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Merge pull request #50043 from aivantsov/patch-3 

Update the check for open port in install-kubeadm.md
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Kubernetes Prow Robot 2025-03-12 04:35:46 -07:00 committed by GitHub
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content/en/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md
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@ -60,7 +60,7 @@ need to be open in order for Kubernetes components to communicate with each othe
You can use tools like [netcat](https://netcat.sourceforge.net) to check if a port is open. For example: You can use tools like [netcat](https://netcat.sourceforge.net) to check if a port is open. For example:
```shell ```shell
nc 127.0.0.1 6443 -v nc 127.0.0.1 6443 -zv -w 2
``` ```
The pod network plugin you use may also require certain ports to be The pod network plugin you use may also require certain ports to be