Question 16
Which particles can the cross-connect board of the OSN 8800 device perform cross-connect scheduling? (Multiple choice)
Question 17
Which of the following is the adjustment unit of AU-PTR?
Question 18
PRBS can be used to test whether the SDH service is normal and whether the protection switching function is normal.
Question 19
While amplifying business signals, EDFA will also bring noise to the system, which is the main source of noise.
Question 20
A 2.2m cabinet can accommodate up to which of the following OSN 2500 subracks.
