
Configuring RMON and RMON2
1-2
300018-A Rev. 00
RMON allows you to set up automatic histories, which the RMON agent collects
over a period of time, providing trending data on such basic statistics as
utilization, collisions, and so forth. Using a network management application such
as Optivity LAN
™
or Optivity Analysis
™
, you can retrieve histories to understand
network usage patterns. Because RMON automates this data collection and
provides better data to the planning process, the process is easier and the outcome
more accurate.
Bay Networks implements seven RMON MIB groups in its RMON agent and the
Alarm and Event groups in its base module for BayStack AN/ANH and ARN
routers. Table 1-1
summarizes the RMON MIB groups. For detailed information
about the RMON MIB groups, see Appendix B, “RMON and RMON2 MIB
Groups.”
Table 1-1. RMON MIB Groups
Group Lets You
Statistics Analyze the operational effectiveness of your network. Statistics
include packets, octets, broadcasts, multicasts, dropped packets, soft
errors, and packet size distribution.
History Analyze traffic trends based on historical data.
Host Collect information for each host on the segment.
HostTopN Reduce network overhead by looking at the most active nodes.
Matrix Report on traffic and errors between any host pair.
Filter Define criteria for capturing specific information.
Capture Copy packets for analysis.
Alarm Report on changes in network characteristics based on thresholds for
any MIB variable of interest.
Event Log events based on thresholds that you define. You can use these
statistics to initiate functions such as data capture or instance counts
to isolate specific portions of your network.
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