3Com 3500 - Manual (Page 221)

ethernet monitoring summary 221
ethernet monitoring
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summary
Displays the status of 10/100 Mbps Ethernet ports that are being
monitored. The display shows the status of port statistics that are being
monitored, including:
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error count
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excessive collisions
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multiple collisions
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late collisions
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runts
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fcsErrs
Valid Minimum Abbreviation
e m s
Important Consideration
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The Ethernet monitoring feature in enabled by default, and performs
these functions:
1 Monitors 10/100Mbps Ethernet ports for excessive collisions,
multiple collisions, late collisions, runts, and FCS errors
2 Compares these error counters against user-defined thresholds
3 Disables a port that reaches an error threshold
4 Reports the reason that a port is disabled to the Administration
Console, MIB databases, and SNMP traps
5 Reenables the port after an initial backoff time interval
6 Continues monitoring