/bin/bash
#安装编辑文本工具、上传下载、查看端口、多重视窗管理程序
yum install -y vim wget lrzsz tree screen net-tools
#关闭selinux
sed -i s#SELINUX=enforcing#SELINUX=disabled# /etc/selinux/config
#关闭防火墙,开机自动关闭防火墙
service firewalld stop
systemctl disable firewalld
#更换yum源