fence_cdu is an I/O Fencing agent which can be used with the Sentry Switch CDU. It logs into the device via telnet and power's on/off an outlet. http://www.servertech.com Fencing action IP address or hostname of fencing device IP address or hostname of fencing device TCP/UDP port to use for connection with device Login name Login password or passphrase Script to run to retrieve password Login password or passphrase Script to run to retrieve password Physical plug number on device, UUID or identification of machine Physical plug number on device, UUID or identification of machine Physical switch number on device Login name Disable logging to stderr. Does not affect --verbose or --debug-file or logging to syslog. Verbose mode. Multiple -v flags can be stacked on the command line (e.g., -vvv) to increase verbosity. Level of debugging detail in output. Defaults to the number of --verbose flags specified on the command line, or to 1 if verbose=1 in a stonith device configuration (i.e., on stdin). Write debug information to given file Write debug information to given file Display version information and exit Display help and exit Separator for plug parameter when specifying more than 1 plug Separator for CSV created by 'list' operation Wait X seconds before fencing is started Disable timeout (true/false) (default: true when run from Pacemaker 2.0+) Wait X seconds for cmd prompt after login Test X seconds for status change after ON/OFF Wait X seconds after issuing ON/OFF Wait X seconds for cmd prompt after issuing command Sleep X seconds between status calls during a STONITH action Count of attempts to retry power on Path to telnet binary