Re: UPS, RS232 & perl

I like this idea. All i can tell you is to be careful. the serial cable
which APC used is not a standard cable. If you try to connect
an APC USV and a Server with an usual serial cable the
USV is "SWITCHED OFF"  immediately.

Alex....


----- Original Message -----
From: "Michael Mirman" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, March 06, 2001 12:21 AM
Subject: UPS, RS232 & perl

> I'm trying to connect my Win2000 to the RS232 of the Liebert PowerSure
> Personal UPS. My crazy idea is to take a serial cable, connect two ports
> and write a perl script that would read from that port.
> When the power goes out, the script would schedule a shutdown.
> If the power restores quickly, the script would cancel the shutdown.
>
> I've never written a script that would deal with a serial port and would
> appreciate any recommendations.
> Also, if someone has had experience with UPSs, that may help, too...
>
> TIA,





[EMAIL PROTECTED] wrote:

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> Today's Topics:
>
>    1. Lanman (Ron LEVER)
>    2. Re: Lanman (Paul Popour)
>    3. Re: UPS, RS232 & perl (Edward G. Orton)
>    4. Re: UPS, RS232 & perl (STAFF)
>    5. Re: UPS, RS232 & perl (Edward G. Orton)
>
> --__--__--
>
> Message: 1
> From: Ron LEVER <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Subject: Lanman
> Date: Wed, 23 May 2001 22:03:10 +1000
>
> Anybody
>
> Does anyone know if there is a lanman mailing list, if so could you let me
> know where it is? I am also interested in any material that is available on
> Lanman other than the lanman.html.
>
> Thanks
>
> --__--__--
>
> Message: 2
> Reply-To: "Paul Popour" <[EMAIL PROTECTED]>
> From: "Paul Popour" <[EMAIL PROTECTED]>
> To: "Ron LEVER" <[EMAIL PROTECTED]>,
>    <[EMAIL PROTECTED]>
> Subject: Re: Lanman
> Date: Wed, 23 May 2001 09:17:52 -0400
>
> ----- Original Message -----
> From: "Ron LEVER" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, May 23, 2001 8:03 AM
> Subject: Lanman
>
> > Anybody
> >
> > Does anyone know if there is a lanman mailing list, if so could you let me
> > know where it is? I am also interested in any material that is available
> on
> > Lanman other than the lanman.html.
> >
>
> Look on news.roth.net
>
> --__--__--
>
> Message: 3
> From: "Edward G. Orton" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>,
>    "Michael Mirman" <[EMAIL PROTECTED]>
> Subject: Re: UPS, RS232 & perl
> Date: Wed, 23 May 2001 12:27:39 -0400
> Organization: GWN Consultants Inc.
>
> ----- Original Message -----
> From: "Michael Mirman" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, March 06, 2001 12:21 AM
> Subject: UPS, RS232 & perl
>
> > I'm trying to connect my Win2000 to the RS232 of the Liebert PowerSure
> > Personal UPS. My crazy idea is to take a serial cable, connect two ports
> > and write a perl script that would read from that port.
> > When the power goes out, the script would schedule a shutdown.
> > If the power restores quickly, the script would cancel the shutdown.
> >
> > I've never written a script that would deal with a serial port and would
> > appreciate any recommendations.
> > Also, if someone has had experience with UPSs, that may help, too...
> >
> > TIA,
> Why try to re-invent the wheel? Most of the UPS systems I have seen and/or
> used come with an application which will do the shutdown for you based on
> the power consumption and amount of power left.
>
> The UPS system I have here will not only shut down the system when the
> battery power is low (criteria are time remaining, or percentage of power
> remaining, and can be modified by the user) but will send email, pager
> message, voice message through the phone, or a number of other options if
> the power goes out, in order to alert the owner.
>
> Windows NT/2000 also have built-in UPS applications which will shut the
> system down if the power goes out. They're not nearly as flexible as some of
> the applications provided by the manufacturers.
>
> You could spend an awful lot of time doing all this, and it should be all
> there.
>
> ego
> Edward G. Orton, GWN Consultants Inc.
> Office: 613-860-3186, Home: 613-764-3186, Fax: 613-764-1721
> email: [EMAIL PROTECTED]
>
> --__--__--
>
> Message: 4
> From: "STAFF" <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Subject: Re: UPS, RS232 & perl
> Date: 23 May 2001 12:09:58 CDT
> Reply-To: "STAFF" <[EMAIL PROTECTED]>
>
> In all of the UPS applications I've seen, they REQUIRE MS_EXCHANGE to be your
