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.