Coherent receiver technology uses a local oscillator laser with the same frequency as the received signal to perform coherent processing and recover () information from the received signal. (Multi- quality selection.)
Answer(s): A,C,D
The number of ODU2e signals multiplexed into the ODU3 signal is the same as the number of ODU2 signals multiplexed into the ODU3 signal.
Answer(s): B
If the overhead bytes pass through two plugged backplane buses, then the two slots are called paired slots that enable automatic transparent transfer of overhead bytes, such as (), () and (). Even if the SCC on the local network element The board is offline, which can also improve msP switching performance and protect DCC communication with other network elements. (Multi-quality selection).
Answer(s): A,B,C
OChr means the use of electrical monitoring technology.
Answer(s): A
For 100G (112Gbit/s) signals, the actual data baud rate is only 28G amplitude.
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