User Manual of Network Camera 
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6.6.8  Configuring Intrusion Detection 
Intrusion detection can set an area in the surveillance scene and once the area is been 
entered, a set of alarm action is triggered.       
Steps: 
1.  Check the Enable Intrusion Detection checkbox. 
2.  Click Draw Area, and then draw a rectangle on the image as a defense region.   
Note: when you draw the rectangle, all lines should connect end to end to each 
other. Up to four areas are supported. 
 
Figure 6-47 Configuring Intrusion Area 
You can click Clear to clear the areas you drawn. 
The defense region parameters can be set separately. 
3.  Choose the region to be configured. 
  Threshold: Range [0-10s], the threshold for the time of the object 
loitering in the region. If you set the value as 0, alarm is triggered 
immediately after the object entering the region. 
  Sensitivity: Range [1-100]. The value of the sensitivity defines the size of 
the object which can trigger the alarm, when the sensitivity is high, a very 
small object can trigger the alarm.   
  Percentage: Range [1-100]. Percentage defines the ratio of the in-region