1.关闭防火墙 命令：systemctl stop firewalld

关闭防火墙开机自启

2.关闭selinux 临时关闭selinux 命令：setenforce 0

编辑selinux配置文件，让selinux开机启动默认关闭 命令：vi /etc/sysconfig/selinux ![](https![]

2.配置IP地址 命令：vi /etc/sysconfig/network-scripts/ifcfg-ens33

重启网络服务让设置的IP地址生效

3.安装wget 命令：yum -y install wget

4.把阿里的yum源当作默认yum源 命令：cd /etc/yum.repo.d/ wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

5.安装epel源 命令： yum -y install epel-release

6.解决安装LNMP依赖包及安装编译所有的工具 命令： yum install -y gcc gcc-c++ make pcre pcre-devel zlib zlib-devel
openssl libxml2 libxml2-devel libcurl libcurl-devel libjpeg
libjpeg-devel libpng libpng-devel freetype freetype-devel
openldap openldap-devel libmcrypt libmcrypt-devel tar
openssl-devel cmake ncurses ncurses-devel