OVN should work on Fedora 28 system.
Initial tasks here include manual deployment and testing, confirming package and kernel version changes work fine with OVN
All known and identified tasks done here, moving to POST
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.