3Com CoreBuilder 2500 User Manual - page 217
RMON Groups
15-3
RMON Groups
The CoreBuilder 2500 system supports seven of the RMON groups that
the IETF has defined. These seven groups are described in Table 15-1.
The CoreBuilder 2500 system also supports the RMON/FDDI extension
groups that the AXON Enterprise-specific MIB specifies. See Table 15-2.
Table 15-1
RMON Groups Supported in the CoreBuilder 2500
Group
Group
Number
Purpose
Statistics
1
Maintains utilization and error statistics for the
segment being monitored
History
2
Gathers and stores periodic statistical samples from
the statistics group
Alarm
3
Allows you to define thresholds for any MIB variable
and trigger alarms
Host
4
Discovers new hosts on the network by keeping a
list of source and destination physical addresses that
are seen in good packets
HostTopN
5
Allows you to prepare reports that describe the
hosts that top a list sorted by one of their statistics
Matrix
6
Stores statistics for conversations between pairs of
addresses
Event
9
Allows you to define actions (generate traps, log
alarms, or both) based on alarms
Table 15-2
RMON/FDDI Extension Groups Supported in the CoreBuilder 2500
Group
Group
Number
Purpose
axFDDIStatistics
axFDDI
group 1
Maintains utilization and error statistics for
the monitored segment
axFDDIHistory
axFDDI
group 2
Gathers and stores periodic statistical
samples from the statistics group