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OpenView Network Node Manager: Designing and Implementing an Enterprise Solution by John Blommers

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Strategies for Setting Threshold Values

Should you define threshold values for performance polling? What is the staff going to do about a threshold event? What is the local process? The usual answer is that nothing can be done or should be done. After all, if a user is downloading a large file or if a backup is in progress, is it appropriate to hunt down the offending system and shut down the switch port it’s connected to? This kind of draconian network policing is certain to cause vehement user reaction.

A threshold event should be classified as a mere warning and not acted upon directly by the staff. There is also an opportunity for an ECS-trained network manager to create a custom circuit that intelligently correlates threshold events into ...

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