Test Results
232 MAX-800 Series
Alarms/Errors Overview
OPUx
Note: OPUx is displayed under ODUx alarms/errors group.
Alarms
AIS (Alarm Indication Signal)
RX: A PRBS11 pattern is received indicating a failure of the client
signal.
TX: Generates a PRBS11 pattern.
CSF (Client Signal Fail)
RX: 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.
TX: Sets the bit 1 of the OPUk PSI[2] byte to “1”.
PLM (Payload Mismatch) is available when OPU-PLM check box is
selected.
RX: The Payload Structure Identifier (PSI) field does not match the
expected PT for at least 3 consecutive frames.
MSIM Monitoring check box when selected (default) monitors the
MSIM alarm.
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