Huawei
H31-311_V2.5 · Question #524
When the working channel of the optical line protection fails, it cannot automatically switch to the protection channel. What are the possible reasons? (Multiple choice)
The correct answer is A. The protection channel fails C. Protection group parameter configuration error D. A lock order was issued manually. See the full explanation below for the reasoning.
WDM/OTN Principles
Question
When the working channel of the optical line protection fails, it cannot automatically switch to the protection channel. What are the possible reasons? (Multiple choice)
Options
- AThe protection channel fails
- BThe waiting time for recovery is set too long
- CProtection group parameter configuration error
- DA lock order was issued manually
How the community answered
(24 responses)- A75% (18)
- B25% (6)
Topics
#optical line protection#protection switching failure#lock command#protection channel
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