Permission denied (publickey,gssapi-keyex,gssapi-with-mic).错误解决方法

通过SSH登录远程Linux服务器是，报如下错误
www@123.123.123.123: Permission denied (publickey,gssapi-keyex,gssapi-with-mic).

修改123.123.123.123的/etc/ssh/sshd_config配置文件，如下：

vim /etc/ssh/sshd_config
PasswordAuthentication yes

重启

systemctl restart sshd