I needed : [IPv6AcceptRA] UseDNS=no
But no way for netplan to provide that it seemed, I reverted to purely using systemd. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1759014 Title: Netplan has no way to control DHCP client To manage notifications about this bug go to: https://bugs.launchpad.net/netplan/+bug/1759014/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs