![]() ![]() ![]() ![]() A Service is a set of Pods, which can be reached by a single, fixed DNS name or IP address. A Pod can communicate with another Pod by directly addressing its IP address, but the recommended way is to use Services. In Kubernetes, each Pod has an IP address. There are some basic facts about pod-to-pod communication, which generally hold true for all Kubernetes clusters: How do containers in the same Pod communicate?.How does a frontend pod communicate with a backend pod?.In this article we’ll look at how Pods talk to each other, at a high level. This means that the exact way pods communicate depends on how your Kubernetes cluster has been deployed. The networking layer of Kubernetes is highly configurable, with lots of plugins and options. It often takes a big shift in your thinking to understand how your application can talk to another application in Kubernetes. One of the big “lightbulb moments” I see when people are learning Kubernetes is the moment when they understand how applications communicate with each other. ![]()
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