一、安装CentOS桌面

 yum upgrade
 yum -y groupinstall "X Window System" 
 yum -y groupinstall "GNOME Desktop"
 startx

二、安装xrdp

 yum install epel* -y
 yum --enablerepo=epel -y install xrdp

三、添加防火墙

 firewall-cmd --permanent --zone=public --add-port=3389/tcp
 firewall-cmd --reload

四、启动服务

 systemctl start xrdp
 systemctl enable xrdp
 netstat -tnlp | grep xrdp