>I need to do a >simulated power failure, to verify that it will in fact shutdown the >box after 2 minutes! Plug the PC into a stable power source, let the same PC monitor the UPS. Unplug the UPS and place a load on it, watch what it instructs the PC to do :) Check your halt scripts for a command to drop the power in the UPS *after* your root remounts ro and hopefully your ups supports this and your bios powers up after power returns so when the outage is over, everything returns to normal. >Still curious about nut and apcupsd and learning how to package. >Thanks to everyone who replied! I would be as well:) Apcupsd and NUT are both stable, popular and well documented projects. I am not sure about the one you are using... jlc