Which of the following correctly describes the order in which the signal flow between the SDH interface and the cross-unit passes through the module units?

The correct answer is A. SPIRSTMSTMSPMSAHPT. See the full explanation below for the reasoning.

SDH Transmission Principles

Question

Options

ASPIRSTMSTMSPMSAHPT
BSPIRSTMSAMSPMSTHPT
CSPIMSTRSTMSAMSPHPT
DSPTMSTMSARSTMSPHPT

How the community answered

(23 responses)

A
83% (19)
B
9% (2)
C
4% (1)
D
4% (1)

Topics

#SDH signal flow#module processing order#cross-connect unit#interface board

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