Which of the following service layer paths is required when creating OCh using the path method?
Which of the following description of the DM12 board are correct? (Multiple choice)
Which of the following is the data that needs to be collected and saved in the event of a failure? (Multiple Choice)
Optical monitoring channel is used for monitoring of WDM optical transmission system. In the UU-T proposal, it is preferable to use a wavelength of 1510 nm at how much rate?
The ROADM site using WSMD9 board can support up to 9 dimensions. If it exceeds 9 dimensions, it can be implemented by cascading WSMD9 boards.