I generated an easy to install package to activate a mainboard connected power button for clean shutting down (instead login in web page).
Install package for DSM 5.2, DSM 6.0 and DSM 6.1(.1):
I have tested DSM 5.2 and DSM 6.1 for the DS3617 versions only in VM. Please report if there are any problems.
Added Braswell to INFO