The Rmon Implementation - 3Com LINKBUILDER 3C18500 User Manual

D-4 A
PPENDIX

The RMON Implementation

The following table summarizes the support in this product for the
nine standard groups of RMON. The table also specifies the
configuration of the various groups after system initialization.
Group Initial Configuration
Ethernet 1 session monitoring the Ethernet repeater traffic.
Statistics
Stats History 2 default sessions:
a) 30 second intervals,
b) 30 minute intervals,
Host Table 1 session collecting host information.
Matrix Table 1 session collecting matrix information.
Host top 'N' No default topN groups.
Alarm Default alarms are configured at start-up.
Event Default events exist to describe our 'action-on-event'
system. User can create new events.
Filter Full packet filter is supported on management module.
Capture Full packet capture is supported on the management
module.
After the default sessions are created, they have no special status. The
user can delete or change these parameters as required.
Two default alarms are created initially for each port, slot and repeater.
These are bandwidth used and errors /10000 packets. These can be
deleted or changed as required.
RMON is a very user-configurable system. The user can create multiple
monitoring facilities to run in parallel. Examples these facilities may be:
monitor all statistics on all interfaces,
learn all the hosts on interface 1,
D: RMON A
AND DVANCED
Table D-1 RMON Group Configurations
M
ANAGEMENT
120 historical samples stored.
96 historical samples stored.
Effect of Reset on
Configuration
default restored.
default restored.
default restored.
default restored.
configuration lost
configuration
restored
configuration
restored
configuration
restored
configuration
restored
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