For 100G (112Gbit/s) signals, the actual data baud rate is only 28G amplitude.

When BIP-8 in the OTUk segment monitoring overhead SM detects a bit error block, what alarm may be reported? (Multiple choice)

Adjacent cascades can be converted into virtual cascades, but virtual cascades cannot be converted into adjacent cascades.

After signals are transmitted for a certain distance in a WDM system, the optical signal-to-noise ratio (OSNR) at the receive end decreases to a certain extent. Which of the following Is the main cause?

RSOH, MSOH, HPOH and LPOH complete the monitoring functions in a layered manner.