Linux服务器之间免密

root用户

1.ssh-keygen -t rsa

 

2.ssh-copy-id -i /root/.ssh/id_rsa.pub root@192.168.198.8

 

3.ssh

普通用户

 

 

 

覆盖文件路径：

ssh-keygen -t rsa 

scp /home/oracle/.ssh/id_rsa.pub oracle@192.168.3.9:/home/oracle/.ssh/authorized_keys

还不成功可参考教程链接

https://blog.csdn.net/qq_31382921/article/details/77983955