[Nut-upsuser] Megatec_USB on OpenBSD 4.3 - again...

Charles Lepple clepple at gmail.com
Tue Oct 28 20:31:47 UTC 2008

On Tue, Oct 28, 2008 at 12:19 PM, Arjen de Korte <nut+users at de-korte.org> wrote:
> Citeren ng-sup01 at mclink.it:
>>  Thanks to the precious help from Henning Brauer, I managed to solve
>> an issue with my UPS (a rebranded UPS speaking in Ablerex-ese over USB).
>> Under OpenBSD 4.3, the UPS was claimed by HID.
> Wait a minute, if OpenBSD claimed this device, chances are that it was
> providing a USB to serial port also. Usually these are called
> something like /dev/ttyUSB0 in Linux, I don't know what OpenBSD does
> with it. In that case, you should run the megatec driver on the serial
> port, not the megatec_usb driver.

The kernel driver might not automatically match a VID:PID of 0000:0001, however.

- Charles Lepple

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