#iptables • 2 Articles
Articles tagged with #iptables
A curated list of engineering series, deep dives, and notes related to #iptables.
Engineering Docker & Container Internals from First Principles • Part 13 2026-09-29
Port Publishing Under the Hood: iptables DNAT, Userland Proxies, and Host Routing
Explore Docker port publishing (-p 8080:80): iptables PREROUTING chains, Destination NAT (DNAT) packet rewriting, and docker-proxy userland socket proxies.
Engineering Kubernetes & Distributed Orchestration from First Principles • Part 12 2026-09-25
Service Proxies Under the Hood: Virtual IPs, kube-proxy iptables, and IPVS Routing
Master Kubernetes Service proxies: ClusterIP Virtual IPs, kube-proxy iptables probability rules (-m statistic), IPVS hash tables, and eBPF routing.