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Home Cisco® 300-080

Cisco® 300-080 Exam Practice Questions (P. 4)

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Question #16
Some users report that they cannot dial out from headquarters on their Cisco IP Phones to PSTN users, but others can. Which troubleshooting approach is the most direct to isolate the source of the failure of the users that cannot dial out to the PSTN?
  1. A
    Use DNA to analyze the dialing permissions of the Cisco IP Phones.
  2. B
    Use DNA to generate actual calls to the PSTN.
  3. C
    Use RTMT to analyze the dialing permissions of the Cisco IP Phones.
  4. D
    Use RTMT to generate actual calls to the PSTN.

Correct Answer:
A

Question #17
You have been presented with a trouble ticket from an end user who works at a remote location that is served by a Cisco Unified Communications Manager
Express. The user reports being unable to place calls to international numbers, but all other calls work properly and other users at this location can place international calls. Which two troubleshooting techniques would be helpful in resolving this issue? (Choose two.)
  1. A
    Cisco IOS debug tools
  2. B
    Class of Restriction baseline configuration for the user on Cisco Unified Communications Manager Express
  3. C
    show output of the ephone and ephone-dn configurations
  4. D
    show output of the voice translation rules in the voice gateway
  5. E
    show output for the T1 controller and voice port configuration in the voice gateway

Correct Answer:
AB

Question #18
Which Cisco Unified Communications Manager troubleshooting tool can be used to determine the digit manipulation path a call takes within the Cisco Unified
Communications Manager system from the perspective of a specific directory number, without having the actual device at hand?
  1. A
    Cisco Unified Communications Manager Serviceability
  2. B
    Cisco Unified Communications Manager Dialed Number Analyzer
  3. C
    Cisco Unified Communications Manager Real Time Monitoring Tool
  4. D
    Cisco Unified Syslog Viewer
  5. E
    Cisco IOS debugs

Correct Answer:
B

Question #19
During a business-to-business video call through the Cisco Expressway solution, the internal endpoint can call out to the remote endpoint on the Internet, but it does not receive audio or video. The remote endpoint receives both audio and video. What is causing the issue?
  1. A
    The Cisco Expressway does not have a Rich Media Session license.
  2. B
    The firewall is blocking SIP signaling.
  3. C
    The Cisco Unified Communications Manager is not configured for business-to-business calling.
  4. D
    The firewall is blocking inbound RTP ports.
  5. E
    The Advanced Networking option is not installed on the Expressway Edge.

Correct Answer:
D

Question #20
System A at Company 1 is calling System B at Company 2. The call completes, but only audio and video are present on System A from System B. What are three possible causes? (Choose three.)
  1. A
    System A cannot call System B because it is at a different company.
  2. B
    There is a firewall in the path that is blocking audio and video traffic from Company 1 to Company 2.
  3. C
    The firewall at Company 1 is blocking outgoing traffic.
  4. D
    An access list is blocking video and audio somewhere in the video and audio path between System A and System B.
  5. E
    System A has turned off the camera and the microphone.

Correct Answer:
BDE

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