3Com 10014298 Switch User Manual


 
276 CHAPTER 11: SYSTEM MANAGEMENT
Adding and Deleting an Entry to or from the History Control Table
The history data management helps you set the history data collection, periodical
data collection, and storage of the specified ports. The sampling information
includes the utilization ratio, error counts, and the total number of packets.
Use the following commands to add or delete an entry to or from the history
control table.
Perform the following configuration in Ethernet port view.
Adding and Deleting an Entry to or from the Extended RMON Alarm Table
You can use the command to add or delete an entry to or from the extended
RMON alarm table.
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.
Table 315 Adding or Deleting an Entry to or from the History Control Table
Operation Command
Add an entry to the history control table rmon history entry-number buckets
number interval sampling-interval
[ owner text-string ]
Delete an entry from the history control table undo rmon history entry-number
Table 316 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 317 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