Designation: localhost-11501
Format: [Hostname]-[Port]
Category: Networking / Local Development
If you receive a response (HTML, JSON, or raw data), a service is active on that port. localhost-11501
kubectl port-forward pod/my-pod 11501:8080
This forwards traffic from localhost-11501 to port 8080 inside the Kubernetes pod. kubectl port-forward pod/my-pod 11501:8080
Some IoT development kits, smart home simulators, or hardware SDKs (e.g., for Raspberry Pi, Arduino, or proprietary embedded systems) use port 11501 for local debugging or telemetry streaming. This forwards traffic from localhost-11501 to port 8080
Press Ctrl + C in the terminal running the server. Refresh the browser – you will now get a connection refused error.