This IP exists on no machine. Yet it works. Meet kube-proxy, the signal officer on every node.
You'll learn to
explain how a Service IP reaches a pod via iptables/IPVS rules
Recap
- 1A Service IP is virtual
- 2kube-proxy turns it into rules on every node
- 3iptables · nftables next · ipvs deprecated
Check yourself
Where does a Service's IP live?
1.9
Stamp this lesson
Watched it and passed the check? Mark it in your logbook.