User Manual

92 Managing ports
Port Statistics data window
The Port Statistics data window (Figure 48) displays statistics for port performance. To open the Port
Statistics data window, select one or more ports and click the Port Stats data window tab.
Figure 48 Port Statistics data window
The Statistics drop-down list is available on the Port Statistics data window, and provides different ways to
view detailed port information. Click the down arrow to open the drop-down list and select one of the
following:
• Select Absolute to view the total count of statistics since the last switch or port reset.
• Select Rate to view the number of statistics counted per second over the polling period.
• Select Baseline to view the total count of statistics since the last time the baseline was set. When
viewing baseline statistics, click Clear Baseline to set the current baseline. The baseline will also be set
when the switch status changes from unreachable to reachable.
The Port Statistics data window fields are described in Table 19.
Table 19 Port Statistics data window fields
Field Description
Start Time Beginning of the period over which the statistics apply.
• The start time for the Absolute view is not applicable.
• The start time for the Rate view is the beginning of
polling interval.
• The start time for the Baseline view is the last time the
baseline was set.
End Time Last time the statistics were updated on the display.
Total Time Total time period from start time to end time.
Al Init Number of times the port entered the initialization state.
AL Init Error Number of times the port entered initialization and the
initialization failed. Increments count when port has a sync
loss.
Bad Frames Number of frames that were truncated due to a loss of sync
or the frame didn't end with an EOF.