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332 CHAPTER 11: SYSTEM MANAGEMENT
Perform the following configuration in system view.
Adding and Deleting an Entry to or from the Statistics Table
The RMON statistics management concerns port usage monitoring and error
statistics when using the ports. The statistics include collision, CRC and queuing,
undersize packets or oversize packets, timeout transmission, fragments,
broadcast, multicast and unicast messages, and the usage ratio of bandwidth.
Use the following commands to add or delete an entry to or from the statistics
table.
Perform the following configuration in Ethernet port view.
Displaying the RMON Configuration
Execute the display command in all views to display the RMON configuration, and
to verify the configuration.
Example: RMON
Configuration
Set an entry in the RMON Ethernet statistics table for Ethernet port performance,
which is convenient for network administrators’ query.
Table 61 Add or Delete an Entry to or from the Extended RMON AlarmTable
Operation Command
Add an entry to the extended RMON alarm
table
rmon prialarm entry-number alarm-var [
alarm-des ] sampling-timer { delta | absolute
| changeratio } rising-threshold
threshold-value1 event-entry1
falling-threshold threshold-value2
event-entry2 entrytype { forever | cycle
cycle-period } [ owner text ]
Delete an entry from the extended RMON
alarm table
undo rmon prialarm entry-number
Table 62 Add or Delete an Entry to or from the Statistics Table
Operation Command
Add an entry to the statistics table rmon statistics entry-number [ owner
text-string ]
Delete an entry from the statistics table undo rmon statistics entry-number
Table 63 Displaying and Debugging RMON
Operation Command
Display the RMON statistics display rmon statistics [ port-num ]
Display the history information of RMON display rmon history [ port-num ]
Display the alarm information of RMON display rmon alarm [ alarm-table-entry ]
Display the extended alarm information of
RMON
display rmon prialarm [ prialarm-table-entry
]
Display the RMON event display rmon event [ event-table-entry ]
Display the event log of RMON display rmon eventlog [ event-number ]