> mail server, which is rediculous since an SMTP setup would be simpler....ALSO,
> I have tried APC's stuff as well as others...and most of them are using the
> WINAPI and take longer to shutdown than they ought, or don't respond to the
> cancel shutdown. However, if you can use a perl script to use the command line
> options to do it, then you could easily overcome these shortcomings....
>
> I've never used Perl to communicate directly with the UPS, but I instead used
> it to communciate with the UPS software.....unfortunately that was at a
> different company and they say they own the code I wrote....
>
> On Wed, 23 May 2001 12:27:39 -0400, Edward G. Orton said:
>
> >
> >  ----- Original Message -----
> >  From: "Michael Mirman" <[EMAIL PROTECTED]>
> >  To: <[EMAIL PROTECTED]>
> >  Sent: Tuesday, March 06, 2001 12:21 AM
> >  Subject: UPS, RS232 & perl
> >
> >
> >  > I'm trying to connect my Win2000 to the RS232 of the Liebert PowerSure
> >  > Personal UPS. My crazy idea is to take a serial cable, connect two ports
> >  > and write a perl script that would read from that port.
> >  > When the power goes out, the script would schedule a shutdown.
> >  > If the power restores quickly, the script would cancel the shutdown.
> >  >
> >  > I've never written a script that would deal with a serial port and would
> >  > appreciate any recommendations.
> >  > Also, if someone has had experience with UPSs, that may help, too...
> >  >
> >  > TIA,
> >  Why try to re-invent the wheel? Most of the UPS systems I have seen and/or
> >  used come with an application which will do the shutdown for you based on
> >  the power consumption and amount of power left.
> >
> >  The UPS system I have here will not only shut down the system when the
> >  battery power is low (criteria are time remaining, or percentage of power
> >  remaining, and can be modified by the user) but will send email, pager
> >  message, voice message through the phone, or a number of other options if
> >  the power goes out, in order to alert the owner.
> >
> >  Windows NT/2000 also have built-in UPS applications which will shut the
> >  system down if the power goes out. They're not nearly as flexible as some of
> >  the applications provided by the manufacturers.
> >
> >  You could spend an awful lot of time doing all this, and it should be all
> >  there.
> >
> >  ego
> >  Edward G. Orton, GWN Consultants Inc.
> >  Office: 613-860-3186, Home: 613-764-3186, Fax: 613-764-1721
> >  email: [EMAIL PROTECTED]
> >
> >  _______________________________________________
> >  Perl-Win32-Admin mailing list
> >  [EMAIL PROTECTED]
> >  http://listserv.ActiveState.com/mailman/listinfo/perl-win32-admin
> >
> >
>
> --
> Michael Wray
> Network Administrator
> FamilyConnect, Inc.
>
> --__--__--
>
> Message: 5
> From: "Edward G. Orton" <[EMAIL PROTECTED]>
> To: "STAFF" <[EMAIL PROTECTED]>,
>    <[EMAIL PROTECTED]>
> Subject: Re: UPS, RS232 & perl
> Date: Wed, 23 May 2001 13:51:54 -0400
> Organization: GWN Consultants Inc.
>
> ----- Original Message -----
> From: "STAFF" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, May 23, 2001 1:09 PM
> Subject: Re: UPS, RS232 & perl
>
> > In all of the UPS applications I've seen, they REQUIRE MS_EXCHANGE to be
> your
> > mail server, which is rediculous since an SMTP setup would be
> simpler....ALSO,
> > I have tried APC's stuff as well as others...and most of them are using
> the
> > WINAPI and take longer to shutdown than they ought, or don't respond to
> the
> > cancel shutdown. However, if you can use a perl script to use the command
> line
> > options to do it, then you could easily overcome these shortcomings....
> >
> That's funny. All the UPS units I've dealt with use SMTP, and the shutdowns
> only take place when necessary. The unit I currently have will cancel the
> shutdown itself (user configurable parameter) if power is restored before
> the shutdown is "engaged", i.e. during the count down sequence. Once the
> shutdown process is in progress, it is not advisable to try and cancel it,
> since there is no way of determining which processes, if any, are already
> stopped. Cancelling a shutdown at this point may leave the machine in an
> unknown, unstable, and inoperable state.
>
> ego
> Edward G. Orton, GWN Consultants Inc.
> Office: 613-860-3186, Home: 613-764-3186, Fax: 613-764-1721
> email: [EMAIL PROTECTED]
>
> --__--__--
>
> _______________________________________________
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> End of Perl-Win32-Admin Digest
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