From 0d6da2f7d672a075af97a7aab285d2afd9723408 Mon Sep 17 00:00:00 2001 From: "xin.li" Date: Thu, 7 Mar 2024 14:54:28 +0800 Subject: [PATCH] [zh-cn] sync install-kubeadm Signed-off-by: xin.li --- .../production-environment/tools/kubeadm/install-kubeadm.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/content/zh-cn/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md b/content/zh-cn/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md index ce500600e1dd8..fa31aa96f2a32 100644 --- a/content/zh-cn/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md +++ b/content/zh-cn/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md @@ -116,15 +116,15 @@ route, we recommend you add IP route(s) so Kubernetes cluster addresses go via t These These [required ports](/docs/reference/networking/ports-and-protocols/) need to be open in order for Kubernetes components to communicate with each other. -You can use tools like netcat 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: --> ## 检查所需端口{#check-required-ports} 启用这些[必要的端口](/zh-cn/docs/reference/networking/ports-and-protocols/)后才能使 Kubernetes 的各组件相互通信。 -可以使用 netcat 之类的工具来检查端口是否启用，例如： +可以使用 [netcat](https://netcat.sourceforge.net) 之类的工具来检查端口是否开放，例如： ```shell -nc 127.0.0.1 6443 +nc 127.0.0.1 6443 -v ```