Huawei
H31-341_V2.5 · Question #100
Which of the following description about 1+1 optical line protection is wrong?
The correct answer is B. The switching mode defaults to double-ended switching. See the full explanation below for the reasoning.
Question
Which of the following description about 1+1 optical line protection is wrong?
Options
- AThe switching mode defaults to non-restorative
- BThe switching mode defaults to double-ended switching
- CThe default value of the initial difference between the main and standby input light is 0
- DThe default of the main and standby input optical difference gate is 5dB
How the community answered
(46 responses)- A13% (6)
- B74% (34)
- C4% (2)
- D9% (4)
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