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