Debian 11.2安装ssh服务

切换到root用户

#更新软件源

apt-get update
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安装ssh

apt-get install ssh
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备份ssh的配置文件

cp /etc/ssh/sshd_config{,.bak}
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修改配置文件如下

root@localhost:~# more /etc/ssh/sshd_config| grep -v  "^#"  |grep -v "^$"
Include /etc/ssh/sshd_config.d/*.conf
Port 22
PermitRootLogin prohibit-password
PasswordAuthentication yes
PermitEmptyPasswords no
ChallengeResponseAuthentication no
UsePAM yes
X11Forwarding yes
PrintMotd no
AcceptEnv LANG LC_*
Subsystem	sftp	/usr/lib/openssh/sftp-server
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注释 grep -v “^#” |grep -v “^$” 去空格和#开头

启动ssh

service sshd start
service ssh status
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添加开机启动

update-rc.d ssh enable
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移除启动

update-rc.d ssh remove
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查看添加的启动程序

ll /etc/rc2.d
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