#iptables
3 posts
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iptables Is Still Under Everything
Kubernetes abstracts away networking until it doesn't. Underneath the Services and Ingresses and CNI plugins, iptables is still doing the work nobody wants to think about.
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Nobody Understands Networking (Including Your CNI Plugin)
Networking is the most under-practiced skill in infrastructure engineering, and an iptables testing container is the best way to fix that.
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Your Cluster Is Only as Good as Your Packet Path
Most Kubernetes problems are networking problems in disguise — and kubectl can't help you below the abstraction layer.