Description of problem:
In Bare Metal Provisioning Guide, section 4.1 item #7, says uncomment the line and replace with cleaning_network. In /etc/ironic/ironic.conf this variable is listed as cleaning_network_uuid.
Believe this is a documentation bug.
Marking this as a duplicate so we have one doc bug for this fix.
*** This bug has been marked as a duplicate of bug 1595780 ***