fencing fails or a stonith device cannot start when using fence_ipmilan with lanplus="on" in a RHEL 5, 6, or 7 High Availability cluster

Issue

• My stonith device fails to start and the cluster blocks if a node needs to be fenced
• fence_ipmilan is giving errors even though I've enabled lanplus

Oct  6 16:36:06 node1 fence_ipmilan: Failed: Unable to obtain correct plug status or plug is not available
Oct  6 16:36:07 node1 fence_ipmilan: Failed: Unable to obtain correct plug status or plug is not available
Oct  6 16:36:07 node1 stonith-ng[4601]: notice: log_operation: Operation 'monitor' [30393] for device 'ilo-node2' returned: -201 (Generic Pacemaker error)
Oct  6 16:36:07 node1 stonith-ng[4601]: warning: log_operation: ilo-node2:30393 [ Failed: Unable to obtain correct plug status or plug is not available ]
Oct  6 16:36:07 node1 stonith-ng[4601]: warning: log_operation: ilo-node2:30393 [  ]
Oct  6 16:36:07 node1 stonith-ng[4601]: warning: log_operation: ilo-node2:30393 [  ]
Oct  6 16:36:08 node1 crmd[4605]: error: process_lrm_event: Operation ilo-node2_start_0 (node=node1, call=340, status=4, cib-update=381, confirmed=true) Error
Oct  6 16:36:08 node1 crmd[4605]: warning: status_from_rc: Action 81 (ilo-node2_start_0) on node1 failed (target: 0 vs. rc: 1): Error
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node2 on node1 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node2 on node1 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: status_from_rc: Action 81 (ilo-node2_start_0) on node1 failed (target: 0 vs. rc: 1): Error
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node2 on node1 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node2 on node1 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: status_from_rc: Action 89 (ilo-node1:1_start_0) on node2 failed (target: 0 vs. rc: 1): Error
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node1 on node2 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node1 on node2 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: status_from_rc: Action 89 (ilo-node1:1_start_0) on node2 failed (target: 0 vs. rc: 1): Error
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node1 on node2 after failed start: rc=1 (update=INFINITY, time=1444142168)
Oct  6 16:36:08 node1 crmd[4605]: warning: update_failcount: Updating failcount for ilo-node1 on node2 after failed start: rc=1 (update=INFINITY, time=1444142168)