Allied Telesis fast ethernet 10/100 hubs manual Displaying Hub Statistics, Device CRC Errors

Displaying Hub Statistics

AT-FH812u and AT-FH824u User’s Guide

Use the Hub Statistics screen to display key statistics for each hub in the stack. Overall statistics on the traffic passing through each hub are displayed. See Figure 17 and Table 18.

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		Hub Statistics
	Refresh Statistics		Auto-Refresh Statistics
Hub			Aligment	CRC	Total
ID Frames	Bytes	Collisions	Errors	Errors	Errors

-----------------------------------------------------------------

1.	1	1026288			267	0	0	1391289	<RESET>
							<PREV_PANEL>
			Refresh current statistics screen.
		Use TAB or Cursor keys to move, <Enter> to confirm.
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					Figure 17 Hub Statistics Screen
					Table 18 Hub Statistics Parameters
Parameters				Description
Refresh Statistics				Refresh the displayed statistics.
Auto-Refresh Statistics				Refresh statistics at the interval specified in Console
				Configuration.
Hub ID				Hub identifier within the stack.
Position				The physical position in the stack (as determined by its
				position from the top of the stack).
Frames				Number of frames passing through this device.
Bytes				Number of bytes passing through this device.
Collisions				Number of simultaneous node transmissions detected by this
				device.
Alignment Errors				Number of mis-synchronized data packets detected by this
				device.
CRC Errors				Number of Ethernet Cyclic Redundancy Check errors detected
				by this device.
Total Errors				Total number of errors, including FCS, alignment,
				FramesTooLong, ShortEvents, LateEvents, Jabber, and
				DataRateMismatches detected on this device.

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