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Why shows “Test ATM-OAM fail”?

User Application Requirement
Updated 06-29-2022 01:49:39 AM 77667
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Problem Description: The internet is working properly, while on the router's web-based Utility, you see the error message as below on "Diagnostics" section.

Reason: ADSL terminal equipment does not support OAM cell test, but “Test ATM-OAM fail” does not have any side effect on ADSL modem. it is still working properly.

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