On 18/09/2013, at 7:18, Douglas Parsons <[email protected]> wrote: > Just my experiences speaking, look at another brand. I use MGE/Eaton and have > had much better life and the quality has been much better. APC does not > release the protocol for comunicating with the UPS and so to get NUT to work > you have to sniff the traffic and then figure out what the commands and > responses mean.(thus reverse engineered) APC also will change the protocol > between models. (Thus why that model is not listed, it may work, it may not) > > I have had four APC brand UPS units melt the batteries. We bought 13 > identical units in one order. One blew up on power up. One had loose > connections giving a false ground issue. Four did not have all the holes > tapped out for mounting. And 6 were rusty. Those were the last APC units we > bought. > > Eaton Evolution line is the old MGE brand and we have had great service from > them as well as working with NUT.
This also covers my experience with APC and MGE at work. Further, newer APC units have a different serial protocol which is also secret and thus far has not been reverse engineered. APC will sell you a comms card which speaks the old protocol though (for a ridiculous sum). -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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