Summary

This chapter covered Kubernetes networking. It covered the Kubernetes networking model and core networking concepts, as well as how to choose CNI plugins. Working with the Ingress controller and configuring and leveraging CoreDNS in Kubernetes helps you understand how to manage cluster networking and controller access to the applications in Kubernetes.

Make sure you have practiced these examples as you will encounter them often. Notice that this chapter covers 20% of the CKA exam content. Practicing the kubectl commands will help you with better time management, which leads to a greater chance of success in the CKA exam. Together with what we’ll talk about in the next chapter about monitoring and logging Kubernetes clusters and applications, you will get a better idea of how to manage Kubernetes clusters in your daily job as a Kubernetes administrator. Stay tuned!