CNI 설치가 잘 안 됩니다

kubectl apply -f https://github.com/coreos/flannel/raw/master/Documentation/kube-flannel.yml CNI를 Flannel로 설치했더니 문제없이 Ready가 되었습니다. root@master0:~# kubectl get pods -A NAMESPACE NAME READY STATUS RESTARTS AGE kube-system coredns-78fcd69978-b2w58 0/1 Running 0 78s kube-system coredns-78fcd69978-hq54h 0/1 Running 0 78s kube-system etcd-master0 1/1 Running 3 92s kube-system kube-apiserver-master0 1/1 Running 3 92s kube-system kube-controller-manager-master0 1/1 Running 2 92s kube-system kube-flannel-ds-2fdkw 1/1 Running 0 27s kube-system kube-flannel-ds-6v8bd 1/1 Running 0 27s kube-system kube-flannel-ds-xt72x 1/1 Running 0 27s kube-system kube-proxy-5hfc4 1/1 Running 0 48s kube-system kube-proxy-qjsw9 1/1 Running 0 53s kube-system kube-proxy-x72s9 1/1 Running 0 79s kube-system kube-scheduler-master0 1/1 Running 3 91s root@master0:~# kubectl get nodes NAME STATUS ROLES AGE VERSION master0 Ready control-plane,master 98s v1.22.3 node0 Ready 55s v1.22.3 node1 Ready 50s v1.22.3