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Network Monitoring
Feature
RMON support
Passive Port
Monitoring
Active Port
Monitoring
Built-in port
counters
Port Mirroring
Table 8. Network Monitoring Benefits
CrossFire 8730 Switch Reference Guide, DOC-7047 v. 1.1
Function
Support for Token-
Ring specific remote
monitoring.
All traffic flowing on
the monitored port is
copied to the
monitoring port (the
monitoring port is a
true copy of the
monitored port).
All traffic switched
to and from the
monitored port is
also sent to the
monitoring port (the
order and timing of
frames on the
monitoring port can
be different).
Many MAC layer,
error, and frame
forwarding counters
are collected per port
Allows any port to be
used for connecting a
network analyzer.
Can then duplicate
traffic n any other
port to troubleshoot
attached segments.
Benefit
Enables collection and analysis
of enhanced traffic-
management data.
Eases the management task by
making it easy to collect
Token-Ring statistics with a
special passive network
analyzer.
Eases the management task by
making it easy to collect
network statistics and carry out
protocol analysis. Active
monitoring respects the MAC
protocol, allowing the use of a
standard network analyzer.
Provides a detailed picture of
port traffic.
Greatly simplifies system
management and facilitates
collection of network statistics.
11
Introduction
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