On Tue, 19 Nov 2019 08:18:37 -0600
Richard Shaw wrote:
It was VERY long, something like 23 hex numbers but after the
upgrade changed to the MAC address with a 1: on the front.
Does this machine have a bridge defined? Before fedora 31 the
bridge used to get the same MAC address as the physical
ethernet device connected to it. Now it gets a brand new
made up MAC. You can fix it by adding MACADDR="same mac as
actual NIC" to the ifcfg-bridge file.