http://qkpm2ov2rjhjkhfsftskqho77uj5rewd5y44unkf6cb7tdhaxwcvh2id.onion/books/apc/APCUPSD%20User%20Manual.html
NetBSD (v3.x and below) (you will lose use of USB keyboard and mouse) Disable: uhidev, ums, wsmouse, ukbd, wskbd, uhid Enable: ugen NetBSD (v4.0 and above) You can use apcupsd on single USB port
without disabling the USB keyboard and mouse on other ports, though
all other devices will be disabled on the port you pick for your
UPS.