Locally administered mac addresses have the second least significant bit of the most significant byte set. If this byte is set then udev on ubuntu doesn't set persistent net rules.
Locally administered mac addresses have the second least significant bit of the most significant byte set. If this byte is set then udev on ubuntu doesn't set persistent net rules.

This patch changes the generate_mac to generate a locally administered mac address.
openstack/oslo.versionedobjects,citrix-openstack-build/oslo.versionedobjects