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Question 360 - N10-008 discussion

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A network administrator installed a new data and VoIP network. Users are now experiencing poor call quality when making calls. Which of the following should the administrator do to increase VoIP performance?

A.
Configure a voice VLAN.
Answers
A.
Configure a voice VLAN.
B.
Configure LACP on all VoIP phones.
Answers
B.
Configure LACP on all VoIP phones.
C.
Configure PoE on the network.
Answers
C.
Configure PoE on the network.
D.
Configure jumbo frames on the network.
Answers
D.
Configure jumbo frames on the network.
Suggested answer: A

Explanation:

"Benefits of Voice VLAN

It ensures that your VoIP (Voice over Internet Phone) devices do not have to contend directly with all the broadcasts and other traffic from the data VLAN. A voice VLAN can simplify network configuration in some circumstances."

https://community.fs.com/blog/auto-voip-vs-voice-vlan-what-s-the-difference.html

Jumbo Frames

"When jumbo frames on a VoIP/UC network are enabled, it can cause the same kind of delay to your network transmissions."

"VoIP uses will always not benefit from jumbo frame, as VoIP like gaming, is latency and time sensitive. Jumbo Frame for Internet Purpose: You will not see any performance boost as the files that came across the internet does not support jumbo frame."

https://www.ankmax.com/newsinfo/1358641.html#:~:text=VoIP%20uses%20will%20always%20not, does%20not%20support%20jumbo%20frame.

"To summarize this general best practice guide, you should NOT enable jumbo frame feature as a general home user."

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asked 02/10/2024
Jordi Nogues
36 questions
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