When a host is installed, it uses the "ovirtmgmt" network to set up
OVN tunnels (connecting the OVN hosts).
But the user might want to use another network for this purpose.
An ansible playbook should be provider on the engine to allow the user to change the OVN tunneling network for hosts in cluster.
Verified on - 4.2.3-0.1.el7
This bugzilla is included in oVirt 4.2.3 release, published on May 4th 2018.
Since the problem described in this bug report should be
resolved in oVirt 4.2.3 release, it has been closed with a resolution of CURRENT RELEASE.
If the solution does not work for you, please open a new bug report.