There are two ways to configure events. The easiest way and the least costly to your network is to have the network device check the trigger points and generate the event. It is easier because you don't have to collect the data you need to analyze. The data you want to query already exists in the device on which you are configuring the event. It is less costly to your network because the only traffic that traverses your network is when an event is generated. However, if you rely solely on this method, you risk missing events that can't be delivered for a variety of reasons.
The other method is to collect data at a management station and analyze that data against thresholds there. This method is discussed in more detail in “ ...
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