Huawei
H31-311_V2.5 · Question #561
Which of the following descriptions about 1+1 and 1:1 optical line protection are wrong? (Multiple choice)
The correct answer is C. The protection boards used for 1+1 optical line protection and 1:1 optical line protection are the D. The main difference between 1:1 optical line protection and 1+1 optical line protection is whether. See the full explanation below for the reasoning.
WDM/OTN Principles
Question
Which of the following descriptions about 1+1 and 1:1 optical line protection are wrong? (Multiple choice)
Options
- AAccording to the different placement of the OLP board in the network, 1+1 optical line protection
- BThe switching mode of 1:1 optical line protection can only be double-end switching
- CThe protection boards used for 1+1 optical line protection and 1:1 optical line protection are the
- DThe main difference between 1:1 optical line protection and 1+1 optical line protection is whether
How the community answered
(20 responses)- A10% (2)
- B20% (4)
- C70% (14)
Topics
#optical line protection#1+1 protection#1:1 protection#OLP switching
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