A huge pain point with Docker since day one has always been the ability to do iptables filtering of incoming traffic. Exposed ports were not filtered, rules could not persist a Docker daemon restart and no easy way to do filtering based on IP etc. The actual…

0 Prerequisites and Prework
This post only focuses on how kubernetes leverages iptables to implement its
service mode. Per official doc Services
[https://kubernetes.io/docs/concepts/services-networking/service/]

> A Kubernetes Service is an abstraction which…

Что такое kube-proxy, как работает балансировка нагрузки на поды в Kubernetes, и зачем нужен iptables.

Исправить ошибку безопасности Docker и UFW без отключения Iptables в Ubuntu - il-da-r/dockerufw

This is the third part of a series on Docker and Kubernetes networking. We’ll be tackling how Kubernetes’s kube-proxy component uses iptables to direct service traffic to pods randomly. We’ll focus on the ClusterIP type of Kubernetes services.
The goal of…

Learn the sidecar pattern, transparent traffic intercepting and routing in Istio.