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2016 NEW Cisco 300-080 CTCOLLAB:
Troubleshooting Cisco IP Telephony &
Video v1.0 Exam Questions and Answers
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2016 exam Valid Cisco 300-080
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QUESTION 11
Which step in the problem-solving model is important to accurately interview end users to get all
the pertinent details of the problem?
A.
B.
C.
D.
E.
F.
G.
H.

Implement Action Plan
Define the Problem
Consider the Possibilities
Create Action Plan
Gather Facts
Observe Results
Restart Problem-Solving Process
Problem Resolved

Answer: E

QUESTION 12
You are a network technician working in the Network Company. Recently, users complain that
they cannot call the PSTN. With the help of testing, you find that the gateway is not switching to
the secondary call agent when the primary call agent is unreachable. In order to permit the
MGCP gateway to take use of a different call agent once the primary fails, which configuration
should you make?
A. Add ccm-manager fallback-mgcp command to the gateway.
B. Add ccm-manager redundant-host command to the gateway
C. Assign a Cisco Unified CallManager group including the secondary call agent to the gateway

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D. Define gateway as a non-gatekeeper-controlled intercluster trunk with the secondary Cisco Unified
CallManager defined.
Answer: B

QUESTION 13
Users are making calls from Cisco IP Phones that are registered on a Cisco Unified
Communications Manager cluster through an H.323 gateway to the PSTN phones. Sometimes
these users report that calls are dropped after they have talked for some time.
Different Cisco Unified CM servers have been rebooted for testing during production hours.
Currently Cisco IOS 12.0 is used on the H.323 gateway.
Which change helps to prevent calls from dropping when a Cisco Unified CM server is rebooted
during testing?
A.
B.
C.
D.

Upgrade the gateway Cisco IOS software to a version later than 12.4(4)9T.
A misconfiguration of calling search spaces must exist. Reconfigure the CSS.
There is no scenario where rebooting an H.323 gateway will allow call survivability.
A misconfiguration of VoIP dial peers to the Cicso Unified CM servers must exist.
Reconfigure the VoIP dial peers.

Answer: A

QUESTION 14
Which Cisco troubleshooting tool allows syslog logs to be viewed?
A.
B.
C.
D.

RTMT
DNA
sniffer filters
the Triple combo tool

Answer: A

QUESTION 15
Which three troubleshooting tools are available on Cisco Unified Communications Manager?
(Choose three.)
A.
B.
C.
D.
E.
F.

CLI
SDL and SDI trace
Netcool
alarms
SCCP troubleshooting tools
RTMT

Answer: ABF

QUESTION 16

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Which tool or approach is the most effective to display detailed real-time output of CPU utilization
of Cisco Unified Communications Manager servers for troubleshooting purposes?
A.
B.
C.
D.

RTMT
DNA
creating trace files
sniffer traces

Answer: A

QUESTION 17
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

QUESTION 18
Before a SAF client begins to forward, publish, subscribe, and update service data, with which
option must it establish a relationship?
A.
B.
C.
D.

SAF service identifier
SAF domains
SAF forwarder
SAF Cisco Unified Communications Manager

Answer: C

QUESTION 19
Which size is the jitter buffer of the Cisco MTP transcoder?
A.
B.
C.
D.

10 - 30 ms
45 - 60 ms
20 - 40 ms
25 - 50 ms

Answer: C

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QUESTION 20
You are troubleshooting why a user cannot make calls to the PSTN. You are reviewing trace files
and you have found where the user's IP phone initiates the call but you never see the call go out
the gateway. What is the next step in troubleshooting this issue?
A. Look in the SDL trace file to see if there is a signal to another Cisco Unified CallManager node with the
same time-stamp.
B. Look in the SDL trace file to see if there is a signal to another Cisco Unified CallManager node with the
same TCP handle.
C. Look in the IP Voice Media Streaming App trace file to see if an MTP was invoked.
D. Look in the MGCP trace file to determine which MGCP gateway the call was sent to.
Answer: A

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