Red Hat Fence Agents is a collection of scripts to handle remote power management for several devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster.

fence_ipdu is an I/O Fencing agent which can be used with the IBM iPDU network power switch. It logs into a device via SNMP and reboots a specified outlet. It supports SNMP v3 with all combinations of authenticity/privacy settings.