upsd: UPSD Power Monitor Daemon v2.5 upsd: upsd: UPSD is a daemon to monitor an Uninterruptible Power upsd: Supply (UPS) connected to a Linux computer's serial upsd: port. It will signal init(8) when the UPS is operating upsd: on battery power so that the computer can be shut upsd: down cleanly. UPSD has additional features, including upsd: network monitoring, low battery warning, and the upsd: capability of turning off the UPS during the shutdown upsd: process (if the UPS supports this). In addition it has the upsd: capability on slave systems of monitoring the remote upsd: master for the return of power in the event that only the upsd: master has power has failed. A debugging and management upsd: tool is included. Support added for socks firewalls, upsd: May 2000. upsd: