thresholdCrossingAlertSeverelyErroredSeconds
Enty Type Severity
Service
Aected
Direcon Locaon Descripon
Ether OSC (BDL1-3R11) warning non–service-
aecng
receive NEND The threshold for severely errored seconds
has been crossed.
Probable Cause Suggested Correcve Acon
■Opcal path problems exist between
the upstream node and the near end.
â– The blade has failed.
1. Check the opcal output level at the upstream
transmier.
2. Check the opcal receive level at the input to the local
BDL1-3R11 blade.
3. Replace the blade.
thresholdCrossingAlertSpanlossVariationTooHigh
Enty Type Severity
Service
Aected
Direcon Locaon Descripon
PORT=E1 (BDL1-3R11) warning non–service-
aecng
receive NEND The span loss variaon is above the
threshold level.
Probable Cause Suggested Correcve Acon
â– The threshold level is improperly set.
■Aenuaon on the exisng span has
increased.
1. Verify the proper threshold levels with local standards.
If needed, reset the PM threshold to correct.
2. Follow local pracces to check the physical
characteriscs of the exisng span.
thresholdCrossingAlertSpanlossVariationTooLow
Enty Type Severity
Service
Aected
Direcon Locaon Descripon
PORT=E1 (BDL1-3R11) warning non–service-
aecng
receive NEND The span loss variaon is below the
threshold level.
Probable Cause Suggested Correcve Acon
â– The threshold level is improperly set.
■Aenuaon on the exisng span has
decreased.
1. Verify the proper threshold levels with local standards.
If needed, reset the PM threshold to correct.
2. Follow local pracces to check the physical
characteriscs of the exisng span.
System Maintenance
Trouble Clearing
339
Release 19.1.1 · Issue 1.1, May 2021
Fujitsu and Fujitsu Customer Use Only