Vivotek NR9682-v2 64-Channel NVR (No HDD) - Manual (Page 82)

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82 - User's Manual
To find alarms of specific types, time of occurrences, and alarm status,
click the side tab to reveal the search panel.
You can select the trigger source, e.g., when you need to see
camera alarms only.
You can check to see alarms of a specific status. For example, you
can select to search for the "In progress" alarms only.