Technical data

What Is in This Chapter
Error Source
ConÞgurationViews MicroMMAC-E
3-8 Management Module Guide
preventing excessive network trafÞc from alarm messages transmitted by the
module and aids in module troubleshooting.
Broadcast Alarms
This Þeld displays whether broadcast alarms are disabled or enabled. You can
update this Þeld.
Broadcast Threshold
The threshold value within the alarm timebase which, once that number of
broadcast packets is exceeded, generates a broadcast alarm. You can update
this Þeld.
Broadcast Alarm Condition
You can set this Þeld to disable the module/port if the broadcast alarm
threshold is exceeded; an alarm for the module is generated. This is useful in
preventing excessive network trafÞc from alarm messages transmitted by the
module and aids in module troubleshooting.
Error Alarms
This Þeld displays whether error alarms are disabled or enabled. You can
update this Þeld.
Error Threshold
The threshold value within the alarm timebase which, once the percentage of
errors per good packet is exceeded, generates an error alarm.
Error Alarm Condition
You can set this Þeld to disable the module/port if the error alarm threshold is
exceeded; an alarm for the module is generated. This is useful in preventing
excessive network trafÞc from alarm messages transmitted by the module and
aids in module troubleshooting.
Error Source
The Error Source area of the Module or Port ConÞguration View provides a
series of buttons allowing you to select error types to include in the error sum.
You can modify the selectable error types. The selectable error types are as
follows:
CRC
The number of packets received by the module with bad Cyclical Redundancy
Checks (CRC).