"mtu": 1500,
      "policy": {
        "type": "k8s"
      },
      "type": "calico"
    },
    {
      "capabilities": {
        "portMappings": true
      },
      "snat": true,
      "type": "portmap"
    },
    {
      "kubernetes": {
        "cni_bin_dir": "/opt/cni/bin",
        "exclude_namespaces": [
          "istio-system"
        ],
        "kubeconfig": "/etc/cni/net.d/ZZZ-istio-cni-kubeconfig"