It’s Not DNS (It’s MTU): Debugging Kubernetes Ingress
This is Part 3 of the Rack2Cloud Diagnostic Series, where we debug the silent killers of Kubernetes reliability. You deploy your application. The pods are Running. kubectl port-forward works perfectly. You open the public URL, expecting success. 502 Bad Gateway. Or maybe: Welcome to the Networking Illusion. In Kubernetes, “Network Connectivity” is a stack of…