3com 9100 User Manual
RMON
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When using the RMON features of the switch, you should note the
following:
following:
■
After the default sessions are created, they have no special status. You
can delete or change them as required.
can delete or change them as required.
■
The greater the number of RMON sessions, the greater the burden on
the management resources of the switch. However, the forwarding
performance of the switch is not affected.
the management resources of the switch. However, the forwarding
performance of the switch is not affected.
Configuring RMON
To enable or disable the collection of RMON statistics on the switch, use
the following command:
the following command:
[enable | disable] rmon
By default, RMON is disabled. However, even in the disabled state, the
switch response to RMON queries and sets for alarms and events. By
enabling RMON, the switch begins the processes necessary for collecting
switch statistics.
switch response to RMON queries and sets for alarms and events. By
enabling RMON, the switch begins the processes necessary for collecting
switch statistics.
Event Actions
The actions that you can define for each alarm are shown in
Table 36
.
To be notified of events using SNMP traps, you must configure one or
more trap receivers, as described in
more trap receivers, as described in
Chapter 3
.
Table 36 Event Actions
Action
High Threshold
No action
Notify only
Send trap to all trap receivers.
Notify and log
Send trap; place entry in RMON log.