I am working on setting up alert notifications out of PRTG and wanted to be able to setup a notification for specific sensor types. I read a posting about creating libraries but this didn't seem to be an easy method. I am wanting to get an alert notification setup for all servers if they are offline. Was going to base the alert on the WMI Uptime sensor type unless there is a better sensor to use. Trying to avoid having to setup the same notification on about 125 servers.


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There is no general answer to your question. However, _usually_ you would use the Ping sensor to check whether or not a system is offline, as this sensor type uses only few system resources and the auto-discovery usually creates this sensor type by default.

In order to create a Library showing all ping sensors of your monitoring configuration, simply add the entire Probe to your library (using drag and drop in the Management tab). Then, switch to the Notifications tab and add a notification State Trigger that will initiate a notification whenever one of the Ping sensors in your library shows a red error state.


Dec, 2013 - Permalink

When doing this and setting up the library I have added my entire server tree by drag and drop into the library. However this add alls sensors. When I setup the notification for a sensor being down it is sending alerts on any sensor that is down.


Dec, 2013 - Permalink

Sorry, I forgot the filter step: Right-click on the library node that is created after adding the sensor tree. From the context-menu, select Edit | Settings. In the following dialog, you can set the library node to show Ping sensors only.


Dec, 2013 - Permalink