centos7 安装telnet服务

1，检查是否安装 telnet-server和xinetd

rpm -qa telnet-server

rpm -qa xinetd

2，如果没有安装过就安装 查找yum

yum list |grep telnet

yum list |grep xinetd

3,执行安装语句

yum install telnet-server telnet xinetd -y

4,设置开机自启：

systemctl enable telnet.socket
systemctl enable xinetd.service

5,开启service：

systemctl start telnet.socket
systemctl start xinetd.service

6.设置root可以远程登录

mv /etc/securetty /etc/securetty.bak