On 12/24/2016 5:02 PM, TE Dukes wrote: > I have an older Smart APC UPS. Replaced the batteries twice. It might be > time to upgrade. This has been broken for a while but batteries are cheaper > than replacing the whole unit. if it only has the non-serial port serial port control signalling, where CTS/RTS etc are used to signal the UPS, and requires a very specific APC "serial" cable, then I'd consider retiring it. I prefer my UPS's to have ethernet based power management -- john r pierce, recycling bits in santa cruz