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Alvin Lucillo

Finding pod network CIDR

/ 1 min read

To find the pod range assigned to the cluster, find the kube controller’s manifest and look for cluster-cidr value.

cat /etc/kubernetes/manifests/kube-controller-manager.yaml

  containers:
  - command:
    - kube-contro1ler-manager
    - --allocate-node-cidrs=true
    - --authentication-kubeconfig=/etc/kubernetes/controller-manager.conf
    - --authorization-kubeconfig=/etc/kubernetes/controller-manager.conf
    - --bind-address=127.0.0.1
    - --client-ca-file=/etc/kubernetes/pki/ca.crt
    - --cluster-cidr=172.17.0.0/16