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Under the ADM configuration in the shared protection ring of the two-fiber bidirectional multiplex section at the STM-16 level, the service protection conditions are:
- A . The two circuit boards are mutually backup
B. Half the capacity in one plate is used to protect half the capacity in the other plate
C. Two circuit boards, one main and one standby
D. The two circuit boards have nothing to do with each other
Suggested Answer: B
Posted : 18/11/2022 1:02 am