[Nut-upsuser] Belkin F6C550-AVR

Tue Nov 8 03:21:40 UTC 2011

On Nov 7, 2011, at 9:39 PM, Laszlo Hazy wrote:

> The interesting thing is that lsusb does not show the UPS, which is  
> weird to me. And yes, the cable is plugged in and the USB port on  
> the PC does work (tried with a mass-storage device).

This is key. If the kernel doesn't recognize the UPS as a valid USB  
device, neither will NUT.

Have you tried running lsusb as root?

Do you get any messages in dmesg when you plug in the UPS?