When the optical fiber between node A and node B is open, the RU on node A detects the OTS_LOS alarm and inserts the OTS_BDI alarm into node A. The RU on node A reports the OTS_BDI alarm, and the…

The correct answer is A. True. See the full explanation below for the reasoning.

WDM/OTN Principles

Question

When the optical fiber between node A and node B is open, the RU on node A detects the OTS_LOS alarm and inserts the OTS_BDI alarm into node A. The RU on node A reports the OTS_BDI alarm, and the line board on the downstream node C reports the O Ch_SSF alarm.

Options

ATrue
BFalse

How the community answered

(66 responses)

A
71% (47)
B
29% (19)

Topics

#OTS_LOS#OTS_BDI#alarm propagation#WDM alarm correlation

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