco CallManager IP telephony system and now is 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. During testing the users are unable to leave voice
mail messages on the new Unity system. It appears that the ports hang when users try to send voice
mails. How would you determine the cause of the problem? (Choose two.)
A. Verify that the Cisco CallManager has been configured with the correct number of voice mail
ports; the number of voice mail ports must match the Cisco Unity configuration.
B. Verify in the Cisco CallManager that the hunt group is hunting to Cisco Unity ports that can
accept calls.
C. Verify the Cisco CallManager has been configured with the correct MWI ports; the number of
MWI ports must match the Cisco Unity configuration.
D. Verify the call transfer call handlers are configured correctly.
E. Verify there are no TSP warnings in the Event Viewer.

Answer:AB

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