1、mount /dev/cdrom /mnt
2、ls /mnt
3、mount -a
4、cd /etc/yum.repos.d/
5、rm -rf *
6、vi CentOS7.repo
7、[redhat7]
name=CentOS7
baseurl=file:///mnt
gpgcheck=0
enabled=1
:wq
8、yum makecache
9、yum repolist
10、yum -y install vim
1、mount /dev/cdrom /mnt
2、ls /mnt
3、mount -a
4、cd /etc/yum.repos.d/
5、rm -rf *
6、vi CentOS7.repo
7、[redhat7]
name=CentOS7
baseurl=file:///mnt
gpgcheck=0
enabled=1
:wq
8、yum makecache
9、yum repolist
10、yum -y install vim