Design Considerations

Table 15-1 RMON Monitoring Group Functions and Commands (Continued)

RMON

 

 

 

Group

What It Does...

What It Monitors...

CLI Command(s)

 

 

 

 

History

Records periodic statistical

Sample period, number of

show rmon history” on

 

samples from a network.

samples and item(s) sampled.

page 15-6

 

 

 

set rmon history” on

 

 

 

page 15-7

 

 

 

clear rmon history” on

 

 

 

page 15-7

 

 

 

 

Alarm

Periodically gathers

Alarm type, interval, starting

show rmon alarm” on

 

statistical samples from

threshold, stop threshold.

page 15-9

 

variables in the probe and

 

set rmon alarm properties

 

compares them with

 

 

 

on page 15-10

 

previously configured

 

 

 

set rmon alarm status” on

 

thresholds. If the monitored

 

 

 

page 15-11

 

variable crosses a

 

 

threshold, an event is

 

clear rmon alarm” on

 

generated.

 

page 15-12

 

 

 

 

Event

Controls the generation and

Event type, description, last

show rmon event” on

 

notification of events from

time event was sent.

page 15-13

 

the device.

 

“set rmon event properties”

 

 

 

 

 

 

on page 15-14

 

 

 

set rmon event status” on

 

 

 

page 15-15

 

 

 

clear rmon event” on

 

 

 

page 15-15

 

 

 

 

Filter

Allows packets to be

Packets matching the filter

show rmon channel” on

 

matched by a filter

configuration.

page 15-17

 

equation. These matched

 

set rmon channel” on

 

packets form a data stream

 

 

 

page 15-18

 

or “channel” that may be

 

 

 

clear rmon channel” on

 

captured.

 

 

 

page 15-19

 

 

 

 

 

 

show rmon filter” on

 

 

 

page 15-19

 

 

 

set rmon filter” on

 

 

 

page 15-20

 

 

 

clear rmon filter” on

 

 

 

page 15-21

 

 

 

 

Packet

Allows packets to be

Packets matching the filter

show rmon capture” on

Capture

captured upon a filter

configuration.

page 15-22

 

match.

 

set rmon capture” on

 

 

 

 

 

 

page 15-23

 

 

 

clear rmon capture” on

 

 

 

page 15-24

 

 

 

 

Design Considerations

The C3 supports RMON Packet Capture/Filter Sampling through both the CLI and MIBs, but with the following constraints:

15-2 RMON Configuration

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Enterasys Networks 9034313-07 manual Design Considerations, Group What It Does What It Monitors CLI Commands