20CHAPTER 2: USING NETWORK SUPERVISOR TO MANAGE YOUR NETWORK
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 | In the longer term, the Comment facility lets you build a problem solving | |
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 | database for your network which can help you to solve common | |
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 | problems quickly. | |
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 | Sorting | |
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 | Sorting lets you order events by the column headings of the Event List. | |
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 | For example, you can sort by event severity, time or importance. | |
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 | Acknowledging | |
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 | This lets you mark as acknowledged, events or groups of events which | |
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 | you have seen. | |
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 | Ageing | |
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 | This lets you control how many events are retained in the Event List. You | |
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 | can set a maximum number of events to be kept or specify that events of | |
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 | a certain age (number of days) are deleted. | |
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| Instant Notification | Although the Event List gives you a comprehensive view of network | |
| of Significant | activity, it is also useful to find out instantly if there is any significant | |
| Activity Using | activity on your network. | |
| Alerts | Network Supervisor provides alerts for this purpose. They instantly notify | |
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 | you of significant network activity without requiring that you | |
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 | continuously have Network Supervisor as the active application on your | |
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 | PC. | |
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 | If you want to be notified of an event as soon as it happens, configure an | |
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 | alert to be activated when that event has been generated. | |
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 | Network Supervisor provides five types of alerts to suit different working | |
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 | environments. An alert can be defined as a popup dialog box,  | |
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 | message, audio alert, pager message or it can launch a specified | |
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 | application. | |
