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Listening Quiz: Troubleshooting Video Conference Connection – Advanced Level
Th4 14, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho công nghệ thông tin (English for IT)
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1.
What is the conversation mainly about?
Planning a firewall training session
A discussion about choosing a new video conferencing service
Explaining how to install internet equipment
Troubleshooting a video conference connection problem
Explanation:
Emily and David work together to find and fix the reason the video system is not connecting.
2.
What was causing the connection problem?
The internet service was down
Port 3478 was not allowed in the firewall
Emily forgot to restart the video system
The cloud service had an error
Explanation:
David says ports 443 and 3478 must be open, and Emily only sees port 443 open. David then explains that this is why the connection fails.
3.
Which ports must be open for the service?
Ports 80 and 8080
Ports 21 and 22
Ports 53 and 110
Ports 443 and 3478
Explanation:
David clearly states that ports 443 and 3478 must be open.
4.
What can be inferred about the firewall rules before the fix?
They allowed all ports except 443
They were changed by Emily earlier in the day
They were completely disabled
They did not allow every port needed by the video service
Explanation:
Because port 3478 was not open, the firewall rules were missing a required port for the service.
5.
What suggestion do Emily and David make at the end of the conversation?
To open every port on the network
To check firewall rules regularly
To stop using cloud services
To replace the video system immediately
Explanation:
Emily says they should check firewall rules regularly, and David agrees that it helps avoid future issues.
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