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Fat AP and Cloud AP V200R010C00 Command Reference

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The cable-snr-test command checks the network cable quality and displays the check result.

This function is supported only by MultiGE electrical interfaces on the AP6052DN, AP7050DN-E, AP7052DN, AP7152DN, AP7052DE, AP8082DN, and AP8182DN.






MultiGE interface view

Default Level

3: Management level

Usage Guidelines

Usage Scenario

You can check the quality of the network cable on a MultiGE electrical interface to determine whether the network cable quality meets communication requirements.


  • This command checks real-time quality of the network cable on an interface, and the network cable quality changes with the external environment.
  • A MultiGE electrical interface supports the network cable quality check only when it works at the rate of 2.5 Gbit/s or higher.
  • An interface does not support the network cable quality check when it is Down or in loopback detection mode.


# Check the network cable quality on MultiGE0/0/1.
<Huawei> system-view
[Huawei] interface MultiGE 0/0/1
[Huawei-MultiGE0/0/1] cable-snr-test
Info: The current network cable is of good quality.
Updated: 2019-11-21

Document ID: EDOC1100064352

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