Kubernetes NetworkPolicies in Docker Enterprise Edition
Kubernetes running under Docker UCP uses the Calico CNI plugin so that you can use Kubernetes NetworkPolicies to control pod to pod communication as well as communication between pods and other network endpoints.
This blog post will walk you through an example of configuring Kubernetes NetworkPolicies. We will block traffic from one namespace into another namespace, while still allowing external traffic to access the “restricted” namespace. As a high-level use case, we will consider the situation where a development team is working on multiple branches of a project, and the pods in the different branches should not be able to communicate with each other. If you are not familiar with the basic concepts of NetworkPolicies, see the Kubernetes documentation here.…
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