yum install telnet-server xinetd -y
#安装telnet软件包

systemctl stop firewalld
#关闭防火墙

vim /etc/securetty
末尾添加两行
pst/0
pst/1
systemctl start xinetd telnet.socket
#启动服务

systemctl enable xinetd telnet.socket
useradd test
#新建用于测试的账户
echo 123456 | passwd --stdin test
#设置test账户密码为123456
win+r输入telnet打开telnet客户端

输入o 192.168.243.128 (此处IP为虚拟机IP)

输入用户名密码即可成功登录
