It's been a while, but I was able to build yocto sumo (2.5) using https://github.com/crops/poky-container

Thanks Nicolas. I was able to get what I needed by backporting the relevant changes (DHCP client LinkLocal address fallback) into the systemd v247 source. It was a little ugly, but is working now. I w

I'd like to use a systemd DHCP client feature that became available in v248 in my yocto-hardknott system. Is there any hope of using the complete v249.1 recipe from the oe master branch? Bill