[no subject]

My Smart-UPS has a set of DIP switches on the back. Yours may or may not
have this. The UPS manual is your friend. :-)

Regards
Gustav

"Michael J. McGillick" wrote:
> 
> Gustav:
> 
> The answer is that nothing comes back when I do this under DOS, just the
> prompt.  A buddy of mine who was very good with serial ports under DOS and
> Windows said that this is exactly the state I'm looking for.  He said that
> if it reports anything, it's usually a misconfiguration.  The first time
> through configuring the two COM ports, I was getting error messages back.
> Now, when I echo AT to COM 1, I do hear the internal click.  I don't have
> any other machines or OSes to be able to try the modem on, but it was
> working before when I had Windows installed, with no problems.  I loved
> the performance.
> 
> I looked at the APC UPS, it's one of the Smart UPS, but I didn't see any
> dip switches.  Maybe I need to look elsewhere on the unit, or there is
> something internal that needs to be set.  I'm sure I can hunt around for
> the manuals, or go to their web site to start, but I wanted to work from
> the machine back to test everything on the machine first before talking to
> APC, if they will offer any help to me at all.
> 
> BTW, I did swap the cable that comes with the unit, as I had another lying
> around.
> 
> I have minicom on my machine now.  How would I test to make sure that the
> modem is working properly?  I should be able to start up minicom with the
> -s option, and then configure it, correct?  I should then be able to type
> AT commands in the window and get a response back from the modem, right?
> 
> - Mike
> 
> On Fri, 4 Feb 2000, Gustav Schaffter wrote:
> 
> > Michael,
> >
> > When you say, "I get the prompt back", does the APC on COM2 actually
> > *tell* you something? If so, what?
> >
> > Do you have any old external modem laying around? Even a 2400bps or
> > slower will do.
> >
> > If so, connect it to ttys1 (Yes, COM2) and use minicom to talk to it.
> > Your 'AT' commnad should return 'OK'. So, you have contact with the
> > outside world through ttys1.
> >
> > Some (most?) APC units need to have the DIP switches correctly set to be
> > able to talk to a PowerChute software. (Read the APC manuals.) Have you
> > been able to run PowerChute to this unit under another OS?
> >
> >
> > Regards
> > Gustav
> >
> >
> > "Michael J. McGillick" wrote:
> > >
> > > Evening:
> > >
> > > I'm working on trying to get the APC Powerchute software to work on my
> > > Linux box.  The first thing I did was go in and check the BIOS settings
> > > for my machine.  I have COM 1 disabled, because I have an internal U.S.
> > > Robotics Courier V.Everything installed.  Com 2 is configured and has the
> > > normal ioports associated with it (I believe this is 2F8 or something like
> > > that).  I also booted to a DOS disk, adn tried from the command line the
> > > following 2 commands:
> > >
> > >    echo "AT" > com1
> > >    echo "AT" > com2
> > >
> > > In both cases, I get the prompt back, which tells me that the machine is
> > > recognizing both ports and is able to talk to them.
> > >
> > > I then booted my machine into Linux, and downloaded and installed the
> > > latest powerchute rpm from APC's site.  It installed just fine, and I
> > > followed the directions to run the configuration script.  I am able to
> > > answer everything in the installation, and when it asks where the UPS is
> > > connected to, I select /dev/ttyS1 (COM2 I believe) because this is where
> > > the cable is connected to on the computer.
> > >
> > > When the script finishes, it keeps telling me that /dev/ttyS1 does not
> > > appear to be a valid tty.  What am I doing wrong?  Where or what should I
> > > be looking at to try and resolve this issue?
> > >
> > > - Mike
> > >
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