1kubelet
 2-------
 3
 4Set KUBELET_EXTRA_ARGS=--node-ip=192.168.4.X --resolv-conf=/run/systemd/resolve/resolv.conf
 5                                             [ this part only on Ubuntu hosts]
 6
 7Run
 8    sudo update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
 9    sudo update-alternatives --set iptables /usr/sbin/iptables-legacy
10
11to switch to iptables. Uses nftables otherwise, which isn't suported.