linux搭建本地yum源

1.将镜像光盘放入光驱，（或vm右下角点击光盘挂在）

2.mount /dev/cdrom /media

3.cd /etc/yum.repos.d/

4.mkdir bak

5.mv CentOS-Base.repo CentOS-Debuginfo.repo CentOS-Vault.repo bak

6.vim CentOS-Media.repo

[c6-media]

name=CentOS-$releasever - Media

baseurl=file:///media

        file:///media/cdrom/

        file:///media/cdrecorder/

gpgcheck=1

enabled=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6