K8s Container Network Interface (CNI)

Container Network Interface (CNI)

The Container Network Interface (CNI) plugin is selected by passing kubelet the --network-plugin=cni

• v1.18 Update CNI version to v0.8.5

• CKA v1.23: Choose an appropriate container network interface plugin
• CKA v1.18: Understand CNI

helm search repo eks | grep cni
eks/aws-vpc-cni                             1.1.10          v1.9.3          A Helm chart for the AWS VPC CNI

Related terms

• Kubernetes networking
• Podman v2.0.0 (Jun 2020), default Podman CNI configuration now sets HairpinMode to allow communication between containers by connecting to a forwarded port on the host.
• kubeadm
• kubectl -n kube-system -l=k8s-app=kube-dns get pods
• kubelet: --network-plugin=cni

See also

• Kubernetes networking: network policies, Network Policy Providers, CNI, Calico, flannel, Service mesh, Istio, kube-proxy, coredns, AWS VPC CNI: vpc-cni, Kubernetes: Ingress controllers, IPVS, ServiceTypes: LoadBalancer, ClusterIP, NodePort, ExternalName, Endpoints, EndpointSlices, Kubernetes DNS, svc.cluster.local, Weave Net
• Kubernetes networking: Container Network Interface (CNI), VPC CNI, Multus CNI, Calico, Flannel
• Kubernetes: distributions, tools, CKA, CKS, Kubernetes interfaces: CSI, CNI, installation, workloads, networking, kubeadm, Kubernetes API, Kubernetes API Server, kubectl, kubeadm, kubelet, kube-proxy, Cloud services: EKS, GKE, TKE, DKS, Helm, Kubernetes RBAC, Kubernetes deployments, Minikube, Rancher, OpenShift, Charmed Kubernetes, Ingress, Kubernetes scheduler, Kubernetes Finalizers, logging, Kubernetes operator, Orka, kind:, Kubernetes namespaces, Kubernetes dashboard, Kubernetes Metrics Server, Field Selectors, CoreDNS, CRI, Kubernetes Topology Manager, Kubernetes governance: (SIG, KEP), Kustomize, controllers, ReadinessProbe, LivenessProbe, KOPS, K9s, Kui, k3s, ImagePullBackOff, PDB, EndPoints, Kots, metadata, Karpenter, Replicated.com, Kubernetes Authenticating, Kubernetes timeline, Changelog/Versions, service accounts, Kubernetes Pod Lifecycle, Kubernetes Conformance Certified, Kubernetes backup, Kubernetes Pod Security Admission, tEKS, Kubernetes events, Kubernetes ports, Kubernetes policies, Connect, addons, DoKC, Kubernetes control plane, Kubernetes Federation, Kubernetes info, Kubetest2, Sidecar (Kubernetes)