Testinside cisco CCVP 642-426

Troubleshooting Unified Communications (TUC) : 642-426 Exam

642-426 TUC
Troubleshooting Unified Communications

Exam Number: 642-426
Associated Certifications: CCVP
Duration: 90 minutes (54 questions)
Available Languages: English
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Exam Description Exam Topics Recommended Training Additional Resources
Exam Description
The 642-426 Troubleshooting Unified Communications (TUC) exam is the exam associated with the CCVP certification. Candidates can prepare for this exam by taking Troubleshooting Cisco Unified Communications (TUCv1.0) course. The exam will certify that the successful candidate has the knowledge and skills necessary to troubleshoot Enterprise CallManager, Unity, and IP network deployments. The exam addresses hands-on experience in configuring, deploying, and troubleshooting Unified Communications solutions. Topics covered include (see Claims and Components attached).

Exam Topics
The following topics are general guidelines for the content likely to be included on the Remote Access exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.

Apply the Cisco recommended methodology used to determine general Unified communications system problems and issues
Describe the steps that can be used to identify a problem with a given unified communication system
Identify tools that can be used to identify and isolate problems
Correlate events (using traces, logs, and monitoring tools to identify the problem)
Parse and interpret trace logs and system logs

Troubleshoot call setup issues
Troubleshoot PSTN call setup issues
Troubleshoot intersite call setup issues
Troubleshoot intrasite call setup issues

Troubleshoot registration issues
Troubleshoot issues with endpoint registration
Troubleshoot issues with gateway registration
Troubleshoot issues with gatekeeper registration

Troubleshoot database issues
Troubleshoot database replication issues in CallManager 4.x
Troubleshoot database replication issues in CallManager 5.x
Troubleshoot 3rd party LDAP synchronization issues

Troubleshoot application issues
Troubleshoot voicemail integration
Troubleshoot CTI integration issues
Troubleshoot IP phone XML services

Troubleshoot media resources
Troubleshoot music on hold
Troubleshoot conference bridges
Troubleshoot transcoders
Troubleshoot MTP

Troubleshoot voice quality issues
Troubleshoot echo
Troubleshoot dropped calls
Troubleshoot audio quality issues

Troubleshoot security issues
Troubleshoot authentication issues
Troubleshoot certificate issues

“Troubleshooting Unified Communications (TUC)”, also known as 642-426 exam, is a Cisco certification.
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QUESTION 21
A phone has stopped working. Given the Event Viewer output shown, what is the
most likely cause?
A. The switch has improperly extended the trust boundary.
B. The phone went off-hook.
C. The phone does not have the proper DN.
D. The switch port to the phone was shutdown.
Answer: D
QUESTION 22
Your MGCP Gateway is experiencing call setup problems on your PRI to the PSTN.
TAC has asked you to send traces to determine the root cause.
Which two trace file settings should be configured? (Choose two)
A. Set Debug Trace Level to Detailed.
B. Select Enable XML Formatted Output for Trace Analysis.
C. Select Enable H245 Message Trace.
D. Select Enable ISDN Translation Trace.
Answer: A, D
QUESTION 23
Dept16SW4£show running-configuration
snip

!
interface FastEthernet 0/1
port group 1
!
interface FastEthernet 0/2
port group 2
!
interface FastEthernet 0/3
switchport trunk encapsulation dot1q
switchport trunk native vlan 16
switchport mode trunk
switchport voice vlan 160
spanning-tree portfast
switchport priority extend trust
!
end
Dept16SW4#vlan database
Dept16SW4(vlan)# show
VLAN ISL Id: 1
Name: default
Media Type: Ethernet
VLAN 802.10 Id: 100016
State: Operational
MTU: 1500
You have installed a new Catalyst 3524-PWR to support a small group of IP
telephony users in Department 16. When the IP phones are tested they receive
power, but do not communicate with the CallManager. The above show interface
FastEthernet 0/3 and show VLAN database.
What is the problem?
A. The VLAN and trunk statements are missing from FastEthernet ports 0/1 and 0/2.
B. VLAN 160 needs to be entered unto the VLAN database.
C. Fast EtherChannel is supported on only the last four ports in a Catalyst 3524-PWR.
D. VLAN 16 is an 80.1q trunk and not an ISL trunk.
Answer: B

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