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linux设置公钥免密登录问题解决

作者：互联网

在服务器添加完公钥后报错

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sign_and_send_pubkey: signing failed: agent refused operation

　　这个时候我们只要执行下

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2

eval  "$(ssh-agent -s)"

ssh-add


 


ssh-copy-id -i /root/.ssh/id_rsa.pub student@172.16.10.10
报错/usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/root/.ssh/id_rsa.pub"
/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed
/usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys
Permission denied (publickey,gssapi-keyex,gssapi-with-mic).

[root@www .ssh]# ssh-keygen -R 172.16.10.10
# Host 172.16.10.10 found: line 1
/root/.ssh/known_hosts updated.
Original contents retained as /root/.ssh/known_hosts.old

 

Permission denied (publickey,gssapi-keyex,gssapi-with-mic).
PasswordAuthentication no
改成yes

 

标签：公钥,gssapi,免密,ssh,key,linux,copy,root,id
来源： https://blog.csdn.net/qq_43655313/article/details/114739696