network not ready after kubectl apply -f kube-flannel.yaml in v1.16 cluster
kubectl apply -f kube-flannel.yaml
修改配置文件 /etc/cni/net.d/10-flannel.conflist
/etc/cni/net.d/10-flannel.conflist
vim /etc/cni/net.d/10-flannel.conflist # 在name下一行增加 "cniVersion":"0.3.1",
#1178