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RE: Sarge ttyS0 (COM1) Software Issues



> From: Pete [mailto:peteracole@bigpond.com]
> Sent: Wednesday, December 08, 2004 1:26 PM
> 
> I'm having some issues with ttyS0 (COM1) on my mail server. I'm trying
> to get it to work with NUT, but I cannot communicate through 
> the serial
> port.

Assuming the port works (I usually test with a modem), APC UPS's need a
special cable.  There are instructions on NUT's and apcupsd's website
(iirc).  The smart UPS's also might need a special command sent to them
before they will talk to you.  Other UPS's may or may not be similar.



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