System Monitoring with OpenBSD - PhxBUG NUT - Configuration /etc/nut/ups.conf - your UPSes and how to check them (serial, SNMP, etc) /etc/nut/upsd.conf - daemon configuration There are a few others, but for Nagios, you don't need them. [f616-ups1] driver = snmp-ups mibs = apcc port = 172.31.255.207 To integrate with Nagios (which runs under Apache's chroot), some additional configuration is done in /var/www/conf/hosts.conf MONITOR f616-ups1@dogbert "F616-UPS1 (Department)"