Warning Updating to 20.04 will break your bridge interface upon reboot!

There is a know bug in netplan, please see

https://bugs.launchpad.net/ubuntu/+source/netplan.io/+bug/1872185

you need to do netplan apply to make the bridge interface gain its ip address.

you could also add to crontab @reboot netplan apply for a temporary fix.

good lock

2 Likes

For those of you that want a temporary fix, there is a patch.

https://launchpad.net/~ddstreet/+archive/ubuntu/lp1860926

Tested on my lxd server and it work great !!