fence_ipmilan fails with "Chassis power = Unknown" in RHEL 5 or 6 or RHEV

Solution Verified - Updated -

Issue

  • Running fence_ipmilan results in a failure
  • Cluster nodes fail to fence another using fence_ipmilan
# fence_ipmilan -a 192.168.2.10 -l admin -p password -o status
Getting status of IPMI:192.168.2.10...Chassis power = Unknown
Failed
  • HP ILO4, fence_ipmilan fencing is not working
  • RedHat Cluster Suite - ILO fencing is not working

Environment

  • Red Hat Enterprise Linux (RHEL) 5 or 6 with the High Availability Add On
    • One or more nodes configured to use fence_ipmilan
  • Red Hat Enterprise Virtualization (RHEV)
    • One or more hypervisors configured to use fence_ipmilan

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