MIC Alarms
Alarms and Probable Causes B-3
MIC Alarms
Table B-4 lists the supported alarms for the FE and GE MICs. MIC-1 indicates the MIC in the first MIC
slot (ports 3 to 14); MIC-2 indicates the MIC in the second MIC slot (ports 15 to 26).
FE and GE Port Alarms
Table B-5 lists the supported alarms for native ports and ports on the FE and GE MICs.
Table B-4 MIC Alarms
Description Severity Probable Cause Service Affecting
MIC-1 diagnostic fail Major ReplaceableUnitProblem Yes
MIC-1 failure Critical ReplaceableUnitProblem Yes
MIC-1 MIC type mismatch Critical ReplaceableUnitTypeMismatch Yes
MIC-1 missing Critical ReplaceableUnitMissing Yes
MIC-1 overheat Major ReplaceableUnitProblem Yes
MIC-1 power-on diagnostic failed Major ReplaceableUnitProblem Yes
MIC-1 voltage failed Major ReplaceableUnitProblem Yes
MIC-2 diagnostic fail Major ReplaceableUnitProblem Yes
MIC-2 failure Critical ReplaceableUnitProblem Yes
MIC-2 MIC type mismatch Critical ReplaceableUnitTypeMismatch Yes
MIC-2 missing Critical ReplaceableUnitMissing Yes
MIC-2 overheat Major ReplaceableUnitProblem Yes
MIC-2 power-on diagnostic failed Major ReplaceableUnitProblem Yes
MIC-2 voltage failed Major ReplaceableUnitProblem Yes
Table B-5 FE and GE Port Alarms
Description Severity Probable Cause Service Affecting
Excessive collisions detected Major LinkFailure Yes
Excessive speed 100M detected Major ConfigurationMismatch Yes
Link down Major LinkFailure Yes
Over subscription detected Major ConfigurationMismatch Yes
Port diagnostic failed Major ReplaceableUnitProblem Yes
Port terminal loopback enabled Minor OperatorNotification No
Under subscription detected Minor ConfigurationMismatch No