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| ```
```shell yum install openssh-server openssh-clients passwd -y \ && sed -i "s/^UsePAM yes/UsePAM no/g" /etc/ssh/sshd_config \ && echo 123456 | passwd root --stdin \ && ssh-keygen -t rsa -P '' -f ~/.ssh/id_rsa \ && cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys \ && chmod 0600 ~/.ssh/authorized_keys \ && ssh-keygen -q -N "" -t rsa -f /etc/ssh/ssh_host_rsa_key \ && ssh-keygen -q -N "" -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key \ && ssh-keygen -q -N "" -t ed25519 -f /etc/ssh/ssh_host_ed25519_key
|