VIVOTEK
User's Manual - 69
Camera Tampering Detection
This section explains how to set up camera temper detection� With tamper detection, the
camera is capable of detecting incidents such as redirection, blocking or defocusing, or even
spray paint
Please follow the steps below to set up the camera tamper detection function:
1� Check Enable camera tampering detection
2� Enter the tamper trigger duration� (10 sec� ~ 10 min�) The tamper alarm will be triggered only when the
tampering factor (the difference between current frame and pre-saved background) exceeds the trigger
threshold�
3� Set up the event source as Camera Tampering Detection on Application page > Event Settings /
Server Setting s (how to send a larm m essage) / Me dia Se ttings (send what type o f alarm
message)� Please refer to page 82 for detailed information