1,CentOS 6 x86_64

wget -P /etc/yum.repos.d/ http://mirrors.aliyun.com/repo/epel-6.repo

yum clean all

yum makecache

yum repolist

rm -rf /etc/yum.repos.d/*

wget -P /etc/yum.repos.d/ http://mirrors.aliyun.com/repo/epel-6.repo http://mirrors.aliyun.com/repo/Centos-6.repo


2,CentOS 7 x86_64

wget http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-10.noarch.rpm

rpm -ivh epel-release-7-10.noarch.rpm

yum repolist (检查是否安装成功)

yum --enablerepo=epel info Nginx (查看)yum --enablerepo=epel install Nginx (用epel 源安装)