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Question 46 - H31-311 discussion
A two-fiber ring topology consisting of three NEs is arranged in the counterclockwise sequence as A, B, and C. Services between A and C occupy the 48th VC-12 timeslot in the first VC-4 on the short path, and services between B and C also occupy the 48th VC-12 timeslot in the first VC-4 on the short path. In this case, which of the following is the subnet type of the ring protection?
A.
Unidirectional path protection ring
B.
SNCP ring
C.
Bidirectional MSP ring r
D.
All of the above
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