Question 61
AC is the wavelength division OTM site, and B is the relay site. If site A inserts the ODU2_LCK signal, which of the following statements are correct? (Multiple choice)
Question 62
Optical layer overhead alarm detection is implemented through optical layer overhead OOS. The R_LOS and MUT_LOS alarms are optical layer alarms and therefore are reported based on OOS detection.
Question 63
It mainly completes the point-to-point voice communication between adjacent stations, without dialing, and it can be connected immediately after off-hook. This PCM service is called?
Question 64
Which of the following options are correct for ROADM node configuration? (Multiple choice)
Question 65
Among the following cabinet types, which ones can be installed with 0ptiXtrans E9624 subracks? (Multiple choice)
