Which of the following options are correct regarding 1:1 optical line protection? (Multiple choice)

The correct answer is B. 1:1 protection only supports dual-end switching C. 1:1 optical line protection requires APS protocol D. 1:1 optical line protection does not use the method of splitting the optical signal into two paths, but. See the full explanation below for the reasoning.

WDM/OTN Principles

Question

Options

A1:1 fiber protection can be set to single-end switching or double-end switching
B1:1 protection only supports dual-end switching
C1:1 optical line protection requires APS protocol
D1:1 optical line protection does not use the method of splitting the optical signal into two paths, but

How the community answered

(44 responses)

A
27% (12)
B
73% (32)

Topics

#1:1 optical line protection#APS protocol#single-end switching#double-end switching

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