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Listening Quiz: Troubleshooting No Dial Tone on VoIP Phone – Medium Level
Th5 5, 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 main topic of the conversation?
Explaining how to install a new switch in the office
Planning a network upgrade for all office phones
Troubleshooting a VoIP phone that has no dial tone
A discussion about choosing a new VoIP phone model
Explanation:
Michael and Linda discuss a VoIP phone with no dial tone and identify the VLAN tagging setting as the cause of the problem.
2.
What did Linda say the VoIP phone needs on the switch port?
VLAN 20 tagged
A different switch port
VLAN 10 tagged
An untagged port
Explanation:
Linda says, ‘The VoIP phone needs VLAN 20 tagged.’
3.
What did Michael see in the port configuration before making changes?
The port was tagged for VLAN 20
The port was untagged for VLAN 10
The port was connected to the wrong device
The port was disabled
Explanation:
Michael says, ‘I see the port is untagged for VLAN 10.’
4.
What can be inferred about the reason the phone did not work at first?
The network was completely down
The switch port settings were probably incorrect
The handset was broken permanently
The phone was missing power
Explanation:
Linda explains that VLAN tagging must be correct and that VLAN 20 tagged would allow the phone to work, so the port settings were the likely problem.
5.
What will Michael most likely do after the conversation?
Change the port settings on the switch
Call the internet service provider
Replace the VoIP phone with a new one
Disconnect the phone from the network
Explanation:
Michael says, ‘I will change the port settings now,’ right after Linda confirms that adding VLAN 20 tagged will fix the problem.
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