Which of the following bytes cannot be processed in pass-through mode on an ADM site using OptiX NG-SDH equipment?
A . K1
B . K2
C . A1
D . A2
Answer: CD
Which of the following bytes cannot be processed in pass-through mode on an ADM site using OptiX NG-SDH equipment?
A . K1
B . K2
C . A1
D . A2
Answer: CD