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NCM-MCI Exam - Question 29


An administrator receives an alert in Prism indicating that interface eth2, on an AHV host is receiving many CRC errors. After togging into the problematic host, the following command is run to show the indicated output:

What is causing this issue?

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Correct Answer: BD

The presence of a high number of CRC errors (rx_crc_errors) is indicative of a physical layer network problem. CRC errors mean that data has been corrupted during transmission. This corruption is often caused by issues such as faulty cables, bad connectors, or electromagnetic interference which affect the physical layer of the network. While incorrect jumbo frame configurations can cause similar issues, the most common cause for CRC errors is physical layer problems. Therefore, the correct answer is that the issue is due to a physical layer network problem.

Discussion

4 comments
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quevi15Option: D
Jun 2, 2022

Correct answer should be "physical layer network problem"

EhCloudGrrrUOption: D
Jun 15, 2022

It is 'D' a physical layer problem.

18041987Option: D
Jan 22, 2023

Has to be D

pharoah2000Option: D
Apr 13, 2023

D is correct https://portal.nutanix.com/kb/1381