Port statistics in the show statistics command (Continued)TABLE 33
Parameter Description
InShortPkts The total number of packets received for which all of the following is true:
• The data length is less than 64 bytes.
• No Rx Error is detected.
• No Collision or Late Collision is detected.
NOTE
Packets are counted for this statistic regardless of whether the CRC is valid or
invalid.
InJabber The total number of packets received for which all of the following is true:
• The data length is longer than the maximum allowable frame size.
• No Rx Error is detected.
• The CRC is invalid.
InFlowCtrlPkts The total number of flow control packets received.
OutFlowCtrlPkts The total number of flow control packets transmitted.
InBitsPerSec The number of bits received per second.
OutBitsPerSec The number of bits sent per second.
InPktsPerSec The number of packets received per second.
OutPktsPerSec The number of packets sent per second.
InUtilization The percentage of the port bandwidth used by received traffic.
OutUtilization The percentage of the port bandwidth used by sent traffic.
Viewing STP statistics
You can view a summary of STP statistics for Layer 2 Switches and Layer 3 Switches. STP statistics
are by default polled every 10 seconds.
To view spanning tree statistics, enter the show span command. To view STP statistics for a VLAN,
enter the span vlan command.
Clearing statistics
You can clear statistics for many parameters using the clear command.
To determine the available clear commands for the system, enter the clear command at the Privileged
EXEC level of the CLI.
device#clear ?
Viewing STP statistics
FastIron Ethernet Switch Administration Guide 235
53-1003625-01
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