Re: [gentoo-user] UPS and serial or USB connections

[Paul Hartman]

On Fri, Sep 14, 2012 at 10:24 PM, Dale <rdalek1967@×××××.com> wrote:
> Howdy,
>
> Newegg just had a sale on a really nice UPS.  I got one.  Anyway, it has
> both serial and USB connections.  I have a question about these.  I
> could use either one but not sure if it matters.  Does the USB
> connection offer any additional features over the serial connection?  I
> could use USB but would rather use serial since nothing else I have is
> serial but I have a bit of USB devices.  Also, I never disconnect the
> serial cable from either the system or the UPS when either is in use.
> Sort of defeats the purpose I guess.  Since it also has screws to make
> sure the serial cable doesn't come undone, the serial has one
> advantage.  I'm not sure what would happen if it looses the connection
> all of a sudden.  Does it do like NORAD and assume power is out?  lol
>
> So, since I already have everything set up for serial connections,
> should I just keep using it or does the USB have more goodies?

I would be surprised if there is any difference. Usually the UPS just
spits out a heartbeat of the same information every X seconds.

I have a newer-model Cyberpower UPS and it works fine with NUT, so
you're probably okay there. If you already have serial port set up and
working then you've already got the hard part taken care of.