Tag: #헤어핀 NAT
Kubernetes, DevOps and MLOps, written from things we ran and measured ourselves · 2 posts
Hairpin NAT Measurement 1: Our Domain Only Fails to Open Inside the Office
When you host a service behind a router, it is common that a domain that opens fine from the outside fails to open within the same private network. If the router only changes the destination via port forwarding, the serv
2026-10-31 · 17 min read #네트워크#NAT#헤어핀 NAT#루프백 NAT#DNSHairpin NAT Measurement 2: When a Pod Calls Its Own Service
When a pod in Kubernetes sends a request to the Service address backed by itself, that request must go through the Service and return to the same pod. Because this is the same shape of problem as a home router's hairpin,
2026-10-31 · 18 min read #쿠버네티스#네트워크#헤어핀 NAT#Service#kube-proxy