1、搭建yum安装环境:
vi /etc/yum.repos.d/base.repo

2.镜像文件挂载到指定挂载点目录/mnt使用命令: mount /dev/sr0 /mnt/

3.yum repolist 查看一下yum的安装是否正确

4.yum install httpd -y 安装httpd

5.systemctl restart httpd 重启httpd

6.systemctl status firewalld 查看防火墙状态

7.systemctl stop firewalld.service 关闭防火墙