jonathan on 28 Oct 2009 09:01:10 -0700


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Re: [PLUG] UPS-- probably not the way it's SUPPOSED to work


-----Original Message-----
From: plug-bounces@lists.phillylinux.org
[mailto:plug-bounces@lists.phillylinux.org] On Behalf Of jeff
Sent: Wednesday, October 28, 2009 11:53 AM
To: Philadelphia Linux User's Group Discussion List
Subject: [PLUG] UPS-- probably not the way it's SUPPOSED to work

Buoyed and encouraged by all this UPS talk, I installed the software to 
monitor my trusty APC mega-ups.

The rear has an amusing jack labeled USB, which is really RJ45 (yeah, I 
know).  I chose serial.  Plugged it into the pc, then into the ups, and

POOF.

The UPS shut down immediately.


I believe it's called irony when your battery backup shuts down 
completely, to the point where the battery does not come online.  Not 
much of a battery backup at this point, no?

I shall not repeat this experiment.

The only analog I can think of is in audio, getting a ground loop. 
Fortunately a ground loop does not shut down the equipment.  [this one 
shut down four pc's plus the guy at the next desk leeching off me]

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You didn't use a random serial to RJ45 (say cisco router cable) for this,
did you...?

___________________________________________________________________________
Philadelphia Linux Users Group         --        http://www.phillylinux.org
Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce
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