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EXFO MAX-890 - Page 246

EXFO MAX-890
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Test Results
238 MAX-800 Series
Alarms/Errors Overview
RS-FEC
Note: Available with 100GE rate when RS-FEC is enabled.
Alarms
FEC-LOA (FEC-Loss Of Alignment)
RX: Deskew process is not complete meaning that not all lanes are
synchronized (Alignment Marker locked) and aligned.
FEC-LOAML (FEC-Loss Of Alignment Marker Lock)
RX: The location of the alignment marker payload sequence for a given
lane on the PMA service interface is not detected.
Error
FEC-COR-CW (FEC Correctable Codeword)
RX: FEC Codeword that contains errors and were corrected.
FEC-UNCOR-CW (FEC Uncorrectable Codeword)
RX: FEC Codeword that contains errors and were not corrected.
Pre-FEC-SYMB (Pre-FEC Symbol)
RX: FEC symbol errors are corrected and counted once for each 10-bit
symbol.

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