Solutions to remote or adding SSH key errors

 

 

Method 1

ssh-keygen -R XX.XX.XX.XX  

Method 2

【1】 Delete the corresponding IP in known_ Hosts related information

vim /.ssh/known_ hosts

The problem is solved. The reason is that after the system is reinstalled, the remote connection is made again. After entering yes, this opportunity writes the information of the remote machine to/users/Wangdong /. SSH/known_ Hosts file, so if you reinstall the system remotely, you must clean up the machine first.


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