mkdir /mnt/cdrom 新建挂载点
html
mount /dev/sr0 /mnt/cdrom 挂载光盘
网络
cd /etc/yum.repos.d/url
mv rhel-source.repo rhel-source.repo.bak 将原来的源备份好
spa
[root@localhost yum.repos.d]# vi CentOS-Media.repo 这里随便取名，要以.repo为后辍
[base]
name=RedHat
baseurl=file:///mnt/cdrom
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
htm
yum install gcc 试试blog
网络源配置：it
http://qingwang.blog.51cto.com/505009/1551228/
gcc
http://www.ithao123.cn/content-3516809.html
配置