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EchoLife ONT FAQ 04

This document provides principle-related and operation-related FAQs of Huawei EchoLife ONT (HG8240, HG8240w, HG8245, HG8247, HG8247H and so on).
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What Is a Rogue ONT and How to Prevent Such an ONT?

What Is a Rogue ONT and How to Prevent Such an ONT?


If an ONT transmits optical signals to upstream at a timestamp that is not assigned to it, it is called a continuous-mode ONT. Such an ONT is also call the rogue ONT, which transmits optical signals at any time. When a rogue ONT exists,

  • If the rogue ONT is online, one or all of the other ONTs connected to the same PON port on the OLT go offline or go online and offline frequently.
  • If the rogue ONT is not configured, the other ONTs that are not configured will fail to be automatically discovered.

Enable rogue ONT detection on the OLT. A rogue ONT will be isolated after being detected.

Updated: 2019-05-23

Document ID: EDOC1100009117

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