H31-311: HCIA-Transmission V2.5Demo

By Huawei · Question Mode

QuestionQ13

AI Overview

Which of the following statements concerning ODUk_PM_BDI is true?

  • A ODUk PM open connection indication
  • B ODUk PM backward defect indication
  • C ODUk PM section BIP8 bit error threshold crossing
  • D ODUk PM signal degradation
Explanation

ODUk PM BDI is the path-monitoring backward defect indication. It is a single-bit signal that conveys an upstream indication of a signal-fail status detected at a path termination sink.

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