SSH连接错误

用xshell客户端连接主机出现错误:

ssh 用户名@ip_address [port]

SSH连接错误_第1张图片


官方文档上的提示:

"Could not connect to 'hostname' (port 22): Connection failed."

Check if the host machine is ready for connection and the port is reachable. If you are connecting to a SSH server, make sure that SSH daemon is running on the remote host.

然后意识到可能是没有安装ssh服务。

于是sudo apt-get install openssh-server

出现如下错误:



解决方法:安装所有安全更新和重要更新

问题解决

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