Go to Servers & Devices » Microsoft Exchange » Servers.
Click the Edit () button next to the appropriate server.
Click on the Server Attributes tab (if not already selected).
Within the Server Attributes tab, you can change the following information:
1. Scan settings
2. Failure thresholds
3. Queue thresholds
4. Mail Latency Test Settings
The settings displayed are the current values for the selected server.
After changing the desired attributes, click OK to save the changes.

Unchanged values will remain the same.

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