Defining Rmon Device Alarms - Dell PowerConnect 6024 User Manual

Defining RMON Device Alarms

Use the RMON Alarms page to set network alarms. Network alarms occur when a network
problem, or event, is detected. Rising and falling thresholds generate events. For more information
about events, see "Viewing the RMON Events Log."
To open the page, click Statistics/RMON→ RMON→ Alarms in the tree view.
Figure 9-12. RMON Alarms Page
Alarm Entry—Indicates a specific alarm.
Interface—Indicates the interface for which RMON statistics are displayed.
Counter Name—Indicates the selected MIB variable.
Counter Value — The value of the selected MIB variable.
Sample Type—Specifies the sampling method for the selected variable and comparing the value
against the thresholds. The possible field values are:
Delta — Subtracts the last sampled value from the current value. The difference in the values
is compared to the threshold.
Absolute — Compares the values directly with the thresholds at the end of the sampling
interval.
Rising Threshold — The rising counter value that triggers the rising threshold alarm. The rising
threshold is presented on top of the graph bars. Each monitored variable is designated a color.
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Viewing Statistics