7.  Click    to save the settings. 
 
5.3.2  Configuring Intrusion Detection 
Intrusion detection can set an area in the surveillance scene and once the area is entered, a set 
of alarm action is triggered. 
Steps: 
1.  Enter the intrusion detection interface: 
Configuration > Events > Smart Event >Intrusion Detection 
2.  Check the Enable Intrusion Detection checkbox. 
 
Figure 5-23 Configuring Intrusion Area 
3.  The event triggered and park action related PTZ movement will be locked for 180 seconds 
after you enter the intrusion detection interface. Optionally, you can click the 
  button to manually activate the movement, or lock the movement 
when the button turns to    by clicking it. 
4.  Draw area. 
1)  Select the Region No.in dropdown list. 
2)  Click    to draw a rectangle on the image as a defense region.