METRObility Optical Systems 8100 User Manual

Page 55

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Remote Network Monitoring 55

threshold until the opposite threshold is crossed.

The Hub provides the threshold control function to support the RMON
Alarm Group. Up to 16 Alarm Control Entries can be created. The syntax
and semantic checking are performed to verify the value input by the user
before it can be set to the object of Alarm group. The valid Alarm Group
configuration data is saved into the system NVRAM.

The Hub periodically monitors the threshold value of those counter
objects that have been specified as the RMON Alarm Variable. The
associated RMON event is raised and the proper event action is performed
when the value of the counter object crosses its threshold value as
specified in the RMON Alarm Threshold object.

Alarm Group Configuration Menu

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