Kubernetes Classroom Series – 09/Jun/2021

K8s Quick Overview and Architecture

  • Overview Preview
  • To create the logical network as shown in the image, Kubernetes has a networking model
  • This networking model makes opinionated choices about how Pods are networked.
  • K8s dictates the following requirements on any networking implementation
    • all Pods can communicate with all other Pods without using NAT (network address translation)
    • all Nodes can communicate with all Pods without NAT
    • the IP that Pod sees itself is the same IP that others see it as
  • Kubernetes defines a specification for configuring network using CNI (Container Network Interface) Refer Here

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