Method, system and apparatus for detecting failure of an optical network terminal of a passive optical network

作者: Guo Wei , Yuntao Wang , Jun Zhao , Huafeng Lin , Wei Huang

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摘要: A method for detecting a failure network terminal in Passive Optical Network includes: changing timeslots assigned to potential terminals one by one; and determining the according uplink data frames sent whose are changed. Embodiments of present invention also disclose an apparatus system terminal. The solution may detect which Unit/Terminal (ONU/ONT) fails perform corresponding processing accordance with embodiments invention, recovers health improves security, stability self-healing ability.