Ssh remote logon command simple instance ssh command is used to remotely log on to a Linux host. Common Format: ssh [-llogin_name] [-pport] [user @] hostname. For more details, refer to ssh-h. For example, if you do not specify the User: ssh192.168.0.11, specify the User: ssh-lro... ssh remote logon command simple instance ssh command is used to remotely log on to the Linux host. Common Format: ssh [-l login_name] [-p port] [user @] hostname. For more details, refer to ssh-h. For example, if you do not specify User: ssh 192.168.0.11 specify User: ssh-l root 192.168.0.11 ssh root@192.168.0.11 if you have modified the ssh login port, you can: ssh-p 12333 192.168.0.11 ssh-l root-p 12333 216.230.230.114 ssh-p 12333 root@216.230.230.114 also modify the configuration file/etc/ssh/sshd_config, you can change the ssh login port and disable root login. Modify the port to prevent port scanning. Edit the configuration file: vim/etc/ssh/sshd_config find # Port 22, remove the comment, change it to a five-digit Port: Port 12333 find # PermitRootLogin yes, remove the comment, and modify it: permitRootLogin no restart sshd service: service sshd restart
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