In our access classes, we really drive the importance of installing/using DPS (Door position sensors/switches) because unless a door is shut it has no shot at being 'secured'.
As covered in Door Position Switches (DPS) For Access Tutorial, these sensors detect whether or not a door is open or closed and notifies the system door state.
** ****** ******* ** ** *****/****** students *** **** *** ** ***** something **** ***'* ******* ** ** only ************ *********. *'** ********** *** why, *** **** *** ****** *******:
*'* ***** ** *** ** **** hill: *** ****** ** **** *** only *** ** ******** ** **** cases. *** ** **% ** *** job *** **** ***** *** *** last *% ******* **'* *** ****?
**: ** *** **** ***, ***?
**** ******* **** ** *** **** them. ***** *****, *** *** **** a ***** ** ***** *** *** can't **** **** *****.