CentOS 7 禁止root帳戶ssh登陸

[root@localhost ~]# cat /etc/redhat-release  vim CentOS Linux release 7.4.1708 (Core) ssh [root@localhost ~]# ssh -V OpenSSH_6.6.1p1, OpenSSL 1.0.1e-fips 11 Feb 2013 rest vim /etc/ssh/sshd_config ip P

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