EXFO FTB-8510B Guia Del Usuario página 854

OTN Tabs
OPU RX
Note: OPU-AIS and OPU-CSF are only available on the OPU client signal
(designated as LO in the standard). In this case, OPU-MSIM is not available.
OPU-AIS (OPU - Alarm Indication Signal): OPU-AIS is declared when a
PRBS 2^11-1 pattern is received indicating a failure of the client signal.
OPU-CSF (OPU - Client Signal Fail): OPU-CSF is declared when bit 1 of
the OPUk PSI[2] byte is set to "1" indicating a failure of the client signal
mapped into the OPUk of the OTN signal.
Payload Type
Binary allows either displaying the payload code value in binary
(when enabled) or hexadecimal (when disabled). This setting is
disabled by default.
Received Payload Type (PT) indicates the received payload signal
type. See Payload Type on page 197 for more information.
Code indicates the corresponding payload type hexadecimal code.
Expected Payload Type allows the selection of the expected payload
type signal. See Payload Type on page 197 for choices.
Note: The Code field is automatically updated when the Expected payload is
changed and vice versa.
Code allows entering the code of the payload type. Choices are
00 to FF. The default setting is 03.
Enable OPU-PLM allows enabling the OPU-PLM alarm analysis.
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