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• Notify: Sending trap messages to the management
station.
• Log&Notify: Logging the event and sending trap
messages to the management station.
Owner:
Enter the name of the device or user that defined the entry.
Status:
Select Enable/Disable the corresponding event entry.
13.3.4 Alarm
On this page, you can configure Statistic Group and Alarm Group for RMON.
Choose the menu SNMP→RMON→Alarm to load the following page.
Figure 13-12 Alarm Config
The following entries are displayed on this screen:
Alarm Config
Select:
Select the desired entry for configuration.
Index:
Displays the index number of the entry.
Variable:
Select the alarm variables from the pull-down list.
Statistics:
Select the RMON statistics entry from which we get the value
of the selected alarm variable.
Sample Type:
Specify the sampling method for the selected variable and
comparing the value against the thresholds.
• Absolute:
Compares the values directly with the
thresholds at the end of the sampling interval.
• Delta:
Subtracts the last sampled value from the current
value. The difference in the values is compared to the
threshold.
Rising Threshold:
Enter the rising counter value that triggers the Rising
Threshold alarm.
Rising Ev
ent:
Select the index of the corresponding event which will be
triggered if the sampled value is larger than the Rising
200
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