Dell PowerConnect 3024 User Manual page 25

Statistics
From the Statistics page, you can chart a variety of system data. You can see the value of each bar or line in the chart by clicking on the bar. For each chart,
after you have set all the variables, click Draw.
NOTE: Rates are displayed as counts per second. Counters are cumulative from the last time the system was booted.
The following sections describe each type of chart.
Comparison Chart
The Comparison Chart compares one type of statistic across all of the ports. You must define the following variables:
Statistics — The type of system data to monitor.
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Refresh Rate — The time interval between automatic refreshes.
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Color — The color setting for the chart.
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Group Chart
The Group Chart shows all the statistic types for one port. You must define the following variables:
Port Selection — The port for data to monitor
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Refresh Rate — The time interval between automatic refreshes
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Color — The color setting for the chart
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History Chart