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GS700AT Smart Switch Software Administration Manual
7-20 Monitoring the Switch
v1.0, October 2008
Alarms
The RMON Alarms screen contains fields for setting network alarms. Network alarms occur when
a network problem or event, is detected. Rising and falling thresholds generate events.
To set RMON alarms:
1. Click Monitoring > RMON > Advanced > Alarms. The RMON Alarms screen displays:
The RMON Alarms screen contains the following fields:
• Alarm Entry – Displays the alarm entry.
• Counter Name – Select the MIB variable.
• Interface – Enter the port or LAG interface.
• Counter Value – Displays the selected MIB variable value.
• Sample Type – Select the sampling method for the selected variable and comparing the
value against the thresholds. The possible field values are:
– 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.
The rising threshold is presented on top of the graph bars. Each monitored variable is
designated a color.
• Rising Event – Enter the event number by which rising alarms are reported.
Figure 7-12